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0f7686d5a591bc326d42bc51912f38487892538c
system-control/firmware/components/imgui/imgui_draw.cpp
Peter Siegmund 08b0e04584 implement new light mode (off/day/night/simulation) 
missing:
- fully connect it to the ui
- setup duration in light settings

Signed-off-by: Peter Siegmund <developer@mars3142.org>
2025-09-29 23:15:06 +02:00

7303 lines
354 KiB
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// dear imgui, v1.92.0 WIP
// (drawing and font code)
/*
Index of this file:
// [SECTION] STB libraries implementation
// [SECTION] Style functions
// [SECTION] ImDrawList
// [SECTION] ImTriangulator, ImDrawList concave polygon fill
// [SECTION] ImDrawListSplitter
// [SECTION] ImDrawData
// [SECTION] Helpers ShadeVertsXXX functions
// [SECTION] ImFontConfig
// [SECTION] ImFontAtlas, ImFontAtlasBuilder
// [SECTION] ImFontAtlas: backend for stb_truetype
// [SECTION] ImFontAtlas: glyph ranges helpers
// [SECTION] ImFontGlyphRangesBuilder
// [SECTION] ImFont
// [SECTION] ImGui Internal Render Helpers
// [SECTION] Decompression code
// [SECTION] Default font data (ProggyClean.ttf)
*/
#if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_WARNINGS)
#define _CRT_SECURE_NO_WARNINGS
#endif
#ifndef IMGUI_DEFINE_MATH_OPERATORS
#define IMGUI_DEFINE_MATH_OPERATORS
#endif
#include "imgui.h"
#ifndef IMGUI_DISABLE
#include "imgui_internal.h"
#ifdef IMGUI_ENABLE_FREETYPE
#include "misc/freetype/imgui_freetype.h"
#endif
#include <stdint.h> // intptr_t
#include <stdio.h> // vsnprintf, sscanf, printf
// Visual Studio warnings
#ifdef _MSC_VER
#pragma warning(disable : 4127) // condition expression is constant
#pragma warning(disable : 4505) // unreferenced local function has been removed (stb stuff)
#pragma warning( \
disable : 4996) // 'This function or variable may be unsafe': strcpy, strdup, sprintf, vsnprintf, sscanf, fopen
#pragma warning(disable : 26451) // [Static Analyzer] Arithmetic overflow : Using operator 'xxx' on a 4 byte value and
// then casting the result to a 8 byte value. Cast the value to the wider type before
// calling operator 'xxx' to avoid overflow(io.2).
#pragma warning(disable : 26812) // [Static Analyzer] The enum type 'xxx' is unscoped. Prefer 'enum class' over 'enum'
// (Enum.3). [MSVC Static Analyzer)
#endif
// Clang/GCC warnings with -Weverything
#if defined(__clang__)
#if __has_warning("-Wunknown-warning-option")
#pragma clang diagnostic ignored \
"-Wunknown-warning-option" // warning: unknown warning group 'xxx' // not all warnings are
// known by all Clang versions and they tend to be rename-happy.. so ignoring warnings
// triggers new warnings on some configuration. Great!
#endif
#pragma clang diagnostic ignored "-Wunknown-pragmas" // warning: unknown warning group 'xxx'
#pragma clang diagnostic ignored \
"-Wold-style-cast" // warning: use of old-style cast // yes, they are more terse.
#pragma clang diagnostic ignored "-Wfloat-equal" // warning: comparing floating point with == or != is unsafe // storing
// and comparing against same constants ok.
#pragma clang diagnostic ignored "-Wglobal-constructors" // warning: declaration requires a global destructor //
// similar to above, not sure what the exact difference is.
#pragma clang diagnostic ignored "-Wsign-conversion" // warning: implicit conversion changes signedness
#pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant" // warning: zero as null pointer constant // some
// standard header variations use #define NULL 0
#pragma clang diagnostic ignored "-Wcomma" // warning: possible misuse of comma operator here
#pragma clang diagnostic ignored "-Wreserved-id-macro" // warning: macro name is a reserved identifier
#pragma clang diagnostic ignored \
"-Wdouble-promotion" // warning: implicit conversion from 'float' to 'double' when passing argument to function //
// using printf() is a misery with this as C++ va_arg ellipsis changes float to double.
#pragma clang diagnostic ignored \
"-Wimplicit-int-float-conversion" // warning: implicit conversion from 'xxx' to 'float' may lose precision
#pragma clang diagnostic ignored "-Wreserved-identifier" // warning: identifier '_Xxx' is reserved because it starts
// with '_' followed by a capital letter
#pragma clang diagnostic ignored "-Wunsafe-buffer-usage" // warning: 'xxx' is an unsafe pointer used for buffer access
#pragma clang diagnostic ignored "-Wnontrivial-memaccess" // warning: first argument in call to 'memset' is a pointer to
// non-trivially copyable type
#pragma clang diagnostic ignored "-Wcast-qual" // warning: cast from 'const xxxx *' to 'xxx *' drops const qualifier
#pragma clang diagnostic ignored "-Wswitch-default" // warning: 'switch' missing 'default' label
#elif defined(__GNUC__)
#pragma GCC diagnostic ignored "-Wpragmas" // warning: unknown option after '#pragma GCC diagnostic' kind
#pragma GCC diagnostic ignored "-Wunused-function" // warning: 'xxxx' defined but not used
#pragma GCC diagnostic ignored "-Wfloat-equal" // warning: comparing floating-point with '==' or '!=' is unsafe
#pragma GCC diagnostic ignored \
"-Wdouble-promotion" // warning: implicit conversion from 'float' to 'double' when passing argument to function
#pragma GCC diagnostic ignored "-Wconversion" // warning: conversion to 'xxxx' from 'xxxx' may alter its value
#pragma GCC diagnostic ignored \
"-Wstack-protector" // warning: stack protector not protecting local variables: variable length buffer
#pragma GCC diagnostic ignored "-Wstrict-overflow" // warning: assuming signed overflow does not occur when simplifying
// division / ..when changing X +- C1 cmp C2 to X cmp C2 -+ C1
#pragma GCC diagnostic ignored \
"-Wclass-memaccess" // [__GNUC__ >= 8] warning: 'memset/memcpy' clearing/writing an object of type 'xxxx' with no
// trivial copy-assignment; use assignment or value-initialization instead
#pragma GCC diagnostic ignored \
"-Wcast-qual" // warning: cast from type 'const xxxx *' to type 'xxxx *' casts away qualifiers
#endif
//-------------------------------------------------------------------------
// [SECTION] STB libraries implementation (for stb_truetype and stb_rect_pack)
//-------------------------------------------------------------------------
// Compile time options:
// #define IMGUI_STB_NAMESPACE ImStb
// #define IMGUI_STB_TRUETYPE_FILENAME "my_folder/stb_truetype.h"
// #define IMGUI_STB_RECT_PACK_FILENAME "my_folder/stb_rect_pack.h"
// #define IMGUI_DISABLE_STB_TRUETYPE_IMPLEMENTATION
// #define IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION
#ifdef IMGUI_STB_NAMESPACE
namespace IMGUI_STB_NAMESPACE
{
#endif
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4456) // declaration of 'xx' hides previous local declaration
#pragma warning(disable : 6011) // (stb_rectpack) Dereferencing NULL pointer 'cur->next'.
#pragma warning(disable : 6385) // (stb_truetype) Reading invalid data from 'buffer': the readable size is
// '_Old_3`kernel_width' bytes, but '3' bytes may be read.
#pragma warning( \
disable \
: 28182) // (stb_rectpack) Dereferencing NULL pointer. 'cur' contains the same NULL value as 'cur->next' did.
#endif
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunused-function" // warning: 'xxxx' defined but not used
#pragma clang diagnostic ignored "-Wmissing-prototypes"
#pragma clang diagnostic ignored "-Wimplicit-fallthrough"
#endif
#if defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored \
"-Wtype-limits" // warning: comparison is always true due to limited range of data type [-Wtype-limits]
#pragma GCC diagnostic ignored "-Wimplicit-fallthrough" // warning: this statement may fall through
#endif
#ifndef STB_RECT_PACK_IMPLEMENTATION // in case the user already have an implementation in the _same_ compilation unit
// (e.g. unity builds)
#ifndef IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION // in case the user already have an implementation in another
// compilation unit
#define STBRP_STATIC
#define STBRP_ASSERT(x) \
do \
{ \
IM_ASSERT(x); \
} while (0)
#define STBRP_SORT ImQsort
#define STB_RECT_PACK_IMPLEMENTATION
#endif
#ifdef IMGUI_STB_RECT_PACK_FILENAME
#include IMGUI_STB_RECT_PACK_FILENAME
#else
#include "imstb_rectpack.h"
#endif
#endif
#ifdef IMGUI_ENABLE_STB_TRUETYPE
#ifndef STB_TRUETYPE_IMPLEMENTATION // in case the user already have an implementation in the _same_ compilation unit
// (e.g. unity builds)
#ifndef IMGUI_DISABLE_STB_TRUETYPE_IMPLEMENTATION // in case the user already have an implementation in another
// compilation unit
#define STBTT_malloc(x, u) ((void)(u), IM_ALLOC(x))
#define STBTT_free(x, u) ((void)(u), IM_FREE(x))
#define STBTT_assert(x) \
do \
{ \
IM_ASSERT(x); \
} while (0)
#define STBTT_fmod(x, y) ImFmod(x, y)
#define STBTT_sqrt(x) ImSqrt(x)
#define STBTT_pow(x, y) ImPow(x, y)
#define STBTT_fabs(x) ImFabs(x)
#define STBTT_ifloor(x) ((int)ImFloor(x))
#define STBTT_iceil(x) ((int)ImCeil(x))
#define STBTT_strlen(x) ImStrlen(x)
#define STBTT_STATIC
#define STB_TRUETYPE_IMPLEMENTATION
#else
#define STBTT_DEF extern
#endif
#ifdef IMGUI_STB_TRUETYPE_FILENAME
#include IMGUI_STB_TRUETYPE_FILENAME
#else
#include "imstb_truetype.h"
#endif
#endif
#endif // IMGUI_ENABLE_STB_TRUETYPE
#if defined(__GNUC__)
#pragma GCC diagnostic pop
#endif
#if defined(__clang__)
#pragma clang diagnostic pop
#endif
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
#ifdef IMGUI_STB_NAMESPACE
} // namespace ImStb
using namespace IMGUI_STB_NAMESPACE;
#endif
//-----------------------------------------------------------------------------
// [SECTION] Style functions
//-----------------------------------------------------------------------------
void ImGui::StyleColorsDark(ImGuiStyle *dst)
{
ImGuiStyle *style = dst ? dst : &ImGui::GetStyle();
ImVec4 *colors = style->Colors;
colors[ImGuiCol_Text] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);
colors[ImGuiCol_TextDisabled] = ImVec4(0.50f, 0.50f, 0.50f, 1.00f);
colors[ImGuiCol_WindowBg] = ImVec4(0.06f, 0.06f, 0.06f, 0.94f);
colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_PopupBg] = ImVec4(0.08f, 0.08f, 0.08f, 0.94f);
colors[ImGuiCol_Border] = ImVec4(0.43f, 0.43f, 0.50f, 0.50f);
colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_FrameBg] = ImVec4(0.16f, 0.29f, 0.48f, 0.54f);
colors[ImGuiCol_FrameBgHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
colors[ImGuiCol_FrameBgActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
colors[ImGuiCol_TitleBg] = ImVec4(0.04f, 0.04f, 0.04f, 1.00f);
colors[ImGuiCol_TitleBgActive] = ImVec4(0.16f, 0.29f, 0.48f, 1.00f);
colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.00f, 0.00f, 0.00f, 0.51f);
colors[ImGuiCol_MenuBarBg] = ImVec4(0.14f, 0.14f, 0.14f, 1.00f);
colors[ImGuiCol_ScrollbarBg] = ImVec4(0.02f, 0.02f, 0.02f, 0.53f);
colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.31f, 0.31f, 0.31f, 1.00f);
colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.41f, 0.41f, 0.41f, 1.00f);
colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.51f, 0.51f, 0.51f, 1.00f);
colors[ImGuiCol_CheckMark] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_SliderGrab] = ImVec4(0.24f, 0.52f, 0.88f, 1.00f);
colors[ImGuiCol_SliderGrabActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_Button] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
colors[ImGuiCol_ButtonHovered] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_ButtonActive] = ImVec4(0.06f, 0.53f, 0.98f, 1.00f);
colors[ImGuiCol_Header] = ImVec4(0.26f, 0.59f, 0.98f, 0.31f);
colors[ImGuiCol_HeaderHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.80f);
colors[ImGuiCol_HeaderActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_Separator] = colors[ImGuiCol_Border];
colors[ImGuiCol_SeparatorHovered] = ImVec4(0.10f, 0.40f, 0.75f, 0.78f);
colors[ImGuiCol_SeparatorActive] = ImVec4(0.10f, 0.40f, 0.75f, 1.00f);
colors[ImGuiCol_ResizeGrip] = ImVec4(0.26f, 0.59f, 0.98f, 0.20f);
colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
colors[ImGuiCol_ResizeGripActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f);
colors[ImGuiCol_InputTextCursor] = colors[ImGuiCol_Text];
colors[ImGuiCol_TabHovered] = colors[ImGuiCol_HeaderHovered];
colors[ImGuiCol_Tab] = ImLerp(colors[ImGuiCol_Header], colors[ImGuiCol_TitleBgActive], 0.80f);
colors[ImGuiCol_TabSelected] = ImLerp(colors[ImGuiCol_HeaderActive], colors[ImGuiCol_TitleBgActive], 0.60f);
colors[ImGuiCol_TabSelectedOverline] = colors[ImGuiCol_HeaderActive];
colors[ImGuiCol_TabDimmed] = ImLerp(colors[ImGuiCol_Tab], colors[ImGuiCol_TitleBg], 0.80f);
colors[ImGuiCol_TabDimmedSelected] = ImLerp(colors[ImGuiCol_TabSelected], colors[ImGuiCol_TitleBg], 0.40f);
colors[ImGuiCol_TabDimmedSelectedOverline] = ImVec4(0.50f, 0.50f, 0.50f, 0.00f);
colors[ImGuiCol_PlotLines] = ImVec4(0.61f, 0.61f, 0.61f, 1.00f);
colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f);
colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
colors[ImGuiCol_TableHeaderBg] = ImVec4(0.19f, 0.19f, 0.20f, 1.00f);
colors[ImGuiCol_TableBorderStrong] = ImVec4(0.31f, 0.31f, 0.35f, 1.00f); // Prefer using Alpha=1.0 here
colors[ImGuiCol_TableBorderLight] = ImVec4(0.23f, 0.23f, 0.25f, 1.00f); // Prefer using Alpha=1.0 here
colors[ImGuiCol_TableRowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_TableRowBgAlt] = ImVec4(1.00f, 1.00f, 1.00f, 0.06f);
colors[ImGuiCol_TextLink] = colors[ImGuiCol_HeaderActive];
colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f);
colors[ImGuiCol_TreeLines] = colors[ImGuiCol_Border];
colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f);
colors[ImGuiCol_NavCursor] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f);
}
void ImGui::StyleColorsClassic(ImGuiStyle *dst)
{
ImGuiStyle *style = dst ? dst : &ImGui::GetStyle();
ImVec4 *colors = style->Colors;
colors[ImGuiCol_Text] = ImVec4(0.90f, 0.90f, 0.90f, 1.00f);
colors[ImGuiCol_TextDisabled] = ImVec4(0.60f, 0.60f, 0.60f, 1.00f);
colors[ImGuiCol_WindowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.85f);
colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_PopupBg] = ImVec4(0.11f, 0.11f, 0.14f, 0.92f);
colors[ImGuiCol_Border] = ImVec4(0.50f, 0.50f, 0.50f, 0.50f);
colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_FrameBg] = ImVec4(0.43f, 0.43f, 0.43f, 0.39f);
colors[ImGuiCol_FrameBgHovered] = ImVec4(0.47f, 0.47f, 0.69f, 0.40f);
colors[ImGuiCol_FrameBgActive] = ImVec4(0.42f, 0.41f, 0.64f, 0.69f);
colors[ImGuiCol_TitleBg] = ImVec4(0.27f, 0.27f, 0.54f, 0.83f);
colors[ImGuiCol_TitleBgActive] = ImVec4(0.32f, 0.32f, 0.63f, 0.87f);
colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.40f, 0.40f, 0.80f, 0.20f);
colors[ImGuiCol_MenuBarBg] = ImVec4(0.40f, 0.40f, 0.55f, 0.80f);
colors[ImGuiCol_ScrollbarBg] = ImVec4(0.20f, 0.25f, 0.30f, 0.60f);
colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.40f, 0.40f, 0.80f, 0.30f);
colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.40f, 0.40f, 0.80f, 0.40f);
colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.41f, 0.39f, 0.80f, 0.60f);
colors[ImGuiCol_CheckMark] = ImVec4(0.90f, 0.90f, 0.90f, 0.50f);
colors[ImGuiCol_SliderGrab] = ImVec4(1.00f, 1.00f, 1.00f, 0.30f);
colors[ImGuiCol_SliderGrabActive] = ImVec4(0.41f, 0.39f, 0.80f, 0.60f);
colors[ImGuiCol_Button] = ImVec4(0.35f, 0.40f, 0.61f, 0.62f);
colors[ImGuiCol_ButtonHovered] = ImVec4(0.40f, 0.48f, 0.71f, 0.79f);
colors[ImGuiCol_ButtonActive] = ImVec4(0.46f, 0.54f, 0.80f, 1.00f);
colors[ImGuiCol_Header] = ImVec4(0.40f, 0.40f, 0.90f, 0.45f);
colors[ImGuiCol_HeaderHovered] = ImVec4(0.45f, 0.45f, 0.90f, 0.80f);
colors[ImGuiCol_HeaderActive] = ImVec4(0.53f, 0.53f, 0.87f, 0.80f);
colors[ImGuiCol_Separator] = ImVec4(0.50f, 0.50f, 0.50f, 0.60f);
colors[ImGuiCol_SeparatorHovered] = ImVec4(0.60f, 0.60f, 0.70f, 1.00f);
colors[ImGuiCol_SeparatorActive] = ImVec4(0.70f, 0.70f, 0.90f, 1.00f);
colors[ImGuiCol_ResizeGrip] = ImVec4(1.00f, 1.00f, 1.00f, 0.10f);
colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.78f, 0.82f, 1.00f, 0.60f);
colors[ImGuiCol_ResizeGripActive] = ImVec4(0.78f, 0.82f, 1.00f, 0.90f);
colors[ImGuiCol_InputTextCursor] = colors[ImGuiCol_Text];
colors[ImGuiCol_TabHovered] = colors[ImGuiCol_HeaderHovered];
colors[ImGuiCol_Tab] = ImLerp(colors[ImGuiCol_Header], colors[ImGuiCol_TitleBgActive], 0.80f);
colors[ImGuiCol_TabSelected] = ImLerp(colors[ImGuiCol_HeaderActive], colors[ImGuiCol_TitleBgActive], 0.60f);
colors[ImGuiCol_TabSelectedOverline] = colors[ImGuiCol_HeaderActive];
colors[ImGuiCol_TabDimmed] = ImLerp(colors[ImGuiCol_Tab], colors[ImGuiCol_TitleBg], 0.80f);
colors[ImGuiCol_TabDimmedSelected] = ImLerp(colors[ImGuiCol_TabSelected], colors[ImGuiCol_TitleBg], 0.40f);
colors[ImGuiCol_TabDimmedSelectedOverline] = ImVec4(0.53f, 0.53f, 0.87f, 0.00f);
colors[ImGuiCol_PlotLines] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);
colors[ImGuiCol_PlotLinesHovered] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
colors[ImGuiCol_TableHeaderBg] = ImVec4(0.27f, 0.27f, 0.38f, 1.00f);
colors[ImGuiCol_TableBorderStrong] = ImVec4(0.31f, 0.31f, 0.45f, 1.00f); // Prefer using Alpha=1.0 here
colors[ImGuiCol_TableBorderLight] = ImVec4(0.26f, 0.26f, 0.28f, 1.00f); // Prefer using Alpha=1.0 here
colors[ImGuiCol_TableRowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_TableRowBgAlt] = ImVec4(1.00f, 1.00f, 1.00f, 0.07f);
colors[ImGuiCol_TextLink] = colors[ImGuiCol_HeaderActive];
colors[ImGuiCol_TextSelectedBg] = ImVec4(0.00f, 0.00f, 1.00f, 0.35f);
colors[ImGuiCol_TreeLines] = colors[ImGuiCol_Border];
colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f);
colors[ImGuiCol_NavCursor] = colors[ImGuiCol_HeaderHovered];
colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f);
}
// Those light colors are better suited with a thicker font than the default one + FrameBorder
void ImGui::StyleColorsLight(ImGuiStyle *dst)
{
ImGuiStyle *style = dst ? dst : &ImGui::GetStyle();
ImVec4 *colors = style->Colors;
colors[ImGuiCol_Text] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);
colors[ImGuiCol_TextDisabled] = ImVec4(0.60f, 0.60f, 0.60f, 1.00f);
colors[ImGuiCol_WindowBg] = ImVec4(0.94f, 0.94f, 0.94f, 1.00f);
colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_PopupBg] = ImVec4(1.00f, 1.00f, 1.00f, 0.98f);
colors[ImGuiCol_Border] = ImVec4(0.00f, 0.00f, 0.00f, 0.30f);
colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_FrameBg] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);
colors[ImGuiCol_FrameBgHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
colors[ImGuiCol_FrameBgActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
colors[ImGuiCol_TitleBg] = ImVec4(0.96f, 0.96f, 0.96f, 1.00f);
colors[ImGuiCol_TitleBgActive] = ImVec4(0.82f, 0.82f, 0.82f, 1.00f);
colors[ImGuiCol_TitleBgCollapsed] = ImVec4(1.00f, 1.00f, 1.00f, 0.51f);
colors[ImGuiCol_MenuBarBg] = ImVec4(0.86f, 0.86f, 0.86f, 1.00f);
colors[ImGuiCol_ScrollbarBg] = ImVec4(0.98f, 0.98f, 0.98f, 0.53f);
colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.69f, 0.69f, 0.69f, 0.80f);
colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.49f, 0.49f, 0.49f, 0.80f);
colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.49f, 0.49f, 0.49f, 1.00f);
colors[ImGuiCol_CheckMark] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_SliderGrab] = ImVec4(0.26f, 0.59f, 0.98f, 0.78f);
colors[ImGuiCol_SliderGrabActive] = ImVec4(0.46f, 0.54f, 0.80f, 0.60f);
colors[ImGuiCol_Button] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
colors[ImGuiCol_ButtonHovered] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_ButtonActive] = ImVec4(0.06f, 0.53f, 0.98f, 1.00f);
colors[ImGuiCol_Header] = ImVec4(0.26f, 0.59f, 0.98f, 0.31f);
colors[ImGuiCol_HeaderHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.80f);
colors[ImGuiCol_HeaderActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_Separator] = ImVec4(0.39f, 0.39f, 0.39f, 0.62f);
colors[ImGuiCol_SeparatorHovered] = ImVec4(0.14f, 0.44f, 0.80f, 0.78f);
colors[ImGuiCol_SeparatorActive] = ImVec4(0.14f, 0.44f, 0.80f, 1.00f);
colors[ImGuiCol_ResizeGrip] = ImVec4(0.35f, 0.35f, 0.35f, 0.17f);
colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
colors[ImGuiCol_ResizeGripActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f);
colors[ImGuiCol_InputTextCursor] = colors[ImGuiCol_Text];
colors[ImGuiCol_TabHovered] = colors[ImGuiCol_HeaderHovered];
colors[ImGuiCol_Tab] = ImLerp(colors[ImGuiCol_Header], colors[ImGuiCol_TitleBgActive], 0.90f);
colors[ImGuiCol_TabSelected] = ImLerp(colors[ImGuiCol_HeaderActive], colors[ImGuiCol_TitleBgActive], 0.60f);
colors[ImGuiCol_TabSelectedOverline] = colors[ImGuiCol_HeaderActive];
colors[ImGuiCol_TabDimmed] = ImLerp(colors[ImGuiCol_Tab], colors[ImGuiCol_TitleBg], 0.80f);
colors[ImGuiCol_TabDimmedSelected] = ImLerp(colors[ImGuiCol_TabSelected], colors[ImGuiCol_TitleBg], 0.40f);
colors[ImGuiCol_TabDimmedSelectedOverline] = ImVec4(0.26f, 0.59f, 1.00f, 0.00f);
colors[ImGuiCol_PlotLines] = ImVec4(0.39f, 0.39f, 0.39f, 1.00f);
colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f);
colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.45f, 0.00f, 1.00f);
colors[ImGuiCol_TableHeaderBg] = ImVec4(0.78f, 0.87f, 0.98f, 1.00f);
colors[ImGuiCol_TableBorderStrong] = ImVec4(0.57f, 0.57f, 0.64f, 1.00f); // Prefer using Alpha=1.0 here
colors[ImGuiCol_TableBorderLight] = ImVec4(0.68f, 0.68f, 0.74f, 1.00f); // Prefer using Alpha=1.0 here
colors[ImGuiCol_TableRowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_TableRowBgAlt] = ImVec4(0.30f, 0.30f, 0.30f, 0.09f);
colors[ImGuiCol_TextLink] = colors[ImGuiCol_HeaderActive];
colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f);
colors[ImGuiCol_TreeLines] = colors[ImGuiCol_Border];
colors[ImGuiCol_DragDropTarget] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f);
colors[ImGuiCol_NavCursor] = colors[ImGuiCol_HeaderHovered];
colors[ImGuiCol_NavWindowingHighlight] = ImVec4(0.70f, 0.70f, 0.70f, 0.70f);
colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.20f);
colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f);
}
//-----------------------------------------------------------------------------
// [SECTION] ImDrawList
//-----------------------------------------------------------------------------
ImDrawListSharedData::ImDrawListSharedData()
{
memset(this, 0, sizeof(*this));
InitialFringeScale = 1.0f;
for (int i = 0; i < IM_ARRAYSIZE(ArcFastVtx); i++)
{
const float a = ((float)i * 2 * IM_PI) / (float)IM_ARRAYSIZE(ArcFastVtx);
ArcFastVtx[i] = ImVec2(ImCos(a), ImSin(a));
}
ArcFastRadiusCutoff = IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC_R(IM_DRAWLIST_ARCFAST_SAMPLE_MAX, CircleSegmentMaxError);
}
ImDrawListSharedData::~ImDrawListSharedData()
{
IM_ASSERT(DrawLists.Size == 0);
}
void ImDrawListSharedData::SetCircleTessellationMaxError(float max_error)
{
if (CircleSegmentMaxError == max_error)
return;
IM_ASSERT(max_error > 0.0f);
CircleSegmentMaxError = max_error;
for (int i = 0; i < IM_ARRAYSIZE(CircleSegmentCounts); i++)
{
const float radius = (float)i;
CircleSegmentCounts[i] = (ImU8)((i > 0) ? IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(radius, CircleSegmentMaxError)
: IM_DRAWLIST_ARCFAST_SAMPLE_MAX);
}
ArcFastRadiusCutoff = IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC_R(IM_DRAWLIST_ARCFAST_SAMPLE_MAX, CircleSegmentMaxError);
}
ImDrawList::ImDrawList(ImDrawListSharedData *shared_data)
{
memset(this, 0, sizeof(*this));
_SetDrawListSharedData(shared_data);
}
ImDrawList::~ImDrawList()
{
_ClearFreeMemory();
_SetDrawListSharedData(NULL);
}
void ImDrawList::_SetDrawListSharedData(ImDrawListSharedData *data)
{
if (_Data != NULL)
_Data->DrawLists.find_erase_unsorted(this);
_Data = data;
if (_Data != NULL)
_Data->DrawLists.push_back(this);
}
// Initialize before use in a new frame. We always have a command ready in the buffer.
// In the majority of cases, you would want to call PushClipRect() and PushTexture() after this.
void ImDrawList::_ResetForNewFrame()
{
// Verify that the ImDrawCmd fields we want to memcmp() are contiguous in memory.
IM_STATIC_ASSERT(offsetof(ImDrawCmd, ClipRect) == 0);
IM_STATIC_ASSERT(offsetof(ImDrawCmd, TexRef) == sizeof(ImVec4));
IM_STATIC_ASSERT(offsetof(ImDrawCmd, VtxOffset) == sizeof(ImVec4) + sizeof(ImTextureRef));
if (_Splitter._Count > 1)
_Splitter.Merge(this);
CmdBuffer.resize(0);
IdxBuffer.resize(0);
VtxBuffer.resize(0);
Flags = _Data->InitialFlags;
memset(&_CmdHeader, 0, sizeof(_CmdHeader));
_VtxCurrentIdx = 0;
_VtxWritePtr = NULL;
_IdxWritePtr = NULL;
_ClipRectStack.resize(0);
_TextureStack.resize(0);
_CallbacksDataBuf.resize(0);
_Path.resize(0);
_Splitter.Clear();
CmdBuffer.push_back(ImDrawCmd());
_FringeScale = _Data->InitialFringeScale;
}
void ImDrawList::_ClearFreeMemory()
{
CmdBuffer.clear();
IdxBuffer.clear();
VtxBuffer.clear();
Flags = ImDrawListFlags_None;
_VtxCurrentIdx = 0;
_VtxWritePtr = NULL;
_IdxWritePtr = NULL;
_ClipRectStack.clear();
_TextureStack.clear();
_CallbacksDataBuf.clear();
_Path.clear();
_Splitter.ClearFreeMemory();
}
ImDrawList *ImDrawList::CloneOutput() const
{
ImDrawList *dst = IM_NEW(ImDrawList(_Data));
dst->CmdBuffer = CmdBuffer;
dst->IdxBuffer = IdxBuffer;
dst->VtxBuffer = VtxBuffer;
dst->Flags = Flags;
return dst;
}
void ImDrawList::AddDrawCmd()
{
ImDrawCmd draw_cmd;
draw_cmd.ClipRect = _CmdHeader.ClipRect; // Same as calling ImDrawCmd_HeaderCopy()
draw_cmd.TexRef = _CmdHeader.TexRef;
draw_cmd.VtxOffset = _CmdHeader.VtxOffset;
draw_cmd.IdxOffset = IdxBuffer.Size;
IM_ASSERT(draw_cmd.ClipRect.x <= draw_cmd.ClipRect.z && draw_cmd.ClipRect.y <= draw_cmd.ClipRect.w);
CmdBuffer.push_back(draw_cmd);
}
// Pop trailing draw command (used before merging or presenting to user)
// Note that this leaves the ImDrawList in a state unfit for further commands, as most code assume that CmdBuffer.Size >
// 0 && CmdBuffer.back().UserCallback == NULL
void ImDrawList::_PopUnusedDrawCmd()
{
while (CmdBuffer.Size > 0)
{
ImDrawCmd *curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if (curr_cmd->ElemCount != 0 || curr_cmd->UserCallback != NULL)
return; // break;
CmdBuffer.pop_back();
}
}
void ImDrawList::AddCallback(ImDrawCallback callback, void *userdata, size_t userdata_size)
{
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd *curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
IM_ASSERT(curr_cmd->UserCallback == NULL);
if (curr_cmd->ElemCount != 0)
{
AddDrawCmd();
curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
}
curr_cmd->UserCallback = callback;
if (userdata_size == 0)
{
// Store user data directly in command (no indirection)
curr_cmd->UserCallbackData = userdata;
curr_cmd->UserCallbackDataSize = 0;
curr_cmd->UserCallbackDataOffset = -1;
}
else
{
// Copy and store user data in a buffer
IM_ASSERT(userdata != NULL);
IM_ASSERT(userdata_size < (1u << 31));
curr_cmd->UserCallbackData = NULL; // Will be resolved during Render()
curr_cmd->UserCallbackDataSize = (int)userdata_size;
curr_cmd->UserCallbackDataOffset = _CallbacksDataBuf.Size;
_CallbacksDataBuf.resize(_CallbacksDataBuf.Size + (int)userdata_size);
memcpy(_CallbacksDataBuf.Data + (size_t)curr_cmd->UserCallbackDataOffset, userdata, userdata_size);
}
AddDrawCmd(); // Force a new command after us (see comment below)
}
// Compare ClipRect, TexRef and VtxOffset with a single memcmp()
#define ImDrawCmd_HeaderSize (offsetof(ImDrawCmd, VtxOffset) + sizeof(unsigned int))
#define ImDrawCmd_HeaderCompare(CMD_LHS, CMD_RHS) \
(memcmp(CMD_LHS, CMD_RHS, ImDrawCmd_HeaderSize)) // Compare ClipRect, TexRef, VtxOffset
#define ImDrawCmd_HeaderCopy(CMD_DST, CMD_SRC) \
(memcpy(CMD_DST, CMD_SRC, ImDrawCmd_HeaderSize)) // Copy ClipRect, TexRef, VtxOffset
#define ImDrawCmd_AreSequentialIdxOffset(CMD_0, CMD_1) (CMD_0->IdxOffset + CMD_0->ElemCount == CMD_1->IdxOffset)
// Try to merge two last draw commands
void ImDrawList::_TryMergeDrawCmds()
{
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd *curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
ImDrawCmd *prev_cmd = curr_cmd - 1;
if (ImDrawCmd_HeaderCompare(curr_cmd, prev_cmd) == 0 && ImDrawCmd_AreSequentialIdxOffset(prev_cmd, curr_cmd) &&
curr_cmd->UserCallback == NULL && prev_cmd->UserCallback == NULL)
{
prev_cmd->ElemCount += curr_cmd->ElemCount;
CmdBuffer.pop_back();
}
}
// Our scheme may appears a bit unusual, basically we want the most-common calls AddLine AddRect etc. to not have to
// perform any check so we always have a command ready in the stack. The cost of figuring out if a new command has to be
// added or if we can merge is paid in those Update** functions only.
void ImDrawList::_OnChangedClipRect()
{
// If current command is used with different settings we need to add a new command
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd *curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if (curr_cmd->ElemCount != 0 && memcmp(&curr_cmd->ClipRect, &_CmdHeader.ClipRect, sizeof(ImVec4)) != 0)
{
AddDrawCmd();
return;
}
IM_ASSERT(curr_cmd->UserCallback == NULL);
// Try to merge with previous command if it matches, else use current command
ImDrawCmd *prev_cmd = curr_cmd - 1;
if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1 && ImDrawCmd_HeaderCompare(&_CmdHeader, prev_cmd) == 0 &&
ImDrawCmd_AreSequentialIdxOffset(prev_cmd, curr_cmd) && prev_cmd->UserCallback == NULL)
{
CmdBuffer.pop_back();
return;
}
curr_cmd->ClipRect = _CmdHeader.ClipRect;
}
void ImDrawList::_OnChangedTexture()
{
// If current command is used with different settings we need to add a new command
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd *curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if (curr_cmd->ElemCount != 0 && curr_cmd->TexRef != _CmdHeader.TexRef)
{
AddDrawCmd();
return;
}
// Unlike other _OnChangedXXX functions this may be called by ImFontAtlasUpdateDrawListsTextures() in more locations
// so we need to handle this case.
if (curr_cmd->UserCallback != NULL)
return;
// Try to merge with previous command if it matches, else use current command
ImDrawCmd *prev_cmd = curr_cmd - 1;
if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1 && ImDrawCmd_HeaderCompare(&_CmdHeader, prev_cmd) == 0 &&
ImDrawCmd_AreSequentialIdxOffset(prev_cmd, curr_cmd) && prev_cmd->UserCallback == NULL)
{
CmdBuffer.pop_back();
return;
}
curr_cmd->TexRef = _CmdHeader.TexRef;
}
void ImDrawList::_OnChangedVtxOffset()
{
// We don't need to compare curr_cmd->VtxOffset != _CmdHeader.VtxOffset because we know it'll be different at the
// time we call this.
_VtxCurrentIdx = 0;
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd *curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
// IM_ASSERT(curr_cmd->VtxOffset != _CmdHeader.VtxOffset); // See #3349
if (curr_cmd->ElemCount != 0)
{
AddDrawCmd();
return;
}
IM_ASSERT(curr_cmd->UserCallback == NULL);
curr_cmd->VtxOffset = _CmdHeader.VtxOffset;
}
int ImDrawList::_CalcCircleAutoSegmentCount(float radius) const
{
// Automatic segment count
const int radius_idx = (int)(radius + 0.999999f); // ceil to never reduce accuracy
if (radius_idx >= 0 && radius_idx < IM_ARRAYSIZE(_Data->CircleSegmentCounts))
return _Data->CircleSegmentCounts[radius_idx]; // Use cached value
else
return IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(radius, _Data->CircleSegmentMaxError);
}
// Render-level scissoring. This is passed down to your render function but not used for CPU-side coarse clipping.
// Prefer using higher-level ImGui::PushClipRect() to affect logic (hit-testing and widget culling)
void ImDrawList::PushClipRect(const ImVec2 &cr_min, const ImVec2 &cr_max, bool intersect_with_current_clip_rect)
{
ImVec4 cr(cr_min.x, cr_min.y, cr_max.x, cr_max.y);
if (intersect_with_current_clip_rect)
{
ImVec4 current = _CmdHeader.ClipRect;
if (cr.x < current.x)
cr.x = current.x;
if (cr.y < current.y)
cr.y = current.y;
if (cr.z > current.z)
cr.z = current.z;
if (cr.w > current.w)
cr.w = current.w;
}
cr.z = ImMax(cr.x, cr.z);
cr.w = ImMax(cr.y, cr.w);
_ClipRectStack.push_back(cr);
_CmdHeader.ClipRect = cr;
_OnChangedClipRect();
}
void ImDrawList::PushClipRectFullScreen()
{
PushClipRect(ImVec2(_Data->ClipRectFullscreen.x, _Data->ClipRectFullscreen.y),
ImVec2(_Data->ClipRectFullscreen.z, _Data->ClipRectFullscreen.w));
}
void ImDrawList::PopClipRect()
{
_ClipRectStack.pop_back();
_CmdHeader.ClipRect =
(_ClipRectStack.Size == 0) ? _Data->ClipRectFullscreen : _ClipRectStack.Data[_ClipRectStack.Size - 1];
_OnChangedClipRect();
}
void ImDrawList::PushTexture(ImTextureRef tex_ref)
{
_TextureStack.push_back(tex_ref);
_CmdHeader.TexRef = tex_ref;
if (tex_ref._TexData != NULL)
IM_ASSERT(tex_ref._TexData->WantDestroyNextFrame == false);
_OnChangedTexture();
}
void ImDrawList::PopTexture()
{
_TextureStack.pop_back();
_CmdHeader.TexRef = (_TextureStack.Size == 0) ? ImTextureRef() : _TextureStack.Data[_TextureStack.Size - 1];
_OnChangedTexture();
}
// This is used by ImGui::PushFont()/PopFont(). It works because we never use _TextureIdStack[] elsewhere than in
// PushTexture()/PopTexture().
void ImDrawList::_SetTexture(ImTextureRef tex_ref)
{
if (_CmdHeader.TexRef == tex_ref)
return;
_CmdHeader.TexRef = tex_ref;
_OnChangedTexture();
}
// Reserve space for a number of vertices and indices.
// You must finish filling your reserved data before calling PrimReserve() again, as it may reallocate or
// submit the intermediate results. PrimUnreserve() can be used to release unused allocations.
void ImDrawList::PrimReserve(int idx_count, int vtx_count)
{
// Large mesh support (when enabled)
IM_ASSERT_PARANOID(idx_count >= 0 && vtx_count >= 0);
if (sizeof(ImDrawIdx) == 2 && (_VtxCurrentIdx + vtx_count >= (1 << 16)) && (Flags & ImDrawListFlags_AllowVtxOffset))
{
// FIXME: In theory we should be testing that vtx_count <64k here.
// In practice, RenderText() relies on reserving ahead for a worst case scenario so it is currently useful for
// us to not make that check until we rework the text functions to handle clipping and large horizontal lines
// better.
_CmdHeader.VtxOffset = VtxBuffer.Size;
_OnChangedVtxOffset();
}
ImDrawCmd *draw_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
draw_cmd->ElemCount += idx_count;
int vtx_buffer_old_size = VtxBuffer.Size;
VtxBuffer.resize(vtx_buffer_old_size + vtx_count);
_VtxWritePtr = VtxBuffer.Data + vtx_buffer_old_size;
int idx_buffer_old_size = IdxBuffer.Size;
IdxBuffer.resize(idx_buffer_old_size + idx_count);
_IdxWritePtr = IdxBuffer.Data + idx_buffer_old_size;
}
// Release the number of reserved vertices/indices from the end of the last reservation made with PrimReserve().
void ImDrawList::PrimUnreserve(int idx_count, int vtx_count)
{
IM_ASSERT_PARANOID(idx_count >= 0 && vtx_count >= 0);
ImDrawCmd *draw_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
draw_cmd->ElemCount -= idx_count;
VtxBuffer.shrink(VtxBuffer.Size - vtx_count);
IdxBuffer.shrink(IdxBuffer.Size - idx_count);
}
// Fully unrolled with inline call to keep our debug builds decently fast.
void ImDrawList::PrimRect(const ImVec2 &a, const ImVec2 &c, ImU32 col)
{
ImVec2 b(c.x, a.y), d(a.x, c.y), uv(_Data->TexUvWhitePixel);
ImDrawIdx idx = (ImDrawIdx)_VtxCurrentIdx;
_IdxWritePtr[0] = idx;
_IdxWritePtr[1] = (ImDrawIdx)(idx + 1);
_IdxWritePtr[2] = (ImDrawIdx)(idx + 2);
_IdxWritePtr[3] = idx;
_IdxWritePtr[4] = (ImDrawIdx)(idx + 2);
_IdxWritePtr[5] = (ImDrawIdx)(idx + 3);
_VtxWritePtr[0].pos = a;
_VtxWritePtr[0].uv = uv;
_VtxWritePtr[0].col = col;
_VtxWritePtr[1].pos = b;
_VtxWritePtr[1].uv = uv;
_VtxWritePtr[1].col = col;
_VtxWritePtr[2].pos = c;
_VtxWritePtr[2].uv = uv;
_VtxWritePtr[2].col = col;
_VtxWritePtr[3].pos = d;
_VtxWritePtr[3].uv = uv;
_VtxWritePtr[3].col = col;
_VtxWritePtr += 4;
_VtxCurrentIdx += 4;
_IdxWritePtr += 6;
}
void ImDrawList::PrimRectUV(const ImVec2 &a, const ImVec2 &c, const ImVec2 &uv_a, const ImVec2 &uv_c, ImU32 col)
{
ImVec2 b(c.x, a.y), d(a.x, c.y), uv_b(uv_c.x, uv_a.y), uv_d(uv_a.x, uv_c.y);
ImDrawIdx idx = (ImDrawIdx)_VtxCurrentIdx;
_IdxWritePtr[0] = idx;
_IdxWritePtr[1] = (ImDrawIdx)(idx + 1);
_IdxWritePtr[2] = (ImDrawIdx)(idx + 2);
_IdxWritePtr[3] = idx;
_IdxWritePtr[4] = (ImDrawIdx)(idx + 2);
_IdxWritePtr[5] = (ImDrawIdx)(idx + 3);
_VtxWritePtr[0].pos = a;
_VtxWritePtr[0].uv = uv_a;
_VtxWritePtr[0].col = col;
_VtxWritePtr[1].pos = b;
_VtxWritePtr[1].uv = uv_b;
_VtxWritePtr[1].col = col;
_VtxWritePtr[2].pos = c;
_VtxWritePtr[2].uv = uv_c;
_VtxWritePtr[2].col = col;
_VtxWritePtr[3].pos = d;
_VtxWritePtr[3].uv = uv_d;
_VtxWritePtr[3].col = col;
_VtxWritePtr += 4;
_VtxCurrentIdx += 4;
_IdxWritePtr += 6;
}
void ImDrawList::PrimQuadUV(const ImVec2 &a, const ImVec2 &b, const ImVec2 &c, const ImVec2 &d, const ImVec2 &uv_a,
const ImVec2 &uv_b, const ImVec2 &uv_c, const ImVec2 &uv_d, ImU32 col)
{
ImDrawIdx idx = (ImDrawIdx)_VtxCurrentIdx;
_IdxWritePtr[0] = idx;
_IdxWritePtr[1] = (ImDrawIdx)(idx + 1);
_IdxWritePtr[2] = (ImDrawIdx)(idx + 2);
_IdxWritePtr[3] = idx;
_IdxWritePtr[4] = (ImDrawIdx)(idx + 2);
_IdxWritePtr[5] = (ImDrawIdx)(idx + 3);
_VtxWritePtr[0].pos = a;
_VtxWritePtr[0].uv = uv_a;
_VtxWritePtr[0].col = col;
_VtxWritePtr[1].pos = b;
_VtxWritePtr[1].uv = uv_b;
_VtxWritePtr[1].col = col;
_VtxWritePtr[2].pos = c;
_VtxWritePtr[2].uv = uv_c;
_VtxWritePtr[2].col = col;
_VtxWritePtr[3].pos = d;
_VtxWritePtr[3].uv = uv_d;
_VtxWritePtr[3].col = col;
_VtxWritePtr += 4;
_VtxCurrentIdx += 4;
_IdxWritePtr += 6;
}
// On AddPolyline() and AddConvexPolyFilled() we intentionally avoid using ImVec2 and superfluous function calls to
// optimize debug/non-inlined builds.
// - Those macros expects l-values and need to be used as their own statement.
// - Those macros are intentionally not surrounded by the 'do {} while (0)' idiom because even that translates to
// runtime with debug compilers.
#define IM_NORMALIZE2F_OVER_ZERO(VX, VY) \
{ \
float d2 = VX * VX + VY * VY; \
if (d2 > 0.0f) \
{ \
float inv_len = ImRsqrt(d2); \
VX *= inv_len; \
VY *= inv_len; \
} \
} \
(void)0
#define IM_FIXNORMAL2F_MAX_INVLEN2 100.0f // 500.0f (see #4053, #3366)
#define IM_FIXNORMAL2F(VX, VY) \
{ \
float d2 = VX * VX + VY * VY; \
if (d2 > 0.000001f) \
{ \
float inv_len2 = 1.0f / d2; \
if (inv_len2 > IM_FIXNORMAL2F_MAX_INVLEN2) \
inv_len2 = IM_FIXNORMAL2F_MAX_INVLEN2; \
VX *= inv_len2; \
VY *= inv_len2; \
} \
} \
(void)0
// TODO: Thickness anti-aliased lines cap are missing their AA fringe.
// We avoid using the ImVec2 math operators here to reduce cost to a minimum for debug/non-inlined builds.
void ImDrawList::AddPolyline(const ImVec2 *points, const int points_count, ImU32 col, ImDrawFlags flags,
float thickness)
{
if (points_count < 2 || (col & IM_COL32_A_MASK) == 0)
return;
const bool closed = (flags & ImDrawFlags_Closed) != 0;
const ImVec2 opaque_uv = _Data->TexUvWhitePixel;
const int count = closed ? points_count : points_count - 1; // The number of line segments we need to draw
const bool thick_line = (thickness > _FringeScale);
if (Flags & ImDrawListFlags_AntiAliasedLines)
{
// Anti-aliased stroke
const float AA_SIZE = _FringeScale;
const ImU32 col_trans = col & ~IM_COL32_A_MASK;
// Thicknesses <1.0 should behave like thickness 1.0
thickness = ImMax(thickness, 1.0f);
const int integer_thickness = (int)thickness;
const float fractional_thickness = thickness - integer_thickness;
// Do we want to draw this line using a texture?
// - For now, only draw integer-width lines using textures to avoid issues with the way scaling occurs, could be
// improved.
// - If AA_SIZE is not 1.0f we cannot use the texture path.
const bool use_texture = (Flags & ImDrawListFlags_AntiAliasedLinesUseTex) &&
(integer_thickness < IM_DRAWLIST_TEX_LINES_WIDTH_MAX) &&
(fractional_thickness <= 0.00001f) && (AA_SIZE == 1.0f);
// We should never hit this, because NewFrame() doesn't set ImDrawListFlags_AntiAliasedLinesUseTex unless
// ImFontAtlasFlags_NoBakedLines is off
IM_ASSERT_PARANOID(!use_texture || !(_Data->Font->ContainerAtlas->Flags & ImFontAtlasFlags_NoBakedLines));
const int idx_count = use_texture ? (count * 6) : (thick_line ? count * 18 : count * 12);
const int vtx_count = use_texture ? (points_count * 2) : (thick_line ? points_count * 4 : points_count * 3);
PrimReserve(idx_count, vtx_count);
// Temporary buffer
// The first <points_count> items are normals at each line point, then after that there are either 2 or 4 temp
// points for each line point
_Data->TempBuffer.reserve_discard(points_count * ((use_texture || !thick_line) ? 3 : 5));
ImVec2 *temp_normals = _Data->TempBuffer.Data;
ImVec2 *temp_points = temp_normals + points_count;
// Calculate normals (tangents) for each line segment
for (int i1 = 0; i1 < count; i1++)
{
const int i2 = (i1 + 1) == points_count ? 0 : i1 + 1;
float dx = points[i2].x - points[i1].x;
float dy = points[i2].y - points[i1].y;
IM_NORMALIZE2F_OVER_ZERO(dx, dy);
temp_normals[i1].x = dy;
temp_normals[i1].y = -dx;
}
if (!closed)
temp_normals[points_count - 1] = temp_normals[points_count - 2];
// If we are drawing a one-pixel-wide line without a texture, or a textured line of any width, we only need 2 or
// 3 vertices per point
if (use_texture || !thick_line)
{
// [PATH 1] Texture-based lines (thick or non-thick)
// [PATH 2] Non texture-based lines (non-thick)
// The width of the geometry we need to draw - this is essentially <thickness> pixels for the line itself,
// plus "one pixel" for AA.
// - In the texture-based path, we don't use AA_SIZE here because the +1 is tied to the generated texture
// (see ImFontAtlasBuildRenderLinesTexData() function), and so alternate values won't work without changes
// to that code.
// - In the non texture-based paths, we would allow AA_SIZE to potentially be != 1.0f with a patch (e.g.
// fringe_scale patch to
// allow scaling geometry while preserving one-screen-pixel AA fringe).
const float half_draw_size = use_texture ? ((thickness * 0.5f) + 1) : AA_SIZE;
// If line is not closed, the first and last points need to be generated differently as there are no normals
// to blend
if (!closed)
{
temp_points[0] = points[0] + temp_normals[0] * half_draw_size;
temp_points[1] = points[0] - temp_normals[0] * half_draw_size;
temp_points[(points_count - 1) * 2 + 0] =
points[points_count - 1] + temp_normals[points_count - 1] * half_draw_size;
temp_points[(points_count - 1) * 2 + 1] =
points[points_count - 1] - temp_normals[points_count - 1] * half_draw_size;
}
// Generate the indices to form a number of triangles for each line segment, and the vertices for the line
// edges This takes points n and n+1 and writes into n+1, with the first point in a closed line being
// generated from the final one (as n+1 wraps)
// FIXME-OPT: Merge the different loops, possibly remove the temporary buffer.
unsigned int idx1 = _VtxCurrentIdx; // Vertex index for start of line segment
for (int i1 = 0; i1 < count; i1++) // i1 is the first point of the line segment
{
const int i2 = (i1 + 1) == points_count ? 0 : i1 + 1; // i2 is the second point of the line segment
const unsigned int idx2 = ((i1 + 1) == points_count)
? _VtxCurrentIdx
: (idx1 + (use_texture ? 2 : 3)); // Vertex index for end of segment
// Average normals
float dm_x = (temp_normals[i1].x + temp_normals[i2].x) * 0.5f;
float dm_y = (temp_normals[i1].y + temp_normals[i2].y) * 0.5f;
IM_FIXNORMAL2F(dm_x, dm_y);
dm_x *= half_draw_size; // dm_x, dm_y are offset to the outer edge of the AA area
dm_y *= half_draw_size;
// Add temporary vertices for the outer edges
ImVec2 *out_vtx = &temp_points[i2 * 2];
out_vtx[0].x = points[i2].x + dm_x;
out_vtx[0].y = points[i2].y + dm_y;
out_vtx[1].x = points[i2].x - dm_x;
out_vtx[1].y = points[i2].y - dm_y;
if (use_texture)
{
// Add indices for two triangles
_IdxWritePtr[0] = (ImDrawIdx)(idx2 + 0);
_IdxWritePtr[1] = (ImDrawIdx)(idx1 + 0);
_IdxWritePtr[2] = (ImDrawIdx)(idx1 + 1); // Right tri
_IdxWritePtr[3] = (ImDrawIdx)(idx2 + 1);
_IdxWritePtr[4] = (ImDrawIdx)(idx1 + 1);
_IdxWritePtr[5] = (ImDrawIdx)(idx2 + 0); // Left tri
_IdxWritePtr += 6;
}
else
{
// Add indexes for four triangles
_IdxWritePtr[0] = (ImDrawIdx)(idx2 + 0);
_IdxWritePtr[1] = (ImDrawIdx)(idx1 + 0);
_IdxWritePtr[2] = (ImDrawIdx)(idx1 + 2); // Right tri 1
_IdxWritePtr[3] = (ImDrawIdx)(idx1 + 2);
_IdxWritePtr[4] = (ImDrawIdx)(idx2 + 2);
_IdxWritePtr[5] = (ImDrawIdx)(idx2 + 0); // Right tri 2
_IdxWritePtr[6] = (ImDrawIdx)(idx2 + 1);
_IdxWritePtr[7] = (ImDrawIdx)(idx1 + 1);
_IdxWritePtr[8] = (ImDrawIdx)(idx1 + 0); // Left tri 1
_IdxWritePtr[9] = (ImDrawIdx)(idx1 + 0);
_IdxWritePtr[10] = (ImDrawIdx)(idx2 + 0);
_IdxWritePtr[11] = (ImDrawIdx)(idx2 + 1); // Left tri 2
_IdxWritePtr += 12;
}
idx1 = idx2;
}
// Add vertices for each point on the line
if (use_texture)
{
// If we're using textures we only need to emit the left/right edge vertices
ImVec4 tex_uvs = _Data->TexUvLines[integer_thickness];
/*if (fractional_thickness != 0.0f) // Currently always zero when use_texture==false!
{
const ImVec4 tex_uvs_1 = _Data->TexUvLines[integer_thickness + 1];
tex_uvs.x = tex_uvs.x + (tex_uvs_1.x - tex_uvs.x) * fractional_thickness; // inlined ImLerp()
tex_uvs.y = tex_uvs.y + (tex_uvs_1.y - tex_uvs.y) * fractional_thickness;
tex_uvs.z = tex_uvs.z + (tex_uvs_1.z - tex_uvs.z) * fractional_thickness;
tex_uvs.w = tex_uvs.w + (tex_uvs_1.w - tex_uvs.w) * fractional_thickness;
}*/
ImVec2 tex_uv0(tex_uvs.x, tex_uvs.y);
ImVec2 tex_uv1(tex_uvs.z, tex_uvs.w);
for (int i = 0; i < points_count; i++)
{
_VtxWritePtr[0].pos = temp_points[i * 2 + 0];
_VtxWritePtr[0].uv = tex_uv0;
_VtxWritePtr[0].col = col; // Left-side outer edge
_VtxWritePtr[1].pos = temp_points[i * 2 + 1];
_VtxWritePtr[1].uv = tex_uv1;
_VtxWritePtr[1].col = col; // Right-side outer edge
_VtxWritePtr += 2;
}
}
else
{
// If we're not using a texture, we need the center vertex as well
for (int i = 0; i < points_count; i++)
{
_VtxWritePtr[0].pos = points[i];
_VtxWritePtr[0].uv = opaque_uv;
_VtxWritePtr[0].col = col; // Center of line
_VtxWritePtr[1].pos = temp_points[i * 2 + 0];
_VtxWritePtr[1].uv = opaque_uv;
_VtxWritePtr[1].col = col_trans; // Left-side outer edge
_VtxWritePtr[2].pos = temp_points[i * 2 + 1];
_VtxWritePtr[2].uv = opaque_uv;
_VtxWritePtr[2].col = col_trans; // Right-side outer edge
_VtxWritePtr += 3;
}
}
}
else
{
// [PATH 2] Non texture-based lines (thick): we need to draw the solid line core and thus require four
// vertices per point
const float half_inner_thickness = (thickness - AA_SIZE) * 0.5f;
// If line is not closed, the first and last points need to be generated differently as there are no normals
// to blend
if (!closed)
{
const int points_last = points_count - 1;
temp_points[0] = points[0] + temp_normals[0] * (half_inner_thickness + AA_SIZE);
temp_points[1] = points[0] + temp_normals[0] * (half_inner_thickness);
temp_points[2] = points[0] - temp_normals[0] * (half_inner_thickness);
temp_points[3] = points[0] - temp_normals[0] * (half_inner_thickness + AA_SIZE);
temp_points[points_last * 4 + 0] =
points[points_last] + temp_normals[points_last] * (half_inner_thickness + AA_SIZE);
temp_points[points_last * 4 + 1] =
points[points_last] + temp_normals[points_last] * (half_inner_thickness);
temp_points[points_last * 4 + 2] =
points[points_last] - temp_normals[points_last] * (half_inner_thickness);
temp_points[points_last * 4 + 3] =
points[points_last] - temp_normals[points_last] * (half_inner_thickness + AA_SIZE);
}
// Generate the indices to form a number of triangles for each line segment, and the vertices for the line
// edges This takes points n and n+1 and writes into n+1, with the first point in a closed line being
// generated from the final one (as n+1 wraps)
// FIXME-OPT: Merge the different loops, possibly remove the temporary buffer.
unsigned int idx1 = _VtxCurrentIdx; // Vertex index for start of line segment
for (int i1 = 0; i1 < count; i1++) // i1 is the first point of the line segment
{
const int i2 = (i1 + 1) == points_count ? 0 : (i1 + 1); // i2 is the second point of the line segment
const unsigned int idx2 =
(i1 + 1) == points_count ? _VtxCurrentIdx : (idx1 + 4); // Vertex index for end of segment
// Average normals
float dm_x = (temp_normals[i1].x + temp_normals[i2].x) * 0.5f;
float dm_y = (temp_normals[i1].y + temp_normals[i2].y) * 0.5f;
IM_FIXNORMAL2F(dm_x, dm_y);
float dm_out_x = dm_x * (half_inner_thickness + AA_SIZE);
float dm_out_y = dm_y * (half_inner_thickness + AA_SIZE);
float dm_in_x = dm_x * half_inner_thickness;
float dm_in_y = dm_y * half_inner_thickness;
// Add temporary vertices
ImVec2 *out_vtx = &temp_points[i2 * 4];
out_vtx[0].x = points[i2].x + dm_out_x;
out_vtx[0].y = points[i2].y + dm_out_y;
out_vtx[1].x = points[i2].x + dm_in_x;
out_vtx[1].y = points[i2].y + dm_in_y;
out_vtx[2].x = points[i2].x - dm_in_x;
out_vtx[2].y = points[i2].y - dm_in_y;
out_vtx[3].x = points[i2].x - dm_out_x;
out_vtx[3].y = points[i2].y - dm_out_y;
// Add indexes
_IdxWritePtr[0] = (ImDrawIdx)(idx2 + 1);
_IdxWritePtr[1] = (ImDrawIdx)(idx1 + 1);
_IdxWritePtr[2] = (ImDrawIdx)(idx1 + 2);
_IdxWritePtr[3] = (ImDrawIdx)(idx1 + 2);
_IdxWritePtr[4] = (ImDrawIdx)(idx2 + 2);
_IdxWritePtr[5] = (ImDrawIdx)(idx2 + 1);
_IdxWritePtr[6] = (ImDrawIdx)(idx2 + 1);
_IdxWritePtr[7] = (ImDrawIdx)(idx1 + 1);
_IdxWritePtr[8] = (ImDrawIdx)(idx1 + 0);
_IdxWritePtr[9] = (ImDrawIdx)(idx1 + 0);
_IdxWritePtr[10] = (ImDrawIdx)(idx2 + 0);
_IdxWritePtr[11] = (ImDrawIdx)(idx2 + 1);
_IdxWritePtr[12] = (ImDrawIdx)(idx2 + 2);
_IdxWritePtr[13] = (ImDrawIdx)(idx1 + 2);
_IdxWritePtr[14] = (ImDrawIdx)(idx1 + 3);
_IdxWritePtr[15] = (ImDrawIdx)(idx1 + 3);
_IdxWritePtr[16] = (ImDrawIdx)(idx2 + 3);
_IdxWritePtr[17] = (ImDrawIdx)(idx2 + 2);
_IdxWritePtr += 18;
idx1 = idx2;
}
// Add vertices
for (int i = 0; i < points_count; i++)
{
_VtxWritePtr[0].pos = temp_points[i * 4 + 0];
_VtxWritePtr[0].uv = opaque_uv;
_VtxWritePtr[0].col = col_trans;
_VtxWritePtr[1].pos = temp_points[i * 4 + 1];
_VtxWritePtr[1].uv = opaque_uv;
_VtxWritePtr[1].col = col;
_VtxWritePtr[2].pos = temp_points[i * 4 + 2];
_VtxWritePtr[2].uv = opaque_uv;
_VtxWritePtr[2].col = col;
_VtxWritePtr[3].pos = temp_points[i * 4 + 3];
_VtxWritePtr[3].uv = opaque_uv;
_VtxWritePtr[3].col = col_trans;
_VtxWritePtr += 4;
}
}
_VtxCurrentIdx += (ImDrawIdx)vtx_count;
}
else
{
// [PATH 4] Non texture-based, Non anti-aliased lines
const int idx_count = count * 6;
const int vtx_count = count * 4; // FIXME-OPT: Not sharing edges
PrimReserve(idx_count, vtx_count);
for (int i1 = 0; i1 < count; i1++)
{
const int i2 = (i1 + 1) == points_count ? 0 : i1 + 1;
const ImVec2 &p1 = points[i1];
const ImVec2 &p2 = points[i2];
float dx = p2.x - p1.x;
float dy = p2.y - p1.y;
IM_NORMALIZE2F_OVER_ZERO(dx, dy);
dx *= (thickness * 0.5f);
dy *= (thickness * 0.5f);
_VtxWritePtr[0].pos.x = p1.x + dy;
_VtxWritePtr[0].pos.y = p1.y - dx;
_VtxWritePtr[0].uv = opaque_uv;
_VtxWritePtr[0].col = col;
_VtxWritePtr[1].pos.x = p2.x + dy;
_VtxWritePtr[1].pos.y = p2.y - dx;
_VtxWritePtr[1].uv = opaque_uv;
_VtxWritePtr[1].col = col;
_VtxWritePtr[2].pos.x = p2.x - dy;
_VtxWritePtr[2].pos.y = p2.y + dx;
_VtxWritePtr[2].uv = opaque_uv;
_VtxWritePtr[2].col = col;
_VtxWritePtr[3].pos.x = p1.x - dy;
_VtxWritePtr[3].pos.y = p1.y + dx;
_VtxWritePtr[3].uv = opaque_uv;
_VtxWritePtr[3].col = col;
_VtxWritePtr += 4;
_IdxWritePtr[0] = (ImDrawIdx)(_VtxCurrentIdx);
_IdxWritePtr[1] = (ImDrawIdx)(_VtxCurrentIdx + 1);
_IdxWritePtr[2] = (ImDrawIdx)(_VtxCurrentIdx + 2);
_IdxWritePtr[3] = (ImDrawIdx)(_VtxCurrentIdx);
_IdxWritePtr[4] = (ImDrawIdx)(_VtxCurrentIdx + 2);
_IdxWritePtr[5] = (ImDrawIdx)(_VtxCurrentIdx + 3);
_IdxWritePtr += 6;
_VtxCurrentIdx += 4;
}
}
}
// - We intentionally avoid using ImVec2 and its math operators here to reduce cost to a minimum for debug/non-inlined
// builds.
// - Filled shapes must always use clockwise winding order. The anti-aliasing fringe depends on it. Counter-clockwise
// shapes will have "inward" anti-aliasing.
void ImDrawList::AddConvexPolyFilled(const ImVec2 *points, const int points_count, ImU32 col)
{
if (points_count < 3 || (col & IM_COL32_A_MASK) == 0)
return;
const ImVec2 uv = _Data->TexUvWhitePixel;
if (Flags & ImDrawListFlags_AntiAliasedFill)
{
// Anti-aliased Fill
const float AA_SIZE = _FringeScale;
const ImU32 col_trans = col & ~IM_COL32_A_MASK;
const int idx_count = (points_count - 2) * 3 + points_count * 6;
const int vtx_count = (points_count * 2);
PrimReserve(idx_count, vtx_count);
// Add indexes for fill
unsigned int vtx_inner_idx = _VtxCurrentIdx;
unsigned int vtx_outer_idx = _VtxCurrentIdx + 1;
for (int i = 2; i < points_count; i++)
{
_IdxWritePtr[0] = (ImDrawIdx)(vtx_inner_idx);
_IdxWritePtr[1] = (ImDrawIdx)(vtx_inner_idx + ((i - 1) << 1));
_IdxWritePtr[2] = (ImDrawIdx)(vtx_inner_idx + (i << 1));
_IdxWritePtr += 3;
}
// Compute normals
_Data->TempBuffer.reserve_discard(points_count);
ImVec2 *temp_normals = _Data->TempBuffer.Data;
for (int i0 = points_count - 1, i1 = 0; i1 < points_count; i0 = i1++)
{
const ImVec2 &p0 = points[i0];
const ImVec2 &p1 = points[i1];
float dx = p1.x - p0.x;
float dy = p1.y - p0.y;
IM_NORMALIZE2F_OVER_ZERO(dx, dy);
temp_normals[i0].x = dy;
temp_normals[i0].y = -dx;
}
for (int i0 = points_count - 1, i1 = 0; i1 < points_count; i0 = i1++)
{
// Average normals
const ImVec2 &n0 = temp_normals[i0];
const ImVec2 &n1 = temp_normals[i1];
float dm_x = (n0.x + n1.x) * 0.5f;
float dm_y = (n0.y + n1.y) * 0.5f;
IM_FIXNORMAL2F(dm_x, dm_y);
dm_x *= AA_SIZE * 0.5f;
dm_y *= AA_SIZE * 0.5f;
// Add vertices
_VtxWritePtr[0].pos.x = (points[i1].x - dm_x);
_VtxWritePtr[0].pos.y = (points[i1].y - dm_y);
_VtxWritePtr[0].uv = uv;
_VtxWritePtr[0].col = col; // Inner
_VtxWritePtr[1].pos.x = (points[i1].x + dm_x);
_VtxWritePtr[1].pos.y = (points[i1].y + dm_y);
_VtxWritePtr[1].uv = uv;
_VtxWritePtr[1].col = col_trans; // Outer
_VtxWritePtr += 2;
// Add indexes for fringes
_IdxWritePtr[0] = (ImDrawIdx)(vtx_inner_idx + (i1 << 1));
_IdxWritePtr[1] = (ImDrawIdx)(vtx_inner_idx + (i0 << 1));
_IdxWritePtr[2] = (ImDrawIdx)(vtx_outer_idx + (i0 << 1));
_IdxWritePtr[3] = (ImDrawIdx)(vtx_outer_idx + (i0 << 1));
_IdxWritePtr[4] = (ImDrawIdx)(vtx_outer_idx + (i1 << 1));
_IdxWritePtr[5] = (ImDrawIdx)(vtx_inner_idx + (i1 << 1));
_IdxWritePtr += 6;
}
_VtxCurrentIdx += (ImDrawIdx)vtx_count;
}
else
{
// Non Anti-aliased Fill
const int idx_count = (points_count - 2) * 3;
const int vtx_count = points_count;
PrimReserve(idx_count, vtx_count);
for (int i = 0; i < vtx_count; i++)
{
_VtxWritePtr[0].pos = points[i];
_VtxWritePtr[0].uv = uv;
_VtxWritePtr[0].col = col;
_VtxWritePtr++;
}
for (int i = 2; i < points_count; i++)
{
_IdxWritePtr[0] = (ImDrawIdx)(_VtxCurrentIdx);
_IdxWritePtr[1] = (ImDrawIdx)(_VtxCurrentIdx + i - 1);
_IdxWritePtr[2] = (ImDrawIdx)(_VtxCurrentIdx + i);
_IdxWritePtr += 3;
}
_VtxCurrentIdx += (ImDrawIdx)vtx_count;
}
}
void ImDrawList::_PathArcToFastEx(const ImVec2 &center, float radius, int a_min_sample, int a_max_sample, int a_step)
{
if (radius < 0.5f)
{
_Path.push_back(center);
return;
}
// Calculate arc auto segment step size
if (a_step <= 0)
a_step = IM_DRAWLIST_ARCFAST_SAMPLE_MAX / _CalcCircleAutoSegmentCount(radius);
// Make sure we never do steps larger than one quarter of the circle
a_step = ImClamp(a_step, 1, IM_DRAWLIST_ARCFAST_TABLE_SIZE / 4);
const int sample_range = ImAbs(a_max_sample - a_min_sample);
const int a_next_step = a_step;
int samples = sample_range + 1;
bool extra_max_sample = false;
if (a_step > 1)
{
samples = sample_range / a_step + 1;
const int overstep = sample_range % a_step;
if (overstep > 0)
{
extra_max_sample = true;
samples++;
// When we have overstep to avoid awkwardly looking one long line and one tiny one at the end,
// distribute first step range evenly between them by reducing first step size.
if (sample_range > 0)
a_step -= (a_step - overstep) / 2;
}
}
_Path.resize(_Path.Size + samples);
ImVec2 *out_ptr = _Path.Data + (_Path.Size - samples);
int sample_index = a_min_sample;
if (sample_index < 0 || sample_index >= IM_DRAWLIST_ARCFAST_SAMPLE_MAX)
{
sample_index = sample_index % IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
if (sample_index < 0)
sample_index += IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
}
if (a_max_sample >= a_min_sample)
{
for (int a = a_min_sample; a <= a_max_sample; a += a_step, sample_index += a_step, a_step = a_next_step)
{
// a_step is clamped to IM_DRAWLIST_ARCFAST_SAMPLE_MAX, so we have guaranteed that it will not wrap over
// range twice or more
if (sample_index >= IM_DRAWLIST_ARCFAST_SAMPLE_MAX)
sample_index -= IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
const ImVec2 s = _Data->ArcFastVtx[sample_index];
out_ptr->x = center.x + s.x * radius;
out_ptr->y = center.y + s.y * radius;
out_ptr++;
}
}
else
{
for (int a = a_min_sample; a >= a_max_sample; a -= a_step, sample_index -= a_step, a_step = a_next_step)
{
// a_step is clamped to IM_DRAWLIST_ARCFAST_SAMPLE_MAX, so we have guaranteed that it will not wrap over
// range twice or more
if (sample_index < 0)
sample_index += IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
const ImVec2 s = _Data->ArcFastVtx[sample_index];
out_ptr->x = center.x + s.x * radius;
out_ptr->y = center.y + s.y * radius;
out_ptr++;
}
}
if (extra_max_sample)
{
int normalized_max_sample = a_max_sample % IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
if (normalized_max_sample < 0)
normalized_max_sample += IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
const ImVec2 s = _Data->ArcFastVtx[normalized_max_sample];
out_ptr->x = center.x + s.x * radius;
out_ptr->y = center.y + s.y * radius;
out_ptr++;
}
IM_ASSERT_PARANOID(_Path.Data + _Path.Size == out_ptr);
}
void ImDrawList::_PathArcToN(const ImVec2 &center, float radius, float a_min, float a_max, int num_segments)
{
if (radius < 0.5f)
{
_Path.push_back(center);
return;
}
// Note that we are adding a point at both a_min and a_max.
// If you are trying to draw a full closed circle you don't want the overlapping points!
_Path.reserve(_Path.Size + (num_segments + 1));
for (int i = 0; i <= num_segments; i++)
{
const float a = a_min + ((float)i / (float)num_segments) * (a_max - a_min);
_Path.push_back(ImVec2(center.x + ImCos(a) * radius, center.y + ImSin(a) * radius));
}
}
// 0: East, 3: South, 6: West, 9: North, 12: East
void ImDrawList::PathArcToFast(const ImVec2 &center, float radius, int a_min_of_12, int a_max_of_12)
{
if (radius < 0.5f)
{
_Path.push_back(center);
return;
}
_PathArcToFastEx(center, radius, a_min_of_12 * IM_DRAWLIST_ARCFAST_SAMPLE_MAX / 12,
a_max_of_12 * IM_DRAWLIST_ARCFAST_SAMPLE_MAX / 12, 0);
}
void ImDrawList::PathArcTo(const ImVec2 &center, float radius, float a_min, float a_max, int num_segments)
{
if (radius < 0.5f)
{
_Path.push_back(center);
return;
}
if (num_segments > 0)
{
_PathArcToN(center, radius, a_min, a_max, num_segments);
return;
}
// Automatic segment count
if (radius <= _Data->ArcFastRadiusCutoff)
{
const bool a_is_reverse = a_max < a_min;
// We are going to use precomputed values for mid samples.
// Determine first and last sample in lookup table that belong to the arc.
const float a_min_sample_f = IM_DRAWLIST_ARCFAST_SAMPLE_MAX * a_min / (IM_PI * 2.0f);
const float a_max_sample_f = IM_DRAWLIST_ARCFAST_SAMPLE_MAX * a_max / (IM_PI * 2.0f);
const int a_min_sample = a_is_reverse ? (int)ImFloor(a_min_sample_f) : (int)ImCeil(a_min_sample_f);
const int a_max_sample = a_is_reverse ? (int)ImCeil(a_max_sample_f) : (int)ImFloor(a_max_sample_f);
const int a_mid_samples =
a_is_reverse ? ImMax(a_min_sample - a_max_sample, 0) : ImMax(a_max_sample - a_min_sample, 0);
const float a_min_segment_angle = a_min_sample * IM_PI * 2.0f / IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
const float a_max_segment_angle = a_max_sample * IM_PI * 2.0f / IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
const bool a_emit_start = ImAbs(a_min_segment_angle - a_min) >= 1e-5f;
const bool a_emit_end = ImAbs(a_max - a_max_segment_angle) >= 1e-5f;
_Path.reserve(_Path.Size + (a_mid_samples + 1 + (a_emit_start ? 1 : 0) + (a_emit_end ? 1 : 0)));
if (a_emit_start)
_Path.push_back(ImVec2(center.x + ImCos(a_min) * radius, center.y + ImSin(a_min) * radius));
if (a_mid_samples > 0)
_PathArcToFastEx(center, radius, a_min_sample, a_max_sample, 0);
if (a_emit_end)
_Path.push_back(ImVec2(center.x + ImCos(a_max) * radius, center.y + ImSin(a_max) * radius));
}
else
{
const float arc_length = ImAbs(a_max - a_min);
const int circle_segment_count = _CalcCircleAutoSegmentCount(radius);
const int arc_segment_count =
ImMax((int)ImCeil(circle_segment_count * arc_length / (IM_PI * 2.0f)), (int)(2.0f * IM_PI / arc_length));
_PathArcToN(center, radius, a_min, a_max, arc_segment_count);
}
}
void ImDrawList::PathEllipticalArcTo(const ImVec2 &center, const ImVec2 &radius, float rot, float a_min, float a_max,
int num_segments)
{
if (num_segments <= 0)
num_segments = _CalcCircleAutoSegmentCount(
ImMax(radius.x, radius.y)); // A bit pessimistic, maybe there's a better computation to do here.
_Path.reserve(_Path.Size + (num_segments + 1));
const float cos_rot = ImCos(rot);
const float sin_rot = ImSin(rot);
for (int i = 0; i <= num_segments; i++)
{
const float a = a_min + ((float)i / (float)num_segments) * (a_max - a_min);
ImVec2 point(ImCos(a) * radius.x, ImSin(a) * radius.y);
const ImVec2 rel((point.x * cos_rot) - (point.y * sin_rot), (point.x * sin_rot) + (point.y * cos_rot));
point.x = rel.x + center.x;
point.y = rel.y + center.y;
_Path.push_back(point);
}
}
ImVec2 ImBezierCubicCalc(const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, const ImVec2 &p4, float t)
{
float u = 1.0f - t;
float w1 = u * u * u;
float w2 = 3 * u * u * t;
float w3 = 3 * u * t * t;
float w4 = t * t * t;
return ImVec2(w1 * p1.x + w2 * p2.x + w3 * p3.x + w4 * p4.x, w1 * p1.y + w2 * p2.y + w3 * p3.y + w4 * p4.y);
}
ImVec2 ImBezierQuadraticCalc(const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, float t)
{
float u = 1.0f - t;
float w1 = u * u;
float w2 = 2 * u * t;
float w3 = t * t;
return ImVec2(w1 * p1.x + w2 * p2.x + w3 * p3.x, w1 * p1.y + w2 * p2.y + w3 * p3.y);
}
// Closely mimics ImBezierCubicClosestPointCasteljau() in imgui.cpp
static void PathBezierCubicCurveToCasteljau(ImVector<ImVec2> *path, float x1, float y1, float x2, float y2, float x3,
float y3, float x4, float y4, float tess_tol, int level)
{
float dx = x4 - x1;
float dy = y4 - y1;
float d2 = (x2 - x4) * dy - (y2 - y4) * dx;
float d3 = (x3 - x4) * dy - (y3 - y4) * dx;
d2 = (d2 >= 0) ? d2 : -d2;
d3 = (d3 >= 0) ? d3 : -d3;
if ((d2 + d3) * (d2 + d3) < tess_tol * (dx * dx + dy * dy))
{
path->push_back(ImVec2(x4, y4));
}
else if (level < 10)
{
float x12 = (x1 + x2) * 0.5f, y12 = (y1 + y2) * 0.5f;
float x23 = (x2 + x3) * 0.5f, y23 = (y2 + y3) * 0.5f;
float x34 = (x3 + x4) * 0.5f, y34 = (y3 + y4) * 0.5f;
float x123 = (x12 + x23) * 0.5f, y123 = (y12 + y23) * 0.5f;
float x234 = (x23 + x34) * 0.5f, y234 = (y23 + y34) * 0.5f;
float x1234 = (x123 + x234) * 0.5f, y1234 = (y123 + y234) * 0.5f;
PathBezierCubicCurveToCasteljau(path, x1, y1, x12, y12, x123, y123, x1234, y1234, tess_tol, level + 1);
PathBezierCubicCurveToCasteljau(path, x1234, y1234, x234, y234, x34, y34, x4, y4, tess_tol, level + 1);
}
}
static void PathBezierQuadraticCurveToCasteljau(ImVector<ImVec2> *path, float x1, float y1, float x2, float y2,
float x3, float y3, float tess_tol, int level)
{
float dx = x3 - x1, dy = y3 - y1;
float det = (x2 - x3) * dy - (y2 - y3) * dx;
if (det * det * 4.0f < tess_tol * (dx * dx + dy * dy))
{
path->push_back(ImVec2(x3, y3));
}
else if (level < 10)
{
float x12 = (x1 + x2) * 0.5f, y12 = (y1 + y2) * 0.5f;
float x23 = (x2 + x3) * 0.5f, y23 = (y2 + y3) * 0.5f;
float x123 = (x12 + x23) * 0.5f, y123 = (y12 + y23) * 0.5f;
PathBezierQuadraticCurveToCasteljau(path, x1, y1, x12, y12, x123, y123, tess_tol, level + 1);
PathBezierQuadraticCurveToCasteljau(path, x123, y123, x23, y23, x3, y3, tess_tol, level + 1);
}
}
void ImDrawList::PathBezierCubicCurveTo(const ImVec2 &p2, const ImVec2 &p3, const ImVec2 &p4, int num_segments)
{
ImVec2 p1 = _Path.back();
if (num_segments == 0)
{
IM_ASSERT(_Data->CurveTessellationTol > 0.0f);
PathBezierCubicCurveToCasteljau(&_Path, p1.x, p1.y, p2.x, p2.y, p3.x, p3.y, p4.x, p4.y,
_Data->CurveTessellationTol, 0); // Auto-tessellated
}
else
{
float t_step = 1.0f / (float)num_segments;
for (int i_step = 1; i_step <= num_segments; i_step++)
_Path.push_back(ImBezierCubicCalc(p1, p2, p3, p4, t_step * i_step));
}
}
void ImDrawList::PathBezierQuadraticCurveTo(const ImVec2 &p2, const ImVec2 &p3, int num_segments)
{
ImVec2 p1 = _Path.back();
if (num_segments == 0)
{
IM_ASSERT(_Data->CurveTessellationTol > 0.0f);
PathBezierQuadraticCurveToCasteljau(&_Path, p1.x, p1.y, p2.x, p2.y, p3.x, p3.y, _Data->CurveTessellationTol,
0); // Auto-tessellated
}
else
{
float t_step = 1.0f / (float)num_segments;
for (int i_step = 1; i_step <= num_segments; i_step++)
_Path.push_back(ImBezierQuadraticCalc(p1, p2, p3, t_step * i_step));
}
}
static inline ImDrawFlags FixRectCornerFlags(ImDrawFlags flags)
{
/*
IM_STATIC_ASSERT(ImDrawFlags_RoundCornersTopLeft == (1 << 4));
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
// Obsoleted in 1.82 (from February 2021). This code was stripped/simplified and mostly commented in 1.90 (from
September 2023)
// - Legacy Support for hard coded ~0 (used to be a suggested equivalent to ImDrawCornerFlags_All)
if (flags == ~0) { return ImDrawFlags_RoundCornersAll; }
// - Legacy Support for hard coded 0x01 to 0x0F (matching 15 out of 16 old flags combinations). Read details in
older version of this code. if (flags >= 0x01 && flags <= 0x0F) { return (flags << 4); }
// We cannot support hard coded 0x00 with 'float rounding > 0.0f' --> replace with ImDrawFlags_RoundCornersNone or
use 'float rounding = 0.0f' #endif
*/
// If this assert triggers, please update your code replacing hardcoded values with new ImDrawFlags_RoundCorners*
// values. Note that ImDrawFlags_Closed (== 0x01) is an invalid flag for AddRect(), AddRectFilled(), PathRect() etc.
// anyway. See details in 1.82 Changelog as well as 2021/03/12 and 2023/09/08 entries in "API BREAKING CHANGES"
// section.
IM_ASSERT((flags & 0x0F) == 0 && "Misuse of legacy hardcoded ImDrawCornerFlags values!");
if ((flags & ImDrawFlags_RoundCornersMask_) == 0)
flags |= ImDrawFlags_RoundCornersAll;
return flags;
}
void ImDrawList::PathRect(const ImVec2 &a, const ImVec2 &b, float rounding, ImDrawFlags flags)
{
if (rounding >= 0.5f)
{
flags = FixRectCornerFlags(flags);
rounding = ImMin(rounding,
ImFabs(b.x - a.x) *
(((flags & ImDrawFlags_RoundCornersTop) == ImDrawFlags_RoundCornersTop) ||
((flags & ImDrawFlags_RoundCornersBottom) == ImDrawFlags_RoundCornersBottom)
? 0.5f
: 1.0f) -
1.0f);
rounding =
ImMin(rounding, ImFabs(b.y - a.y) *
(((flags & ImDrawFlags_RoundCornersLeft) == ImDrawFlags_RoundCornersLeft) ||
((flags & ImDrawFlags_RoundCornersRight) == ImDrawFlags_RoundCornersRight)
? 0.5f
: 1.0f) -
1.0f);
}
if (rounding < 0.5f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone)
{
PathLineTo(a);
PathLineTo(ImVec2(b.x, a.y));
PathLineTo(b);
PathLineTo(ImVec2(a.x, b.y));
}
else
{
const float rounding_tl = (flags & ImDrawFlags_RoundCornersTopLeft) ? rounding : 0.0f;
const float rounding_tr = (flags & ImDrawFlags_RoundCornersTopRight) ? rounding : 0.0f;
const float rounding_br = (flags & ImDrawFlags_RoundCornersBottomRight) ? rounding : 0.0f;
const float rounding_bl = (flags & ImDrawFlags_RoundCornersBottomLeft) ? rounding : 0.0f;
PathArcToFast(ImVec2(a.x + rounding_tl, a.y + rounding_tl), rounding_tl, 6, 9);
PathArcToFast(ImVec2(b.x - rounding_tr, a.y + rounding_tr), rounding_tr, 9, 12);
PathArcToFast(ImVec2(b.x - rounding_br, b.y - rounding_br), rounding_br, 0, 3);
PathArcToFast(ImVec2(a.x + rounding_bl, b.y - rounding_bl), rounding_bl, 3, 6);
}
}
void ImDrawList::AddLine(const ImVec2 &p1, const ImVec2 &p2, ImU32 col, float thickness)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
PathLineTo(p1 + ImVec2(0.5f, 0.5f));
PathLineTo(p2 + ImVec2(0.5f, 0.5f));
PathStroke(col, 0, thickness);
}
// p_min = upper-left, p_max = lower-right
// Note we don't render 1 pixels sized rectangles properly.
void ImDrawList::AddRect(const ImVec2 &p_min, const ImVec2 &p_max, ImU32 col, float rounding, ImDrawFlags flags,
float thickness)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
if (Flags & ImDrawListFlags_AntiAliasedLines)
PathRect(p_min + ImVec2(0.50f, 0.50f), p_max - ImVec2(0.50f, 0.50f), rounding, flags);
else
PathRect(p_min + ImVec2(0.50f, 0.50f), p_max - ImVec2(0.49f, 0.49f), rounding,
flags); // Better looking lower-right corner and rounded non-AA shapes.
PathStroke(col, ImDrawFlags_Closed, thickness);
}
void ImDrawList::AddRectFilled(const ImVec2 &p_min, const ImVec2 &p_max, ImU32 col, float rounding, ImDrawFlags flags)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
if (rounding < 0.5f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone)
{
PrimReserve(6, 4);
PrimRect(p_min, p_max, col);
}
else
{
PathRect(p_min, p_max, rounding, flags);
PathFillConvex(col);
}
}
// p_min = upper-left, p_max = lower-right
void ImDrawList::AddRectFilledMultiColor(const ImVec2 &p_min, const ImVec2 &p_max, ImU32 col_upr_left,
ImU32 col_upr_right, ImU32 col_bot_right, ImU32 col_bot_left)
{
if (((col_upr_left | col_upr_right | col_bot_right | col_bot_left) & IM_COL32_A_MASK) == 0)
return;
const ImVec2 uv = _Data->TexUvWhitePixel;
PrimReserve(6, 4);
PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx));
PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 1));
PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 2));
PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx));
PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 2));
PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 3));
PrimWriteVtx(p_min, uv, col_upr_left);
PrimWriteVtx(ImVec2(p_max.x, p_min.y), uv, col_upr_right);
PrimWriteVtx(p_max, uv, col_bot_right);
PrimWriteVtx(ImVec2(p_min.x, p_max.y), uv, col_bot_left);
}
void ImDrawList::AddQuad(const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, const ImVec2 &p4, ImU32 col,
float thickness)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
PathLineTo(p1);
PathLineTo(p2);
PathLineTo(p3);
PathLineTo(p4);
PathStroke(col, ImDrawFlags_Closed, thickness);
}
void ImDrawList::AddQuadFilled(const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, const ImVec2 &p4, ImU32 col)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
PathLineTo(p1);
PathLineTo(p2);
PathLineTo(p3);
PathLineTo(p4);
PathFillConvex(col);
}
void ImDrawList::AddTriangle(const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, ImU32 col, float thickness)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
PathLineTo(p1);
PathLineTo(p2);
PathLineTo(p3);
PathStroke(col, ImDrawFlags_Closed, thickness);
}
void ImDrawList::AddTriangleFilled(const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, ImU32 col)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
PathLineTo(p1);
PathLineTo(p2);
PathLineTo(p3);
PathFillConvex(col);
}
void ImDrawList::AddCircle(const ImVec2 &center, float radius, ImU32 col, int num_segments, float thickness)
{
if ((col & IM_COL32_A_MASK) == 0 || radius < 0.5f)
return;
if (num_segments <= 0)
{
// Use arc with automatic segment count
_PathArcToFastEx(center, radius - 0.5f, 0, IM_DRAWLIST_ARCFAST_SAMPLE_MAX, 0);
_Path.Size--;
}
else
{
// Explicit segment count (still clamp to avoid drawing insanely tessellated shapes)
num_segments = ImClamp(num_segments, 3, IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX);
// Because we are filling a closed shape we remove 1 from the count of segments/points
const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments;
PathArcTo(center, radius - 0.5f, 0.0f, a_max, num_segments - 1);
}
PathStroke(col, ImDrawFlags_Closed, thickness);
}
void ImDrawList::AddCircleFilled(const ImVec2 &center, float radius, ImU32 col, int num_segments)
{
if ((col & IM_COL32_A_MASK) == 0 || radius < 0.5f)
return;
if (num_segments <= 0)
{
// Use arc with automatic segment count
_PathArcToFastEx(center, radius, 0, IM_DRAWLIST_ARCFAST_SAMPLE_MAX, 0);
_Path.Size--;
}
else
{
// Explicit segment count (still clamp to avoid drawing insanely tessellated shapes)
num_segments = ImClamp(num_segments, 3, IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX);
// Because we are filling a closed shape we remove 1 from the count of segments/points
const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments;
PathArcTo(center, radius, 0.0f, a_max, num_segments - 1);
}
PathFillConvex(col);
}
// Guaranteed to honor 'num_segments'
void ImDrawList::AddNgon(const ImVec2 &center, float radius, ImU32 col, int num_segments, float thickness)
{
if ((col & IM_COL32_A_MASK) == 0 || num_segments <= 2)
return;
// Because we are filling a closed shape we remove 1 from the count of segments/points
const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments;
PathArcTo(center, radius - 0.5f, 0.0f, a_max, num_segments - 1);
PathStroke(col, ImDrawFlags_Closed, thickness);
}
// Guaranteed to honor 'num_segments'
void ImDrawList::AddNgonFilled(const ImVec2 &center, float radius, ImU32 col, int num_segments)
{
if ((col & IM_COL32_A_MASK) == 0 || num_segments <= 2)
return;
// Because we are filling a closed shape we remove 1 from the count of segments/points
const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments;
PathArcTo(center, radius, 0.0f, a_max, num_segments - 1);
PathFillConvex(col);
}
// Ellipse
void ImDrawList::AddEllipse(const ImVec2 &center, const ImVec2 &radius, ImU32 col, float rot, int num_segments,
float thickness)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
if (num_segments <= 0)
num_segments = _CalcCircleAutoSegmentCount(
ImMax(radius.x, radius.y)); // A bit pessimistic, maybe there's a better computation to do here.
// Because we are filling a closed shape we remove 1 from the count of segments/points
const float a_max = IM_PI * 2.0f * ((float)num_segments - 1.0f) / (float)num_segments;
PathEllipticalArcTo(center, radius, rot, 0.0f, a_max, num_segments - 1);
PathStroke(col, true, thickness);
}
void ImDrawList::AddEllipseFilled(const ImVec2 &center, const ImVec2 &radius, ImU32 col, float rot, int num_segments)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
if (num_segments <= 0)
num_segments = _CalcCircleAutoSegmentCount(
ImMax(radius.x, radius.y)); // A bit pessimistic, maybe there's a better computation to do here.
// Because we are filling a closed shape we remove 1 from the count of segments/points
const float a_max = IM_PI * 2.0f * ((float)num_segments - 1.0f) / (float)num_segments;
PathEllipticalArcTo(center, radius, rot, 0.0f, a_max, num_segments - 1);
PathFillConvex(col);
}
// Cubic Bezier takes 4 controls points
void ImDrawList::AddBezierCubic(const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, const ImVec2 &p4, ImU32 col,
float thickness, int num_segments)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
PathLineTo(p1);
PathBezierCubicCurveTo(p2, p3, p4, num_segments);
PathStroke(col, 0, thickness);
}
// Quadratic Bezier takes 3 controls points
void ImDrawList::AddBezierQuadratic(const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, ImU32 col, float thickness,
int num_segments)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
PathLineTo(p1);
PathBezierQuadraticCurveTo(p2, p3, num_segments);
PathStroke(col, 0, thickness);
}
void ImDrawList::AddText(ImFont *font, float font_size, const ImVec2 &pos, ImU32 col, const char *text_begin,
const char *text_end, float wrap_width, const ImVec4 *cpu_fine_clip_rect)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
// Accept null ranges
if (text_begin == text_end || text_begin[0] == 0)
return;
// No need to strlen() here: font->RenderText() will do it and may early out.
// Pull default font/size from the shared ImDrawListSharedData instance
if (font == NULL)
font = _Data->Font;
if (font_size == 0.0f)
font_size = _Data->FontSize;
ImVec4 clip_rect = _CmdHeader.ClipRect;
if (cpu_fine_clip_rect)
{
clip_rect.x = ImMax(clip_rect.x, cpu_fine_clip_rect->x);
clip_rect.y = ImMax(clip_rect.y, cpu_fine_clip_rect->y);
clip_rect.z = ImMin(clip_rect.z, cpu_fine_clip_rect->z);
clip_rect.w = ImMin(clip_rect.w, cpu_fine_clip_rect->w);
}
font->RenderText(this, font_size, pos, col, clip_rect, text_begin, text_end, wrap_width,
cpu_fine_clip_rect != NULL);
}
void ImDrawList::AddText(const ImVec2 &pos, ImU32 col, const char *text_begin, const char *text_end)
{
AddText(_Data->Font, _Data->FontSize, pos, col, text_begin, text_end);
}
void ImDrawList::AddImage(ImTextureRef tex_ref, const ImVec2 &p_min, const ImVec2 &p_max, const ImVec2 &uv_min,
const ImVec2 &uv_max, ImU32 col)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
const bool push_texture_id = tex_ref != _CmdHeader.TexRef;
if (push_texture_id)
PushTexture(tex_ref);
PrimReserve(6, 4);
PrimRectUV(p_min, p_max, uv_min, uv_max, col);
if (push_texture_id)
PopTexture();
}
void ImDrawList::AddImageQuad(ImTextureRef tex_ref, const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3,
const ImVec2 &p4, const ImVec2 &uv1, const ImVec2 &uv2, const ImVec2 &uv3,
const ImVec2 &uv4, ImU32 col)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
const bool push_texture_id = tex_ref != _CmdHeader.TexRef;
if (push_texture_id)
PushTexture(tex_ref);
PrimReserve(6, 4);
PrimQuadUV(p1, p2, p3, p4, uv1, uv2, uv3, uv4, col);
if (push_texture_id)
PopTexture();
}
void ImDrawList::AddImageRounded(ImTextureRef tex_ref, const ImVec2 &p_min, const ImVec2 &p_max, const ImVec2 &uv_min,
const ImVec2 &uv_max, ImU32 col, float rounding, ImDrawFlags flags)
{
if ((col & IM_COL32_A_MASK) == 0)
return;
flags = FixRectCornerFlags(flags);
if (rounding < 0.5f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone)
{
AddImage(tex_ref, p_min, p_max, uv_min, uv_max, col);
return;
}
const bool push_texture_id = tex_ref != _CmdHeader.TexRef;
if (push_texture_id)
PushTexture(tex_ref);
int vert_start_idx = VtxBuffer.Size;
PathRect(p_min, p_max, rounding, flags);
PathFillConvex(col);
int vert_end_idx = VtxBuffer.Size;
ImGui::ShadeVertsLinearUV(this, vert_start_idx, vert_end_idx, p_min, p_max, uv_min, uv_max, true);
if (push_texture_id)
PopTexture();
}
//-----------------------------------------------------------------------------
// [SECTION] ImTriangulator, ImDrawList concave polygon fill
//-----------------------------------------------------------------------------
// Triangulate concave polygons. Based on "Triangulation by Ear Clipping" paper, O(N^2) complexity.
// Reference: https://www.geometrictools.com/Documentation/TriangulationByEarClipping.pdf
// Provided as a convenience for user but not used by main library.
//-----------------------------------------------------------------------------
// - ImTriangulator [Internal]
// - AddConcavePolyFilled()
//-----------------------------------------------------------------------------
enum ImTriangulatorNodeType
{
ImTriangulatorNodeType_Convex,
ImTriangulatorNodeType_Ear,
ImTriangulatorNodeType_Reflex
};
struct ImTriangulatorNode
{
ImTriangulatorNodeType Type;
int Index;
ImVec2 Pos;
ImTriangulatorNode *Next;
ImTriangulatorNode *Prev;
void Unlink()
{
Next->Prev = Prev;
Prev->Next = Next;
}
};
struct ImTriangulatorNodeSpan
{
ImTriangulatorNode **Data = NULL;
int Size = 0;
void push_back(ImTriangulatorNode *node)
{
Data[Size++] = node;
}
void find_erase_unsorted(int idx)
{
for (int i = Size - 1; i >= 0; i--)
if (Data[i]->Index == idx)
{
Data[i] = Data[Size - 1];
Size--;
return;
}
}
};
struct ImTriangulator
{
static int EstimateTriangleCount(int points_count)
{
return (points_count < 3) ? 0 : points_count - 2;
}
static int EstimateScratchBufferSize(int points_count)
{
return sizeof(ImTriangulatorNode) * points_count + sizeof(ImTriangulatorNode *) * points_count * 2;
}
void Init(const ImVec2 *points, int points_count, void *scratch_buffer);
void GetNextTriangle(unsigned int out_triangle[3]); // Return relative indexes for next triangle
// Internal functions
void BuildNodes(const ImVec2 *points, int points_count);
void BuildReflexes();
void BuildEars();
void FlipNodeList();
bool IsEar(int i0, int i1, int i2, const ImVec2 &v0, const ImVec2 &v1, const ImVec2 &v2) const;
void ReclassifyNode(ImTriangulatorNode *node);
// Internal members
int _TrianglesLeft = 0;
ImTriangulatorNode *_Nodes = NULL;
ImTriangulatorNodeSpan _Ears;
ImTriangulatorNodeSpan _Reflexes;
};
// Distribute storage for nodes, ears and reflexes.
// FIXME-OPT: if everything is convex, we could report it to caller and let it switch to an convex renderer
// (this would require first building reflexes to bail to convex if empty, without even building nodes)
void ImTriangulator::Init(const ImVec2 *points, int points_count, void *scratch_buffer)
{
IM_ASSERT(scratch_buffer != NULL && points_count >= 3);
_TrianglesLeft = EstimateTriangleCount(points_count);
_Nodes = (ImTriangulatorNode *)scratch_buffer; // points_count x Node
_Ears.Data = (ImTriangulatorNode **)(_Nodes + points_count); // points_count x Node*
_Reflexes.Data = (ImTriangulatorNode **)(_Nodes + points_count) + points_count; // points_count x Node*
BuildNodes(points, points_count);
BuildReflexes();
BuildEars();
}
void ImTriangulator::BuildNodes(const ImVec2 *points, int points_count)
{
for (int i = 0; i < points_count; i++)
{
_Nodes[i].Type = ImTriangulatorNodeType_Convex;
_Nodes[i].Index = i;
_Nodes[i].Pos = points[i];
_Nodes[i].Next = _Nodes + i + 1;
_Nodes[i].Prev = _Nodes + i - 1;
}
_Nodes[0].Prev = _Nodes + points_count - 1;
_Nodes[points_count - 1].Next = _Nodes;
}
void ImTriangulator::BuildReflexes()
{
ImTriangulatorNode *n1 = _Nodes;
for (int i = _TrianglesLeft; i >= 0; i--, n1 = n1->Next)
{
if (ImTriangleIsClockwise(n1->Prev->Pos, n1->Pos, n1->Next->Pos))
continue;
n1->Type = ImTriangulatorNodeType_Reflex;
_Reflexes.push_back(n1);
}
}
void ImTriangulator::BuildEars()
{
ImTriangulatorNode *n1 = _Nodes;
for (int i = _TrianglesLeft; i >= 0; i--, n1 = n1->Next)
{
if (n1->Type != ImTriangulatorNodeType_Convex)
continue;
if (!IsEar(n1->Prev->Index, n1->Index, n1->Next->Index, n1->Prev->Pos, n1->Pos, n1->Next->Pos))
continue;
n1->Type = ImTriangulatorNodeType_Ear;
_Ears.push_back(n1);
}
}
void ImTriangulator::GetNextTriangle(unsigned int out_triangle[3])
{
if (_Ears.Size == 0)
{
FlipNodeList();
ImTriangulatorNode *node = _Nodes;
for (int i = _TrianglesLeft; i >= 0; i--, node = node->Next)
node->Type = ImTriangulatorNodeType_Convex;
_Reflexes.Size = 0;
BuildReflexes();
BuildEars();
// If we still don't have ears, it means geometry is degenerated.
if (_Ears.Size == 0)
{
// Return first triangle available, mimicking the behavior of convex fill.
IM_ASSERT(_TrianglesLeft > 0); // Geometry is degenerated
_Ears.Data[0] = _Nodes;
_Ears.Size = 1;
}
}
ImTriangulatorNode *ear = _Ears.Data[--_Ears.Size];
out_triangle[0] = ear->Prev->Index;
out_triangle[1] = ear->Index;
out_triangle[2] = ear->Next->Index;
ear->Unlink();
if (ear == _Nodes)
_Nodes = ear->Next;
ReclassifyNode(ear->Prev);
ReclassifyNode(ear->Next);
_TrianglesLeft--;
}
void ImTriangulator::FlipNodeList()
{
ImTriangulatorNode *prev = _Nodes;
ImTriangulatorNode *temp = _Nodes;
ImTriangulatorNode *current = _Nodes->Next;
prev->Next = prev;
prev->Prev = prev;
while (current != _Nodes)
{
temp = current->Next;
current->Next = prev;
prev->Prev = current;
_Nodes->Next = current;
current->Prev = _Nodes;
prev = current;
current = temp;
}
_Nodes = prev;
}
// A triangle is an ear is no other vertex is inside it. We can test reflexes vertices only (see reference algorithm)
bool ImTriangulator::IsEar(int i0, int i1, int i2, const ImVec2 &v0, const ImVec2 &v1, const ImVec2 &v2) const
{
ImTriangulatorNode **p_end = _Reflexes.Data + _Reflexes.Size;
for (ImTriangulatorNode **p = _Reflexes.Data; p < p_end; p++)
{
ImTriangulatorNode *reflex = *p;
if (reflex->Index != i0 && reflex->Index != i1 && reflex->Index != i2)
if (ImTriangleContainsPoint(v0, v1, v2, reflex->Pos))
return false;
}
return true;
}
void ImTriangulator::ReclassifyNode(ImTriangulatorNode *n1)
{
// Classify node
ImTriangulatorNodeType type;
const ImTriangulatorNode *n0 = n1->Prev;
const ImTriangulatorNode *n2 = n1->Next;
if (!ImTriangleIsClockwise(n0->Pos, n1->Pos, n2->Pos))
type = ImTriangulatorNodeType_Reflex;
else if (IsEar(n0->Index, n1->Index, n2->Index, n0->Pos, n1->Pos, n2->Pos))
type = ImTriangulatorNodeType_Ear;
else
type = ImTriangulatorNodeType_Convex;
// Update lists when a type changes
if (type == n1->Type)
return;
if (n1->Type == ImTriangulatorNodeType_Reflex)
_Reflexes.find_erase_unsorted(n1->Index);
else if (n1->Type == ImTriangulatorNodeType_Ear)
_Ears.find_erase_unsorted(n1->Index);
if (type == ImTriangulatorNodeType_Reflex)
_Reflexes.push_back(n1);
else if (type == ImTriangulatorNodeType_Ear)
_Ears.push_back(n1);
n1->Type = type;
}
// Use ear-clipping algorithm to triangulate a simple polygon (no self-interaction, no holes).
// (Reminder: we don't perform any coarse clipping/culling in ImDrawList layer!
// It is up to caller to ensure not making costly calls that will be outside of visible area.
// As concave fill is noticeably more expensive than other primitives, be mindful of this...
// Caller can build AABB of points, and avoid filling if 'draw_list->_CmdHeader.ClipRect.Overlays(points_bb) == false')
void ImDrawList::AddConcavePolyFilled(const ImVec2 *points, const int points_count, ImU32 col)
{
if (points_count < 3 || (col & IM_COL32_A_MASK) == 0)
return;
const ImVec2 uv = _Data->TexUvWhitePixel;
ImTriangulator triangulator;
unsigned int triangle[3];
if (Flags & ImDrawListFlags_AntiAliasedFill)
{
// Anti-aliased Fill
const float AA_SIZE = _FringeScale;
const ImU32 col_trans = col & ~IM_COL32_A_MASK;
const int idx_count = (points_count - 2) * 3 + points_count * 6;
const int vtx_count = (points_count * 2);
PrimReserve(idx_count, vtx_count);
// Add indexes for fill
unsigned int vtx_inner_idx = _VtxCurrentIdx;
unsigned int vtx_outer_idx = _VtxCurrentIdx + 1;
_Data->TempBuffer.reserve_discard((ImTriangulator::EstimateScratchBufferSize(points_count) + sizeof(ImVec2)) /
sizeof(ImVec2));
triangulator.Init(points, points_count, _Data->TempBuffer.Data);
while (triangulator._TrianglesLeft > 0)
{
triangulator.GetNextTriangle(triangle);
_IdxWritePtr[0] = (ImDrawIdx)(vtx_inner_idx + (triangle[0] << 1));
_IdxWritePtr[1] = (ImDrawIdx)(vtx_inner_idx + (triangle[1] << 1));
_IdxWritePtr[2] = (ImDrawIdx)(vtx_inner_idx + (triangle[2] << 1));
_IdxWritePtr += 3;
}
// Compute normals
_Data->TempBuffer.reserve_discard(points_count);
ImVec2 *temp_normals = _Data->TempBuffer.Data;
for (int i0 = points_count - 1, i1 = 0; i1 < points_count; i0 = i1++)
{
const ImVec2 &p0 = points[i0];
const ImVec2 &p1 = points[i1];
float dx = p1.x - p0.x;
float dy = p1.y - p0.y;
IM_NORMALIZE2F_OVER_ZERO(dx, dy);
temp_normals[i0].x = dy;
temp_normals[i0].y = -dx;
}
for (int i0 = points_count - 1, i1 = 0; i1 < points_count; i0 = i1++)
{
// Average normals
const ImVec2 &n0 = temp_normals[i0];
const ImVec2 &n1 = temp_normals[i1];
float dm_x = (n0.x + n1.x) * 0.5f;
float dm_y = (n0.y + n1.y) * 0.5f;
IM_FIXNORMAL2F(dm_x, dm_y);
dm_x *= AA_SIZE * 0.5f;
dm_y *= AA_SIZE * 0.5f;
// Add vertices
_VtxWritePtr[0].pos.x = (points[i1].x - dm_x);
_VtxWritePtr[0].pos.y = (points[i1].y - dm_y);
_VtxWritePtr[0].uv = uv;
_VtxWritePtr[0].col = col; // Inner
_VtxWritePtr[1].pos.x = (points[i1].x + dm_x);
_VtxWritePtr[1].pos.y = (points[i1].y + dm_y);
_VtxWritePtr[1].uv = uv;
_VtxWritePtr[1].col = col_trans; // Outer
_VtxWritePtr += 2;
// Add indexes for fringes
_IdxWritePtr[0] = (ImDrawIdx)(vtx_inner_idx + (i1 << 1));
_IdxWritePtr[1] = (ImDrawIdx)(vtx_inner_idx + (i0 << 1));
_IdxWritePtr[2] = (ImDrawIdx)(vtx_outer_idx + (i0 << 1));
_IdxWritePtr[3] = (ImDrawIdx)(vtx_outer_idx + (i0 << 1));
_IdxWritePtr[4] = (ImDrawIdx)(vtx_outer_idx + (i1 << 1));
_IdxWritePtr[5] = (ImDrawIdx)(vtx_inner_idx + (i1 << 1));
_IdxWritePtr += 6;
}
_VtxCurrentIdx += (ImDrawIdx)vtx_count;
}
else
{
// Non Anti-aliased Fill
const int idx_count = (points_count - 2) * 3;
const int vtx_count = points_count;
PrimReserve(idx_count, vtx_count);
for (int i = 0; i < vtx_count; i++)
{
_VtxWritePtr[0].pos = points[i];
_VtxWritePtr[0].uv = uv;
_VtxWritePtr[0].col = col;
_VtxWritePtr++;
}
_Data->TempBuffer.reserve_discard((ImTriangulator::EstimateScratchBufferSize(points_count) + sizeof(ImVec2)) /
sizeof(ImVec2));
triangulator.Init(points, points_count, _Data->TempBuffer.Data);
while (triangulator._TrianglesLeft > 0)
{
triangulator.GetNextTriangle(triangle);
_IdxWritePtr[0] = (ImDrawIdx)(_VtxCurrentIdx + triangle[0]);
_IdxWritePtr[1] = (ImDrawIdx)(_VtxCurrentIdx + triangle[1]);
_IdxWritePtr[2] = (ImDrawIdx)(_VtxCurrentIdx + triangle[2]);
_IdxWritePtr += 3;
}
_VtxCurrentIdx += (ImDrawIdx)vtx_count;
}
}
//-----------------------------------------------------------------------------
// [SECTION] ImDrawListSplitter
//-----------------------------------------------------------------------------
// FIXME: This may be a little confusing, trying to be a little too low-level/optimal instead of just doing vector
// swap..
//-----------------------------------------------------------------------------
void ImDrawListSplitter::ClearFreeMemory()
{
for (int i = 0; i < _Channels.Size; i++)
{
if (i == _Current)
memset(&_Channels[i], 0,
sizeof(_Channels[i])); // Current channel is a copy of CmdBuffer/IdxBuffer, don't destruct again
_Channels[i]._CmdBuffer.clear();
_Channels[i]._IdxBuffer.clear();
}
_Current = 0;
_Count = 1;
_Channels.clear();
}
void ImDrawListSplitter::Split(ImDrawList *draw_list, int channels_count)
{
IM_UNUSED(draw_list);
IM_ASSERT(_Current == 0 && _Count <= 1 &&
"Nested channel splitting is not supported. Please use separate instances of ImDrawListSplitter.");
int old_channels_count = _Channels.Size;
if (old_channels_count < channels_count)
{
_Channels.reserve(channels_count); // Avoid over reserving since this is likely to stay stable
_Channels.resize(channels_count);
}
_Count = channels_count;
// Channels[] (24/32 bytes each) hold storage that we'll swap with draw_list->_CmdBuffer/_IdxBuffer
// The content of Channels[0] at this point doesn't matter. We clear it to make state tidy in a debugger but we
// don't strictly need to. When we switch to the next channel, we'll copy draw_list->_CmdBuffer/_IdxBuffer into
// Channels[0] and then Channels[1] into draw_list->CmdBuffer/_IdxBuffer
memset(&_Channels[0], 0, sizeof(ImDrawChannel));
for (int i = 1; i < channels_count; i++)
{
if (i >= old_channels_count)
{
IM_PLACEMENT_NEW(&_Channels[i]) ImDrawChannel();
}
else
{
_Channels[i]._CmdBuffer.resize(0);
_Channels[i]._IdxBuffer.resize(0);
}
}
}
void ImDrawListSplitter::Merge(ImDrawList *draw_list)
{
// Note that we never use or rely on _Channels.Size because it is merely a buffer that we never shrink back to 0 to
// keep all sub-buffers ready for use.
if (_Count <= 1)
return;
SetCurrentChannel(draw_list, 0);
draw_list->_PopUnusedDrawCmd();
// Calculate our final buffer sizes. Also fix the incorrect IdxOffset values in each command.
int new_cmd_buffer_count = 0;
int new_idx_buffer_count = 0;
ImDrawCmd *last_cmd = (_Count > 0 && draw_list->CmdBuffer.Size > 0) ? &draw_list->CmdBuffer.back() : NULL;
int idx_offset = last_cmd ? last_cmd->IdxOffset + last_cmd->ElemCount : 0;
for (int i = 1; i < _Count; i++)
{
ImDrawChannel &ch = _Channels[i];
if (ch._CmdBuffer.Size > 0 && ch._CmdBuffer.back().ElemCount == 0 &&
ch._CmdBuffer.back().UserCallback == NULL) // Equivalent of PopUnusedDrawCmd()
ch._CmdBuffer.pop_back();
if (ch._CmdBuffer.Size > 0 && last_cmd != NULL)
{
// Do not include ImDrawCmd_AreSequentialIdxOffset() in the compare as we rebuild IdxOffset values
// ourselves. Manipulating IdxOffset (e.g. by reordering draw commands like done by
// RenderDimmedBackgroundBehindWindow()) is not supported within a splitter.
ImDrawCmd *next_cmd = &ch._CmdBuffer[0];
if (ImDrawCmd_HeaderCompare(last_cmd, next_cmd) == 0 && last_cmd->UserCallback == NULL &&
next_cmd->UserCallback == NULL)
{
// Merge previous channel last draw command with current channel first draw command if matching.
last_cmd->ElemCount += next_cmd->ElemCount;
idx_offset += next_cmd->ElemCount;
ch._CmdBuffer.erase(ch._CmdBuffer.Data); // FIXME-OPT: Improve for multiple merges.
}
}
if (ch._CmdBuffer.Size > 0)
last_cmd = &ch._CmdBuffer.back();
new_cmd_buffer_count += ch._CmdBuffer.Size;
new_idx_buffer_count += ch._IdxBuffer.Size;
for (int cmd_n = 0; cmd_n < ch._CmdBuffer.Size; cmd_n++)
{
ch._CmdBuffer.Data[cmd_n].IdxOffset = idx_offset;
idx_offset += ch._CmdBuffer.Data[cmd_n].ElemCount;
}
}
draw_list->CmdBuffer.resize(draw_list->CmdBuffer.Size + new_cmd_buffer_count);
draw_list->IdxBuffer.resize(draw_list->IdxBuffer.Size + new_idx_buffer_count);
// Write commands and indices in order (they are fairly small structures, we don't copy vertices only indices)
ImDrawCmd *cmd_write = draw_list->CmdBuffer.Data + draw_list->CmdBuffer.Size - new_cmd_buffer_count;
ImDrawIdx *idx_write = draw_list->IdxBuffer.Data + draw_list->IdxBuffer.Size - new_idx_buffer_count;
for (int i = 1; i < _Count; i++)
{
ImDrawChannel &ch = _Channels[i];
if (int sz = ch._CmdBuffer.Size)
{
memcpy(cmd_write, ch._CmdBuffer.Data, sz * sizeof(ImDrawCmd));
cmd_write += sz;
}
if (int sz = ch._IdxBuffer.Size)
{
memcpy(idx_write, ch._IdxBuffer.Data, sz * sizeof(ImDrawIdx));
idx_write += sz;
}
}
draw_list->_IdxWritePtr = idx_write;
// Ensure there's always a non-callback draw command trailing the command-buffer
if (draw_list->CmdBuffer.Size == 0 || draw_list->CmdBuffer.back().UserCallback != NULL)
draw_list->AddDrawCmd();
// If current command is used with different settings we need to add a new command
ImDrawCmd *curr_cmd = &draw_list->CmdBuffer.Data[draw_list->CmdBuffer.Size - 1];
if (curr_cmd->ElemCount == 0)
ImDrawCmd_HeaderCopy(curr_cmd, &draw_list->_CmdHeader); // Copy ClipRect, TexRef, VtxOffset
else if (ImDrawCmd_HeaderCompare(curr_cmd, &draw_list->_CmdHeader) != 0)
draw_list->AddDrawCmd();
_Count = 1;
}
void ImDrawListSplitter::SetCurrentChannel(ImDrawList *draw_list, int idx)
{
IM_ASSERT(idx >= 0 && idx < _Count);
if (_Current == idx)
return;
// Overwrite ImVector (12/16 bytes), four times. This is merely a silly optimization instead of doing .swap()
memcpy(&_Channels.Data[_Current]._CmdBuffer, &draw_list->CmdBuffer, sizeof(draw_list->CmdBuffer));
memcpy(&_Channels.Data[_Current]._IdxBuffer, &draw_list->IdxBuffer, sizeof(draw_list->IdxBuffer));
_Current = idx;
memcpy(&draw_list->CmdBuffer, &_Channels.Data[idx]._CmdBuffer, sizeof(draw_list->CmdBuffer));
memcpy(&draw_list->IdxBuffer, &_Channels.Data[idx]._IdxBuffer, sizeof(draw_list->IdxBuffer));
draw_list->_IdxWritePtr = draw_list->IdxBuffer.Data + draw_list->IdxBuffer.Size;
// If current command is used with different settings we need to add a new command
ImDrawCmd *curr_cmd =
(draw_list->CmdBuffer.Size == 0) ? NULL : &draw_list->CmdBuffer.Data[draw_list->CmdBuffer.Size - 1];
if (curr_cmd == NULL)
draw_list->AddDrawCmd();
else if (curr_cmd->ElemCount == 0)
ImDrawCmd_HeaderCopy(curr_cmd, &draw_list->_CmdHeader); // Copy ClipRect, TexRef, VtxOffset
else if (ImDrawCmd_HeaderCompare(curr_cmd, &draw_list->_CmdHeader) != 0)
draw_list->AddDrawCmd();
}
//-----------------------------------------------------------------------------
// [SECTION] ImDrawData
//-----------------------------------------------------------------------------
void ImDrawData::Clear()
{
Valid = false;
CmdListsCount = TotalIdxCount = TotalVtxCount = 0;
CmdLists.resize(0); // The ImDrawList are NOT owned by ImDrawData but e.g. by ImGuiContext, so we don't clear them.
DisplayPos = DisplaySize = FramebufferScale = ImVec2(0.0f, 0.0f);
OwnerViewport = NULL;
Textures = NULL;
}
// Important: 'out_list' is generally going to be draw_data->CmdLists, but may be another temporary list
// as long at it is expected that the result will be later merged into draw_data->CmdLists[].
void ImGui::AddDrawListToDrawDataEx(ImDrawData *draw_data, ImVector<ImDrawList *> *out_list, ImDrawList *draw_list)
{
if (draw_list->CmdBuffer.Size == 0)
return;
if (draw_list->CmdBuffer.Size == 1 && draw_list->CmdBuffer[0].ElemCount == 0 &&
draw_list->CmdBuffer[0].UserCallback == NULL)
return;
// Draw list sanity check. Detect mismatch between PrimReserve() calls and incrementing _VtxCurrentIdx, _VtxWritePtr
// etc. May trigger for you if you are using PrimXXX functions incorrectly.
IM_ASSERT(draw_list->VtxBuffer.Size == 0 ||
draw_list->_VtxWritePtr == draw_list->VtxBuffer.Data + draw_list->VtxBuffer.Size);
IM_ASSERT(draw_list->IdxBuffer.Size == 0 ||
draw_list->_IdxWritePtr == draw_list->IdxBuffer.Data + draw_list->IdxBuffer.Size);
if (!(draw_list->Flags & ImDrawListFlags_AllowVtxOffset))
IM_ASSERT((int)draw_list->_VtxCurrentIdx == draw_list->VtxBuffer.Size);
// Check that draw_list doesn't use more vertices than indexable (default ImDrawIdx = unsigned short = 2 bytes = 64K
// vertices per ImDrawList = per window) If this assert triggers because you are drawing lots of stuff manually:
// - First, make sure you are coarse clipping yourself and not trying to draw many things outside visible bounds.
// Be mindful that the lower-level ImDrawList API doesn't filter vertices. Use the Metrics/Debugger window to
// inspect draw list contents.
// - If you want large meshes with more than 64K vertices, you can either:
// (A) Handle the ImDrawCmd::VtxOffset value in your renderer backend, and set 'io.BackendFlags |=
// ImGuiBackendFlags_RendererHasVtxOffset'.
// Most example backends already support this from 1.71. Pre-1.71 backends won't.
// Some graphics API such as GL ES 1/2 don't have a way to offset the starting vertex so it is not supported
// for them.
// (B) Or handle 32-bit indices in your renderer backend, and uncomment '#define ImDrawIdx unsigned int' line in
// imconfig.h.
// Most example backends already support this. For example, the OpenGL example code detect index size at
// compile-time:
// glDrawElements(GL_TRIANGLES, (GLsizei)pcmd->ElemCount, sizeof(ImDrawIdx) == 2 ? GL_UNSIGNED_SHORT :
// GL_UNSIGNED_INT, idx_buffer_offset);
// Your own engine or render API may use different parameters or function calls to specify index sizes.
// 2 and 4 bytes indices are generally supported by most graphics API.
// - If for some reason neither of those solutions works for you, a workaround is to call BeginChild()/EndChild()
// before reaching
// the 64K limit to split your draw commands in multiple draw lists.
if (sizeof(ImDrawIdx) == 2)
IM_ASSERT(draw_list->_VtxCurrentIdx < (1 << 16) &&
"Too many vertices in ImDrawList using 16-bit indices. Read comment above");
// Resolve callback data pointers
if (draw_list->_CallbacksDataBuf.Size > 0)
for (ImDrawCmd &cmd : draw_list->CmdBuffer)
if (cmd.UserCallback != NULL && cmd.UserCallbackDataOffset != -1 && cmd.UserCallbackDataSize > 0)
cmd.UserCallbackData = draw_list->_CallbacksDataBuf.Data + cmd.UserCallbackDataOffset;
// Add to output list + records state in ImDrawData
out_list->push_back(draw_list);
draw_data->CmdListsCount++;
draw_data->TotalVtxCount += draw_list->VtxBuffer.Size;
draw_data->TotalIdxCount += draw_list->IdxBuffer.Size;
}
void ImDrawData::AddDrawList(ImDrawList *draw_list)
{
IM_ASSERT(CmdLists.Size == CmdListsCount);
draw_list->_PopUnusedDrawCmd();
ImGui::AddDrawListToDrawDataEx(this, &CmdLists, draw_list);
}
// For backward compatibility: convert all buffers from indexed to de-indexed, in case you cannot render indexed. Note:
// this is slow and most likely a waste of resources. Always prefer indexed rendering!
void ImDrawData::DeIndexAllBuffers()
{
ImVector<ImDrawVert> new_vtx_buffer;
TotalVtxCount = TotalIdxCount = 0;
for (int i = 0; i < CmdListsCount; i++)
{
ImDrawList *cmd_list = CmdLists[i];
if (cmd_list->IdxBuffer.empty())
continue;
new_vtx_buffer.resize(cmd_list->IdxBuffer.Size);
for (int j = 0; j < cmd_list->IdxBuffer.Size; j++)
new_vtx_buffer[j] = cmd_list->VtxBuffer[cmd_list->IdxBuffer[j]];
cmd_list->VtxBuffer.swap(new_vtx_buffer);
cmd_list->IdxBuffer.resize(0);
TotalVtxCount += cmd_list->VtxBuffer.Size;
}
}
// Helper to scale the ClipRect field of each ImDrawCmd.
// Use if your final output buffer is at a different scale than draw_data->DisplaySize,
// or if there is a difference between your window resolution and framebuffer resolution.
void ImDrawData::ScaleClipRects(const ImVec2 &fb_scale)
{
for (ImDrawList *draw_list : CmdLists)
for (ImDrawCmd &cmd : draw_list->CmdBuffer)
cmd.ClipRect = ImVec4(cmd.ClipRect.x * fb_scale.x, cmd.ClipRect.y * fb_scale.y, cmd.ClipRect.z * fb_scale.x,
cmd.ClipRect.w * fb_scale.y);
}
//-----------------------------------------------------------------------------
// [SECTION] Helpers ShadeVertsXXX functions
//-----------------------------------------------------------------------------
// Generic linear color gradient, write to RGB fields, leave A untouched.
void ImGui::ShadeVertsLinearColorGradientKeepAlpha(ImDrawList *draw_list, int vert_start_idx, int vert_end_idx,
ImVec2 gradient_p0, ImVec2 gradient_p1, ImU32 col0, ImU32 col1)
{
ImVec2 gradient_extent = gradient_p1 - gradient_p0;
float gradient_inv_length2 = 1.0f / ImLengthSqr(gradient_extent);
ImDrawVert *vert_start = draw_list->VtxBuffer.Data + vert_start_idx;
ImDrawVert *vert_end = draw_list->VtxBuffer.Data + vert_end_idx;
const int col0_r = (int)(col0 >> IM_COL32_R_SHIFT) & 0xFF;
const int col0_g = (int)(col0 >> IM_COL32_G_SHIFT) & 0xFF;
const int col0_b = (int)(col0 >> IM_COL32_B_SHIFT) & 0xFF;
const int col_delta_r = ((int)(col1 >> IM_COL32_R_SHIFT) & 0xFF) - col0_r;
const int col_delta_g = ((int)(col1 >> IM_COL32_G_SHIFT) & 0xFF) - col0_g;
const int col_delta_b = ((int)(col1 >> IM_COL32_B_SHIFT) & 0xFF) - col0_b;
for (ImDrawVert *vert = vert_start; vert < vert_end; vert++)
{
float d = ImDot(vert->pos - gradient_p0, gradient_extent);
float t = ImClamp(d * gradient_inv_length2, 0.0f, 1.0f);
int r = (int)(col0_r + col_delta_r * t);
int g = (int)(col0_g + col_delta_g * t);
int b = (int)(col0_b + col_delta_b * t);
vert->col =
(r << IM_COL32_R_SHIFT) | (g << IM_COL32_G_SHIFT) | (b << IM_COL32_B_SHIFT) | (vert->col & IM_COL32_A_MASK);
}
}
// Distribute UV over (a, b) rectangle
void ImGui::ShadeVertsLinearUV(ImDrawList *draw_list, int vert_start_idx, int vert_end_idx, const ImVec2 &a,
const ImVec2 &b, const ImVec2 &uv_a, const ImVec2 &uv_b, bool clamp)
{
const ImVec2 size = b - a;
const ImVec2 uv_size = uv_b - uv_a;
const ImVec2 scale =
ImVec2(size.x != 0.0f ? (uv_size.x / size.x) : 0.0f, size.y != 0.0f ? (uv_size.y / size.y) : 0.0f);
ImDrawVert *vert_start = draw_list->VtxBuffer.Data + vert_start_idx;
ImDrawVert *vert_end = draw_list->VtxBuffer.Data + vert_end_idx;
if (clamp)
{
const ImVec2 min = ImMin(uv_a, uv_b);
const ImVec2 max = ImMax(uv_a, uv_b);
for (ImDrawVert *vertex = vert_start; vertex < vert_end; ++vertex)
vertex->uv = ImClamp(uv_a + ImMul(ImVec2(vertex->pos.x, vertex->pos.y) - a, scale), min, max);
}
else
{
for (ImDrawVert *vertex = vert_start; vertex < vert_end; ++vertex)
vertex->uv = uv_a + ImMul(ImVec2(vertex->pos.x, vertex->pos.y) - a, scale);
}
}
void ImGui::ShadeVertsTransformPos(ImDrawList *draw_list, int vert_start_idx, int vert_end_idx, const ImVec2 &pivot_in,
float cos_a, float sin_a, const ImVec2 &pivot_out)
{
ImDrawVert *vert_start = draw_list->VtxBuffer.Data + vert_start_idx;
ImDrawVert *vert_end = draw_list->VtxBuffer.Data + vert_end_idx;
for (ImDrawVert *vertex = vert_start; vertex < vert_end; ++vertex)
vertex->pos = ImRotate(vertex->pos - pivot_in, cos_a, sin_a) + pivot_out;
}
//-----------------------------------------------------------------------------
// [SECTION] ImFontConfig
//-----------------------------------------------------------------------------
// FIXME-NEWATLAS: Oversample specification could be more dynamic. For now, favoring automatic selection.
ImFontConfig::ImFontConfig()
{
memset(this, 0, sizeof(*this));
FontDataOwnedByAtlas = true;
OversampleH = 0; // Auto == 1 or 2 depending on size
OversampleV = 0; // Auto == 1
GlyphMaxAdvanceX = FLT_MAX;
RasterizerMultiply = 1.0f;
RasterizerDensity = 1.0f;
EllipsisChar = 0;
}
//-----------------------------------------------------------------------------
// [SECTION] ImTextureData
//-----------------------------------------------------------------------------
// - ImTextureData::Create()
// - ImTextureData::DestroyPixels()
//-----------------------------------------------------------------------------
int ImTextureDataGetFormatBytesPerPixel(ImTextureFormat format)
{
switch (format)
{
case ImTextureFormat_Alpha8:
return 1;
case ImTextureFormat_RGBA32:
return 4;
}
IM_ASSERT(0);
return 0;
}
const char *ImTextureDataGetStatusName(ImTextureStatus status)
{
switch (status)
{
case ImTextureStatus_OK:
return "OK";
case ImTextureStatus_Destroyed:
return "Destroyed";
case ImTextureStatus_WantCreate:
return "WantCreate";
case ImTextureStatus_WantUpdates:
return "WantUpdates";
case ImTextureStatus_WantDestroy:
return "WantDestroy";
}
return "N/A";
}
const char *ImTextureDataGetFormatName(ImTextureFormat format)
{
switch (format)
{
case ImTextureFormat_Alpha8:
return "Alpha8";
case ImTextureFormat_RGBA32:
return "RGBA32";
}
return "N/A";
}
void ImTextureData::Create(ImTextureFormat format, int w, int h)
{
DestroyPixels();
Format = format;
Width = w;
Height = h;
BytesPerPixel = ImTextureDataGetFormatBytesPerPixel(format);
UseColors = false;
Pixels = (unsigned char *)IM_ALLOC(Width * Height * BytesPerPixel);
IM_ASSERT(Pixels != NULL);
memset(Pixels, 0, Width * Height * BytesPerPixel);
UsedRect.x = UsedRect.y = UsedRect.w = UsedRect.h = 0;
UpdateRect.x = UpdateRect.y = (unsigned short)~0;
UpdateRect.w = UpdateRect.h = 0;
}
void ImTextureData::DestroyPixels()
{
if (Pixels)
IM_FREE(Pixels);
Pixels = NULL;
UseColors = false;
}
//-----------------------------------------------------------------------------
// [SECTION] ImFontAtlas, ImFontAtlasBuilder
//-----------------------------------------------------------------------------
// - Default texture data encoded in ASCII
// - ImFontAtlas()
// - ImFontAtlas::Clear()
// - ImFontAtlas::CompactCache()
// - ImFontAtlas::ClearInputData()
// - ImFontAtlas::ClearTexData()
// - ImFontAtlas::ClearFonts()
//-----------------------------------------------------------------------------
// - ImFontAtlasUpdateNewFrame()
// - ImFontAtlasTextureBlockConvert()
// - ImFontAtlasTextureBlockPostProcess()
// - ImFontAtlasTextureBlockPostProcessMultiply()
// - ImFontAtlasTextureBlockFill()
// - ImFontAtlasTextureBlockCopy()
// - ImFontAtlasTextureBlockQueueUpload()
//-----------------------------------------------------------------------------
// - ImFontAtlas::GetTexDataAsAlpha8() [legacy]
// - ImFontAtlas::GetTexDataAsRGBA32() [legacy]
// - ImFontAtlas::Build() [legacy]
//-----------------------------------------------------------------------------
// - ImFontAtlas::AddFont()
// - ImFontAtlas::AddFontDefault()
// - ImFontAtlas::AddFontFromFileTTF()
// - ImFontAtlas::AddFontFromMemoryTTF()
// - ImFontAtlas::AddFontFromMemoryCompressedTTF()
// - ImFontAtlas::AddFontFromMemoryCompressedBase85TTF()
// - ImFontAtlas::RemoveFont()
// - ImFontAtlasBuildNotifySetFont()
//-----------------------------------------------------------------------------
// - ImFontAtlas::AddCustomRect()
// - ImFontAtlas::RemoveCustomRect()
// - ImFontAtlas::GetCustomRect()
// - ImFontAtlas::AddCustomRectFontGlyph() [legacy]
// - ImFontAtlas::AddCustomRectFontGlyphForSize() [legacy]
// - ImFontAtlasGetMouseCursorTexData()
//-----------------------------------------------------------------------------
// - ImFontAtlasBuildMain()
// - ImFontAtlasBuildSetupFontLoader()
// - ImFontAtlasBuildPreloadAllGlyphRanges()
// - ImFontAtlasBuildUpdatePointers()
// - ImFontAtlasBuildRenderBitmapFromString()
// - ImFontAtlasBuildUpdateBasicTexData()
// - ImFontAtlasBuildUpdateLinesTexData()
// - ImFontAtlasBuildAddFont()
// - ImFontAtlasBuildSetupFontBakedEllipsis()
// - ImFontAtlasBuildSetupFontBakedBlanks()
// - ImFontAtlasBuildSetupFontBakedFallback()
// - ImFontAtlasBuildSetupFontSpecialGlyphs()
// - ImFontAtlasBuildDiscardBakes()
// - ImFontAtlasBuildDiscardFontBakedGlyph()
// - ImFontAtlasBuildDiscardFontBaked()
// - ImFontAtlasBuildDiscardFontBakes()
//-----------------------------------------------------------------------------
// - ImFontAtlasAddDrawListSharedData()
// - ImFontAtlasRemoveDrawListSharedData()
// - ImFontAtlasUpdateDrawListsTextures()
// - ImFontAtlasUpdateDrawListsSharedData()
//-----------------------------------------------------------------------------
// - ImFontAtlasBuildSetTexture()
// - ImFontAtlasBuildAddTexture()
// - ImFontAtlasBuildMakeSpace()
// - ImFontAtlasBuildRepackTexture()
// - ImFontAtlasBuildGrowTexture()
// - ImFontAtlasBuildRepackOrGrowTexture()
// - ImFontAtlasBuildGetTextureSizeEstimate()
// - ImFontAtlasBuildCompactTexture()
// - ImFontAtlasBuildInit()
// - ImFontAtlasBuildDestroy()
//-----------------------------------------------------------------------------
// - ImFontAtlasPackInit()
// - ImFontAtlasPackAllocRectEntry()
// - ImFontAtlasPackReuseRectEntry()
// - ImFontAtlasPackDiscardRect()
// - ImFontAtlasPackAddRect()
// - ImFontAtlasPackGetRect()
//-----------------------------------------------------------------------------
// - ImFontBaked_BuildGrowIndex()
// - ImFontBaked_BuildLoadGlyph()
// - ImFontAtlasDebugLogTextureRequests()
//-----------------------------------------------------------------------------
// - ImFontAtlasGetFontLoaderForStbTruetype()
//-----------------------------------------------------------------------------
// A work of art lies ahead! (. = white layer, X = black layer, others are blank)
// The 2x2 white texels on the top left are the ones we'll use everywhere in Dear ImGui to render filled shapes.
// (This is used when io.MouseDrawCursor = true)
const int FONT_ATLAS_DEFAULT_TEX_DATA_W = 122; // Actual texture will be 2 times that + 1 spacing.
const int FONT_ATLAS_DEFAULT_TEX_DATA_H = 27;
static const char
FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[FONT_ATLAS_DEFAULT_TEX_DATA_W * FONT_ATLAS_DEFAULT_TEX_DATA_H + 1] = {
"..- -XXXXXXX- X - X -XXXXXXX - XXXXXXX- XX - "
"XX XX "
"..- -X.....X- X.X - X.X -X.....X - X.....X- X..X "
"-X..X X..X"
"--- -XXX.XXX- X...X - X...X -X....X - X....X- X..X "
"-X...X X...X"
"X - X.X - X.....X - X.....X -X...X - X...X- X..X - "
"X...X X...X "
"XX - X.X -X.......X- X.......X -X..X.X - X.X..X- X..X - "
" X...X...X "
"X.X - X.X -XXXX.XXXX- XXXX.XXXX -X.X X.X - X.X X.X- X..XXX - "
" X.....X "
"X..X - X.X - X.X - X.X -XX X.X - X.X XX- X..X..XXX - "
" X...X "
"X...X - X.X - X.X - XX X.X XX - X.X - X.X - X..X..X..XX - "
" X.X "
"X....X - X.X - X.X - X.X X.X X.X - X.X - X.X - X..X..X..X.X - "
" X...X "
"X.....X - X.X - X.X - X..X X.X X..X - X.X - X.X -XXX X..X..X..X..X- "
" X.....X "
"X......X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X XX-XX X.X -X..XX........X..X- "
" X...X...X "
"X.......X - X.X - X.X -X.....................X- X.X X.X-X.X X.X -X...X...........X- "
"X...X X...X "
"X........X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X..X-X..X.X - "
"X..............X-X...X X...X"
"X.........X -XXX.XXX- X.X - X..X X.X X..X - X...X-X...X - "
"X.............X-X..X X..X"
"X..........X-X.....X- X.X - X.X X.X X.X - X....X-X....X - X.............X- "
"XX XX "
"X......XXXXX-XXXXXXX- X.X - XX X.X XX - X.....X-X.....X - "
"X............X--------------"
"X...X..X --------- X.X - X.X - XXXXXXX-XXXXXXX - X...........X - "
" "
"X..X X..X - -XXXX.XXXX- XXXX.XXXX ------------------------------------- X..........X - "
" "
"X.X X..X - -X.......X- X.......X - XX XX - - X..........X - "
" "
"XX X..X - - X.....X - X.....X - X.X X.X - - X........X - "
" "
" X..X - - X...X - X...X - X..X X..X - - X........X - "
" "
" XX - - X.X - X.X - X...XXXXXXXXXXXXX...X - - XXXXXXXXXX - "
" "
"------------- - X - X -X.....................X- ------------------- "
" "
" ----------------------------------- X...XXXXXXXXXXXXX...X - "
" "
" - X..X X..X - "
" "
" - X.X X.X - "
" "
" - XX XX - "
" "};
static const ImVec2 FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[ImGuiMouseCursor_COUNT][3] = {
// Pos ........ Size ......... Offset ......
{ImVec2(0, 3), ImVec2(12, 19), ImVec2(0, 0)}, // ImGuiMouseCursor_Arrow
{ImVec2(13, 0), ImVec2(7, 16), ImVec2(1, 8)}, // ImGuiMouseCursor_TextInput
{ImVec2(31, 0), ImVec2(23, 23), ImVec2(11, 11)}, // ImGuiMouseCursor_ResizeAll
{ImVec2(21, 0), ImVec2(9, 23), ImVec2(4, 11)}, // ImGuiMouseCursor_ResizeNS
{ImVec2(55, 18), ImVec2(23, 9), ImVec2(11, 4)}, // ImGuiMouseCursor_ResizeEW
{ImVec2(73, 0), ImVec2(17, 17), ImVec2(8, 8)}, // ImGuiMouseCursor_ResizeNESW
{ImVec2(55, 0), ImVec2(17, 17), ImVec2(8, 8)}, // ImGuiMouseCursor_ResizeNWSE
{ImVec2(91, 0), ImVec2(17, 22), ImVec2(5, 0)}, // ImGuiMouseCursor_Hand
{ImVec2(0, 3), ImVec2(12, 19),
ImVec2(0, 0)}, // ImGuiMouseCursor_Wait // Arrow + custom code in ImGui::RenderMouseCursor()
{ImVec2(0, 3), ImVec2(12, 19),
ImVec2(0, 0)}, // ImGuiMouseCursor_Progress // Arrow + custom code in ImGui::RenderMouseCursor()
{ImVec2(109, 0), ImVec2(13, 15), ImVec2(6, 7)}, // ImGuiMouseCursor_NotAllowed
};
#define IM_FONTGLYPH_INDEX_UNUSED ((ImU16) - 1) // 0xFFFF
#define IM_FONTGLYPH_INDEX_NOT_FOUND ((ImU16) - 2) // 0xFFFE
ImFontAtlas::ImFontAtlas()
{
memset(this, 0, sizeof(*this));
TexDesiredFormat = ImTextureFormat_RGBA32;
TexGlyphPadding = 1;
TexMinWidth = 512;
TexMinHeight = 128;
TexMaxWidth = 8192;
TexMaxHeight = 8192;
RendererHasTextures = false; // Assumed false by default, as apps can call e.g Atlas::Build() after backend init and
// before ImGui can update.
TexNextUniqueID = 1;
FontNextUniqueID = 1;
Builder = NULL;
}
ImFontAtlas::~ImFontAtlas()
{
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
RendererHasTextures = false; // Full Clear() is supported, but ClearTexData() only isn't.
ClearFonts();
ClearTexData();
TexList.clear_delete();
TexData = NULL;
}
void ImFontAtlas::Clear()
{
bool backup_renderer_has_textures = RendererHasTextures;
RendererHasTextures = false; // Full Clear() is supported, but ClearTexData() only isn't.
ClearFonts();
ClearTexData();
RendererHasTextures = backup_renderer_has_textures;
}
void ImFontAtlas::CompactCache()
{
ImFontAtlasTextureCompact(this);
}
void ImFontAtlas::ClearInputData()
{
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
for (ImFont *font : Fonts)
ImFontAtlasFontDestroyOutput(this, font);
for (ImFontConfig &font_cfg : Sources)
ImFontAtlasFontDestroySourceData(this, &font_cfg);
for (ImFont *font : Fonts)
{
// When clearing this we lose access to the font name and other information used to build the font.
font->Sources.clear();
font->Flags |= ImFontFlags_NoLoadGlyphs;
}
Sources.clear();
}
// Clear CPU-side copy of the texture data.
void ImFontAtlas::ClearTexData()
{
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
IM_ASSERT(RendererHasTextures == false && "Not supported for dynamic atlases, but you may call Clear().");
for (ImTextureData *tex : TexList)
tex->DestroyPixels();
// Locked = true; // Hoped to be able to lock this down but some reload patterns may not be happy with it.
}
void ImFontAtlas::ClearFonts()
{
// FIXME-NEWATLAS: Illegal to remove currently bound font.
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
ImFontAtlasBuildDestroy(this);
ClearInputData();
Fonts.clear_delete();
TexIsBuilt = false;
for (ImDrawListSharedData *shared_data : DrawListSharedDatas)
{
shared_data->Font = NULL;
shared_data->FontScale = shared_data->FontSize = 0.0f;
}
}
static void ImFontAtlasBuildUpdateRendererHasTexturesFromContext(ImFontAtlas *atlas)
{
// [LEGACY] Copy back the ImGuiBackendFlags_RendererHasTextures flag from ImGui context.
// - This is the 1% exceptional case where that dependency if useful, to bypass an issue where otherwise at the
// time of an early call to Build(), it would be impossible for us to tell if the backend supports texture update.
// - Without this hack, we would have quite a pitfall as many legacy codebases have an early call to Build().
// Whereas conversely, the portion of people using ImDrawList without ImGui is expected to be pathologically rare.
for (ImDrawListSharedData *shared_data : atlas->DrawListSharedDatas)
if (ImGuiContext *imgui_ctx = shared_data->Context)
{
atlas->RendererHasTextures = (imgui_ctx->IO.BackendFlags & ImGuiBackendFlags_RendererHasTextures) != 0;
break;
}
}
// Called by NewFrame() for atlases owned by a context.
// If you manually manage font atlases, you'll need to call this yourself.
// - 'frame_count' needs to be provided because we can gc/prioritize baked fonts based on their age.
// - 'frame_count' may not match those of all imgui contexts using this atlas, as contexts may be updated as different
// frequencies. But generally you can use ImGui::GetFrameCount() on one of your context.
void ImFontAtlasUpdateNewFrame(ImFontAtlas *atlas, int frame_count, bool renderer_has_textures)
{
IM_ASSERT(atlas->Builder == NULL ||
atlas->Builder->FrameCount < frame_count); // Protection against being called twice.
atlas->RendererHasTextures = renderer_has_textures;
// Check that font atlas was built or backend support texture reload in which case we can build now
if (atlas->RendererHasTextures)
{
atlas->TexIsBuilt = true;
if (atlas->Builder == NULL) // This will only happen if fonts were not already loaded.
ImFontAtlasBuildMain(atlas);
}
else // Legacy backend
{
IM_ASSERT_USER_ERROR(
atlas->TexIsBuilt,
"Backend does not support ImGuiBackendFlags_RendererHasTextures, and font atlas is not built! Update "
"backend OR make sure you called ImGui_ImplXXXX_NewFrame() function for renderer backend, which should "
"call io.Fonts->GetTexDataAsRGBA32() / GetTexDataAsAlpha8().");
}
if (atlas->TexIsBuilt && atlas->Builder->PreloadedAllGlyphsRanges)
IM_ASSERT_USER_ERROR(atlas->RendererHasTextures == false,
"Called ImFontAtlas::Build() before ImGuiBackendFlags_RendererHasTextures got set! With "
"new backends: you don't need to call Build().");
// Clear BakedCurrent cache, this is important because it ensure the uncached path gets taken once.
// We also rely on ImFontBaked* pointers never crossing frames.
ImFontAtlasBuilder *builder = atlas->Builder;
builder->FrameCount = frame_count;
for (ImFont *font : atlas->Fonts)
font->LastBaked = NULL;
// Garbage collect BakedPool
if (builder->BakedDiscardedCount > 0)
{
int dst_n = 0, src_n = 0;
for (; src_n < builder->BakedPool.Size; src_n++)
{
ImFontBaked *p_src = &builder->BakedPool[src_n];
if (p_src->WantDestroy)
continue;
ImFontBaked *p_dst = &builder->BakedPool[dst_n++];
if (p_dst == p_src)
continue;
memcpy(p_dst, p_src, sizeof(ImFontBaked));
builder->BakedMap.SetVoidPtr(p_dst->BakedId, p_dst);
}
IM_ASSERT(dst_n + builder->BakedDiscardedCount == src_n);
builder->BakedPool.Size -= builder->BakedDiscardedCount;
builder->BakedDiscardedCount = 0;
}
// Update texture status
for (int tex_n = 0; tex_n < atlas->TexList.Size; tex_n++)
{
ImTextureData *tex = atlas->TexList[tex_n];
bool remove_from_list = false;
if (tex->Status == ImTextureStatus_OK)
{
tex->Updates.resize(0);
tex->UpdateRect.x = tex->UpdateRect.y = (unsigned short)~0;
tex->UpdateRect.w = tex->UpdateRect.h = 0;
}
if (tex->Status == ImTextureStatus_WantCreate && atlas->RendererHasTextures)
IM_ASSERT(tex->TexID == ImTextureID_Invalid && tex->BackendUserData == NULL &&
"Backend set texture's TexID/BackendUserData but did not update Status to OK.");
if (tex->Status == ImTextureStatus_Destroyed)
{
IM_ASSERT(tex->TexID == ImTextureID_Invalid && tex->BackendUserData == NULL &&
"Backend set texture Status to Destroyed but did not clear TexID/BackendUserData!");
if (tex->WantDestroyNextFrame)
remove_from_list = true; // Destroy was scheduled by us
else
tex->Status = ImTextureStatus_WantCreate; // Destroy was done was backend (e.g. freed resources mid-run)
}
else if (tex->WantDestroyNextFrame && tex->Status != ImTextureStatus_WantDestroy)
{
// Request destroy. Keep bool as it allows us to keep track of things.
// We don't destroy pixels right away, as backend may have an in-flight copy from RAM.
IM_ASSERT(tex->Status == ImTextureStatus_OK || tex->Status == ImTextureStatus_WantCreate ||
tex->Status == ImTextureStatus_WantUpdates);
tex->Status = ImTextureStatus_WantDestroy;
}
// The backend may need defer destroying by a few frames, to handle texture used by previous in-flight
// rendering. We allow the texture staying in _WantDestroy state and increment a counter which the backend can
// use to take its decision.
if (tex->Status == ImTextureStatus_WantDestroy)
tex->UnusedFrames++;
// If a texture has never reached the backend, they don't need to know about it.
if (tex->Status == ImTextureStatus_WantDestroy && tex->TexID == ImTextureID_Invalid &&
tex->BackendUserData == NULL)
remove_from_list = true;
// Destroy and remove
if (remove_from_list)
{
tex->DestroyPixels();
IM_DELETE(tex);
atlas->TexList.erase(atlas->TexList.begin() + tex_n);
tex_n--;
}
}
}
void ImFontAtlasTextureBlockConvert(const unsigned char *src_pixels, ImTextureFormat src_fmt, int src_pitch,
unsigned char *dst_pixels, ImTextureFormat dst_fmt, int dst_pitch, int w, int h)
{
IM_ASSERT(src_pixels != NULL && dst_pixels != NULL);
if (src_fmt == dst_fmt)
{
int line_sz = w * ImTextureDataGetFormatBytesPerPixel(src_fmt);
for (int ny = h; ny > 0; ny--, src_pixels += src_pitch, dst_pixels += dst_pitch)
memcpy(dst_pixels, src_pixels, line_sz);
}
else if (src_fmt == ImTextureFormat_Alpha8 && dst_fmt == ImTextureFormat_RGBA32)
{
for (int ny = h; ny > 0; ny--, src_pixels += src_pitch, dst_pixels += dst_pitch)
{
const ImU8 *src_p = (const ImU8 *)src_pixels;
ImU32 *dst_p = (ImU32 *)(void *)dst_pixels;
for (int nx = w; nx > 0; nx--)
*dst_p++ = IM_COL32(255, 255, 255, (unsigned int)(*src_p++));
}
}
else if (src_fmt == ImTextureFormat_RGBA32 && dst_fmt == ImTextureFormat_Alpha8)
{
for (int ny = h; ny > 0; ny--, src_pixels += src_pitch, dst_pixels += dst_pitch)
{
const ImU32 *src_p = (const ImU32 *)(void *)src_pixels;
ImU8 *dst_p = (ImU8 *)dst_pixels;
for (int nx = w; nx > 0; nx--)
*dst_p++ = ((*src_p++) >> IM_COL32_A_SHIFT) & 0xFF;
}
}
else
{
IM_ASSERT(0);
}
}
// Source buffer may be written to (used for in-place mods).
// Post-process hooks may eventually be added here.
void ImFontAtlasTextureBlockPostProcess(ImFontAtlasPostProcessData *data)
{
// Multiply operator (legacy)
if (data->FontSrc->RasterizerMultiply != 1.0f)
ImFontAtlasTextureBlockPostProcessMultiply(data, data->FontSrc->RasterizerMultiply);
}
void ImFontAtlasTextureBlockPostProcessMultiply(ImFontAtlasPostProcessData *data, float multiply_factor)
{
unsigned char *pixels = data->Pixels;
int pitch = data->Pitch;
if (data->Format == ImTextureFormat_Alpha8)
{
for (int ny = data->Height; ny > 0; ny--, pixels += pitch)
{
ImU8 *p = (ImU8 *)pixels;
for (int nx = data->Width; nx > 0; nx--, p++)
{
unsigned int v = ImMin((unsigned int)(*p * multiply_factor), (unsigned int)255);
*p = (unsigned char)v;
}
}
}
else if (data->Format == ImTextureFormat_RGBA32) //-V547
{
for (int ny = data->Height; ny > 0; ny--, pixels += pitch)
{
ImU32 *p = (ImU32 *)(void *)pixels;
for (int nx = data->Width; nx > 0; nx--, p++)
{
unsigned int a =
ImMin((unsigned int)(((*p >> IM_COL32_A_SHIFT) & 0xFF) * multiply_factor), (unsigned int)255);
*p = IM_COL32((*p >> IM_COL32_R_SHIFT) & 0xFF, (*p >> IM_COL32_G_SHIFT) & 0xFF,
(*p >> IM_COL32_B_SHIFT) & 0xFF, a);
}
}
}
else
{
IM_ASSERT(0);
}
}
// Fill with single color. We don't use this directly but it is convenient for anyone working on uploading custom rects.
void ImFontAtlasTextureBlockFill(ImTextureData *dst_tex, int dst_x, int dst_y, int w, int h, ImU32 col)
{
if (dst_tex->Format == ImTextureFormat_Alpha8)
{
ImU8 col_a = (col >> IM_COL32_A_SHIFT) & 0xFF;
for (int y = 0; y < h; y++)
memset((ImU8 *)dst_tex->GetPixelsAt(dst_x, dst_y + y), col_a, w);
}
else
{
for (int y = 0; y < h; y++)
{
ImU32 *p = (ImU32 *)(void *)dst_tex->GetPixelsAt(dst_x, dst_y + y);
for (int x = w; x > 0; x--, p++)
*p = col;
}
}
}
// Copy block from one texture to another
void ImFontAtlasTextureBlockCopy(ImTextureData *src_tex, int src_x, int src_y, ImTextureData *dst_tex, int dst_x,
int dst_y, int w, int h)
{
IM_ASSERT(src_tex->Pixels != NULL && dst_tex->Pixels != NULL);
IM_ASSERT(src_tex->Format == dst_tex->Format);
IM_ASSERT(src_x >= 0 && src_x + w <= src_tex->Width);
IM_ASSERT(src_y >= 0 && src_y + h <= src_tex->Height);
IM_ASSERT(dst_x >= 0 && dst_x + w <= dst_tex->Width);
IM_ASSERT(dst_y >= 0 && dst_y + h <= dst_tex->Height);
for (int y = 0; y < h; y++)
memcpy(dst_tex->GetPixelsAt(dst_x, dst_y + y), src_tex->GetPixelsAt(src_x, src_y + y),
w * dst_tex->BytesPerPixel);
}
// Queue texture block update for renderer backend
void ImFontAtlasTextureBlockQueueUpload(ImFontAtlas *atlas, ImTextureData *tex, int x, int y, int w, int h)
{
IM_ASSERT(tex->Status != ImTextureStatus_WantDestroy && tex->Status != ImTextureStatus_Destroyed);
IM_ASSERT(x >= 0 && x <= 0xFFFF && y >= 0 && y <= 0xFFFF && w >= 0 && x + w <= 0x10000 && h >= 0 &&
y + h <= 0x10000);
IM_UNUSED(atlas);
ImTextureRect req = {(unsigned short)x, (unsigned short)y, (unsigned short)w, (unsigned short)h};
int new_x1 = ImMax(tex->UpdateRect.w == 0 ? 0 : tex->UpdateRect.x + tex->UpdateRect.w, req.x + req.w);
int new_y1 = ImMax(tex->UpdateRect.h == 0 ? 0 : tex->UpdateRect.y + tex->UpdateRect.h, req.y + req.h);
tex->UpdateRect.x = ImMin(tex->UpdateRect.x, req.x);
tex->UpdateRect.y = ImMin(tex->UpdateRect.y, req.y);
tex->UpdateRect.w = (unsigned short)(new_x1 - tex->UpdateRect.x);
tex->UpdateRect.h = (unsigned short)(new_y1 - tex->UpdateRect.y);
tex->UsedRect.x = ImMin(tex->UsedRect.x, req.x);
tex->UsedRect.y = ImMin(tex->UsedRect.y, req.y);
tex->UsedRect.w = (unsigned short)(ImMax(tex->UsedRect.x + tex->UsedRect.w, req.x + req.w) - tex->UsedRect.x);
tex->UsedRect.h = (unsigned short)(ImMax(tex->UsedRect.y + tex->UsedRect.h, req.y + req.h) - tex->UsedRect.y);
atlas->TexIsBuilt = false;
// No need to queue if status is _WantCreate
if (tex->Status == ImTextureStatus_OK || tex->Status == ImTextureStatus_WantUpdates)
{
tex->Status = ImTextureStatus_WantUpdates;
tex->Updates.push_back(req);
}
}
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
static void GetTexDataAsFormat(ImFontAtlas *atlas, ImTextureFormat format, unsigned char **out_pixels, int *out_width,
int *out_height, int *out_bytes_per_pixel)
{
ImTextureData *tex = atlas->TexData;
if (!atlas->TexIsBuilt || tex == NULL || tex->Pixels == NULL || atlas->TexDesiredFormat != format)
{
atlas->TexDesiredFormat = format;
atlas->Build();
tex = atlas->TexData;
}
if (out_pixels)
{
*out_pixels = (unsigned char *)tex->Pixels;
};
if (out_width)
{
*out_width = tex->Width;
};
if (out_height)
{
*out_height = tex->Height;
};
if (out_bytes_per_pixel)
{
*out_bytes_per_pixel = tex->BytesPerPixel;
}
}
void ImFontAtlas::GetTexDataAsAlpha8(unsigned char **out_pixels, int *out_width, int *out_height,
int *out_bytes_per_pixel)
{
GetTexDataAsFormat(this, ImTextureFormat_Alpha8, out_pixels, out_width, out_height, out_bytes_per_pixel);
}
void ImFontAtlas::GetTexDataAsRGBA32(unsigned char **out_pixels, int *out_width, int *out_height,
int *out_bytes_per_pixel)
{
GetTexDataAsFormat(this, ImTextureFormat_RGBA32, out_pixels, out_width, out_height, out_bytes_per_pixel);
}
bool ImFontAtlas::Build()
{
ImFontAtlasBuildMain(this);
return true;
}
#endif // #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
ImFont *ImFontAtlas::AddFont(const ImFontConfig *font_cfg_in)
{
// Sanity Checks
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
IM_ASSERT((font_cfg_in->FontData != NULL && font_cfg_in->FontDataSize > 0) || (font_cfg_in->FontLoader != NULL));
// IM_ASSERT(font_cfg_in->SizePixels > 0.0f && "Is ImFontConfig struct correctly initialized?");
IM_ASSERT(font_cfg_in->RasterizerDensity > 0.0f && "Is ImFontConfig struct correctly initialized?");
if (font_cfg_in->GlyphOffset.x != 0.0f || font_cfg_in->GlyphOffset.y != 0.0f ||
font_cfg_in->GlyphMinAdvanceX != 0.0f || font_cfg_in->GlyphMaxAdvanceX != FLT_MAX)
IM_ASSERT(font_cfg_in->SizePixels != 0.0f &&
"Specifying glyph offset/advances requires a reference size to base it on.");
// Lazily create builder on the first call to AddFont
if (Builder == NULL)
ImFontAtlasBuildInit(this);
// Create new font
ImFont *font;
if (!font_cfg_in->MergeMode)
{
font = IM_NEW(ImFont)();
font->FontId = FontNextUniqueID++;
font->Flags = font_cfg_in->Flags;
font->LegacySize = font_cfg_in->SizePixels;
font->CurrentRasterizerDensity = font_cfg_in->RasterizerDensity;
Fonts.push_back(font);
}
else
{
IM_ASSERT(Fonts.Size > 0 &&
"Cannot use MergeMode for the first font"); // When using MergeMode make sure that a font has already
// been added before. You can use
// ImGui::GetIO().Fonts->AddFontDefault() to add the
// default imgui font.
font = Fonts.back();
}
// Add to list
Sources.push_back(*font_cfg_in);
ImFontConfig *font_cfg = &Sources.back();
if (font_cfg->DstFont == NULL)
font_cfg->DstFont = font;
font->Sources.push_back(font_cfg);
ImFontAtlasBuildUpdatePointers(
this); // Pointers to Sources are otherwise dangling after we called Sources.push_back().
if (font_cfg->FontDataOwnedByAtlas == false)
{
font_cfg->FontDataOwnedByAtlas = true;
font_cfg->FontData = ImMemdup(font_cfg->FontData, (size_t)font_cfg->FontDataSize);
}
// Sanity check
// We don't round cfg.SizePixels yet as relative size of merged fonts are used afterwards.
if (font_cfg->GlyphExcludeRanges != NULL)
{
int size = 0;
for (const ImWchar *p = font_cfg->GlyphExcludeRanges; p[0] != 0; p++, size++)
{
}
IM_ASSERT((size & 1) == 0 && "GlyphExcludeRanges[] size must be multiple of two!");
IM_ASSERT((size <= 64) && "GlyphExcludeRanges[] size must be small!");
font_cfg->GlyphExcludeRanges =
(ImWchar *)ImMemdup(font_cfg->GlyphExcludeRanges, sizeof(font_cfg->GlyphExcludeRanges[0]) * (size + 1));
}
if (font_cfg->FontLoader != NULL)
{
IM_ASSERT(font_cfg->FontLoader->FontBakedLoadGlyph != NULL);
IM_ASSERT(font_cfg->FontLoader->LoaderInit == NULL &&
font_cfg->FontLoader->LoaderShutdown == NULL); // FIXME-NEWATLAS: Unsupported yet.
}
IM_ASSERT(font_cfg->FontLoaderData == NULL);
if (!ImFontAtlasFontSourceInit(this, font_cfg))
{
// Rollback (this is a fragile/rarely exercised code-path. TestSuite's "misc_atlas_add_invalid_font" aim to test
// this)
ImFontAtlasFontDestroySourceData(this, font_cfg);
Sources.pop_back();
font->Sources.pop_back();
if (!font_cfg->MergeMode)
{
IM_DELETE(font);
Fonts.pop_back();
}
return NULL;
}
ImFontAtlasFontSourceAddToFont(this, font, font_cfg);
return font;
}
// Default font TTF is compressed with stb_compress then base85 encoded (see misc/fonts/binary_to_compressed_c.cpp for
// encoder)
static unsigned int stb_decompress_length(const unsigned char *input);
static unsigned int stb_decompress(unsigned char *output, const unsigned char *input, unsigned int length);
static unsigned int Decode85Byte(char c)
{
return c >= '\\' ? c - 36 : c - 35;
}
static void Decode85(const unsigned char *src, unsigned char *dst)
{
while (*src)
{
unsigned int tmp = Decode85Byte(src[0]) +
85 * (Decode85Byte(src[1]) +
85 * (Decode85Byte(src[2]) + 85 * (Decode85Byte(src[3]) + 85 * Decode85Byte(src[4]))));
dst[0] = ((tmp >> 0) & 0xFF);
dst[1] = ((tmp >> 8) & 0xFF);
dst[2] = ((tmp >> 16) & 0xFF);
dst[3] = ((tmp >> 24) & 0xFF); // We can't assume little-endianness.
src += 5;
dst += 4;
}
}
#ifndef IMGUI_DISABLE_DEFAULT_FONT
static const char *GetDefaultCompressedFontDataTTF(int *out_size);
#endif
// Load embedded ProggyClean.ttf at size 13, disable oversampling
ImFont *ImFontAtlas::AddFontDefault(const ImFontConfig *font_cfg_template)
{
#ifndef IMGUI_DISABLE_DEFAULT_FONT
ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig();
if (!font_cfg_template)
{
font_cfg.OversampleH = font_cfg.OversampleV = 1;
font_cfg.PixelSnapH = true;
}
if (font_cfg.SizePixels <= 0.0f)
font_cfg.SizePixels = 13.0f * 1.0f;
if (font_cfg.Name[0] == '\0')
ImFormatString(font_cfg.Name, IM_ARRAYSIZE(font_cfg.Name), "ProggyClean.ttf");
font_cfg.EllipsisChar = (ImWchar)0x0085;
font_cfg.GlyphOffset.y = 1.0f * IM_TRUNC(font_cfg.SizePixels / 13.0f); // Add +1 offset per 13 units
int ttf_compressed_size = 0;
const char *ttf_compressed = GetDefaultCompressedFontDataTTF(&ttf_compressed_size);
const ImWchar *glyph_ranges = font_cfg.GlyphRanges != NULL ? font_cfg.GlyphRanges : GetGlyphRangesDefault();
ImFont *font = AddFontFromMemoryCompressedTTF(ttf_compressed, ttf_compressed_size, font_cfg.SizePixels, &font_cfg,
glyph_ranges);
return font;
#else
IM_ASSERT(0 && "AddFontDefault() disabled in this build.");
IM_UNUSED(font_cfg_template);
return NULL;
#endif // #ifndef IMGUI_DISABLE_DEFAULT_FONT
}
ImFont *ImFontAtlas::AddFontFromFileTTF(const char *filename, float size_pixels, const ImFontConfig *font_cfg_template,
const ImWchar *glyph_ranges)
{
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
size_t data_size = 0;
void *data = ImFileLoadToMemory(filename, "rb", &data_size, 0);
if (!data)
{
if (font_cfg_template == NULL || (font_cfg_template->Flags & ImFontFlags_NoLoadError) == 0)
{
IMGUI_DEBUG_LOG("While loading '%s'\n", filename);
IM_ASSERT_USER_ERROR(0, "Could not load font file!");
}
return NULL;
}
ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig();
if (font_cfg.Name[0] == '\0')
{
// Store a short copy of filename into into the font name for convenience
const char *p;
for (p = filename + ImStrlen(filename); p > filename && p[-1] != '/' && p[-1] != '\\'; p--)
{
}
ImFormatString(font_cfg.Name, IM_ARRAYSIZE(font_cfg.Name), "%s", p);
}
return AddFontFromMemoryTTF(data, (int)data_size, size_pixels, &font_cfg, glyph_ranges);
}
// NB: Transfer ownership of 'ttf_data' to ImFontAtlas, unless font_cfg_template->FontDataOwnedByAtlas == false. Owned
// TTF buffer will be deleted after Build().
ImFont *ImFontAtlas::AddFontFromMemoryTTF(void *font_data, int font_data_size, float size_pixels,
const ImFontConfig *font_cfg_template, const ImWchar *glyph_ranges)
{
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig();
IM_ASSERT(font_cfg.FontData == NULL);
IM_ASSERT(font_data_size > 100 &&
"Incorrect value for font_data_size!"); // Heuristic to prevent accidentally passing a wrong value to
// font_data_size.
font_cfg.FontData = font_data;
font_cfg.FontDataSize = font_data_size;
font_cfg.SizePixels = size_pixels > 0.0f ? size_pixels : font_cfg.SizePixels;
if (glyph_ranges)
font_cfg.GlyphRanges = glyph_ranges;
return AddFont(&font_cfg);
}
ImFont *ImFontAtlas::AddFontFromMemoryCompressedTTF(const void *compressed_ttf_data, int compressed_ttf_size,
float size_pixels, const ImFontConfig *font_cfg_template,
const ImWchar *glyph_ranges)
{
const unsigned int buf_decompressed_size = stb_decompress_length((const unsigned char *)compressed_ttf_data);
unsigned char *buf_decompressed_data = (unsigned char *)IM_ALLOC(buf_decompressed_size);
stb_decompress(buf_decompressed_data, (const unsigned char *)compressed_ttf_data,
(unsigned int)compressed_ttf_size);
ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig();
IM_ASSERT(font_cfg.FontData == NULL);
font_cfg.FontDataOwnedByAtlas = true;
return AddFontFromMemoryTTF(buf_decompressed_data, (int)buf_decompressed_size, size_pixels, &font_cfg,
glyph_ranges);
}
ImFont *ImFontAtlas::AddFontFromMemoryCompressedBase85TTF(const char *compressed_ttf_data_base85, float size_pixels,
const ImFontConfig *font_cfg, const ImWchar *glyph_ranges)
{
int compressed_ttf_size = (((int)ImStrlen(compressed_ttf_data_base85) + 4) / 5) * 4;
void *compressed_ttf = IM_ALLOC((size_t)compressed_ttf_size);
Decode85((const unsigned char *)compressed_ttf_data_base85, (unsigned char *)compressed_ttf);
ImFont *font =
AddFontFromMemoryCompressedTTF(compressed_ttf, compressed_ttf_size, size_pixels, font_cfg, glyph_ranges);
IM_FREE(compressed_ttf);
return font;
}
// On font removal we need to remove references (otherwise we could queue removal?)
// We allow old_font == new_font which forces updating all values (e.g. sizes)
static void ImFontAtlasBuildNotifySetFont(ImFontAtlas *atlas, ImFont *old_font, ImFont *new_font)
{
for (ImDrawListSharedData *shared_data : atlas->DrawListSharedDatas)
{
if (shared_data->Font == old_font)
shared_data->Font = new_font;
if (ImGuiContext *ctx = shared_data->Context)
{
if (ctx->IO.FontDefault == old_font)
ctx->IO.FontDefault = new_font;
if (ctx->Font == old_font)
{
ImGuiContext *curr_ctx = ImGui::GetCurrentContext();
bool need_bind_ctx = ctx != curr_ctx;
if (need_bind_ctx)
ImGui::SetCurrentContext(ctx);
ImGui::SetCurrentFont(new_font, ctx->FontSizeBase, ctx->FontSize);
if (need_bind_ctx)
ImGui::SetCurrentContext(curr_ctx);
}
for (ImFontStackData &font_stack_data : ctx->FontStack)
if (font_stack_data.Font == old_font)
font_stack_data.Font = new_font;
}
}
}
void ImFontAtlas::RemoveFont(ImFont *font)
{
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
font->ClearOutputData();
ImFontAtlasFontDestroyOutput(this, font);
for (ImFontConfig *src : font->Sources)
ImFontAtlasFontDestroySourceData(this, src);
for (int src_n = 0; src_n < Sources.Size; src_n++)
if (Sources[src_n].DstFont == font)
Sources.erase(&Sources[src_n--]);
bool removed = Fonts.find_erase(font);
IM_ASSERT(removed);
IM_UNUSED(removed);
ImFontAtlasBuildUpdatePointers(this);
font->ContainerAtlas = NULL;
IM_DELETE(font);
// Notify external systems
ImFont *new_current_font = Fonts.empty() ? NULL : Fonts[0];
ImFontAtlasBuildNotifySetFont(this, font, new_current_font);
}
// At it is common to do an AddCustomRect() followed by a GetCustomRect(), we provide an optional 'ImFontAtlasRect*
// out_r = NULL' argument to retrieve the info straight away.
ImFontAtlasRectId ImFontAtlas::AddCustomRect(int width, int height, ImFontAtlasRect *out_r)
{
IM_ASSERT(width > 0 && width <= 0xFFFF);
IM_ASSERT(height > 0 && height <= 0xFFFF);
if (Builder == NULL)
ImFontAtlasBuildInit(this);
ImFontAtlasRectId r_id = ImFontAtlasPackAddRect(this, width, height);
if (r_id == ImFontAtlasRectId_Invalid)
return ImFontAtlasRectId_Invalid;
if (out_r != NULL)
GetCustomRect(r_id, out_r);
if (RendererHasTextures)
{
ImTextureRect *r = ImFontAtlasPackGetRect(this, r_id);
ImFontAtlasTextureBlockQueueUpload(this, TexData, r->x, r->y, r->w, r->h);
}
return r_id;
}
void ImFontAtlas::RemoveCustomRect(ImFontAtlasRectId id)
{
if (ImFontAtlasPackGetRectSafe(this, id) == NULL)
return;
ImFontAtlasPackDiscardRect(this, id);
}
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
// This API does not make sense anymore with scalable fonts.
// - Prefer adding a font source (ImFontConfig) using a custom/procedural loader.
// - You may use ImFontFlags_LockBakedSizes to limit an existing font to known baked sizes:
// ImFont* myfont = io.Fonts->AddFontFromFileTTF(....);
// myfont->GetFontBaked(16.0f);
// myfont->Flags |= ImFontFlags_LockBakedSizes;
ImFontAtlasRectId ImFontAtlas::AddCustomRectFontGlyph(ImFont *font, ImWchar codepoint, int width, int height,
float advance_x, const ImVec2 &offset)
{
float font_size = font->LegacySize;
return AddCustomRectFontGlyphForSize(font, font_size, codepoint, width, height, advance_x, offset);
}
// FIXME: we automatically set glyph.Colored=true by default.
// If you need to alter this, you can write 'font->Glyphs.back()->Colored' after calling AddCustomRectFontGlyph().
ImFontAtlasRectId ImFontAtlas::AddCustomRectFontGlyphForSize(ImFont *font, float font_size, ImWchar codepoint,
int width, int height, float advance_x,
const ImVec2 &offset)
{
#ifdef IMGUI_USE_WCHAR32
IM_ASSERT(codepoint <= IM_UNICODE_CODEPOINT_MAX);
#endif
IM_ASSERT(font != NULL);
IM_ASSERT(width > 0 && width <= 0xFFFF);
IM_ASSERT(height > 0 && height <= 0xFFFF);
ImFontBaked *baked = font->GetFontBaked(font_size);
ImFontAtlasRectId r_id = ImFontAtlasPackAddRect(this, width, height);
if (r_id == ImFontAtlasRectId_Invalid)
return ImFontAtlasRectId_Invalid;
ImTextureRect *r = ImFontAtlasPackGetRect(this, r_id);
if (RendererHasTextures)
ImFontAtlasTextureBlockQueueUpload(this, TexData, r->x, r->y, r->w, r->h);
if (baked->IsGlyphLoaded(codepoint))
ImFontAtlasBakedDiscardFontGlyph(this, font, baked, baked->FindGlyph(codepoint));
ImFontGlyph glyph;
glyph.Codepoint = codepoint;
glyph.AdvanceX = advance_x;
glyph.X0 = offset.x;
glyph.Y0 = offset.y;
glyph.X1 = offset.x + r->w;
glyph.Y1 = offset.y + r->h;
glyph.Visible = true;
glyph.Colored = true; // FIXME: Arbitrary
glyph.PackId = r_id;
ImFontAtlasBakedAddFontGlyph(this, baked, font->Sources[0], &glyph);
return r_id;
}
#endif // #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
bool ImFontAtlas::GetCustomRect(ImFontAtlasRectId id, ImFontAtlasRect *out_r) const
{
ImTextureRect *r = ImFontAtlasPackGetRectSafe((ImFontAtlas *)this, id);
if (r == NULL)
return false;
IM_ASSERT(TexData->Width > 0 &&
TexData->Height > 0); // Font atlas needs to be built before we can calculate UV coordinates
if (out_r == NULL)
return true;
out_r->x = r->x;
out_r->y = r->y;
out_r->w = r->w;
out_r->h = r->h;
out_r->uv0 = ImVec2((float)(r->x), (float)(r->y)) * TexUvScale;
out_r->uv1 = ImVec2((float)(r->x + r->w), (float)(r->y + r->h)) * TexUvScale;
return true;
}
bool ImFontAtlasGetMouseCursorTexData(ImFontAtlas *atlas, ImGuiMouseCursor cursor_type, ImVec2 *out_offset,
ImVec2 *out_size, ImVec2 out_uv_border[2], ImVec2 out_uv_fill[2])
{
if (cursor_type <= ImGuiMouseCursor_None || cursor_type >= ImGuiMouseCursor_COUNT)
return false;
if (atlas->Flags & ImFontAtlasFlags_NoMouseCursors)
return false;
ImTextureRect *r = ImFontAtlasPackGetRect(atlas, atlas->Builder->PackIdMouseCursors);
ImVec2 pos = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][0] + ImVec2((float)r->x, (float)r->y);
ImVec2 size = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][1];
*out_size = size;
*out_offset = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][2];
out_uv_border[0] = (pos)*atlas->TexUvScale;
out_uv_border[1] = (pos + size) * atlas->TexUvScale;
pos.x += FONT_ATLAS_DEFAULT_TEX_DATA_W + 1;
out_uv_fill[0] = (pos)*atlas->TexUvScale;
out_uv_fill[1] = (pos + size) * atlas->TexUvScale;
return true;
}
// When atlas->RendererHasTextures = true, this is only called if no font were loaded.
void ImFontAtlasBuildMain(ImFontAtlas *atlas)
{
IM_ASSERT(!atlas->Locked && "Cannot modify a locked ImFontAtlas!");
if (atlas->TexData && atlas->TexData->Format != atlas->TexDesiredFormat)
{
ImVec2i new_tex_size = ImFontAtlasTextureGetSizeEstimate(atlas);
ImFontAtlasBuildDestroy(atlas);
ImFontAtlasTextureAdd(atlas, new_tex_size.x, new_tex_size.y);
}
if (atlas->Builder == NULL)
ImFontAtlasBuildInit(atlas);
// Default font is none are specified
if (atlas->Sources.Size == 0)
atlas->AddFontDefault();
// [LEGACY] For backends not supporting RendererHasTextures: preload all glyphs
ImFontAtlasBuildUpdateRendererHasTexturesFromContext(atlas);
if (atlas->RendererHasTextures == false) // ~ImGuiBackendFlags_RendererHasTextures
ImFontAtlasBuildLegacyPreloadAllGlyphRanges(atlas);
atlas->TexIsBuilt = true;
}
void ImFontAtlasBuildGetOversampleFactors(ImFontConfig *src, ImFontBaked *baked, int *out_oversample_h,
int *out_oversample_v)
{
// Automatically disable horizontal oversampling over size 36
const float raster_size = baked->Size * baked->RasterizerDensity * src->RasterizerDensity;
*out_oversample_h = (src->OversampleH != 0) ? src->OversampleH : (raster_size > 36.0f || src->PixelSnapH) ? 1 : 2;
*out_oversample_v = (src->OversampleV != 0) ? src->OversampleV : 1;
}
// Setup main font loader for the atlas
// Every font source (ImFontConfig) will use this unless ImFontConfig::FontLoader specify a custom loader.
void ImFontAtlasBuildSetupFontLoader(ImFontAtlas *atlas, const ImFontLoader *font_loader)
{
if (atlas->FontLoader == font_loader)
return;
IM_ASSERT(!atlas->Locked && "Cannot modify a locked ImFontAtlas!");
for (ImFont *font : atlas->Fonts)
ImFontAtlasFontDestroyOutput(atlas, font);
if (atlas->Builder && atlas->FontLoader && atlas->FontLoader->LoaderShutdown)
atlas->FontLoader->LoaderShutdown(atlas);
atlas->FontLoader = font_loader;
atlas->FontLoaderName = font_loader ? font_loader->Name : "NULL";
IM_ASSERT(atlas->FontLoaderData == NULL);
if (atlas->Builder && atlas->FontLoader && atlas->FontLoader->LoaderInit)
atlas->FontLoader->LoaderInit(atlas);
for (ImFont *font : atlas->Fonts)
ImFontAtlasFontInitOutput(atlas, font);
}
// Preload all glyph ranges for legacy backends.
// This may lead to multiple texture creation which might be a little slower than before.
void ImFontAtlasBuildLegacyPreloadAllGlyphRanges(ImFontAtlas *atlas)
{
atlas->Builder->PreloadedAllGlyphsRanges = true;
for (ImFont *font : atlas->Fonts)
{
ImFontBaked *baked = font->GetFontBaked(font->LegacySize);
if (font->FallbackChar != 0)
baked->FindGlyph(font->FallbackChar);
if (font->EllipsisChar != 0)
baked->FindGlyph(font->EllipsisChar);
for (ImFontConfig *src : font->Sources)
{
const ImWchar *ranges = src->GlyphRanges ? src->GlyphRanges : atlas->GetGlyphRangesDefault();
for (; ranges[0]; ranges += 2)
for (unsigned int c = ranges[0]; c <= ranges[1] && c <= IM_UNICODE_CODEPOINT_MAX; c++) //-V560
baked->FindGlyph((ImWchar)c);
}
}
}
// FIXME: May make ImFont::Sources a ImSpan<> and move ownership to ImFontAtlas
void ImFontAtlasBuildUpdatePointers(ImFontAtlas *atlas)
{
for (ImFont *font : atlas->Fonts)
font->Sources.resize(0);
for (ImFontConfig &src : atlas->Sources)
src.DstFont->Sources.push_back(&src);
}
// Render a white-colored bitmap encoded in a string
void ImFontAtlasBuildRenderBitmapFromString(ImFontAtlas *atlas, int x, int y, int w, int h, const char *in_str,
char in_marker_char)
{
ImTextureData *tex = atlas->TexData;
IM_ASSERT(x >= 0 && x + w <= tex->Width);
IM_ASSERT(y >= 0 && y + h <= tex->Height);
switch (tex->Format)
{
case ImTextureFormat_Alpha8: {
ImU8 *out_p = tex->GetPixelsAt(x, y);
for (int off_y = 0; off_y < h; off_y++, out_p += tex->Width, in_str += w)
for (int off_x = 0; off_x < w; off_x++)
out_p[off_x] = (in_str[off_x] == in_marker_char) ? 0xFF : 0x00;
break;
}
case ImTextureFormat_RGBA32: {
ImU32 *out_p = (ImU32 *)(void *)tex->GetPixelsAt(x, y);
for (int off_y = 0; off_y < h; off_y++, out_p += tex->Width, in_str += w)
for (int off_x = 0; off_x < w; off_x++)
out_p[off_x] = (in_str[off_x] == in_marker_char) ? IM_COL32_WHITE : IM_COL32_BLACK_TRANS;
break;
}
}
}
static void ImFontAtlasBuildUpdateBasicTexData(ImFontAtlas *atlas)
{
// Pack and store identifier so we can refresh UV coordinates on texture resize.
// FIXME-NEWATLAS: User/custom rects where user code wants to store UV coordinates will need to do the same thing.
ImFontAtlasBuilder *builder = atlas->Builder;
ImVec2i pack_size = (atlas->Flags & ImFontAtlasFlags_NoMouseCursors)
? ImVec2i(2, 2)
: ImVec2i(FONT_ATLAS_DEFAULT_TEX_DATA_W * 2 + 1, FONT_ATLAS_DEFAULT_TEX_DATA_H);
ImFontAtlasRect r;
bool add_and_draw = (atlas->GetCustomRect(builder->PackIdMouseCursors, &r) == false);
if (add_and_draw)
{
builder->PackIdMouseCursors = atlas->AddCustomRect(pack_size.x, pack_size.y, &r);
IM_ASSERT(builder->PackIdMouseCursors != ImFontAtlasRectId_Invalid);
// Draw to texture
if (atlas->Flags & ImFontAtlasFlags_NoMouseCursors)
{
// 2x2 white pixels
ImFontAtlasBuildRenderBitmapFromString(atlas, r.x, r.y, 2, 2,
"XX"
"XX",
'X');
}
else
{
// 2x2 white pixels + mouse cursors
const int x_for_white = r.x;
const int x_for_black = r.x + FONT_ATLAS_DEFAULT_TEX_DATA_W + 1;
ImFontAtlasBuildRenderBitmapFromString(atlas, x_for_white, r.y, FONT_ATLAS_DEFAULT_TEX_DATA_W,
FONT_ATLAS_DEFAULT_TEX_DATA_H, FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS,
'.');
ImFontAtlasBuildRenderBitmapFromString(atlas, x_for_black, r.y, FONT_ATLAS_DEFAULT_TEX_DATA_W,
FONT_ATLAS_DEFAULT_TEX_DATA_H, FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS,
'X');
}
}
// Refresh UV coordinates
atlas->TexUvWhitePixel = ImVec2((r.x + 0.5f) * atlas->TexUvScale.x, (r.y + 0.5f) * atlas->TexUvScale.y);
}
static void ImFontAtlasBuildUpdateLinesTexData(ImFontAtlas *atlas)
{
if (atlas->Flags & ImFontAtlasFlags_NoBakedLines)
return;
// Pack and store identifier so we can refresh UV coordinates on texture resize.
ImTextureData *tex = atlas->TexData;
ImFontAtlasBuilder *builder = atlas->Builder;
ImFontAtlasRect r;
bool add_and_draw = atlas->GetCustomRect(builder->PackIdLinesTexData, &r) == false;
if (add_and_draw)
{
ImVec2i pack_size = ImVec2i(IM_DRAWLIST_TEX_LINES_WIDTH_MAX + 2, IM_DRAWLIST_TEX_LINES_WIDTH_MAX + 1);
builder->PackIdLinesTexData = atlas->AddCustomRect(pack_size.x, pack_size.y, &r);
IM_ASSERT(builder->PackIdLinesTexData != ImFontAtlasRectId_Invalid);
}
// Register texture region for thick lines
// The +2 here is to give space for the end caps, whilst height +1 is to accommodate the fact we have a zero-width
// row This generates a triangular shape in the texture, with the various line widths stacked on top of each other
// to allow interpolation between them
for (int n = 0; n < IM_DRAWLIST_TEX_LINES_WIDTH_MAX + 1; n++) // +1 because of the zero-width row
{
// Each line consists of at least two empty pixels at the ends, with a line of solid pixels in the middle
const int y = n;
const int line_width = n;
const int pad_left = (r.w - line_width) / 2;
const int pad_right = r.w - (pad_left + line_width);
IM_ASSERT(pad_left + line_width + pad_right == r.w &&
y < r.h); // Make sure we're inside the texture bounds before we start writing pixels
// Write each slice
if (add_and_draw && tex->Format == ImTextureFormat_Alpha8)
{
ImU8 *write_ptr = (ImU8 *)tex->GetPixelsAt(r.x, r.y + y);
for (int i = 0; i < pad_left; i++)
*(write_ptr + i) = 0x00;
for (int i = 0; i < line_width; i++)
*(write_ptr + pad_left + i) = 0xFF;
for (int i = 0; i < pad_right; i++)
*(write_ptr + pad_left + line_width + i) = 0x00;
}
else if (add_and_draw && tex->Format == ImTextureFormat_RGBA32)
{
ImU32 *write_ptr = (ImU32 *)(void *)tex->GetPixelsAt(r.x, r.y + y);
for (int i = 0; i < pad_left; i++)
*(write_ptr + i) = IM_COL32(255, 255, 255, 0);
for (int i = 0; i < line_width; i++)
*(write_ptr + pad_left + i) = IM_COL32_WHITE;
for (int i = 0; i < pad_right; i++)
*(write_ptr + pad_left + line_width + i) = IM_COL32(255, 255, 255, 0);
}
// Refresh UV coordinates
ImVec2 uv0 = ImVec2((float)(r.x + pad_left - 1), (float)(r.y + y)) * atlas->TexUvScale;
ImVec2 uv1 = ImVec2((float)(r.x + pad_left + line_width + 1), (float)(r.y + y + 1)) * atlas->TexUvScale;
float half_v =
(uv0.y + uv1.y) * 0.5f; // Calculate a constant V in the middle of the row to avoid sampling artifacts
atlas->TexUvLines[n] = ImVec4(uv0.x, half_v, uv1.x, half_v);
}
}
//-----------------------------------------------------------------------------------------------------------------------------
// Was tempted to lazily init FontSrc but wouldn't save much + makes it more complicated to detect invalid data at
// AddFont()
bool ImFontAtlasFontInitOutput(ImFontAtlas *atlas, ImFont *font)
{
bool ret = true;
for (ImFontConfig *src : font->Sources)
{
const ImFontLoader *loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
if (loader && loader->FontSrcInit != NULL && !loader->FontSrcInit(atlas, src))
ret = false;
}
IM_ASSERT(
ret); // Unclear how to react to this meaningfully. Assume that result will be same as initial AddFont() call.
return ret;
}
// Keep source/input FontData
void ImFontAtlasFontDestroyOutput(ImFontAtlas *atlas, ImFont *font)
{
font->ClearOutputData();
for (ImFontConfig *src : font->Sources)
{
const ImFontLoader *loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
if (loader && loader->FontSrcDestroy != NULL)
loader->FontSrcDestroy(atlas, src);
}
}
//-----------------------------------------------------------------------------------------------------------------------------
bool ImFontAtlasFontSourceInit(ImFontAtlas *atlas, ImFontConfig *src)
{
const ImFontLoader *loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
if (loader->FontSrcInit != NULL && !loader->FontSrcInit(atlas, src))
return false;
return true;
}
void ImFontAtlasFontSourceAddToFont(ImFontAtlas *atlas, ImFont *font, ImFontConfig *src)
{
if (src->MergeMode == false)
{
font->ClearOutputData();
// font->FontSize = src->SizePixels;
font->ContainerAtlas = atlas;
IM_ASSERT(font->Sources[0] == src);
}
atlas->TexIsBuilt = false; // For legacy backends
ImFontAtlasBuildSetupFontSpecialGlyphs(atlas, font, src);
}
void ImFontAtlasFontDestroySourceData(ImFontAtlas *atlas, ImFontConfig *src)
{
IM_UNUSED(atlas);
if (src->FontDataOwnedByAtlas)
IM_FREE(src->FontData);
src->FontData = NULL;
if (src->GlyphExcludeRanges)
IM_FREE((void *)src->GlyphExcludeRanges);
src->GlyphExcludeRanges = NULL;
}
// Create a compact, baked "..." if it doesn't exist, by using the ".".
// This may seem overly complicated right now but the point is to exercise and improve a technique which should be
// increasingly used.
// FIXME-NEWATLAS: This borrows too much from FontLoader's FontLoadGlyph() handlers and suggest that we should add
// further helpers.
static ImFontGlyph *ImFontAtlasBuildSetupFontBakedEllipsis(ImFontAtlas *atlas, ImFontBaked *baked)
{
ImFont *font = baked->ContainerFont;
IM_ASSERT(font->EllipsisChar != 0);
const ImFontGlyph *dot_glyph = baked->FindGlyphNoFallback((ImWchar)'.');
if (dot_glyph == NULL)
dot_glyph = baked->FindGlyphNoFallback((ImWchar)0xFF0E);
if (dot_glyph == NULL)
return NULL;
ImFontAtlasRectId dot_r_id = dot_glyph->PackId; // Deep copy to avoid invalidation of glyphs and rect pointers
ImTextureRect *dot_r = ImFontAtlasPackGetRect(atlas, dot_r_id);
const int dot_spacing = 1;
const float dot_step = (dot_glyph->X1 - dot_glyph->X0) + dot_spacing;
ImFontAtlasRectId pack_id = ImFontAtlasPackAddRect(atlas, (dot_r->w * 3 + dot_spacing * 2), dot_r->h);
ImTextureRect *r = ImFontAtlasPackGetRect(atlas, pack_id);
ImFontGlyph glyph_in = {};
ImFontGlyph *glyph = &glyph_in;
glyph->Codepoint = font->EllipsisChar;
glyph->AdvanceX = ImMax(dot_glyph->AdvanceX, dot_glyph->X0 + dot_step * 3.0f -
dot_spacing); // FIXME: Slightly odd for normally mono-space fonts
// but since this is used for trailing contents.
glyph->X0 = dot_glyph->X0;
glyph->Y0 = dot_glyph->Y0;
glyph->X1 = dot_glyph->X0 + dot_step * 3 - dot_spacing;
glyph->Y1 = dot_glyph->Y1;
glyph->Visible = true;
glyph->PackId = pack_id;
glyph = ImFontAtlasBakedAddFontGlyph(atlas, baked, NULL, glyph);
dot_glyph = NULL; // Invalidated
// Copy to texture, post-process and queue update for backend
// FIXME-NEWATLAS-V2: Dot glyph is already post-processed as this point, so this would damage it.
dot_r = ImFontAtlasPackGetRect(atlas, dot_r_id);
ImTextureData *tex = atlas->TexData;
for (int n = 0; n < 3; n++)
ImFontAtlasTextureBlockCopy(tex, dot_r->x, dot_r->y, tex, r->x + (dot_r->w + dot_spacing) * n, r->y, dot_r->w,
dot_r->h);
ImFontAtlasTextureBlockQueueUpload(atlas, tex, r->x, r->y, r->w, r->h);
return glyph;
}
// Load fallback in order to obtain its index
// (this is called from in hot-path so we avoid extraneous parameters to minimize impact on code size)
static void ImFontAtlasBuildSetupFontBakedFallback(ImFontBaked *baked)
{
IM_ASSERT(baked->FallbackGlyphIndex == -1);
IM_ASSERT(baked->FallbackAdvanceX == 0.0f);
ImFont *font = baked->ContainerFont;
ImFontGlyph *fallback_glyph = NULL;
if (font->FallbackChar != 0)
fallback_glyph = baked->FindGlyphNoFallback(font->FallbackChar);
if (fallback_glyph == NULL)
{
ImFontGlyph *space_glyph = baked->FindGlyphNoFallback((ImWchar)' ');
ImFontGlyph glyph;
glyph.Codepoint = 0;
glyph.AdvanceX = space_glyph ? space_glyph->AdvanceX : IM_ROUND(baked->Size * 0.40f);
fallback_glyph = ImFontAtlasBakedAddFontGlyph(font->ContainerAtlas, baked, NULL, &glyph);
}
baked->FallbackGlyphIndex = baked->Glyphs.index_from_ptr(
fallback_glyph); // Storing index avoid need to update pointer on growth and simplify inner loop code
baked->FallbackAdvanceX = fallback_glyph->AdvanceX;
}
static void ImFontAtlasBuildSetupFontBakedBlanks(ImFontAtlas *atlas, ImFontBaked *baked)
{
// Mark space as always hidden (not strictly correct/necessary. but some e.g. icons fonts don't have a space. it
// tends to look neater in previews)
ImFontGlyph *space_glyph = baked->FindGlyphNoFallback((ImWchar)' ');
if (space_glyph != NULL)
space_glyph->Visible = false;
// Setup Tab character.
// FIXME: Needs proper TAB handling but it needs to be contextualized (or we could arbitrary say that each string
// starts at "column 0" ?)
if (baked->FindGlyphNoFallback('\t') == NULL && space_glyph != NULL)
{
ImFontGlyph tab_glyph;
tab_glyph.Codepoint = '\t';
tab_glyph.AdvanceX = space_glyph->AdvanceX * IM_TABSIZE;
ImFontAtlasBakedAddFontGlyph(atlas, baked, NULL, &tab_glyph);
}
}
// Load/identify special glyphs
// (note that this is called again for fonts with MergeMode)
void ImFontAtlasBuildSetupFontSpecialGlyphs(ImFontAtlas *atlas, ImFont *font, ImFontConfig *src)
{
IM_UNUSED(atlas);
IM_ASSERT(font->Sources.contains(src));
// Find Fallback character. Actual glyph loaded in GetFontBaked().
const ImWchar fallback_chars[] = {font->FallbackChar, (ImWchar)IM_UNICODE_CODEPOINT_INVALID, (ImWchar)'?',
(ImWchar)' '};
if (font->FallbackChar == 0)
for (ImWchar candidate_char : fallback_chars)
if (candidate_char != 0 && font->IsGlyphInFont(candidate_char))
{
font->FallbackChar = (ImWchar)candidate_char;
break;
}
// Setup Ellipsis character. It is required for rendering elided text. We prefer using U+2026 (horizontal ellipsis).
// However some old fonts may contain ellipsis at U+0085. Here we auto-detect most suitable ellipsis character.
// FIXME: Note that 0x2026 is rarely included in our font ranges. Because of this we are more likely to use three
// individual dots.
const ImWchar ellipsis_chars[] = {src->EllipsisChar, (ImWchar)0x2026, (ImWchar)0x0085};
if (font->EllipsisChar == 0)
for (ImWchar candidate_char : ellipsis_chars)
if (candidate_char != 0 && font->IsGlyphInFont(candidate_char))
{
font->EllipsisChar = candidate_char;
break;
}
if (font->EllipsisChar == 0)
{
font->EllipsisChar = 0x0085;
font->EllipsisAutoBake = true;
}
}
void ImFontAtlasBakedDiscardFontGlyph(ImFontAtlas *atlas, ImFont *font, ImFontBaked *baked, ImFontGlyph *glyph)
{
if (glyph->PackId != ImFontAtlasRectId_Invalid)
{
ImFontAtlasPackDiscardRect(atlas, glyph->PackId);
glyph->PackId = ImFontAtlasRectId_Invalid;
}
ImWchar c = (ImWchar)glyph->Codepoint;
IM_ASSERT(font->FallbackChar != c && font->EllipsisChar != c); // Unsupported for simplicity
IM_ASSERT(glyph >= baked->Glyphs.Data && glyph < baked->Glyphs.Data + baked->Glyphs.Size);
IM_UNUSED(font);
baked->IndexLookup[c] = IM_FONTGLYPH_INDEX_UNUSED;
baked->IndexAdvanceX[c] = baked->FallbackAdvanceX;
}
ImFontBaked *ImFontAtlasBakedAdd(ImFontAtlas *atlas, ImFont *font, float font_size, float font_rasterizer_density,
ImGuiID baked_id)
{
IMGUI_DEBUG_LOG_FONT("[font] Created baked %.2fpx\n", font_size);
ImFontBaked *baked = atlas->Builder->BakedPool.push_back(ImFontBaked());
baked->Size = font_size;
baked->RasterizerDensity = font_rasterizer_density;
baked->BakedId = baked_id;
baked->ContainerFont = font;
baked->LastUsedFrame = atlas->Builder->FrameCount;
// Initialize backend data
size_t loader_data_size = 0;
for (ImFontConfig *src : font->Sources) // Cannot easily be cached as we allow changing backend
{
const ImFontLoader *loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
loader_data_size += loader->FontBakedSrcLoaderDataSize;
}
baked->FontLoaderDatas = (loader_data_size > 0) ? IM_ALLOC(loader_data_size) : NULL;
char *loader_data_p = (char *)baked->FontLoaderDatas;
for (ImFontConfig *src : font->Sources)
{
const ImFontLoader *loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
if (loader->FontBakedInit)
loader->FontBakedInit(atlas, src, baked, loader_data_p);
loader_data_p += loader->FontBakedSrcLoaderDataSize;
}
ImFontAtlasBuildSetupFontBakedBlanks(atlas, baked);
return baked;
}
// FIXME-OPT: This is not a fast query. Adding a BakedCount field in Font might allow to take a shortcut for the most
// common case.
ImFontBaked *ImFontAtlasBakedGetClosestMatch(ImFontAtlas *atlas, ImFont *font, float font_size,
float font_rasterizer_density)
{
ImFontAtlasBuilder *builder = atlas->Builder;
for (int step_n = 0; step_n < 2; step_n++)
{
ImFontBaked *closest_larger_match = NULL;
ImFontBaked *closest_smaller_match = NULL;
for (int baked_n = 0; baked_n < builder->BakedPool.Size; baked_n++)
{
ImFontBaked *baked = &builder->BakedPool[baked_n];
if (baked->ContainerFont != font || baked->WantDestroy)
continue;
if (step_n == 0 && baked->RasterizerDensity != font_rasterizer_density) // First try with same density
continue;
if (baked->Size > font_size && (closest_larger_match == NULL || baked->Size < closest_larger_match->Size))
closest_larger_match = baked;
if (baked->Size < font_size && (closest_smaller_match == NULL || baked->Size > closest_smaller_match->Size))
closest_smaller_match = baked;
}
if (closest_larger_match)
if (closest_smaller_match == NULL ||
(closest_larger_match->Size >= font_size * 2.0f && closest_smaller_match->Size > font_size * 0.5f))
return closest_larger_match;
if (closest_smaller_match)
return closest_smaller_match;
}
return NULL;
}
void ImFontAtlasBakedDiscard(ImFontAtlas *atlas, ImFont *font, ImFontBaked *baked)
{
ImFontAtlasBuilder *builder = atlas->Builder;
IMGUI_DEBUG_LOG_FONT("[font] Discard baked %.2f for \"%s\"\n", baked->Size, font->GetDebugName());
for (ImFontGlyph &glyph : baked->Glyphs)
if (glyph.PackId != ImFontAtlasRectId_Invalid)
ImFontAtlasPackDiscardRect(atlas, glyph.PackId);
char *loader_data_p = (char *)baked->FontLoaderDatas;
for (ImFontConfig *src : font->Sources)
{
const ImFontLoader *loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
if (loader->FontBakedDestroy)
loader->FontBakedDestroy(atlas, src, baked, loader_data_p);
loader_data_p += loader->FontBakedSrcLoaderDataSize;
}
if (baked->FontLoaderDatas)
{
IM_FREE(baked->FontLoaderDatas);
baked->FontLoaderDatas = NULL;
}
builder->BakedMap.SetVoidPtr(baked->BakedId, NULL);
builder->BakedDiscardedCount++;
baked->ClearOutputData();
baked->WantDestroy = true;
font->LastBaked = NULL;
}
// use unused_frames==0 to discard everything.
void ImFontAtlasFontDiscardBakes(ImFontAtlas *atlas, ImFont *font, int unused_frames)
{
if (ImFontAtlasBuilder *builder = atlas->Builder) // This can be called from font destructor
for (int baked_n = 0; baked_n < builder->BakedPool.Size; baked_n++)
{
ImFontBaked *baked = &builder->BakedPool[baked_n];
if (baked->LastUsedFrame + unused_frames > atlas->Builder->FrameCount)
continue;
if (baked->ContainerFont != font || baked->WantDestroy)
continue;
ImFontAtlasBakedDiscard(atlas, font, baked);
}
}
// use unused_frames==0 to discard everything.
void ImFontAtlasBuildDiscardBakes(ImFontAtlas *atlas, int unused_frames)
{
ImFontAtlasBuilder *builder = atlas->Builder;
for (int baked_n = 0; baked_n < builder->BakedPool.Size; baked_n++)
{
ImFontBaked *baked = &builder->BakedPool[baked_n];
if (baked->LastUsedFrame + unused_frames > atlas->Builder->FrameCount)
continue;
if (baked->WantDestroy || (baked->ContainerFont->Flags & ImFontFlags_LockBakedSizes))
continue;
ImFontAtlasBakedDiscard(atlas, baked->ContainerFont, baked);
}
}
// Those functions are designed to facilitate changing the underlying structures for ImFontAtlas to store an array of
// ImDrawListSharedData*
void ImFontAtlasAddDrawListSharedData(ImFontAtlas *atlas, ImDrawListSharedData *data)
{
IM_ASSERT(!atlas->DrawListSharedDatas.contains(data));
atlas->DrawListSharedDatas.push_back(data);
}
void ImFontAtlasRemoveDrawListSharedData(ImFontAtlas *atlas, ImDrawListSharedData *data)
{
IM_ASSERT(atlas->DrawListSharedDatas.contains(data));
atlas->DrawListSharedDatas.find_erase(data);
}
// Update texture identifier in all active draw lists
void ImFontAtlasUpdateDrawListsTextures(ImFontAtlas *atlas, ImTextureRef old_tex, ImTextureRef new_tex)
{
for (ImDrawListSharedData *shared_data : atlas->DrawListSharedDatas)
for (ImDrawList *draw_list : shared_data->DrawLists)
{
// Replace in command-buffer
// (there is not need to replace in ImDrawListSplitter: current channel is in ImDrawList's CmdBuffer[],
// other channels will be on SetCurrentChannel() which already needs to compare CmdHeader anyhow)
if (draw_list->CmdBuffer.Size > 0 && draw_list->_CmdHeader.TexRef == old_tex)
draw_list->_SetTexture(new_tex);
// Replace in stack
for (ImTextureRef &stacked_tex : draw_list->_TextureStack)
if (stacked_tex == old_tex)
stacked_tex = new_tex;
}
}
// Update texture coordinates in all draw list shared context
// FIXME-NEWATLAS FIXME-OPT: Doesn't seem necessary to update for all, only one bound to current context?
void ImFontAtlasUpdateDrawListsSharedData(ImFontAtlas *atlas)
{
for (ImDrawListSharedData *shared_data : atlas->DrawListSharedDatas)
{
shared_data->TexUvWhitePixel = atlas->TexUvWhitePixel;
shared_data->TexUvLines = atlas->TexUvLines;
}
}
// Set current texture. This is mostly called from AddTexture() + to handle a failed resize.
static void ImFontAtlasBuildSetTexture(ImFontAtlas *atlas, ImTextureData *tex)
{
ImTextureRef old_tex_ref = atlas->TexRef;
atlas->TexData = tex;
atlas->TexUvScale = ImVec2(1.0f / tex->Width, 1.0f / tex->Height);
atlas->TexRef._TexData = tex;
// atlas->TexRef._TexID = tex->TexID; // <-- We intentionally don't do that. It would be misleading and betray
// promise that both fields aren't set.
ImFontAtlasUpdateDrawListsTextures(atlas, old_tex_ref, atlas->TexRef);
}
// Create a new texture, discard previous one
ImTextureData *ImFontAtlasTextureAdd(ImFontAtlas *atlas, int w, int h)
{
ImTextureData *old_tex = atlas->TexData;
ImTextureData *new_tex;
// FIXME: Cannot reuse texture because old UV may have been used already (unless we remap UV).
/*if (old_tex != NULL && old_tex->Status == ImTextureStatus_WantCreate)
{
// Reuse texture not yet used by backend.
IM_ASSERT(old_tex->TexID == ImTextureID_Invalid && old_tex->BackendUserData == NULL);
old_tex->DestroyPixels();
old_tex->Updates.clear();
new_tex = old_tex;
old_tex = NULL;
}
else*/
{
// Add new
new_tex = IM_NEW(ImTextureData)();
new_tex->UniqueID = atlas->TexNextUniqueID++;
atlas->TexList.push_back(new_tex);
}
if (old_tex != NULL)
{
// Queue old as to destroy next frame
old_tex->WantDestroyNextFrame = true;
IM_ASSERT(old_tex->Status == ImTextureStatus_OK || old_tex->Status == ImTextureStatus_WantCreate ||
old_tex->Status == ImTextureStatus_WantUpdates);
}
new_tex->Create(atlas->TexDesiredFormat, w, h);
new_tex->Status = ImTextureStatus_WantCreate;
atlas->TexIsBuilt = false;
ImFontAtlasBuildSetTexture(atlas, new_tex);
return new_tex;
}
#if 0
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include "../stb/stb_image_write.h"
static void ImFontAtlasDebugWriteTexToDisk(ImTextureData* tex, const char* description)
{
ImGuiContext& g = *GImGui;
char buf[128];
ImFormatString(buf, IM_ARRAYSIZE(buf), "[%05d] Texture #%03d - %s.png", g.FrameCount, tex->UniqueID, description);
stbi_write_png(buf, tex->Width, tex->Height, tex->BytesPerPixel, tex->Pixels, tex->GetPitch()); // tex->BytesPerPixel is technically not component, but ok for the formats we support.
}
#endif
void ImFontAtlasTextureRepack(ImFontAtlas *atlas, int w, int h)
{
ImFontAtlasBuilder *builder = atlas->Builder;
builder->LockDisableResize = true;
ImTextureData *old_tex = atlas->TexData;
ImTextureData *new_tex = ImFontAtlasTextureAdd(atlas, w, h);
new_tex->UseColors = old_tex->UseColors;
IMGUI_DEBUG_LOG_FONT("[font] Texture #%03d: resize+repack %dx%d => Texture #%03d: %dx%d\n", old_tex->UniqueID,
old_tex->Width, old_tex->Height, new_tex->UniqueID, new_tex->Width, new_tex->Height);
// for (int baked_n = 0; baked_n < builder->BakedPool.Size; baked_n++)
// IMGUI_DEBUG_LOG_FONT("[font] - Baked %.2fpx, %d glyphs, want_destroy=%d\n",
// builder->BakedPool[baked_n].FontSize, builder->BakedPool[baked_n].Glyphs.Size,
// builder->BakedPool[baked_n].WantDestroy);
// IMGUI_DEBUG_LOG_FONT("[font] - Old packed rects: %d, area %d px\n", builder->RectsPackedCount,
// builder->RectsPackedSurface); ImFontAtlasDebugWriteTexToDisk(old_tex, "Before Pack");
// Repack, lose discarded rectangle, copy pixels
// FIXME-NEWATLAS: This is unstable because packing order is based on RectsIndex
// FIXME-NEWATLAS-V2: Repacking in batch would be beneficial to packing heuristic, and fix stability.
// FIXME-NEWATLAS-TESTS: Test calling RepackTexture with size too small to fits existing rects.
ImFontAtlasPackInit(atlas);
ImVector<ImTextureRect> old_rects;
ImVector<ImFontAtlasRectEntry> old_index = builder->RectsIndex;
old_rects.swap(builder->Rects);
for (ImFontAtlasRectEntry &index_entry : builder->RectsIndex)
{
if (index_entry.IsUsed == false)
continue;
ImTextureRect &old_r = old_rects[index_entry.TargetIndex];
if (old_r.w == 0 && old_r.h == 0)
continue;
ImFontAtlasRectId new_r_id = ImFontAtlasPackAddRect(atlas, old_r.w, old_r.h, &index_entry);
if (new_r_id == ImFontAtlasRectId_Invalid)
{
// Undo, grow texture and try repacking again.
// FIXME-NEWATLAS-TESTS: This is a very rarely exercised path! It needs to be automatically tested properly.
IMGUI_DEBUG_LOG_FONT("[font] Texture #%03d: resize failed. Will grow.\n", new_tex->UniqueID);
new_tex->WantDestroyNextFrame = true;
builder->Rects.swap(old_rects);
builder->RectsIndex = old_index;
ImFontAtlasBuildSetTexture(atlas, old_tex);
ImFontAtlasTextureGrow(atlas, w, h); // Recurse
return;
}
IM_ASSERT(ImFontAtlasRectId_GetIndex(new_r_id) == builder->RectsIndex.index_from_ptr(&index_entry));
ImTextureRect *new_r = ImFontAtlasPackGetRect(atlas, new_r_id);
ImFontAtlasTextureBlockCopy(old_tex, old_r.x, old_r.y, new_tex, new_r->x, new_r->y, new_r->w, new_r->h);
}
IM_ASSERT(old_rects.Size == builder->Rects.Size + builder->RectsDiscardedCount);
builder->RectsDiscardedCount = 0;
builder->RectsDiscardedSurface = 0;
// Patch glyphs UV
for (int baked_n = 0; baked_n < builder->BakedPool.Size; baked_n++)
for (ImFontGlyph &glyph : builder->BakedPool[baked_n].Glyphs)
if (glyph.PackId != ImFontAtlasRectId_Invalid)
{
ImTextureRect *r = ImFontAtlasPackGetRect(atlas, glyph.PackId);
glyph.U0 = (r->x) * atlas->TexUvScale.x;
glyph.V0 = (r->y) * atlas->TexUvScale.y;
glyph.U1 = (r->x + r->w) * atlas->TexUvScale.x;
glyph.V1 = (r->y + r->h) * atlas->TexUvScale.y;
}
// Update other cached UV
ImFontAtlasBuildUpdateLinesTexData(atlas);
ImFontAtlasBuildUpdateBasicTexData(atlas);
builder->LockDisableResize = false;
ImFontAtlasUpdateDrawListsSharedData(atlas);
// ImFontAtlasDebugWriteTexToDisk(new_tex, "After Pack");
}
void ImFontAtlasTextureGrow(ImFontAtlas *atlas, int old_tex_w, int old_tex_h)
{
// ImFontAtlasDebugWriteTexToDisk(atlas->TexData, "Before Grow");
ImFontAtlasBuilder *builder = atlas->Builder;
if (old_tex_w == -1)
old_tex_w = atlas->TexData->Width;
if (old_tex_h == -1)
old_tex_h = atlas->TexData->Height;
// FIXME-NEWATLAS-V2: What to do when reaching limits exposed by backend?
// FIXME-NEWATLAS-V2: Does ImFontAtlasFlags_NoPowerOfTwoHeight makes sense now? Allow 'lock' and 'compact'
// operations?
IM_ASSERT(ImIsPowerOfTwo(old_tex_w) && ImIsPowerOfTwo(old_tex_h));
IM_ASSERT(ImIsPowerOfTwo(atlas->TexMinWidth) && ImIsPowerOfTwo(atlas->TexMaxWidth) &&
ImIsPowerOfTwo(atlas->TexMinHeight) && ImIsPowerOfTwo(atlas->TexMaxHeight));
// Grow texture so it follows roughly a square.
// - Grow height before width, as width imply more packing nodes.
// - Caller should be taking account of RectsDiscardedSurface and may not need to grow.
int new_tex_w = (old_tex_h <= old_tex_w) ? old_tex_w : old_tex_w * 2;
int new_tex_h = (old_tex_h <= old_tex_w) ? old_tex_h * 2 : old_tex_h;
// Handle minimum size first (for pathologically large packed rects)
const int pack_padding = atlas->TexGlyphPadding;
new_tex_w = ImMax(new_tex_w, ImUpperPowerOfTwo(builder->MaxRectSize.x + pack_padding));
new_tex_h = ImMax(new_tex_h, ImUpperPowerOfTwo(builder->MaxRectSize.y + pack_padding));
new_tex_w = ImClamp(new_tex_w, atlas->TexMinWidth, atlas->TexMaxWidth);
new_tex_h = ImClamp(new_tex_h, atlas->TexMinHeight, atlas->TexMaxHeight);
if (new_tex_w == old_tex_w && new_tex_h == old_tex_h)
return;
ImFontAtlasTextureRepack(atlas, new_tex_w, new_tex_h);
}
void ImFontAtlasTextureMakeSpace(ImFontAtlas *atlas)
{
// Can some baked contents be ditched?
// IMGUI_DEBUG_LOG_FONT("[font] ImFontAtlasBuildMakeSpace()\n");
ImFontAtlasBuilder *builder = atlas->Builder;
ImFontAtlasBuildDiscardBakes(atlas, 2);
// Currently using a heuristic for repack without growing.
if (builder->RectsDiscardedSurface < builder->RectsPackedSurface * 0.20f)
ImFontAtlasTextureGrow(atlas);
else
ImFontAtlasTextureRepack(atlas, atlas->TexData->Width, atlas->TexData->Height);
}
ImVec2i ImFontAtlasTextureGetSizeEstimate(ImFontAtlas *atlas)
{
int min_w = ImUpperPowerOfTwo(atlas->TexMinWidth);
int min_h = ImUpperPowerOfTwo(atlas->TexMinHeight);
if (atlas->Builder == NULL || atlas->TexData == NULL || atlas->TexData->Status == ImTextureStatus_WantDestroy)
return ImVec2i(min_w, min_h);
ImFontAtlasBuilder *builder = atlas->Builder;
min_w = ImMax(ImUpperPowerOfTwo(builder->MaxRectSize.x), min_w);
min_h = ImMax(ImUpperPowerOfTwo(builder->MaxRectSize.y), min_h);
const int surface_approx =
builder->RectsPackedSurface - builder->RectsDiscardedSurface; // Expected surface after repack
const int surface_sqrt = (int)sqrtf((float)surface_approx);
int new_tex_w;
int new_tex_h;
if (min_w >= min_h)
{
new_tex_w = ImMax(min_w, ImUpperPowerOfTwo(surface_sqrt));
new_tex_h = ImMax(min_h, (int)((surface_approx + new_tex_w - 1) / new_tex_w));
if ((atlas->Flags & ImFontAtlasFlags_NoPowerOfTwoHeight) == 0)
new_tex_h = ImUpperPowerOfTwo(new_tex_h);
}
else
{
new_tex_h = ImMax(min_h, ImUpperPowerOfTwo(surface_sqrt));
if ((atlas->Flags & ImFontAtlasFlags_NoPowerOfTwoHeight) == 0)
new_tex_h = ImUpperPowerOfTwo(new_tex_h);
new_tex_w = ImMax(min_w, (int)((surface_approx + new_tex_h - 1) / new_tex_h));
}
IM_ASSERT(ImIsPowerOfTwo(new_tex_w) && ImIsPowerOfTwo(new_tex_h));
return ImVec2i(new_tex_w, new_tex_h);
}
// Clear all output. Invalidates all AddCustomRect() return values!
void ImFontAtlasBuildClear(ImFontAtlas *atlas)
{
ImVec2i new_tex_size = ImFontAtlasTextureGetSizeEstimate(atlas);
ImFontAtlasBuildDestroy(atlas);
ImFontAtlasTextureAdd(atlas, new_tex_size.x, new_tex_size.y);
ImFontAtlasBuildInit(atlas);
for (ImFontConfig &src : atlas->Sources)
ImFontAtlasFontSourceInit(atlas, &src);
for (ImFont *font : atlas->Fonts)
for (ImFontConfig *src : font->Sources)
ImFontAtlasFontSourceAddToFont(atlas, font, src);
}
// You should not need to call this manually!
// If you think you do, let us know and we can advise about policies auto-compact.
void ImFontAtlasTextureCompact(ImFontAtlas *atlas)
{
ImFontAtlasBuilder *builder = atlas->Builder;
ImFontAtlasBuildDiscardBakes(atlas, 1);
ImTextureData *old_tex = atlas->TexData;
ImVec2i old_tex_size = ImVec2i(old_tex->Width, old_tex->Height);
ImVec2i new_tex_size = ImFontAtlasTextureGetSizeEstimate(atlas);
if (builder->RectsDiscardedCount == 0 && new_tex_size.x == old_tex_size.x && new_tex_size.y == old_tex_size.y)
return;
ImFontAtlasTextureRepack(atlas, new_tex_size.x, new_tex_size.y);
}
// Start packing over current empty texture
void ImFontAtlasBuildInit(ImFontAtlas *atlas)
{
// Select Backend
// - Note that we do not reassign to atlas->FontLoader, since it is likely to point to static data which
// may mess with some hot-reloading schemes. If you need to assign to this (for dynamic selection) AND are
// using a hot-reloading scheme that messes up static data, store your own instance of FontLoader somewhere
// and point to it instead of pointing directly to return value of the GetFontLoaderXXX functions.
if (atlas->FontLoader == NULL)
{
#ifdef IMGUI_ENABLE_FREETYPE
ImFontAtlasBuildSetupFontLoader(atlas, ImGuiFreeType::GetFontLoader());
#elif defined(IMGUI_ENABLE_STB_TRUETYPE)
ImFontAtlasBuildSetupFontLoader(atlas, ImFontAtlasGetFontLoaderForStbTruetype());
#else
IM_ASSERT(0); // Invalid Build function
#endif
}
// Create initial texture size
if (atlas->TexData == NULL || atlas->TexData->Pixels == NULL)
ImFontAtlasTextureAdd(atlas, ImUpperPowerOfTwo(atlas->TexMinWidth), ImUpperPowerOfTwo(atlas->TexMinHeight));
atlas->Builder = IM_NEW(ImFontAtlasBuilder)();
if (atlas->FontLoader->LoaderInit)
atlas->FontLoader->LoaderInit(atlas);
ImFontAtlasBuildUpdateRendererHasTexturesFromContext(atlas);
ImFontAtlasPackInit(atlas);
// Add required texture data
ImFontAtlasBuildUpdateLinesTexData(atlas);
ImFontAtlasBuildUpdateBasicTexData(atlas);
// Register fonts
ImFontAtlasBuildUpdatePointers(atlas);
// Update UV coordinates etc. stored in bound ImDrawListSharedData instance
ImFontAtlasUpdateDrawListsSharedData(atlas);
// atlas->TexIsBuilt = true;
}
// Destroy builder and all cached glyphs. Do not destroy actual fonts.
void ImFontAtlasBuildDestroy(ImFontAtlas *atlas)
{
for (ImFont *font : atlas->Fonts)
ImFontAtlasFontDestroyOutput(atlas, font);
if (atlas->Builder && atlas->FontLoader && atlas->FontLoader->LoaderShutdown)
{
atlas->FontLoader->LoaderShutdown(atlas);
IM_ASSERT(atlas->FontLoaderData == NULL);
}
IM_DELETE(atlas->Builder);
atlas->Builder = NULL;
}
void ImFontAtlasPackInit(ImFontAtlas *atlas)
{
ImTextureData *tex = atlas->TexData;
ImFontAtlasBuilder *builder = atlas->Builder;
// In theory we could decide to reduce the number of nodes, e.g. halve them, and waste a little texture space, but
// it doesn't seem worth it.
const int pack_node_count = tex->Width / 2;
builder->PackNodes.resize(pack_node_count);
IM_STATIC_ASSERT(sizeof(stbrp_context) <= sizeof(stbrp_context_opaque));
stbrp_init_target((stbrp_context *)(void *)&builder->PackContext, tex->Width, tex->Height, builder->PackNodes.Data,
builder->PackNodes.Size);
builder->RectsPackedSurface = builder->RectsPackedCount = 0;
builder->MaxRectSize = ImVec2i(0, 0);
builder->MaxRectBounds = ImVec2i(0, 0);
}
// This is essentially a free-list pattern, it may be nice to wrap it into a dedicated type.
static ImFontAtlasRectId ImFontAtlasPackAllocRectEntry(ImFontAtlas *atlas, int rect_idx)
{
ImFontAtlasBuilder *builder = (ImFontAtlasBuilder *)atlas->Builder;
int index_idx;
ImFontAtlasRectEntry *index_entry;
if (builder->RectsIndexFreeListStart < 0)
{
builder->RectsIndex.resize(builder->RectsIndex.Size + 1);
index_idx = builder->RectsIndex.Size - 1;
index_entry = &builder->RectsIndex[index_idx];
memset(index_entry, 0, sizeof(*index_entry));
}
else
{
index_idx = builder->RectsIndexFreeListStart;
index_entry = &builder->RectsIndex[index_idx];
IM_ASSERT(index_entry->IsUsed == false &&
index_entry->Generation > 0); // Generation is incremented during DiscardRect
builder->RectsIndexFreeListStart = index_entry->TargetIndex;
}
index_entry->TargetIndex = rect_idx;
index_entry->IsUsed = 1;
return ImFontAtlasRectId_Make(index_idx, index_entry->Generation);
}
// Overwrite existing entry
static ImFontAtlasRectId ImFontAtlasPackReuseRectEntry(ImFontAtlas *atlas, ImFontAtlasRectEntry *index_entry)
{
IM_ASSERT(index_entry->IsUsed);
index_entry->TargetIndex = atlas->Builder->Rects.Size - 1;
int index_idx = atlas->Builder->RectsIndex.index_from_ptr(index_entry);
return ImFontAtlasRectId_Make(index_idx, index_entry->Generation);
}
// This is expected to be called in batches and followed by a repack
void ImFontAtlasPackDiscardRect(ImFontAtlas *atlas, ImFontAtlasRectId id)
{
IM_ASSERT(id != ImFontAtlasRectId_Invalid);
ImTextureRect *rect = ImFontAtlasPackGetRect(atlas, id);
if (rect == NULL)
return;
ImFontAtlasBuilder *builder = atlas->Builder;
int index_idx = ImFontAtlasRectId_GetIndex(id);
ImFontAtlasRectEntry *index_entry = &builder->RectsIndex[index_idx];
IM_ASSERT(index_entry->IsUsed && index_entry->TargetIndex >= 0);
index_entry->IsUsed = false;
index_entry->TargetIndex = builder->RectsIndexFreeListStart;
index_entry->Generation++;
const int pack_padding = atlas->TexGlyphPadding;
builder->RectsIndexFreeListStart = index_idx;
builder->RectsDiscardedCount++;
builder->RectsDiscardedSurface += (rect->w + pack_padding) * (rect->h + pack_padding);
rect->w = rect->h = 0; // Clear rectangle so it won't be packed again
}
// Important: Calling this may recreate a new texture and therefore change atlas->TexData
// FIXME-NEWFONTS: Expose other glyph padding settings for custom alteration (e.g. drop shadows). See #7962
ImFontAtlasRectId ImFontAtlasPackAddRect(ImFontAtlas *atlas, int w, int h, ImFontAtlasRectEntry *overwrite_entry)
{
IM_ASSERT(w > 0 && w <= 0xFFFF);
IM_ASSERT(h > 0 && h <= 0xFFFF);
ImFontAtlasBuilder *builder = (ImFontAtlasBuilder *)atlas->Builder;
const int pack_padding = atlas->TexGlyphPadding;
builder->MaxRectSize.x = ImMax(builder->MaxRectSize.x, w);
builder->MaxRectSize.y = ImMax(builder->MaxRectSize.y, h);
// Pack
ImTextureRect r = {0, 0, (unsigned short)w, (unsigned short)h};
for (int attempts_remaining = 3; attempts_remaining >= 0; attempts_remaining--)
{
// Try packing
stbrp_rect pack_r = {};
pack_r.w = w + pack_padding;
pack_r.h = h + pack_padding;
stbrp_pack_rects((stbrp_context *)(void *)&builder->PackContext, &pack_r, 1);
r.x = (unsigned short)pack_r.x;
r.y = (unsigned short)pack_r.y;
if (pack_r.was_packed)
break;
// If we ran out of attempts, return fallback
if (attempts_remaining == 0 || builder->LockDisableResize)
{
IMGUI_DEBUG_LOG_FONT("[font] Failed packing %dx%d rectangle. Returning fallback.\n", w, h);
return ImFontAtlasRectId_Invalid;
}
// Resize or repack atlas! (this should be a rare event)
ImFontAtlasTextureMakeSpace(atlas);
}
builder->MaxRectBounds.x = ImMax(builder->MaxRectBounds.x, r.x + r.w + pack_padding);
builder->MaxRectBounds.y = ImMax(builder->MaxRectBounds.y, r.y + r.h + pack_padding);
builder->RectsPackedCount++;
builder->RectsPackedSurface += (w + pack_padding) * (h + pack_padding);
builder->Rects.push_back(r);
if (overwrite_entry != NULL)
return ImFontAtlasPackReuseRectEntry(
atlas, overwrite_entry); // Write into an existing entry instead of adding one (used during repack)
else
return ImFontAtlasPackAllocRectEntry(atlas, builder->Rects.Size - 1);
}
// Generally for non-user facing functions: assert on invalid ID.
ImTextureRect *ImFontAtlasPackGetRect(ImFontAtlas *atlas, ImFontAtlasRectId id)
{
IM_ASSERT(id != ImFontAtlasRectId_Invalid);
int index_idx = ImFontAtlasRectId_GetIndex(id);
ImFontAtlasBuilder *builder = (ImFontAtlasBuilder *)atlas->Builder;
ImFontAtlasRectEntry *index_entry = &builder->RectsIndex[index_idx];
IM_ASSERT(index_entry->Generation == ImFontAtlasRectId_GetGeneration(id));
IM_ASSERT(index_entry->IsUsed);
return &builder->Rects[index_entry->TargetIndex];
}
// For user-facing functions: return NULL on invalid ID.
// Important: return pointer is valid until next call to AddRect(), e.g. FindGlyph(), CalcTextSize() can all potentially
// invalidate previous pointers.
ImTextureRect *ImFontAtlasPackGetRectSafe(ImFontAtlas *atlas, ImFontAtlasRectId id)
{
if (id == ImFontAtlasRectId_Invalid)
return NULL;
int index_idx = ImFontAtlasRectId_GetIndex(id);
if (atlas->Builder == NULL)
ImFontAtlasBuildInit(atlas);
ImFontAtlasBuilder *builder = (ImFontAtlasBuilder *)atlas->Builder;
if (index_idx >= builder->RectsIndex.Size)
return NULL;
ImFontAtlasRectEntry *index_entry = &builder->RectsIndex[index_idx];
if (index_entry->Generation != ImFontAtlasRectId_GetGeneration(id) || !index_entry->IsUsed)
return NULL;
return &builder->Rects[index_entry->TargetIndex];
}
// Important! This assume by ImFontConfig::GlyphExcludeRanges[] is a SMALL ARRAY (e.g. <10 entries)
// Use "Input Glyphs Overlap Detection Tool" to display a list of glyphs provided by multiple sources in order to set
// this array up.
static bool ImFontAtlasBuildAcceptCodepointForSource(ImFontConfig *src, ImWchar codepoint)
{
if (const ImWchar *exclude_list = src->GlyphExcludeRanges)
for (; exclude_list[0] != 0; exclude_list += 2)
if (codepoint >= exclude_list[0] && codepoint <= exclude_list[1])
return false;
return true;
}
static void ImFontBaked_BuildGrowIndex(ImFontBaked *baked, int new_size)
{
IM_ASSERT(baked->IndexAdvanceX.Size == baked->IndexLookup.Size);
if (new_size <= baked->IndexLookup.Size)
return;
baked->IndexAdvanceX.resize(new_size, -1.0f);
baked->IndexLookup.resize(new_size, IM_FONTGLYPH_INDEX_UNUSED);
}
static void ImFontAtlas_FontHookRemapCodepoint(ImFontAtlas *atlas, ImFont *font, ImWchar *c)
{
IM_UNUSED(atlas);
if (font->RemapPairs.Data.Size != 0)
*c = (ImWchar)font->RemapPairs.GetInt((ImGuiID)*c, (int)*c);
}
static ImFontGlyph *ImFontBaked_BuildLoadGlyph(ImFontBaked *baked, ImWchar codepoint)
{
ImFont *font = baked->ContainerFont;
ImFontAtlas *atlas = font->ContainerAtlas;
if (atlas->Locked || (font->Flags & ImFontFlags_NoLoadGlyphs))
{
// Lazily load fallback glyph
if (baked->FallbackGlyphIndex == -1 && baked->LockLoadingFallback == 0)
ImFontAtlasBuildSetupFontBakedFallback(baked);
return NULL;
}
// User remapping hooks
ImWchar src_codepoint = codepoint;
ImFontAtlas_FontHookRemapCodepoint(atlas, font, &codepoint);
// char utf8_buf[5];
// IMGUI_DEBUG_LOG("[font] BuildLoadGlyph U+%04X (%s)\n", (unsigned int)codepoint, ImTextCharToUtf8(utf8_buf,
// (unsigned int)codepoint));
// Special hook
// FIXME-NEWATLAS: it would be nicer if this used a more standardized way of hooking
if (codepoint == font->EllipsisChar && font->EllipsisAutoBake)
if (ImFontGlyph *glyph = ImFontAtlasBuildSetupFontBakedEllipsis(atlas, baked))
return glyph;
// Call backend
char *loader_user_data_p = (char *)baked->FontLoaderDatas;
int src_n = 0;
for (ImFontConfig *src : font->Sources)
{
const ImFontLoader *loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
if (!src->GlyphExcludeRanges || ImFontAtlasBuildAcceptCodepointForSource(src, codepoint))
{
ImFontGlyph glyph_buf;
if (loader->FontBakedLoadGlyph(atlas, src, baked, loader_user_data_p, codepoint, &glyph_buf))
{
// FIXME: Add hooks for e.g. #7962
glyph_buf.Codepoint = src_codepoint;
glyph_buf.SourceIdx = src_n;
return ImFontAtlasBakedAddFontGlyph(atlas, baked, src, &glyph_buf);
}
}
loader_user_data_p += loader->FontBakedSrcLoaderDataSize;
src_n++;
}
// Lazily load fallback glyph
if (baked->LockLoadingFallback)
return NULL;
if (baked->FallbackGlyphIndex == -1)
ImFontAtlasBuildSetupFontBakedFallback(baked);
// Mark index as not found, so we don't attempt the search twice
ImFontBaked_BuildGrowIndex(baked, codepoint + 1);
baked->IndexAdvanceX[codepoint] = baked->FallbackAdvanceX;
baked->IndexLookup[codepoint] = IM_FONTGLYPH_INDEX_NOT_FOUND;
return NULL;
}
// The point of this indirection is to not be inlined in debug mode in order to not bloat inner loop.b
IM_MSVC_RUNTIME_CHECKS_OFF
static float BuildLoadGlyphGetAdvanceOrFallback(ImFontBaked *baked, unsigned int codepoint)
{
ImFontGlyph *glyph = ImFontBaked_BuildLoadGlyph(baked, (ImWchar)codepoint);
return glyph ? glyph->AdvanceX : baked->FallbackAdvanceX;
}
IM_MSVC_RUNTIME_CHECKS_RESTORE
#ifndef IMGUI_DISABLE_DEBUG_TOOLS
void ImFontAtlasDebugLogTextureRequests(ImFontAtlas *atlas)
{
// [DEBUG] Log texture update requests
ImGuiContext &g = *GImGui;
IM_UNUSED(g);
for (ImTextureData *tex : atlas->TexList)
{
if ((g.IO.BackendFlags & ImGuiBackendFlags_RendererHasTextures) == 0)
IM_ASSERT(tex->Updates.Size == 0);
if (tex->Status == ImTextureStatus_WantCreate)
IMGUI_DEBUG_LOG_FONT("[font] Texture #%03d: create %dx%d\n", tex->UniqueID, tex->Width, tex->Height);
else if (tex->Status == ImTextureStatus_WantDestroy)
IMGUI_DEBUG_LOG_FONT("[font] Texture #%03d: destroy %dx%d, texid=0x%" IM_PRIX64 ", backend_data=%p\n",
tex->UniqueID, tex->Width, tex->Height, tex->TexID, tex->BackendUserData);
else if (tex->Status == ImTextureStatus_WantUpdates)
{
IMGUI_DEBUG_LOG_FONT("[font] Texture #%03d: update %d regions, texid=0x%" IM_PRIX64
", backend_data=0x%" IM_PRIX64 "\n",
tex->UniqueID, tex->Updates.Size, tex->TexID, (ImU64)(intptr_t)tex->BackendUserData);
for (const ImTextureRect &r : tex->Updates)
{
IM_UNUSED(r);
IM_ASSERT(r.x >= 0 && r.y >= 0);
IM_ASSERT(r.x + r.w <= tex->Width &&
r.y + r.h <= tex->Height); // In theory should subtract PackPadding but it's currently part of
// atlas and mid-frame change would wreck assert.
// IMGUI_DEBUG_LOG_FONT("[font] Texture #%03d: update (% 4d..%-4d)->(% 4d..%-4d), texid=0x%" IM_PRIX64
// ", backend_data=0x%" IM_PRIX64 "\n", tex->UniqueID, r.x, r.y, r.x + r.w, r.y + r.h, tex->TexID,
// (ImU64)(intptr_t)tex->BackendUserData);
}
}
}
}
#endif
//-------------------------------------------------------------------------
// [SECTION] ImFontAtlas: backend for stb_truetype
//-------------------------------------------------------------------------
// (imstb_truetype.h in included near the top of this file, when IMGUI_ENABLE_STB_TRUETYPE is set)
//-------------------------------------------------------------------------
#ifdef IMGUI_ENABLE_STB_TRUETYPE
// One for each ConfigData
struct ImGui_ImplStbTrueType_FontSrcData
{
stbtt_fontinfo FontInfo;
float ScaleFactor;
};
static bool ImGui_ImplStbTrueType_FontSrcInit(ImFontAtlas *atlas, ImFontConfig *src)
{
IM_UNUSED(atlas);
ImGui_ImplStbTrueType_FontSrcData *bd_font_data = IM_NEW(ImGui_ImplStbTrueType_FontSrcData);
IM_ASSERT(src->FontLoaderData == NULL);
// Initialize helper structure for font loading and verify that the TTF/OTF data is correct
const int font_offset = stbtt_GetFontOffsetForIndex((unsigned char *)src->FontData, src->FontNo);
if (font_offset < 0)
{
IM_DELETE(bd_font_data);
IM_ASSERT_USER_ERROR(0, "stbtt_GetFontOffsetForIndex(): FontData is incorrect, or FontNo cannot be found.");
return false;
}
if (!stbtt_InitFont(&bd_font_data->FontInfo, (unsigned char *)src->FontData, font_offset))
{
IM_DELETE(bd_font_data);
IM_ASSERT_USER_ERROR(
0, "stbtt_InitFont(): failed to parse FontData. It is correct and complete? Check FontDataSize.");
return false;
}
src->FontLoaderData = bd_font_data;
if (src->MergeMode && src->SizePixels == 0.0f)
src->SizePixels = src->DstFont->Sources[0]->SizePixels;
if (src->SizePixels >= 0.0f)
bd_font_data->ScaleFactor = stbtt_ScaleForPixelHeight(&bd_font_data->FontInfo, 1.0f);
else
bd_font_data->ScaleFactor = stbtt_ScaleForMappingEmToPixels(&bd_font_data->FontInfo, 1.0f);
if (src->MergeMode && src->SizePixels != 0.0f)
bd_font_data->ScaleFactor *=
src->SizePixels / src->DstFont->Sources[0]->SizePixels; // FIXME-NEWATLAS: Should tidy up that a bit
return true;
}
static void ImGui_ImplStbTrueType_FontSrcDestroy(ImFontAtlas *atlas, ImFontConfig *src)
{
IM_UNUSED(atlas);
ImGui_ImplStbTrueType_FontSrcData *bd_font_data = (ImGui_ImplStbTrueType_FontSrcData *)src->FontLoaderData;
IM_DELETE(bd_font_data);
src->FontLoaderData = NULL;
}
static bool ImGui_ImplStbTrueType_FontSrcContainsGlyph(ImFontAtlas *atlas, ImFontConfig *src, ImWchar codepoint)
{
IM_UNUSED(atlas);
ImGui_ImplStbTrueType_FontSrcData *bd_font_data = (ImGui_ImplStbTrueType_FontSrcData *)src->FontLoaderData;
IM_ASSERT(bd_font_data != NULL);
int glyph_index = stbtt_FindGlyphIndex(&bd_font_data->FontInfo, (int)codepoint);
return glyph_index != 0;
}
static bool ImGui_ImplStbTrueType_FontBakedInit(ImFontAtlas *atlas, ImFontConfig *src, ImFontBaked *baked, void *)
{
IM_UNUSED(atlas);
ImGui_ImplStbTrueType_FontSrcData *bd_font_data = (ImGui_ImplStbTrueType_FontSrcData *)src->FontLoaderData;
if (src->MergeMode == false)
{
// FIXME-NEWFONTS: reevaluate how to use sizing metrics
// FIXME-NEWFONTS: make use of line gap value
float scale_for_layout = bd_font_data->ScaleFactor * baked->Size;
int unscaled_ascent, unscaled_descent, unscaled_line_gap;
stbtt_GetFontVMetrics(&bd_font_data->FontInfo, &unscaled_ascent, &unscaled_descent, &unscaled_line_gap);
baked->Ascent = ImCeil(unscaled_ascent * scale_for_layout);
baked->Descent = ImFloor(unscaled_descent * scale_for_layout);
}
return true;
}
static bool ImGui_ImplStbTrueType_FontBakedLoadGlyph(ImFontAtlas *atlas, ImFontConfig *src, ImFontBaked *baked, void *,
ImWchar codepoint, ImFontGlyph *out_glyph)
{
// Search for first font which has the glyph
ImGui_ImplStbTrueType_FontSrcData *bd_font_data = (ImGui_ImplStbTrueType_FontSrcData *)src->FontLoaderData;
IM_ASSERT(bd_font_data);
int glyph_index = stbtt_FindGlyphIndex(&bd_font_data->FontInfo, (int)codepoint);
if (glyph_index == 0)
return false;
// Fonts unit to pixels
int oversample_h, oversample_v;
ImFontAtlasBuildGetOversampleFactors(src, baked, &oversample_h, &oversample_v);
const float scale_for_layout = bd_font_data->ScaleFactor * baked->Size;
const float rasterizer_density = src->RasterizerDensity * baked->RasterizerDensity;
const float scale_for_raster_x = bd_font_data->ScaleFactor * baked->Size * rasterizer_density * oversample_h;
const float scale_for_raster_y = bd_font_data->ScaleFactor * baked->Size * rasterizer_density * oversample_v;
// Obtain size and advance
int x0, y0, x1, y1;
int advance, lsb;
stbtt_GetGlyphBitmapBoxSubpixel(&bd_font_data->FontInfo, glyph_index, scale_for_raster_x, scale_for_raster_y, 0, 0,
&x0, &y0, &x1, &y1);
stbtt_GetGlyphHMetrics(&bd_font_data->FontInfo, glyph_index, &advance, &lsb);
const bool is_visible = (x0 != x1 && y0 != y1);
// Prepare glyph
out_glyph->Codepoint = codepoint;
out_glyph->AdvanceX = advance * scale_for_layout;
// Pack and retrieve position inside texture atlas
// (generally based on stbtt_PackFontRangesRenderIntoRects)
if (is_visible)
{
const int w = (x1 - x0 + oversample_h - 1);
const int h = (y1 - y0 + oversample_v - 1);
ImFontAtlasRectId pack_id = ImFontAtlasPackAddRect(atlas, w, h);
if (pack_id == ImFontAtlasRectId_Invalid)
{
// Pathological out of memory case (TexMaxWidth/TexMaxHeight set too small?)
IM_ASSERT(pack_id != ImFontAtlasRectId_Invalid && "Out of texture memory.");
return false;
}
ImTextureRect *r = ImFontAtlasPackGetRect(atlas, pack_id);
// Render
stbtt_GetGlyphBitmapBox(&bd_font_data->FontInfo, glyph_index, scale_for_raster_x, scale_for_raster_y, &x0, &y0,
&x1, &y1);
ImFontAtlasBuilder *builder = atlas->Builder;
builder->TempBuffer.resize(w * h * 1);
unsigned char *bitmap_pixels = builder->TempBuffer.Data;
memset(bitmap_pixels, 0, w * h * 1);
stbtt_MakeGlyphBitmapSubpixel(&bd_font_data->FontInfo, bitmap_pixels, r->w - oversample_h + 1,
r->h - oversample_v + 1, w, scale_for_raster_x, scale_for_raster_y, 0, 0,
glyph_index);
// Oversampling
// (those functions conveniently assert if pixels are not cleared, which is another safety layer)
if (oversample_h > 1)
stbtt__h_prefilter(bitmap_pixels, r->w, r->h, r->w, oversample_h);
if (oversample_v > 1)
stbtt__v_prefilter(bitmap_pixels, r->w, r->h, r->w, oversample_v);
const float ref_size = baked->ContainerFont->Sources[0]->SizePixels;
const float offsets_scale = (ref_size != 0.0f) ? (baked->Size / ref_size) : 1.0f;
float font_off_x = (src->GlyphOffset.x * offsets_scale);
float font_off_y = (src->GlyphOffset.y * offsets_scale);
if (src->PixelSnapH) // Snap scaled offset. This is to mitigate backward compatibility issues for GlyphOffset,
// but a better design would be welcome.
font_off_x = IM_ROUND(font_off_x);
if (src->PixelSnapV)
font_off_y = IM_ROUND(font_off_y);
font_off_x += stbtt__oversample_shift(oversample_h);
font_off_y += stbtt__oversample_shift(oversample_v) + IM_ROUND(baked->Ascent);
float recip_h = 1.0f / (oversample_h * rasterizer_density);
float recip_v = 1.0f / (oversample_v * rasterizer_density);
// Register glyph
// r->x r->y are coordinates inside texture (in pixels)
// glyph.X0, glyph.Y0 are drawing coordinates from base text position, and accounting for oversampling.
out_glyph->X0 = x0 * recip_h + font_off_x;
out_glyph->Y0 = y0 * recip_v + font_off_y;
out_glyph->X1 = (x0 + (int)r->w) * recip_h + font_off_x;
out_glyph->Y1 = (y0 + (int)r->h) * recip_v + font_off_y;
out_glyph->Visible = true;
out_glyph->PackId = pack_id;
ImFontAtlasBakedSetFontGlyphBitmap(atlas, baked, src, out_glyph, r, bitmap_pixels, ImTextureFormat_Alpha8, w);
}
return true;
}
const ImFontLoader *ImFontAtlasGetFontLoaderForStbTruetype()
{
static ImFontLoader loader;
loader.Name = "stb_truetype";
loader.FontSrcInit = ImGui_ImplStbTrueType_FontSrcInit;
loader.FontSrcDestroy = ImGui_ImplStbTrueType_FontSrcDestroy;
loader.FontSrcContainsGlyph = ImGui_ImplStbTrueType_FontSrcContainsGlyph;
loader.FontBakedInit = ImGui_ImplStbTrueType_FontBakedInit;
loader.FontBakedDestroy = NULL;
loader.FontBakedLoadGlyph = ImGui_ImplStbTrueType_FontBakedLoadGlyph;
return &loader;
}
#endif // IMGUI_ENABLE_STB_TRUETYPE
//-------------------------------------------------------------------------
// [SECTION] ImFontAtlas: glyph ranges helpers
//-------------------------------------------------------------------------
// - GetGlyphRangesDefault()
// Obsolete functions since 1.92:
// - GetGlyphRangesGreek()
// - GetGlyphRangesKorean()
// - GetGlyphRangesChineseFull()
// - GetGlyphRangesChineseSimplifiedCommon()
// - GetGlyphRangesJapanese()
// - GetGlyphRangesCyrillic()
// - GetGlyphRangesThai()
// - GetGlyphRangesVietnamese()
//-----------------------------------------------------------------------------
// Retrieve list of range (2 int per range, values are inclusive)
const ImWchar *ImFontAtlas::GetGlyphRangesDefault()
{
static const ImWchar ranges[] = {
0x0020,
0x00FF, // Basic Latin + Latin Supplement
0,
};
return &ranges[0];
}
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
const ImWchar *ImFontAtlas::GetGlyphRangesGreek()
{
static const ImWchar ranges[] = {
0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x0370, 0x03FF, // Greek and Coptic
0,
};
return &ranges[0];
}
const ImWchar *ImFontAtlas::GetGlyphRangesKorean()
{
static const ImWchar ranges[] = {
0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x3131, 0x3163, // Korean alphabets
0xAC00, 0xD7A3, // Korean characters
0xFFFD, 0xFFFD, // Invalid
0,
};
return &ranges[0];
}
const ImWchar *ImFontAtlas::GetGlyphRangesChineseFull()
{
static const ImWchar ranges[] = {
0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x2000, 0x206F, // General Punctuation
0x3000, 0x30FF, // CJK Symbols and Punctuations, Hiragana, Katakana
0x31F0, 0x31FF, // Katakana Phonetic Extensions
0xFF00, 0xFFEF, // Half-width characters
0xFFFD, 0xFFFD, // Invalid
0x4e00, 0x9FAF, // CJK Ideograms
0,
};
return &ranges[0];
}
static void UnpackAccumulativeOffsetsIntoRanges(int base_codepoint, const short *accumulative_offsets,
int accumulative_offsets_count, ImWchar *out_ranges)
{
for (int n = 0; n < accumulative_offsets_count; n++, out_ranges += 2)
{
out_ranges[0] = out_ranges[1] = (ImWchar)(base_codepoint + accumulative_offsets[n]);
base_codepoint += accumulative_offsets[n];
}
out_ranges[0] = 0;
}
const ImWchar *ImFontAtlas::GetGlyphRangesChineseSimplifiedCommon()
{
// Store 2500 regularly used characters for Simplified Chinese.
// Sourced from
// https://zh.wiktionary.org/wiki/%E9%99%84%E5%BD%95:%E7%8E%B0%E4%BB%A3%E6%B1%89%E8%AF%AD%E5%B8%B8%E7%94%A8%E5%AD%97%E8%A1%A8
// This table covers 97.97% of all characters used during the month in July, 1987.
// You can use ImFontGlyphRangesBuilder to create your own ranges derived from this, by merging existing ranges or
// adding new characters. (Stored as accumulative offsets from the initial unicode codepoint 0x4E00. This encoding
// is designed to helps us compact the source code size.)
static const short accumulative_offsets_from_0x4E00[] = {
0, 1, 2, 4, 1, 1, 1, 1, 2, 1, 3, 2, 1, 2, 2, 1, 1, 1, 1, 1, 5, 2, 1, 2,
3, 3, 3, 2, 2, 4, 1, 1, 1, 2, 1, 5, 2, 3, 1, 2, 1, 2, 1, 1, 2, 1, 1, 2,
2, 1, 4, 1, 1, 1, 1, 5, 10, 1, 2, 19, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 5, 1,
6, 3, 2, 1, 2, 2, 1, 1, 1, 4, 8, 5, 1, 1, 4, 1, 1, 3, 1, 2, 1, 5, 1, 2,
1, 1, 1, 10, 1, 1, 5, 2, 4, 6, 1, 4, 2, 2, 2, 12, 2, 1, 1, 6, 1, 1, 1, 4,
1, 1, 4, 6, 5, 1, 4, 2, 2, 4, 10, 7, 1, 1, 4, 2, 4, 2, 1, 4, 3, 6, 10, 12,
5, 7, 2, 14, 2, 9, 1, 1, 6, 7, 10, 4, 7, 13, 1, 5, 4, 8, 4, 1, 1, 2, 28, 5,
6, 1, 1, 5, 2, 5, 20, 2, 2, 9, 8, 11, 2, 9, 17, 1, 8, 6, 8, 27, 4, 6, 9, 20,
11, 27, 6, 68, 2, 2, 1, 1, 1, 2, 1, 2, 2, 7, 6, 11, 3, 3, 1, 1, 3, 1, 2, 1,
1, 1, 1, 1, 3, 1, 1, 8, 3, 4, 1, 5, 7, 2, 1, 4, 4, 8, 4, 2, 1, 2, 1, 1,
4, 5, 6, 3, 6, 2, 12, 3, 1, 3, 9, 2, 4, 3, 4, 1, 5, 3, 3, 1, 3, 7, 1, 5,
1, 1, 1, 1, 2, 3, 4, 5, 2, 3, 2, 6, 1, 1, 2, 1, 7, 1, 7, 3, 4, 5, 15, 2,
2, 1, 5, 3, 22, 19, 2, 1, 1, 1, 1, 2, 5, 1, 1, 1, 6, 1, 1, 12, 8, 2, 9, 18,
22, 4, 1, 1, 5, 1, 16, 1, 2, 7, 10, 15, 1, 1, 6, 2, 4, 1, 2, 4, 1, 6, 1, 1,
3, 2, 4, 1, 6, 4, 5, 1, 2, 1, 1, 2, 1, 10, 3, 1, 3, 2, 1, 9, 3, 2, 5, 7,
2, 19, 4, 3, 6, 1, 1, 1, 1, 1, 4, 3, 2, 1, 1, 1, 2, 5, 3, 1, 1, 1, 2, 2,
1, 1, 2, 1, 1, 2, 1, 3, 1, 1, 1, 3, 7, 1, 4, 1, 1, 2, 1, 1, 2, 1, 2, 4,
4, 3, 8, 1, 1, 1, 2, 1, 3, 5, 1, 3, 1, 3, 4, 6, 2, 2, 14, 4, 6, 6, 11, 9,
1, 15, 3, 1, 28, 5, 2, 5, 5, 3, 1, 3, 4, 5, 4, 6, 14, 3, 2, 3, 5, 21, 2, 7,
20, 10, 1, 2, 19, 2, 4, 28, 28, 2, 3, 2, 1, 14, 4, 1, 26, 28, 42, 12, 40, 3, 52, 79,
5, 14, 17, 3, 2, 2, 11, 3, 4, 6, 3, 1, 8, 2, 23, 4, 5, 8, 10, 4, 2, 7, 3, 5,
1, 1, 6, 3, 1, 2, 2, 2, 5, 28, 1, 1, 7, 7, 20, 5, 3, 29, 3, 17, 26, 1, 8, 4,
27, 3, 6, 11, 23, 5, 3, 4, 6, 13, 24, 16, 6, 5, 10, 25, 35, 7, 3, 2, 3, 3, 14, 3,
6, 2, 6, 1, 4, 2, 3, 8, 2, 1, 1, 3, 3, 3, 4, 1, 1, 13, 2, 2, 4, 5, 2, 1,
14, 14, 1, 2, 2, 1, 4, 5, 2, 3, 1, 14, 3, 12, 3, 17, 2, 16, 5, 1, 2, 1, 8, 9,
3, 19, 4, 2, 2, 4, 17, 25, 21, 20, 28, 75, 1, 10, 29, 103, 4, 1, 2, 1, 1, 4, 2, 4,
1, 2, 3, 24, 2, 2, 2, 1, 1, 2, 1, 3, 8, 1, 1, 1, 2, 1, 1, 3, 1, 1, 1, 6,
1, 5, 3, 1, 1, 1, 3, 4, 1, 1, 5, 2, 1, 5, 6, 13, 9, 16, 1, 1, 1, 1, 3, 2,
3, 2, 4, 5, 2, 5, 2, 2, 3, 7, 13, 7, 2, 2, 1, 1, 1, 1, 2, 3, 3, 2, 1, 6,
4, 9, 2, 1, 14, 2, 14, 2, 1, 18, 3, 4, 14, 4, 11, 41, 15, 23, 15, 23, 176, 1, 3, 4,
1, 1, 1, 1, 5, 3, 1, 2, 3, 7, 3, 1, 1, 2, 1, 2, 4, 4, 6, 2, 4, 1, 9, 7,
1, 10, 5, 8, 16, 29, 1, 1, 2, 2, 3, 1, 3, 5, 2, 4, 5, 4, 1, 1, 2, 2, 3, 3,
7, 1, 6, 10, 1, 17, 1, 44, 4, 6, 2, 1, 1, 6, 5, 4, 2, 10, 1, 6, 9, 2, 8, 1,
24, 1, 2, 13, 7, 8, 8, 2, 1, 4, 1, 3, 1, 3, 3, 5, 2, 5, 10, 9, 4, 9, 12, 2,
1, 6, 1, 10, 1, 1, 7, 7, 4, 10, 8, 3, 1, 13, 4, 3, 1, 6, 1, 3, 5, 2, 1, 2,
17, 16, 5, 2, 16, 6, 1, 4, 2, 1, 3, 3, 6, 8, 5, 11, 11, 1, 3, 3, 2, 4, 6, 10,
9, 5, 7, 4, 7, 4, 7, 1, 1, 4, 2, 1, 3, 6, 8, 7, 1, 6, 11, 5, 5, 3, 24, 9,
4, 2, 7, 13, 5, 1, 8, 82, 16, 61, 1, 1, 1, 4, 2, 2, 16, 10, 3, 8, 1, 1, 6, 4,
2, 1, 3, 1, 1, 1, 4, 3, 8, 4, 2, 2, 1, 1, 1, 1, 1, 6, 3, 5, 1, 1, 4, 6,
9, 2, 1, 1, 1, 2, 1, 7, 2, 1, 6, 1, 5, 4, 4, 3, 1, 8, 1, 3, 3, 1, 3, 2,
2, 2, 2, 3, 1, 6, 1, 2, 1, 2, 1, 3, 7, 1, 8, 2, 1, 2, 1, 5, 2, 5, 3, 5,
10, 1, 2, 1, 1, 3, 2, 5, 11, 3, 9, 3, 5, 1, 1, 5, 9, 1, 2, 1, 5, 7, 9, 9,
8, 1, 3, 3, 3, 6, 8, 2, 3, 2, 1, 1, 32, 6, 1, 2, 15, 9, 3, 7, 13, 1, 3, 10,
13, 2, 14, 1, 13, 10, 2, 1, 3, 10, 4, 15, 2, 15, 15, 10, 1, 3, 9, 6, 9, 32, 25, 26,
47, 7, 3, 2, 3, 1, 6, 3, 4, 3, 2, 8, 5, 4, 1, 9, 4, 2, 2, 19, 10, 6, 2, 3,
8, 1, 2, 2, 4, 2, 1, 9, 4, 4, 4, 6, 4, 8, 9, 2, 3, 1, 1, 1, 1, 3, 5, 5,
1, 3, 8, 4, 6, 2, 1, 4, 12, 1, 5, 3, 7, 13, 2, 5, 8, 1, 6, 1, 2, 5, 14, 6,
1, 5, 2, 4, 8, 15, 5, 1, 23, 6, 62, 2, 10, 1, 1, 8, 1, 2, 2, 10, 4, 2, 2, 9,
2, 1, 1, 3, 2, 3, 1, 5, 3, 3, 2, 1, 3, 8, 1, 1, 1, 11, 3, 1, 1, 4, 3, 7,
1, 14, 1, 2, 3, 12, 5, 2, 5, 1, 6, 7, 5, 7, 14, 11, 1, 3, 1, 8, 9, 12, 2, 1,
11, 8, 4, 4, 2, 6, 10, 9, 13, 1, 1, 3, 1, 5, 1, 3, 2, 4, 4, 1, 18, 2, 3, 14,
11, 4, 29, 4, 2, 7, 1, 3, 13, 9, 2, 2, 5, 3, 5, 20, 7, 16, 8, 5, 72, 34, 6, 4,
22, 12, 12, 28, 45, 36, 9, 7, 39, 9, 191, 1, 1, 1, 4, 11, 8, 4, 9, 2, 3, 22, 1, 1,
1, 1, 4, 17, 1, 7, 7, 1, 11, 31, 10, 2, 4, 8, 2, 3, 2, 1, 4, 2, 16, 4, 32, 2,
3, 19, 13, 4, 9, 1, 5, 2, 14, 8, 1, 1, 3, 6, 19, 6, 5, 1, 16, 6, 2, 10, 8, 5,
1, 2, 3, 1, 5, 5, 1, 11, 6, 6, 1, 3, 3, 2, 6, 3, 8, 1, 1, 4, 10, 7, 5, 7,
7, 5, 8, 9, 2, 1, 3, 4, 1, 1, 3, 1, 3, 3, 2, 6, 16, 1, 4, 6, 3, 1, 10, 6,
1, 3, 15, 2, 9, 2, 10, 25, 13, 9, 16, 6, 2, 2, 10, 11, 4, 3, 9, 1, 2, 6, 6, 5,
4, 30, 40, 1, 10, 7, 12, 14, 33, 6, 3, 6, 7, 3, 1, 3, 1, 11, 14, 4, 9, 5, 12, 11,
49, 18, 51, 31, 140, 31, 2, 2, 1, 5, 1, 8, 1, 10, 1, 4, 4, 3, 24, 1, 10, 1, 3, 6,
6, 16, 3, 4, 5, 2, 1, 4, 2, 57, 10, 6, 22, 2, 22, 3, 7, 22, 6, 10, 11, 36, 18, 16,
33, 36, 2, 5, 5, 1, 1, 1, 4, 10, 1, 4, 13, 2, 7, 5, 2, 9, 3, 4, 1, 7, 43, 3,
7, 3, 9, 14, 7, 9, 1, 11, 1, 1, 3, 7, 4, 18, 13, 1, 14, 1, 3, 6, 10, 73, 2, 2,
30, 6, 1, 11, 18, 19, 13, 22, 3, 46, 42, 37, 89, 7, 3, 16, 34, 2, 2, 3, 9, 1, 7, 1,
1, 1, 2, 2, 4, 10, 7, 3, 10, 3, 9, 5, 28, 9, 2, 6, 13, 7, 3, 1, 3, 10, 2, 7,
2, 11, 3, 6, 21, 54, 85, 2, 1, 4, 2, 2, 1, 39, 3, 21, 2, 2, 5, 1, 1, 1, 4, 1,
1, 3, 4, 15, 1, 3, 2, 4, 4, 2, 3, 8, 2, 20, 1, 8, 7, 13, 4, 1, 26, 6, 2, 9,
34, 4, 21, 52, 10, 4, 4, 1, 5, 12, 2, 11, 1, 7, 2, 30, 12, 44, 2, 30, 1, 1, 3, 6,
16, 9, 17, 39, 82, 2, 2, 24, 7, 1, 7, 3, 16, 9, 14, 44, 2, 1, 2, 1, 2, 3, 5, 2,
4, 1, 6, 7, 5, 3, 2, 6, 1, 11, 5, 11, 2, 1, 18, 19, 8, 1, 3, 24, 29, 2, 1, 3,
5, 2, 2, 1, 13, 6, 5, 1, 46, 11, 3, 5, 1, 1, 5, 8, 2, 10, 6, 12, 6, 3, 7, 11,
2, 4, 16, 13, 2, 5, 1, 1, 2, 2, 5, 2, 28, 5, 2, 23, 10, 8, 4, 4, 22, 39, 95, 38,
8, 14, 9, 5, 1, 13, 5, 4, 3, 13, 12, 11, 1, 9, 1, 27, 37, 2, 5, 4, 4, 63, 211, 95,
2, 2, 2, 1, 3, 5, 2, 1, 1, 2, 2, 1, 1, 1, 3, 2, 4, 1, 2, 1, 1, 5, 2, 2,
1, 1, 2, 3, 1, 3, 1, 1, 1, 3, 1, 4, 2, 1, 3, 6, 1, 1, 3, 7, 15, 5, 3, 2,
5, 3, 9, 11, 4, 2, 22, 1, 6, 3, 8, 7, 1, 4, 28, 4, 16, 3, 3, 25, 4, 4, 27, 27,
1, 4, 1, 2, 2, 7, 1, 3, 5, 2, 28, 8, 2, 14, 1, 8, 6, 16, 25, 3, 3, 3, 14, 3,
3, 1, 1, 2, 1, 4, 6, 3, 8, 4, 1, 1, 1, 2, 3, 6, 10, 6, 2, 3, 18, 3, 2, 5,
5, 4, 3, 1, 5, 2, 5, 4, 23, 7, 6, 12, 6, 4, 17, 11, 9, 5, 1, 1, 10, 5, 12, 1,
1, 11, 26, 33, 7, 3, 6, 1, 17, 7, 1, 5, 12, 1, 11, 2, 4, 1, 8, 14, 17, 23, 1, 2,
1, 7, 8, 16, 11, 9, 6, 5, 2, 6, 4, 16, 2, 8, 14, 1, 11, 8, 9, 1, 1, 1, 9, 25,
4, 11, 19, 7, 2, 15, 2, 12, 8, 52, 7, 5, 19, 2, 16, 4, 36, 8, 1, 16, 8, 24, 26, 4,
6, 2, 9, 5, 4, 36, 3, 28, 12, 25, 15, 37, 27, 17, 12, 59, 38, 5, 32, 127, 1, 2, 9, 17,
14, 4, 1, 2, 1, 1, 8, 11, 50, 4, 14, 2, 19, 16, 4, 17, 5, 4, 5, 26, 12, 45, 2, 23,
45, 104, 30, 12, 8, 3, 10, 2, 2, 3, 3, 1, 4, 20, 7, 2, 9, 6, 15, 2, 20, 1, 3, 16,
4, 11, 15, 6, 134, 2, 5, 59, 1, 2, 2, 2, 1, 9, 17, 3, 26, 137, 10, 211, 59, 1, 2, 4,
1, 4, 1, 1, 1, 2, 6, 2, 3, 1, 1, 2, 3, 2, 3, 1, 3, 4, 4, 2, 3, 3, 1, 4,
3, 1, 7, 2, 2, 3, 1, 2, 1, 3, 3, 3, 2, 2, 3, 2, 1, 3, 14, 6, 1, 3, 2, 9,
6, 15, 27, 9, 34, 145, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 2, 2, 3, 1, 2,
1, 1, 1, 2, 3, 5, 8, 3, 5, 2, 4, 1, 3, 2, 2, 2, 12, 4, 1, 1, 1, 10, 4, 5,
1, 20, 4, 16, 1, 15, 9, 5, 12, 2, 9, 2, 5, 4, 2, 26, 19, 7, 1, 26, 4, 30, 12, 15,
42, 1, 6, 8, 172, 1, 1, 4, 2, 1, 1, 11, 2, 2, 4, 2, 1, 2, 1, 10, 8, 1, 2, 1,
4, 5, 1, 2, 5, 1, 8, 4, 1, 3, 4, 2, 1, 6, 2, 1, 3, 4, 1, 2, 1, 1, 1, 1,
12, 5, 7, 2, 4, 3, 1, 1, 1, 3, 3, 6, 1, 2, 2, 3, 3, 3, 2, 1, 2, 12, 14, 11,
6, 6, 4, 12, 2, 8, 1, 7, 10, 1, 35, 7, 4, 13, 15, 4, 3, 23, 21, 28, 52, 5, 26, 5,
6, 1, 7, 10, 2, 7, 53, 3, 2, 1, 1, 1, 2, 163, 532, 1, 10, 11, 1, 3, 3, 4, 8, 2,
8, 6, 2, 2, 23, 22, 4, 2, 2, 4, 2, 1, 3, 1, 3, 3, 5, 9, 8, 2, 1, 2, 8, 1,
10, 2, 12, 21, 20, 15, 105, 2, 3, 1, 1, 3, 2, 3, 1, 1, 2, 5, 1, 4, 15, 11, 19, 1,
1, 1, 1, 5, 4, 5, 1, 1, 2, 5, 3, 5, 12, 1, 2, 5, 1, 11, 1, 1, 15, 9, 1, 4,
5, 3, 26, 8, 2, 1, 3, 1, 1, 15, 19, 2, 12, 1, 2, 5, 2, 7, 2, 19, 2, 20, 6, 26,
7, 5, 2, 2, 7, 34, 21, 13, 70, 2, 128, 1, 1, 2, 1, 1, 2, 1, 1, 3, 2, 2, 2, 15,
1, 4, 1, 3, 4, 42, 10, 6, 1, 49, 85, 8, 1, 2, 1, 1, 4, 4, 2, 3, 6, 1, 5, 7,
4, 3, 211, 4, 1, 2, 1, 2, 5, 1, 2, 4, 2, 2, 6, 5, 6, 10, 3, 4, 48, 100, 6, 2,
16, 296, 5, 27, 387, 2, 2, 3, 7, 16, 8, 5, 38, 15, 39, 21, 9, 10, 3, 7, 59, 13, 27, 21,
47, 5, 21, 6};
static ImWchar base_ranges[] = // not zero-terminated
{
0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x2000, 0x206F, // General Punctuation
0x3000, 0x30FF, // CJK Symbols and Punctuations, Hiragana, Katakana
0x31F0, 0x31FF, // Katakana Phonetic Extensions
0xFF00, 0xFFEF, // Half-width characters
0xFFFD, 0xFFFD // Invalid
};
static ImWchar full_ranges[IM_ARRAYSIZE(base_ranges) + IM_ARRAYSIZE(accumulative_offsets_from_0x4E00) * 2 + 1] = {
0};
if (!full_ranges[0])
{
memcpy(full_ranges, base_ranges, sizeof(base_ranges));
UnpackAccumulativeOffsetsIntoRanges(0x4E00, accumulative_offsets_from_0x4E00,
IM_ARRAYSIZE(accumulative_offsets_from_0x4E00),
full_ranges + IM_ARRAYSIZE(base_ranges));
}
return &full_ranges[0];
}
const ImWchar *ImFontAtlas::GetGlyphRangesJapanese()
{
// 2999 ideograms code points for Japanese
// - 2136 Joyo (meaning "for regular use" or "for common use") Kanji code points
// - 863 Jinmeiyo (meaning "for personal name") Kanji code points
// - Sourced from official information provided by the government agencies of Japan:
// - List of Joyo Kanji by the Agency for Cultural Affairs
// - https://www.bunka.go.jp/kokugo_nihongo/sisaku/joho/joho/kijun/naikaku/kanji/
// - List of Jinmeiyo Kanji by the Ministry of Justice
// - http://www.moj.go.jp/MINJI/minji86.html
// - Available under the terms of the Creative Commons Attribution 4.0 International (CC BY 4.0).
// - https://creativecommons.org/licenses/by/4.0/legalcode
// - You can generate this code by the script at:
// - https://github.com/vaiorabbit/everyday_use_kanji
// - References:
// - List of Joyo Kanji
// - (Wikipedia) https://en.wikipedia.org/wiki/List_of_j%C5%8Dy%C5%8D_kanji
// - List of Jinmeiyo Kanji
// - (Wikipedia) https://en.wikipedia.org/wiki/Jinmeiy%C5%8D_kanji
// - Missing 1 Joyo Kanji: U+20B9F (Kun'yomi: Shikaru, On'yomi: Shitsu,shichi), see
// https://github.com/ocornut/imgui/pull/3627 for details. You can use ImFontGlyphRangesBuilder to create your own
// ranges derived from this, by merging existing ranges or adding new characters. (Stored as accumulative offsets
// from the initial unicode codepoint 0x4E00. This encoding is designed to helps us compact the source code size.)
static const short accumulative_offsets_from_0x4E00[] = {
0, 1, 2, 4, 1, 1, 1, 1, 2, 1, 3, 3, 2, 2, 1, 5, 3, 5, 7, 5, 6, 1, 2, 1, 7, 2,
6, 3, 1, 8, 1, 1, 4, 1, 1, 18, 2, 11, 2, 6, 2, 1, 2, 1, 5, 1, 2, 1, 3, 1, 2, 1,
2, 3, 3, 1, 1, 2, 3, 1, 1, 1, 12, 7, 9, 1, 4, 5, 1, 1, 2, 1, 10, 1, 1, 9, 2, 2,
4, 5, 6, 9, 3, 1, 1, 1, 1, 9, 3, 18, 5, 2, 2, 2, 2, 1, 6, 3, 7, 1, 1, 1, 1, 2,
2, 4, 2, 1, 23, 2, 10, 4, 3, 5, 2, 4, 10, 2, 4, 13, 1, 6, 1, 9, 3, 1, 1, 6, 6, 7,
6, 3, 1, 2, 11, 3, 2, 2, 3, 2, 15, 2, 2, 5, 4, 3, 6, 4, 1, 2, 5, 2, 12, 16, 6, 13,
9, 13, 2, 1, 1, 7, 16, 4, 7, 1, 19, 1, 5, 1, 2, 2, 7, 7, 8, 2, 6, 5, 4, 9, 18, 7,
4, 5, 9, 13, 11, 8, 15, 2, 1, 1, 1, 2, 1, 2, 2, 1, 2, 2, 8, 2, 9, 3, 3, 1, 1, 4,
4, 1, 1, 1, 4, 9, 1, 4, 3, 5, 5, 2, 7, 5, 3, 4, 8, 2, 1, 13, 2, 3, 3, 1, 14, 1,
1, 4, 5, 1, 3, 6, 1, 5, 2, 1, 1, 3, 3, 3, 3, 1, 1, 2, 7, 6, 6, 7, 1, 4, 7, 6,
1, 1, 1, 1, 1, 12, 3, 3, 9, 5, 2, 6, 1, 5, 6, 1, 2, 3, 18, 2, 4, 14, 4, 1, 3, 6,
1, 1, 6, 3, 5, 5, 3, 2, 2, 2, 2, 12, 3, 1, 4, 2, 3, 2, 3, 11, 1, 7, 4, 1, 2, 1,
3, 17, 1, 9, 1, 24, 1, 1, 4, 2, 2, 4, 1, 2, 7, 1, 1, 1, 3, 1, 2, 2, 4, 15, 1, 1,
2, 1, 1, 2, 1, 5, 2, 5, 20, 2, 5, 9, 1, 10, 8, 7, 6, 1, 1, 1, 1, 1, 1, 6, 2, 1,
2, 8, 1, 1, 1, 1, 5, 1, 1, 3, 1, 1, 1, 1, 3, 1, 1, 12, 4, 1, 3, 1, 1, 1, 1, 1,
10, 3, 1, 7, 5, 13, 1, 2, 3, 4, 6, 1, 1, 30, 2, 9, 9, 1, 15, 38, 11, 3, 1, 8, 24, 7,
1, 9, 8, 10, 2, 1, 9, 31, 2, 13, 6, 2, 9, 4, 49, 5, 2, 15, 2, 1, 10, 2, 1, 1, 1, 2,
2, 6, 15, 30, 35, 3, 14, 18, 8, 1, 16, 10, 28, 12, 19, 45, 38, 1, 3, 2, 3, 13, 2, 1, 7, 3,
6, 5, 3, 4, 3, 1, 5, 7, 8, 1, 5, 3, 18, 5, 3, 6, 1, 21, 4, 24, 9, 24, 40, 3, 14, 3,
21, 3, 2, 1, 2, 4, 2, 3, 1, 15, 15, 6, 5, 1, 1, 3, 1, 5, 6, 1, 9, 7, 3, 3, 2, 1,
4, 3, 8, 21, 5, 16, 4, 5, 2, 10, 11, 11, 3, 6, 3, 2, 9, 3, 6, 13, 1, 2, 1, 1, 1, 1,
11, 12, 6, 6, 1, 4, 2, 6, 5, 2, 1, 1, 3, 3, 6, 13, 3, 1, 1, 5, 1, 2, 3, 3, 14, 2,
1, 2, 2, 2, 5, 1, 9, 5, 1, 1, 6, 12, 3, 12, 3, 4, 13, 2, 14, 2, 8, 1, 17, 5, 1, 16,
4, 2, 2, 21, 8, 9, 6, 23, 20, 12, 25, 19, 9, 38, 8, 3, 21, 40, 25, 33, 13, 4, 3, 1, 4, 1,
2, 4, 1, 2, 5, 26, 2, 1, 1, 2, 1, 3, 6, 2, 1, 1, 1, 1, 1, 1, 2, 3, 1, 1, 1, 9,
2, 3, 1, 1, 1, 3, 6, 3, 2, 1, 1, 6, 6, 1, 8, 2, 2, 2, 1, 4, 1, 2, 3, 2, 7, 3,
2, 4, 1, 2, 1, 2, 2, 1, 1, 1, 1, 1, 3, 1, 2, 5, 4, 10, 9, 4, 9, 1, 1, 1, 1, 1,
1, 5, 3, 2, 1, 6, 4, 9, 6, 1, 10, 2, 31, 17, 8, 3, 7, 5, 40, 1, 7, 7, 1, 6, 5, 2,
10, 7, 8, 4, 15, 39, 25, 6, 28, 47, 18, 10, 7, 1, 3, 1, 1, 2, 1, 1, 1, 3, 3, 3, 1, 1,
1, 3, 4, 2, 1, 4, 1, 3, 6, 10, 7, 8, 6, 2, 2, 1, 3, 3, 2, 5, 8, 7, 9, 12, 2, 15,
1, 1, 4, 1, 2, 1, 1, 1, 3, 2, 1, 3, 3, 5, 6, 2, 3, 2, 10, 1, 4, 2, 8, 1, 1, 1,
11, 6, 1, 21, 4, 16, 3, 1, 3, 1, 4, 2, 3, 6, 5, 1, 3, 1, 1, 3, 3, 4, 6, 1, 1, 10,
4, 2, 7, 10, 4, 7, 4, 2, 9, 4, 3, 1, 1, 1, 4, 1, 8, 3, 4, 1, 3, 1, 6, 1, 4, 2,
1, 4, 7, 2, 1, 8, 1, 4, 5, 1, 1, 2, 2, 4, 6, 2, 7, 1, 10, 1, 1, 3, 4, 11, 10, 8,
21, 4, 6, 1, 3, 5, 2, 1, 2, 28, 5, 5, 2, 3, 13, 1, 2, 3, 1, 4, 2, 1, 5, 20, 3, 8,
11, 1, 3, 3, 3, 1, 8, 10, 9, 2, 10, 9, 2, 3, 1, 1, 2, 4, 1, 8, 3, 6, 1, 7, 8, 6,
11, 1, 4, 29, 8, 4, 3, 1, 2, 7, 13, 1, 4, 1, 6, 2, 6, 12, 12, 2, 20, 3, 2, 3, 6, 4,
8, 9, 2, 7, 34, 5, 1, 18, 6, 1, 1, 4, 4, 5, 7, 9, 1, 2, 2, 4, 3, 4, 1, 7, 2, 2,
2, 6, 2, 3, 25, 5, 3, 6, 1, 4, 6, 7, 4, 2, 1, 4, 2, 13, 6, 4, 4, 3, 1, 5, 3, 4,
4, 3, 2, 1, 1, 4, 1, 2, 1, 1, 3, 1, 11, 1, 6, 3, 1, 7, 3, 6, 2, 8, 8, 6, 9, 3,
4, 11, 3, 2, 10, 12, 2, 5, 11, 1, 6, 4, 5, 3, 1, 8, 5, 4, 6, 6, 3, 5, 1, 1, 3, 2,
1, 2, 2, 6, 17, 12, 1, 10, 1, 6, 12, 1, 6, 6, 19, 9, 6, 16, 1, 13, 4, 4, 15, 7, 17, 6,
11, 9, 15, 12, 6, 7, 2, 1, 2, 2, 15, 9, 3, 21, 4, 6, 49, 18, 7, 3, 2, 3, 1, 6, 8, 2,
2, 6, 2, 9, 1, 3, 6, 4, 4, 1, 2, 16, 2, 5, 2, 1, 6, 2, 3, 5, 3, 1, 2, 5, 1, 2,
1, 9, 3, 1, 8, 6, 4, 8, 11, 3, 1, 1, 1, 1, 3, 1, 13, 8, 4, 1, 3, 2, 2, 1, 4, 1,
11, 1, 5, 2, 1, 5, 2, 5, 8, 6, 1, 1, 7, 4, 3, 8, 3, 2, 7, 2, 1, 5, 1, 5, 2, 4,
7, 6, 2, 8, 5, 1, 11, 4, 5, 3, 6, 18, 1, 2, 13, 3, 3, 1, 21, 1, 1, 4, 1, 4, 1, 1,
1, 8, 1, 2, 2, 7, 1, 2, 4, 2, 2, 9, 2, 1, 1, 1, 4, 3, 6, 3, 12, 5, 1, 1, 1, 5,
6, 3, 2, 4, 8, 2, 2, 4, 2, 7, 1, 8, 9, 5, 2, 3, 2, 1, 3, 2, 13, 7, 14, 6, 5, 1,
1, 2, 1, 4, 2, 23, 2, 1, 1, 6, 3, 1, 4, 1, 15, 3, 1, 7, 3, 9, 14, 1, 3, 1, 4, 1,
1, 5, 8, 1, 3, 8, 3, 8, 15, 11, 4, 14, 4, 4, 2, 5, 5, 1, 7, 1, 6, 14, 7, 7, 8, 5,
15, 4, 8, 6, 5, 6, 2, 1, 13, 1, 20, 15, 11, 9, 2, 5, 6, 2, 11, 2, 6, 2, 5, 1, 5, 8,
4, 13, 19, 25, 4, 1, 1, 11, 1, 34, 2, 5, 9, 14, 6, 2, 2, 6, 1, 1, 14, 1, 3, 14, 13, 1,
6, 12, 21, 14, 14, 6, 32, 17, 8, 32, 9, 28, 1, 2, 4, 11, 8, 3, 1, 14, 2, 5, 15, 1, 1, 1,
1, 3, 6, 4, 1, 3, 4, 11, 3, 1, 1, 11, 30, 1, 5, 1, 4, 1, 5, 8, 1, 1, 3, 2, 4, 3,
17, 35, 2, 6, 12, 17, 3, 1, 6, 2, 1, 1, 12, 2, 7, 3, 3, 2, 1, 16, 2, 8, 3, 6, 5, 4,
7, 3, 3, 8, 1, 9, 8, 5, 1, 2, 1, 3, 2, 8, 1, 2, 9, 12, 1, 1, 2, 3, 8, 3, 24, 12,
4, 3, 7, 5, 8, 3, 3, 3, 3, 3, 3, 1, 23, 10, 3, 1, 2, 2, 6, 3, 1, 16, 1, 16, 22, 3,
10, 4, 11, 6, 9, 7, 7, 3, 6, 2, 2, 2, 4, 10, 2, 1, 1, 2, 8, 7, 1, 6, 4, 1, 3, 3,
3, 5, 10, 12, 12, 2, 3, 12, 8, 15, 1, 1, 16, 6, 6, 1, 5, 9, 11, 4, 11, 4, 2, 6, 12, 1,
17, 5, 13, 1, 4, 9, 5, 1, 11, 2, 1, 8, 1, 5, 7, 28, 8, 3, 5, 10, 2, 17, 3, 38, 22, 1,
2, 18, 12, 10, 4, 38, 18, 1, 4, 44, 19, 4, 1, 8, 4, 1, 12, 1, 4, 31, 12, 1, 14, 7, 75, 7,
5, 10, 6, 6, 13, 3, 2, 11, 11, 3, 2, 5, 28, 15, 6, 18, 18, 5, 6, 4, 3, 16, 1, 7, 18, 7,
36, 3, 5, 3, 1, 7, 1, 9, 1, 10, 7, 2, 4, 2, 6, 2, 9, 7, 4, 3, 32, 12, 3, 7, 10, 2,
23, 16, 3, 1, 12, 3, 31, 4, 11, 1, 3, 8, 9, 5, 1, 30, 15, 6, 12, 3, 2, 2, 11, 19, 9, 14,
2, 6, 2, 3, 19, 13, 17, 5, 3, 3, 25, 3, 14, 1, 1, 1, 36, 1, 3, 2, 19, 3, 13, 36, 9, 13,
31, 6, 4, 16, 34, 2, 5, 4, 2, 3, 3, 5, 1, 1, 1, 4, 3, 1, 17, 3, 2, 3, 5, 3, 1, 3,
2, 3, 5, 6, 3, 12, 11, 1, 3, 1, 2, 26, 7, 12, 7, 2, 14, 3, 3, 7, 7, 11, 25, 25, 28, 16,
4, 36, 1, 2, 1, 6, 2, 1, 9, 3, 27, 17, 4, 3, 4, 13, 4, 1, 3, 2, 2, 1, 10, 4, 2, 4,
6, 3, 8, 2, 1, 18, 1, 1, 24, 2, 2, 4, 33, 2, 3, 63, 7, 1, 6, 40, 7, 3, 4, 4, 2, 4,
15, 18, 1, 16, 1, 1, 11, 2, 41, 14, 1, 3, 18, 13, 3, 2, 4, 16, 2, 17, 7, 15, 24, 7, 18, 13,
44, 2, 2, 3, 6, 1, 1, 7, 5, 1, 7, 1, 4, 3, 3, 5, 10, 8, 2, 3, 1, 8, 1, 1, 27, 4,
2, 1, 12, 1, 2, 1, 10, 6, 1, 6, 7, 5, 2, 3, 7, 11, 5, 11, 3, 6, 6, 2, 3, 15, 4, 9,
1, 1, 2, 1, 2, 11, 2, 8, 12, 8, 5, 4, 2, 3, 1, 5, 2, 2, 1, 14, 1, 12, 11, 4, 1, 11,
17, 17, 4, 3, 2, 5, 5, 7, 3, 1, 5, 9, 9, 8, 2, 5, 6, 6, 13, 13, 2, 1, 2, 6, 1, 2,
2, 49, 4, 9, 1, 2, 10, 16, 7, 8, 4, 3, 2, 23, 4, 58, 3, 29, 1, 14, 19, 19, 11, 11, 2, 7,
5, 1, 3, 4, 6, 2, 18, 5, 12, 12, 17, 17, 3, 3, 2, 4, 1, 6, 2, 3, 4, 3, 1, 1, 1, 1,
5, 1, 1, 9, 1, 3, 1, 3, 6, 1, 8, 1, 1, 2, 6, 4, 14, 3, 1, 4, 11, 4, 1, 3, 32, 1,
2, 4, 13, 4, 1, 2, 4, 2, 1, 3, 1, 11, 1, 4, 2, 1, 4, 4, 6, 3, 5, 1, 6, 5, 7, 6,
3, 23, 3, 5, 3, 5, 3, 3, 13, 3, 9, 10, 1, 12, 10, 2, 3, 18, 13, 7, 160, 52, 4, 2, 2, 3,
2, 14, 5, 4, 12, 4, 6, 4, 1, 20, 4, 11, 6, 2, 12, 27, 1, 4, 1, 2, 2, 7, 4, 5, 2, 28,
3, 7, 25, 8, 3, 19, 3, 6, 10, 2, 2, 1, 10, 2, 5, 4, 1, 3, 4, 1, 5, 3, 2, 6, 9, 3,
6, 2, 16, 3, 3, 16, 4, 5, 5, 3, 2, 1, 2, 16, 15, 8, 2, 6, 21, 2, 4, 1, 22, 5, 8, 1,
1, 21, 11, 2, 1, 11, 11, 19, 13, 12, 4, 2, 3, 2, 3, 6, 1, 8, 11, 1, 4, 2, 9, 5, 2, 1,
11, 2, 9, 1, 1, 2, 14, 31, 9, 3, 4, 21, 14, 4, 8, 1, 7, 2, 2, 2, 5, 1, 4, 20, 3, 3,
4, 10, 1, 11, 9, 8, 2, 1, 4, 5, 14, 12, 14, 2, 17, 9, 6, 31, 4, 14, 1, 20, 13, 26, 5, 2,
7, 3, 6, 13, 2, 4, 2, 19, 6, 2, 2, 18, 9, 3, 5, 12, 12, 14, 4, 6, 2, 3, 6, 9, 5, 22,
4, 5, 25, 6, 4, 8, 5, 2, 6, 27, 2, 35, 2, 16, 3, 7, 8, 8, 6, 6, 5, 9, 17, 2, 20, 6,
19, 2, 13, 3, 1, 1, 1, 4, 17, 12, 2, 14, 7, 1, 4, 18, 12, 38, 33, 2, 10, 1, 1, 2, 13, 14,
17, 11, 50, 6, 33, 20, 26, 74, 16, 23, 45, 50, 13, 38, 33, 6, 6, 7, 4, 4, 2, 1, 3, 2, 5, 8,
7, 8, 9, 3, 11, 21, 9, 13, 1, 3, 10, 6, 7, 1, 2, 2, 18, 5, 5, 1, 9, 9, 2, 68, 9, 19,
13, 2, 5, 1, 4, 4, 7, 4, 13, 3, 9, 10, 21, 17, 3, 26, 2, 1, 5, 2, 4, 5, 4, 1, 7, 4,
7, 3, 4, 2, 1, 6, 1, 1, 20, 4, 1, 9, 2, 2, 1, 3, 3, 2, 3, 2, 1, 1, 1, 20, 2, 3,
1, 6, 2, 3, 6, 2, 4, 8, 1, 3, 2, 10, 3, 5, 3, 4, 4, 3, 4, 16, 1, 6, 1, 10, 2, 4,
2, 1, 1, 2, 10, 11, 2, 2, 3, 1, 24, 31, 4, 10, 10, 2, 5, 12, 16, 164, 15, 4, 16, 7, 9, 15,
19, 17, 1, 2, 1, 1, 5, 1, 1, 1, 1, 1, 3, 1, 4, 3, 1, 3, 1, 3, 1, 2, 1, 1, 3, 3,
7, 2, 8, 1, 2, 2, 2, 1, 3, 4, 3, 7, 8, 12, 92, 2, 10, 3, 1, 3, 14, 5, 25, 16, 42, 4,
7, 7, 4, 2, 21, 5, 27, 26, 27, 21, 25, 30, 31, 2, 1, 5, 13, 3, 22, 5, 6, 6, 11, 9, 12, 1,
5, 9, 7, 5, 5, 22, 60, 3, 5, 13, 1, 1, 8, 1, 1, 3, 3, 2, 1, 9, 3, 3, 18, 4, 1, 2,
3, 7, 6, 3, 1, 2, 3, 9, 1, 3, 1, 3, 2, 1, 3, 1, 1, 1, 2, 1, 11, 3, 1, 6, 9, 1,
3, 2, 3, 1, 2, 1, 5, 1, 1, 4, 3, 4, 1, 2, 2, 4, 4, 1, 7, 2, 1, 2, 2, 3, 5, 13,
18, 3, 4, 14, 9, 9, 4, 16, 3, 7, 5, 8, 2, 6, 48, 28, 3, 1, 1, 4, 2, 14, 8, 2, 9, 2,
1, 15, 2, 4, 3, 2, 10, 16, 12, 8, 7, 1, 1, 3, 1, 1, 1, 2, 7, 4, 1, 6, 4, 38, 39, 16,
23, 7, 15, 15, 3, 2, 12, 7, 21, 37, 27, 6, 5, 4, 8, 2, 10, 8, 8, 6, 5, 1, 2, 1, 3, 24,
1, 16, 17, 9, 23, 10, 17, 6, 1, 51, 55, 44, 13, 294, 9, 3, 6, 2, 4, 2, 2, 15, 1, 1, 1, 13,
21, 17, 68, 14, 8, 9, 4, 1, 4, 9, 3, 11, 7, 1, 1, 1, 5, 6, 3, 2, 1, 1, 1, 2, 3, 8,
1, 2, 2, 4, 1, 5, 5, 2, 1, 4, 3, 7, 13, 4, 1, 4, 1, 3, 1, 1, 1, 5, 5, 10, 1, 6,
1, 5, 2, 1, 5, 2, 4, 1, 4, 5, 7, 3, 18, 2, 9, 11, 32, 4, 3, 3, 2, 4, 7, 11, 16, 9,
11, 8, 13, 38, 32, 8, 4, 2, 1, 1, 2, 1, 2, 4, 4, 1, 1, 1, 4, 1, 21, 3, 11, 1, 16, 1,
1, 6, 1, 3, 2, 4, 9, 8, 57, 7, 44, 1, 3, 3, 13, 3, 10, 1, 1, 7, 5, 2, 7, 21, 47, 63,
3, 15, 4, 7, 1, 16, 1, 1, 2, 8, 2, 3, 42, 15, 4, 1, 29, 7, 22, 10, 3, 78, 16, 12, 20, 18,
4, 67, 11, 5, 1, 3, 15, 6, 21, 31, 32, 27, 18, 13, 71, 35, 5, 142, 4, 10, 1, 2, 50, 19, 33, 16,
35, 37, 16, 19, 27, 7, 1, 133, 19, 1, 4, 8, 7, 20, 1, 4, 4, 1, 10, 3, 1, 6, 1, 2, 51, 5,
40, 15, 24, 43, 22928, 11, 1, 13, 154, 70, 3, 1, 1, 7, 4, 10, 1, 2, 1, 1, 2, 1, 2, 1, 2, 2,
1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1,
3, 2, 1, 1, 1, 1, 2, 1, 1,
};
static ImWchar base_ranges[] = // not zero-terminated
{
0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x3000, 0x30FF, // CJK Symbols and Punctuations, Hiragana, Katakana
0x31F0, 0x31FF, // Katakana Phonetic Extensions
0xFF00, 0xFFEF, // Half-width characters
0xFFFD, 0xFFFD // Invalid
};
static ImWchar full_ranges[IM_ARRAYSIZE(base_ranges) + IM_ARRAYSIZE(accumulative_offsets_from_0x4E00) * 2 + 1] = {
0};
if (!full_ranges[0])
{
memcpy(full_ranges, base_ranges, sizeof(base_ranges));
UnpackAccumulativeOffsetsIntoRanges(0x4E00, accumulative_offsets_from_0x4E00,
IM_ARRAYSIZE(accumulative_offsets_from_0x4E00),
full_ranges + IM_ARRAYSIZE(base_ranges));
}
return &full_ranges[0];
}
const ImWchar *ImFontAtlas::GetGlyphRangesCyrillic()
{
static const ImWchar ranges[] = {
0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x0400, 0x052F, // Cyrillic + Cyrillic Supplement
0x2DE0, 0x2DFF, // Cyrillic Extended-A
0xA640, 0xA69F, // Cyrillic Extended-B
0,
};
return &ranges[0];
}
const ImWchar *ImFontAtlas::GetGlyphRangesThai()
{
static const ImWchar ranges[] = {
0x0020, 0x00FF, // Basic Latin
0x2010, 0x205E, // Punctuations
0x0E00, 0x0E7F, // Thai
0,
};
return &ranges[0];
}
const ImWchar *ImFontAtlas::GetGlyphRangesVietnamese()
{
static const ImWchar ranges[] = {
0x0020, 0x00FF, // Basic Latin
0x0102, 0x0103, 0x0110, 0x0111, 0x0128, 0x0129, 0x0168, 0x0169,
0x01A0, 0x01A1, 0x01AF, 0x01B0, 0x1EA0, 0x1EF9, 0,
};
return &ranges[0];
}
#endif // #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
//-----------------------------------------------------------------------------
// [SECTION] ImFontGlyphRangesBuilder
//-----------------------------------------------------------------------------
void ImFontGlyphRangesBuilder::AddText(const char *text, const char *text_end)
{
while (text_end ? (text < text_end) : *text)
{
unsigned int c = 0;
int c_len = ImTextCharFromUtf8(&c, text, text_end);
text += c_len;
if (c_len == 0)
break;
AddChar((ImWchar)c);
}
}
void ImFontGlyphRangesBuilder::AddRanges(const ImWchar *ranges)
{
for (; ranges[0]; ranges += 2)
for (unsigned int c = ranges[0]; c <= ranges[1] && c <= IM_UNICODE_CODEPOINT_MAX; c++) //-V560
AddChar((ImWchar)c);
}
void ImFontGlyphRangesBuilder::BuildRanges(ImVector<ImWchar> *out_ranges)
{
const int max_codepoint = IM_UNICODE_CODEPOINT_MAX;
for (int n = 0; n <= max_codepoint; n++)
if (GetBit(n))
{
out_ranges->push_back((ImWchar)n);
while (n < max_codepoint && GetBit(n + 1))
n++;
out_ranges->push_back((ImWchar)n);
}
out_ranges->push_back(0);
}
//-----------------------------------------------------------------------------
// [SECTION] ImFont
//-----------------------------------------------------------------------------
ImFontBaked::ImFontBaked()
{
memset(this, 0, sizeof(*this));
FallbackGlyphIndex = -1;
}
void ImFontBaked::ClearOutputData()
{
FallbackAdvanceX = 0.0f;
Glyphs.clear();
IndexAdvanceX.clear();
IndexLookup.clear();
FallbackGlyphIndex = -1;
Ascent = Descent = 0.0f;
MetricsTotalSurface = 0;
}
ImFont::ImFont()
{
memset(this, 0, sizeof(*this));
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
Scale = 1.0f;
#endif
}
ImFont::~ImFont()
{
ClearOutputData();
}
void ImFont::ClearOutputData()
{
if (ImFontAtlas *atlas = ContainerAtlas)
ImFontAtlasFontDiscardBakes(atlas, this, 0);
FallbackChar = EllipsisChar = 0;
memset(Used8kPagesMap, 0, sizeof(Used8kPagesMap));
LastBaked = NULL;
}
// API is designed this way to avoid exposing the 8K page size
// e.g. use with IsGlyphRangeUnused(0, 255)
bool ImFont::IsGlyphRangeUnused(unsigned int c_begin, unsigned int c_last)
{
unsigned int page_begin = (c_begin / 8192);
unsigned int page_last = (c_last / 8192);
for (unsigned int page_n = page_begin; page_n <= page_last; page_n++)
if ((page_n >> 3) < sizeof(Used8kPagesMap))
if (Used8kPagesMap[page_n >> 3] & (1 << (page_n & 7)))
return false;
return true;
}
// x0/y0/x1/y1 are offset from the character upper-left layout position, in pixels. Therefore x0/y0 are often fairly
// close to zero. Not to be mistaken with texture coordinates, which are held by u0/v0/u1/v1 in normalized format
// (0.0..1.0 on each texture axis).
// - 'src' is not necessarily == 'this->Sources' because multiple source fonts+configs can be used to build one target
// font.
ImFontGlyph *ImFontAtlasBakedAddFontGlyph(ImFontAtlas *atlas, ImFontBaked *baked, ImFontConfig *src,
const ImFontGlyph *in_glyph)
{
int glyph_idx = baked->Glyphs.Size;
baked->Glyphs.push_back(*in_glyph);
ImFontGlyph *glyph = &baked->Glyphs[glyph_idx];
IM_ASSERT(baked->Glyphs.Size < 0xFFFE); // IndexLookup[] hold 16-bit values and -1/-2 are reserved.
// Set UV from packed rectangle
if (glyph->PackId != ImFontAtlasRectId_Invalid)
{
ImTextureRect *r = ImFontAtlasPackGetRect(atlas, glyph->PackId);
IM_ASSERT(glyph->U0 == 0.0f && glyph->V0 == 0.0f && glyph->U1 == 0.0f && glyph->V1 == 0.0f);
glyph->U0 = (r->x) * atlas->TexUvScale.x;
glyph->V0 = (r->y) * atlas->TexUvScale.y;
glyph->U1 = (r->x + r->w) * atlas->TexUvScale.x;
glyph->V1 = (r->y + r->h) * atlas->TexUvScale.y;
baked->MetricsTotalSurface += r->w * r->h;
}
if (src != NULL)
{
// Clamp & recenter if needed
const float ref_size = baked->ContainerFont->Sources[0]->SizePixels;
const float offsets_scale = (ref_size != 0.0f) ? (baked->Size / ref_size) : 1.0f;
float advance_x =
ImClamp(glyph->AdvanceX, src->GlyphMinAdvanceX * offsets_scale, src->GlyphMaxAdvanceX * offsets_scale);
if (advance_x != glyph->AdvanceX)
{
float char_off_x =
src->PixelSnapH ? ImTrunc((advance_x - glyph->AdvanceX) * 0.5f) : (advance_x - glyph->AdvanceX) * 0.5f;
glyph->X0 += char_off_x;
glyph->X1 += char_off_x;
}
// Snap to pixel
if (src->PixelSnapH)
advance_x = IM_ROUND(advance_x);
// Bake spacing
glyph->AdvanceX = advance_x + src->GlyphExtraAdvanceX;
}
if (glyph->Colored)
atlas->TexPixelsUseColors = atlas->TexData->UseColors = true;
// Update lookup tables
const int codepoint = glyph->Codepoint;
ImFontBaked_BuildGrowIndex(baked, codepoint + 1);
baked->IndexAdvanceX[codepoint] = glyph->AdvanceX;
baked->IndexLookup[codepoint] = (ImU16)glyph_idx;
const int page_n = codepoint / 8192;
baked->ContainerFont->Used8kPagesMap[page_n >> 3] |= 1 << (page_n & 7);
return glyph;
}
// Copy to texture, post-process and queue update for backend
void ImFontAtlasBakedSetFontGlyphBitmap(ImFontAtlas *atlas, ImFontBaked *baked, ImFontConfig *src, ImFontGlyph *glyph,
ImTextureRect *r, const unsigned char *src_pixels, ImTextureFormat src_fmt,
int src_pitch)
{
ImTextureData *tex = atlas->TexData;
IM_ASSERT(r->x + r->w <= tex->Width && r->y + r->h <= tex->Height);
ImFontAtlasTextureBlockConvert(src_pixels, src_fmt, src_pitch, tex->GetPixelsAt(r->x, r->y), tex->Format,
tex->GetPitch(), r->w, r->h);
ImFontAtlasPostProcessData pp_data = {
atlas, baked->ContainerFont, src, baked, glyph, tex->GetPixelsAt(r->x, r->y),
tex->Format, tex->GetPitch(), r->w, r->h};
ImFontAtlasTextureBlockPostProcess(&pp_data);
ImFontAtlasTextureBlockQueueUpload(atlas, tex, r->x, r->y, r->w, r->h);
}
void ImFont::AddRemapChar(ImWchar from_codepoint, ImWchar to_codepoint)
{
RemapPairs.SetInt((ImGuiID)from_codepoint, (int)to_codepoint);
}
// Find glyph, load if necessary, return fallback if missing
ImFontGlyph *ImFontBaked::FindGlyph(ImWchar c)
{
if (c < (size_t)IndexLookup.Size)
IM_LIKELY
{
const int i = (int)IndexLookup.Data[c];
if (i == IM_FONTGLYPH_INDEX_NOT_FOUND)
return &Glyphs.Data[FallbackGlyphIndex];
if (i != IM_FONTGLYPH_INDEX_UNUSED)
return &Glyphs.Data[i];
}
ImFontGlyph *glyph = ImFontBaked_BuildLoadGlyph(this, c);
return glyph ? glyph : &Glyphs.Data[FallbackGlyphIndex];
}
// Attempt to load but when missing, return NULL instead of FallbackGlyph
ImFontGlyph *ImFontBaked::FindGlyphNoFallback(ImWchar c)
{
if (c < (size_t)IndexLookup.Size)
IM_LIKELY
{
const int i = (int)IndexLookup.Data[c];
if (i == IM_FONTGLYPH_INDEX_NOT_FOUND)
return NULL;
if (i != IM_FONTGLYPH_INDEX_UNUSED)
return &Glyphs.Data[i];
}
LockLoadingFallback = true; // This is actually a rare call, not done in hot-loop, so we prioritize not adding extra
// cruft to ImFontBaked_BuildLoadGlyph() call sites.
ImFontGlyph *glyph = ImFontBaked_BuildLoadGlyph(this, c);
LockLoadingFallback = false;
return glyph;
}
bool ImFontBaked::IsGlyphLoaded(ImWchar c)
{
if (c < (size_t)IndexLookup.Size)
IM_LIKELY
{
const int i = (int)IndexLookup.Data[c];
if (i == IM_FONTGLYPH_INDEX_NOT_FOUND)
return false;
if (i != IM_FONTGLYPH_INDEX_UNUSED)
return true;
}
return false;
}
// This is not fast query
bool ImFont::IsGlyphInFont(ImWchar c)
{
ImFontAtlas *atlas = ContainerAtlas;
ImFontAtlas_FontHookRemapCodepoint(atlas, this, &c);
for (ImFontConfig *src : Sources)
{
const ImFontLoader *loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
if (loader->FontSrcContainsGlyph != NULL && loader->FontSrcContainsGlyph(atlas, src, c))
return true;
}
return false;
}
// This is manually inlined in CalcTextSizeA() and CalcWordWrapPosition(), with a non-inline call to
// BuildLoadGlyphGetAdvanceOrFallback().
IM_MSVC_RUNTIME_CHECKS_OFF
float ImFontBaked::GetCharAdvance(ImWchar c)
{
if ((int)c < IndexAdvanceX.Size)
{
// Missing glyphs fitting inside index will have stored FallbackAdvanceX already.
const float x = IndexAdvanceX.Data[c];
if (x >= 0.0f)
return x;
}
// Same as BuildLoadGlyphGetAdvanceOrFallback():
const ImFontGlyph *glyph = ImFontBaked_BuildLoadGlyph(this, c);
return glyph ? glyph->AdvanceX : FallbackAdvanceX;
}
IM_MSVC_RUNTIME_CHECKS_RESTORE
ImGuiID ImFontAtlasBakedGetId(ImGuiID font_id, float baked_size, float rasterizer_density)
{
struct
{
ImGuiID FontId;
float BakedSize;
float RasterizerDensity;
} hashed_data;
hashed_data.FontId = font_id;
hashed_data.BakedSize = baked_size;
hashed_data.RasterizerDensity = rasterizer_density;
return ImHashData(&hashed_data, sizeof(hashed_data));
}
// ImFontBaked pointers are valid for the entire frame but shall never be kept between frames.
ImFontBaked *ImFont::GetFontBaked(float size, float density)
{
ImFontBaked *baked = LastBaked;
// Round font size
// - ImGui::PushFontSize() will already round, but other paths calling GetFontBaked() directly also needs it (e.g.
// ImFontAtlasBuildPreloadAllGlyphRanges)
size = ImGui::GetRoundedFontSize(size);
if (density < 0.0f)
density = CurrentRasterizerDensity;
if (baked && baked->Size == size && baked->RasterizerDensity == density)
return baked;
ImFontAtlas *atlas = ContainerAtlas;
ImFontAtlasBuilder *builder = atlas->Builder;
baked = ImFontAtlasBakedGetOrAdd(atlas, this, size, density);
if (baked == NULL)
return NULL;
baked->LastUsedFrame = builder->FrameCount;
LastBaked = baked;
return baked;
}
ImFontBaked *ImFontAtlasBakedGetOrAdd(ImFontAtlas *atlas, ImFont *font, float font_size, float font_rasterizer_density)
{
// FIXME-NEWATLAS: Design for picking a nearest size based on some criteria?
// FIXME-NEWATLAS: Altering font density won't work right away.
IM_ASSERT(font_size > 0.0f && font_rasterizer_density > 0.0f);
ImGuiID baked_id = ImFontAtlasBakedGetId(font->FontId, font_size, font_rasterizer_density);
ImFontAtlasBuilder *builder = atlas->Builder;
ImFontBaked **p_baked_in_map = (ImFontBaked **)builder->BakedMap.GetVoidPtrRef(baked_id);
ImFontBaked *baked = *p_baked_in_map;
if (baked != NULL)
{
IM_ASSERT(baked->Size == font_size && baked->ContainerFont == font && baked->BakedId == baked_id);
return baked;
}
// If atlas is locked, find closest match
// FIXME-OPT: This is not an optimal query.
if ((font->Flags & ImFontFlags_LockBakedSizes) || atlas->Locked)
{
baked = ImFontAtlasBakedGetClosestMatch(atlas, font, font_size, font_rasterizer_density);
if (baked != NULL)
return baked;
if (atlas->Locked)
{
IM_ASSERT(
!atlas->Locked &&
"Cannot use dynamic font size with a locked ImFontAtlas!"); // Locked because rendering backend does not
// support
// ImGuiBackendFlags_RendererHasTextures!
return NULL;
}
}
// Create new
baked = ImFontAtlasBakedAdd(atlas, font, font_size, font_rasterizer_density, baked_id);
*p_baked_in_map = baked; // To avoid 'builder->BakedMap.SetVoidPtr(baked_id, baked);' while we can.
return baked;
}
// Trim trailing space and find beginning of next line
static inline const char *CalcWordWrapNextLineStartA(const char *text, const char *text_end)
{
while (text < text_end && ImCharIsBlankA(*text))
text++;
if (*text == '\n')
text++;
return text;
}
// Simple word-wrapping for English, not full-featured. Please submit failing cases!
// This will return the next location to wrap from. If no wrapping if necessary, this will fast-forward to e.g.
// text_end.
// FIXME: Much possible improvements (don't cut things like "word !", "word!!!" but cut within "word,,,,", more sensible
// support for punctuations, support for Unicode punctuations, etc.)
const char *ImFont::CalcWordWrapPosition(float size, const char *text, const char *text_end, float wrap_width)
{
// For references, possible wrap point marked with ^
// "aaa bbb, ccc,ddd. eee fff. ggg!"
// ^ ^ ^ ^ ^__ ^ ^
// List of hardcoded separators: .,;!?'"
// Skip extra blanks after a line returns (that includes not counting them in width computation)
// e.g. "Hello world" --> "Hello" "World"
// Cut words that cannot possibly fit within one line.
// e.g.: "The tropical fish" with ~5 characters worth of width --> "The tr" "opical" "fish"
ImFontBaked *baked = GetFontBaked(size);
const float scale = size / baked->Size;
float line_width = 0.0f;
float word_width = 0.0f;
float blank_width = 0.0f;
wrap_width /= scale; // We work with unscaled widths to avoid scaling every characters
const char *word_end = text;
const char *prev_word_end = NULL;
bool inside_word = true;
const char *s = text;
IM_ASSERT(text_end != NULL);
while (s < text_end)
{
unsigned int c = (unsigned int)*s;
const char *next_s;
if (c < 0x80)
next_s = s + 1;
else
next_s = s + ImTextCharFromUtf8(&c, s, text_end);
if (c < 32)
{
if (c == '\n')
{
line_width = word_width = blank_width = 0.0f;
inside_word = true;
s = next_s;
continue;
}
if (c == '\r')
{
s = next_s;
continue;
}
}
// Optimized inline version of 'float char_width = GetCharAdvance((ImWchar)c);'
float char_width = (c < (unsigned int)baked->IndexAdvanceX.Size) ? baked->IndexAdvanceX.Data[c] : -1.0f;
if (char_width < 0.0f)
char_width = BuildLoadGlyphGetAdvanceOrFallback(baked, c);
if (ImCharIsBlankW(c))
{
if (inside_word)
{
line_width += blank_width;
blank_width = 0.0f;
word_end = s;
}
blank_width += char_width;
inside_word = false;
}
else
{
word_width += char_width;
if (inside_word)
{
word_end = next_s;
}
else
{
prev_word_end = word_end;
line_width += word_width + blank_width;
word_width = blank_width = 0.0f;
}
// Allow wrapping after punctuation.
inside_word =
(c != '.' && c != ',' && c != ';' && c != '!' && c != '?' && c != '\"' && c != 0x3001 && c != 0x3002);
}
// We ignore blank width at the end of the line (they can be skipped)
if (line_width + word_width > wrap_width)
{
// Words that cannot possibly fit within an entire line will be cut anywhere.
if (word_width < wrap_width)
s = prev_word_end ? prev_word_end : word_end;
break;
}
s = next_s;
}
// Wrap_width is too small to fit anything. Force displaying 1 character to minimize the height discontinuity.
// +1 may not be a character start point in UTF-8 but it's ok because caller loops use (text >= word_wrap_eol).
if (s == text && text < text_end)
return s + ImTextCountUtf8BytesFromChar(s, text_end);
return s;
}
ImVec2 ImFont::CalcTextSizeA(float size, float max_width, float wrap_width, const char *text_begin,
const char *text_end, const char **remaining)
{
if (!text_end)
text_end = text_begin + ImStrlen(text_begin); // FIXME-OPT: Need to avoid this.
const float line_height = size;
ImFontBaked *baked = GetFontBaked(size);
const float scale = size / baked->Size;
ImVec2 text_size = ImVec2(0, 0);
float line_width = 0.0f;
const bool word_wrap_enabled = (wrap_width > 0.0f);
const char *word_wrap_eol = NULL;
const char *s = text_begin;
while (s < text_end)
{
if (word_wrap_enabled)
{
// Calculate how far we can render. Requires two passes on the string data but keeps the code simple and not
// intrusive for what's essentially an uncommon feature.
if (!word_wrap_eol)
word_wrap_eol = CalcWordWrapPosition(size, s, text_end, wrap_width - line_width);
if (s >= word_wrap_eol)
{
if (text_size.x < line_width)
text_size.x = line_width;
text_size.y += line_height;
line_width = 0.0f;
word_wrap_eol = NULL;
s = CalcWordWrapNextLineStartA(s, text_end); // Wrapping skips upcoming blanks
continue;
}
}
// Decode and advance source
const char *prev_s = s;
unsigned int c = (unsigned int)*s;
if (c < 0x80)
s += 1;
else
s += ImTextCharFromUtf8(&c, s, text_end);
if (c < 32)
{
if (c == '\n')
{
text_size.x = ImMax(text_size.x, line_width);
text_size.y += line_height;
line_width = 0.0f;
continue;
}
if (c == '\r')
continue;
}
// Optimized inline version of 'float char_width = GetCharAdvance((ImWchar)c);'
float char_width = (c < (unsigned int)baked->IndexAdvanceX.Size) ? baked->IndexAdvanceX.Data[c] : -1.0f;
if (char_width < 0.0f)
char_width = BuildLoadGlyphGetAdvanceOrFallback(baked, c);
char_width *= scale;
if (line_width + char_width >= max_width)
{
s = prev_s;
break;
}
line_width += char_width;
}
if (text_size.x < line_width)
text_size.x = line_width;
if (line_width > 0 || text_size.y == 0.0f)
text_size.y += line_height;
if (remaining)
*remaining = s;
return text_size;
}
// Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound.
void ImFont::RenderChar(ImDrawList *draw_list, float size, const ImVec2 &pos, ImU32 col, ImWchar c,
const ImVec4 *cpu_fine_clip)
{
ImFontBaked *baked = GetFontBaked(size);
const ImFontGlyph *glyph = baked->FindGlyph(c);
if (!glyph || !glyph->Visible)
return;
if (glyph->Colored)
col |= ~IM_COL32_A_MASK;
float scale = (size >= 0.0f) ? (size / baked->Size) : 1.0f;
float x = IM_TRUNC(pos.x);
float y = IM_TRUNC(pos.y);
float x1 = x + glyph->X0 * scale;
float x2 = x + glyph->X1 * scale;
if (cpu_fine_clip && (x1 > cpu_fine_clip->z || x2 < cpu_fine_clip->x))
return;
float y1 = y + glyph->Y0 * scale;
float y2 = y + glyph->Y1 * scale;
float u1 = glyph->U0;
float v1 = glyph->V0;
float u2 = glyph->U1;
float v2 = glyph->V1;
// Always CPU fine clip. Code extracted from RenderText().
// CPU side clipping used to fit text in their frame when the frame is too small. Only does clipping for axis
// aligned quads.
if (cpu_fine_clip != NULL)
{
if (x1 < cpu_fine_clip->x)
{
u1 = u1 + (1.0f - (x2 - cpu_fine_clip->x) / (x2 - x1)) * (u2 - u1);
x1 = cpu_fine_clip->x;
}
if (y1 < cpu_fine_clip->y)
{
v1 = v1 + (1.0f - (y2 - cpu_fine_clip->y) / (y2 - y1)) * (v2 - v1);
y1 = cpu_fine_clip->y;
}
if (x2 > cpu_fine_clip->z)
{
u2 = u1 + ((cpu_fine_clip->z - x1) / (x2 - x1)) * (u2 - u1);
x2 = cpu_fine_clip->z;
}
if (y2 > cpu_fine_clip->w)
{
v2 = v1 + ((cpu_fine_clip->w - y1) / (y2 - y1)) * (v2 - v1);
y2 = cpu_fine_clip->w;
}
if (y1 >= y2)
return;
}
draw_list->PrimReserve(6, 4);
draw_list->PrimRectUV(ImVec2(x1, y1), ImVec2(x2, y2), ImVec2(u1, v1), ImVec2(u2, v2), col);
}
// Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound.
void ImFont::RenderText(ImDrawList *draw_list, float size, const ImVec2 &pos, ImU32 col, const ImVec4 &clip_rect,
const char *text_begin, const char *text_end, float wrap_width, bool cpu_fine_clip)
{
// Align to be pixel perfect
begin:
float x = IM_TRUNC(pos.x);
float y = IM_TRUNC(pos.y);
if (y > clip_rect.w)
return;
if (!text_end)
text_end = text_begin + ImStrlen(text_begin); // ImGui:: functions generally already provides a valid text_end,
// so this is merely to handle direct calls.
const float line_height = size;
ImFontBaked *baked = GetFontBaked(size);
const float scale = size / baked->Size;
const float origin_x = x;
const bool word_wrap_enabled = (wrap_width > 0.0f);
// Fast-forward to first visible line
const char *s = text_begin;
if (y + line_height < clip_rect.y)
while (y + line_height < clip_rect.y && s < text_end)
{
const char *line_end = (const char *)ImMemchr(s, '\n', text_end - s);
if (word_wrap_enabled)
{
// FIXME-OPT: This is not optimal as do first do a search for \n before calling CalcWordWrapPosition().
// If the specs for CalcWordWrapPosition() were reworked to optionally return on \n we could combine
// both. However it is still better than nothing performing the fast-forward!
s = CalcWordWrapPosition(size, s, line_end ? line_end : text_end, wrap_width);
s = CalcWordWrapNextLineStartA(s, text_end);
}
else
{
s = line_end ? line_end + 1 : text_end;
}
y += line_height;
}
// For large text, scan for the last visible line in order to avoid over-reserving in the call to PrimReserve()
// Note that very large horizontal line will still be affected by the issue (e.g. a one megabyte string buffer
// without a newline will likely crash atm)
if (text_end - s > 10000 && !word_wrap_enabled)
{
const char *s_end = s;
float y_end = y;
while (y_end < clip_rect.w && s_end < text_end)
{
s_end = (const char *)ImMemchr(s_end, '\n', text_end - s_end);
s_end = s_end ? s_end + 1 : text_end;
y_end += line_height;
}
text_end = s_end;
}
if (s == text_end)
return;
// Reserve vertices for remaining worse case (over-reserving is useful and easily amortized)
const int cmd_count = draw_list->CmdBuffer.Size;
const int vtx_count_max = (int)(text_end - s) * 4;
const int idx_count_max = (int)(text_end - s) * 6;
const int idx_expected_size = draw_list->IdxBuffer.Size + idx_count_max;
draw_list->PrimReserve(idx_count_max, vtx_count_max);
ImDrawVert *vtx_write = draw_list->_VtxWritePtr;
ImDrawIdx *idx_write = draw_list->_IdxWritePtr;
unsigned int vtx_index = draw_list->_VtxCurrentIdx;
const ImU32 col_untinted = col | ~IM_COL32_A_MASK;
const char *word_wrap_eol = NULL;
while (s < text_end)
{
if (word_wrap_enabled)
{
// Calculate how far we can render. Requires two passes on the string data but keeps the code simple and not
// intrusive for what's essentially an uncommon feature.
if (!word_wrap_eol)
word_wrap_eol = CalcWordWrapPosition(size, s, text_end, wrap_width - (x - origin_x));
if (s >= word_wrap_eol)
{
x = origin_x;
y += line_height;
if (y > clip_rect.w)
break; // break out of main loop
word_wrap_eol = NULL;
s = CalcWordWrapNextLineStartA(s, text_end); // Wrapping skips upcoming blanks
continue;
}
}
// Decode and advance source
unsigned int c = (unsigned int)*s;
if (c < 0x80)
s += 1;
else
s += ImTextCharFromUtf8(&c, s, text_end);
if (c < 32)
{
if (c == '\n')
{
x = origin_x;
y += line_height;
if (y > clip_rect.w)
break; // break out of main loop
continue;
}
if (c == '\r')
continue;
}
const ImFontGlyph *glyph = baked->FindGlyph((ImWchar)c);
// if (glyph == NULL)
// continue;
float char_width = glyph->AdvanceX * scale;
if (glyph->Visible)
{
// We don't do a second finer clipping test on the Y axis as we've already skipped anything before
// clip_rect.y and exit once we pass clip_rect.w
float x1 = x + glyph->X0 * scale;
float x2 = x + glyph->X1 * scale;
float y1 = y + glyph->Y0 * scale;
float y2 = y + glyph->Y1 * scale;
if (x1 <= clip_rect.z && x2 >= clip_rect.x)
{
// Render a character
float u1 = glyph->U0;
float v1 = glyph->V0;
float u2 = glyph->U1;
float v2 = glyph->V1;
// CPU side clipping used to fit text in their frame when the frame is too small. Only does clipping for
// axis aligned quads.
if (cpu_fine_clip)
{
if (x1 < clip_rect.x)
{
u1 = u1 + (1.0f - (x2 - clip_rect.x) / (x2 - x1)) * (u2 - u1);
x1 = clip_rect.x;
}
if (y1 < clip_rect.y)
{
v1 = v1 + (1.0f - (y2 - clip_rect.y) / (y2 - y1)) * (v2 - v1);
y1 = clip_rect.y;
}
if (x2 > clip_rect.z)
{
u2 = u1 + ((clip_rect.z - x1) / (x2 - x1)) * (u2 - u1);
x2 = clip_rect.z;
}
if (y2 > clip_rect.w)
{
v2 = v1 + ((clip_rect.w - y1) / (y2 - y1)) * (v2 - v1);
y2 = clip_rect.w;
}
if (y1 >= y2)
{
x += char_width;
continue;
}
}
// Support for untinted glyphs
ImU32 glyph_col = glyph->Colored ? col_untinted : col;
// We are NOT calling PrimRectUV() here because non-inlined causes too much overhead in a debug builds.
// Inlined here:
{
vtx_write[0].pos.x = x1;
vtx_write[0].pos.y = y1;
vtx_write[0].col = glyph_col;
vtx_write[0].uv.x = u1;
vtx_write[0].uv.y = v1;
vtx_write[1].pos.x = x2;
vtx_write[1].pos.y = y1;
vtx_write[1].col = glyph_col;
vtx_write[1].uv.x = u2;
vtx_write[1].uv.y = v1;
vtx_write[2].pos.x = x2;
vtx_write[2].pos.y = y2;
vtx_write[2].col = glyph_col;
vtx_write[2].uv.x = u2;
vtx_write[2].uv.y = v2;
vtx_write[3].pos.x = x1;
vtx_write[3].pos.y = y2;
vtx_write[3].col = glyph_col;
vtx_write[3].uv.x = u1;
vtx_write[3].uv.y = v2;
idx_write[0] = (ImDrawIdx)(vtx_index);
idx_write[1] = (ImDrawIdx)(vtx_index + 1);
idx_write[2] = (ImDrawIdx)(vtx_index + 2);
idx_write[3] = (ImDrawIdx)(vtx_index);
idx_write[4] = (ImDrawIdx)(vtx_index + 2);
idx_write[5] = (ImDrawIdx)(vtx_index + 3);
vtx_write += 4;
vtx_index += 4;
idx_write += 6;
}
}
}
x += char_width;
}
// Edge case: calling RenderText() with unloaded glyphs triggering texture change. It doesn't happen via ImGui::
// calls because CalcTextSize() is always used.
if (cmd_count != draw_list->CmdBuffer.Size)
{
IM_ASSERT(draw_list->CmdBuffer[draw_list->CmdBuffer.Size - 1].ElemCount == 0);
draw_list->CmdBuffer.pop_back();
draw_list->PrimUnreserve(idx_count_max, vtx_count_max);
draw_list->AddDrawCmd();
goto begin;
// RenderText(draw_list, size, pos, col, clip_rect, text_begin, text_end, wrap_width, cpu_fine_clip); //
// FIXME-OPT: Would a 'goto begin' be better for code-gen? return;
}
// Give back unused vertices (clipped ones, blanks) ~ this is essentially a PrimUnreserve() action.
draw_list->VtxBuffer.Size = (int)(vtx_write - draw_list->VtxBuffer.Data); // Same as calling shrink()
draw_list->IdxBuffer.Size = (int)(idx_write - draw_list->IdxBuffer.Data);
draw_list->CmdBuffer[draw_list->CmdBuffer.Size - 1].ElemCount -= (idx_expected_size - draw_list->IdxBuffer.Size);
draw_list->_VtxWritePtr = vtx_write;
draw_list->_IdxWritePtr = idx_write;
draw_list->_VtxCurrentIdx = vtx_index;
}
//-----------------------------------------------------------------------------
// [SECTION] ImGui Internal Render Helpers
//-----------------------------------------------------------------------------
// Vaguely redesigned to stop accessing ImGui global state:
// - RenderArrow()
// - RenderBullet()
// - RenderCheckMark()
// - RenderArrowPointingAt()
// - RenderRectFilledRangeH()
// - RenderRectFilledWithHole()
//-----------------------------------------------------------------------------
// Function in need of a redesign (legacy mess)
// - RenderColorRectWithAlphaCheckerboard()
//-----------------------------------------------------------------------------
// Render an arrow aimed to be aligned with text (p_min is a position in the same space text would be positioned). To
// e.g. denote expanded/collapsed state
void ImGui::RenderArrow(ImDrawList *draw_list, ImVec2 pos, ImU32 col, ImGuiDir dir, float scale)
{
const float h = draw_list->_Data->FontSize * 1.00f;
float r = h * 0.40f * scale;
ImVec2 center = pos + ImVec2(h * 0.50f, h * 0.50f * scale);
ImVec2 a, b, c;
switch (dir)
{
case ImGuiDir_Up:
case ImGuiDir_Down:
if (dir == ImGuiDir_Up)
r = -r;
a = ImVec2(+0.000f, +0.750f) * r;
b = ImVec2(-0.866f, -0.750f) * r;
c = ImVec2(+0.866f, -0.750f) * r;
break;
case ImGuiDir_Left:
case ImGuiDir_Right:
if (dir == ImGuiDir_Left)
r = -r;
a = ImVec2(+0.750f, +0.000f) * r;
b = ImVec2(-0.750f, +0.866f) * r;
c = ImVec2(-0.750f, -0.866f) * r;
break;
case ImGuiDir_None:
case ImGuiDir_COUNT:
IM_ASSERT(0);
break;
}
draw_list->AddTriangleFilled(center + a, center + b, center + c, col);
}
void ImGui::RenderBullet(ImDrawList *draw_list, ImVec2 pos, ImU32 col)
{
// FIXME-OPT: This should be baked in font.
draw_list->AddCircleFilled(pos, draw_list->_Data->FontSize * 0.20f, col, 8);
}
void ImGui::RenderCheckMark(ImDrawList *draw_list, ImVec2 pos, ImU32 col, float sz)
{
float thickness = ImMax(sz / 5.0f, 1.0f);
sz -= thickness * 0.5f;
pos += ImVec2(thickness * 0.25f, thickness * 0.25f);
float third = sz / 3.0f;
float bx = pos.x + third;
float by = pos.y + sz - third * 0.5f;
draw_list->PathLineTo(ImVec2(bx - third, by - third));
draw_list->PathLineTo(ImVec2(bx, by));
draw_list->PathLineTo(ImVec2(bx + third * 2.0f, by - third * 2.0f));
draw_list->PathStroke(col, 0, thickness);
}
// Render an arrow. 'pos' is position of the arrow tip. half_sz.x is length from base to tip. half_sz.y is length on
// each side.
void ImGui::RenderArrowPointingAt(ImDrawList *draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col)
{
switch (direction)
{
case ImGuiDir_Left:
draw_list->AddTriangleFilled(ImVec2(pos.x + half_sz.x, pos.y - half_sz.y),
ImVec2(pos.x + half_sz.x, pos.y + half_sz.y), pos, col);
return;
case ImGuiDir_Right:
draw_list->AddTriangleFilled(ImVec2(pos.x - half_sz.x, pos.y + half_sz.y),
ImVec2(pos.x - half_sz.x, pos.y - half_sz.y), pos, col);
return;
case ImGuiDir_Up:
draw_list->AddTriangleFilled(ImVec2(pos.x + half_sz.x, pos.y + half_sz.y),
ImVec2(pos.x - half_sz.x, pos.y + half_sz.y), pos, col);
return;
case ImGuiDir_Down:
draw_list->AddTriangleFilled(ImVec2(pos.x - half_sz.x, pos.y - half_sz.y),
ImVec2(pos.x + half_sz.x, pos.y - half_sz.y), pos, col);
return;
case ImGuiDir_None:
case ImGuiDir_COUNT:
break; // Fix warnings
}
}
static inline float ImAcos01(float x)
{
if (x <= 0.0f)
return IM_PI * 0.5f;
if (x >= 1.0f)
return 0.0f;
return ImAcos(x);
// return (-0.69813170079773212f * x * x - 0.87266462599716477f) * x + 1.5707963267948966f; // Cheap approximation,
// may be enough for what we do.
}
// FIXME: Cleanup and move code to ImDrawList.
void ImGui::RenderRectFilledRangeH(ImDrawList *draw_list, const ImRect &rect, ImU32 col, float x_start_norm,
float x_end_norm, float rounding)
{
if (x_end_norm == x_start_norm)
return;
if (x_start_norm > x_end_norm)
ImSwap(x_start_norm, x_end_norm);
ImVec2 p0 = ImVec2(ImLerp(rect.Min.x, rect.Max.x, x_start_norm), rect.Min.y);
ImVec2 p1 = ImVec2(ImLerp(rect.Min.x, rect.Max.x, x_end_norm), rect.Max.y);
if (rounding == 0.0f)
{
draw_list->AddRectFilled(p0, p1, col, 0.0f);
return;
}
rounding =
ImClamp(ImMin((rect.Max.x - rect.Min.x) * 0.5f, (rect.Max.y - rect.Min.y) * 0.5f) - 1.0f, 0.0f, rounding);
const float inv_rounding = 1.0f / rounding;
const float arc0_b = ImAcos01(1.0f - (p0.x - rect.Min.x) * inv_rounding);
const float arc0_e = ImAcos01(1.0f - (p1.x - rect.Min.x) * inv_rounding);
const float half_pi =
IM_PI * 0.5f; // We will == compare to this because we know this is the exact value ImAcos01 can return.
const float x0 = ImMax(p0.x, rect.Min.x + rounding);
if (arc0_b == arc0_e)
{
draw_list->PathLineTo(ImVec2(x0, p1.y));
draw_list->PathLineTo(ImVec2(x0, p0.y));
}
else if (arc0_b == 0.0f && arc0_e == half_pi)
{
draw_list->PathArcToFast(ImVec2(x0, p1.y - rounding), rounding, 3, 6); // BL
draw_list->PathArcToFast(ImVec2(x0, p0.y + rounding), rounding, 6, 9); // TR
}
else
{
draw_list->PathArcTo(ImVec2(x0, p1.y - rounding), rounding, IM_PI - arc0_e, IM_PI - arc0_b); // BL
draw_list->PathArcTo(ImVec2(x0, p0.y + rounding), rounding, IM_PI + arc0_b, IM_PI + arc0_e); // TR
}
if (p1.x > rect.Min.x + rounding)
{
const float arc1_b = ImAcos01(1.0f - (rect.Max.x - p1.x) * inv_rounding);
const float arc1_e = ImAcos01(1.0f - (rect.Max.x - p0.x) * inv_rounding);
const float x1 = ImMin(p1.x, rect.Max.x - rounding);
if (arc1_b == arc1_e)
{
draw_list->PathLineTo(ImVec2(x1, p0.y));
draw_list->PathLineTo(ImVec2(x1, p1.y));
}
else if (arc1_b == 0.0f && arc1_e == half_pi)
{
draw_list->PathArcToFast(ImVec2(x1, p0.y + rounding), rounding, 9, 12); // TR
draw_list->PathArcToFast(ImVec2(x1, p1.y - rounding), rounding, 0, 3); // BR
}
else
{
draw_list->PathArcTo(ImVec2(x1, p0.y + rounding), rounding, -arc1_e, -arc1_b); // TR
draw_list->PathArcTo(ImVec2(x1, p1.y - rounding), rounding, +arc1_b, +arc1_e); // BR
}
}
draw_list->PathFillConvex(col);
}
void ImGui::RenderRectFilledWithHole(ImDrawList *draw_list, const ImRect &outer, const ImRect &inner, ImU32 col,
float rounding)
{
const bool fill_L = (inner.Min.x > outer.Min.x);
const bool fill_R = (inner.Max.x < outer.Max.x);
const bool fill_U = (inner.Min.y > outer.Min.y);
const bool fill_D = (inner.Max.y < outer.Max.y);
if (fill_L)
draw_list->AddRectFilled(ImVec2(outer.Min.x, inner.Min.y), ImVec2(inner.Min.x, inner.Max.y), col, rounding,
ImDrawFlags_RoundCornersNone | (fill_U ? 0 : ImDrawFlags_RoundCornersTopLeft) |
(fill_D ? 0 : ImDrawFlags_RoundCornersBottomLeft));
if (fill_R)
draw_list->AddRectFilled(ImVec2(inner.Max.x, inner.Min.y), ImVec2(outer.Max.x, inner.Max.y), col, rounding,
ImDrawFlags_RoundCornersNone | (fill_U ? 0 : ImDrawFlags_RoundCornersTopRight) |
(fill_D ? 0 : ImDrawFlags_RoundCornersBottomRight));
if (fill_U)
draw_list->AddRectFilled(ImVec2(inner.Min.x, outer.Min.y), ImVec2(inner.Max.x, inner.Min.y), col, rounding,
ImDrawFlags_RoundCornersNone | (fill_L ? 0 : ImDrawFlags_RoundCornersTopLeft) |
(fill_R ? 0 : ImDrawFlags_RoundCornersTopRight));
if (fill_D)
draw_list->AddRectFilled(ImVec2(inner.Min.x, inner.Max.y), ImVec2(inner.Max.x, outer.Max.y), col, rounding,
ImDrawFlags_RoundCornersNone | (fill_L ? 0 : ImDrawFlags_RoundCornersBottomLeft) |
(fill_R ? 0 : ImDrawFlags_RoundCornersBottomRight));
if (fill_L && fill_U)
draw_list->AddRectFilled(ImVec2(outer.Min.x, outer.Min.y), ImVec2(inner.Min.x, inner.Min.y), col, rounding,
ImDrawFlags_RoundCornersTopLeft);
if (fill_R && fill_U)
draw_list->AddRectFilled(ImVec2(inner.Max.x, outer.Min.y), ImVec2(outer.Max.x, inner.Min.y), col, rounding,
ImDrawFlags_RoundCornersTopRight);
if (fill_L && fill_D)
draw_list->AddRectFilled(ImVec2(outer.Min.x, inner.Max.y), ImVec2(inner.Min.x, outer.Max.y), col, rounding,
ImDrawFlags_RoundCornersBottomLeft);
if (fill_R && fill_D)
draw_list->AddRectFilled(ImVec2(inner.Max.x, inner.Max.y), ImVec2(outer.Max.x, outer.Max.y), col, rounding,
ImDrawFlags_RoundCornersBottomRight);
}
// Helper for ColorPicker4()
// NB: This is rather brittle and will show artifact when rounding this enabled if rounded corners overlap multiple
// cells. Caller currently responsible for avoiding that. Spent a non reasonable amount of time trying to getting this
// right for ColorButton with rounding+anti-aliasing+ImGuiColorEditFlags_HalfAlphaPreview flag + various grid sizes and
// offsets, and eventually gave up... probably more reasonable to disable rounding altogether.
// FIXME: uses ImGui::GetColorU32
void ImGui::RenderColorRectWithAlphaCheckerboard(ImDrawList *draw_list, ImVec2 p_min, ImVec2 p_max, ImU32 col,
float grid_step, ImVec2 grid_off, float rounding, ImDrawFlags flags)
{
if ((flags & ImDrawFlags_RoundCornersMask_) == 0)
flags = ImDrawFlags_RoundCornersDefault_;
if (((col & IM_COL32_A_MASK) >> IM_COL32_A_SHIFT) < 0xFF)
{
ImU32 col_bg1 = GetColorU32(ImAlphaBlendColors(IM_COL32(204, 204, 204, 255), col));
ImU32 col_bg2 = GetColorU32(ImAlphaBlendColors(IM_COL32(128, 128, 128, 255), col));
draw_list->AddRectFilled(p_min, p_max, col_bg1, rounding, flags);
int yi = 0;
for (float y = p_min.y + grid_off.y; y < p_max.y; y += grid_step, yi++)
{
float y1 = ImClamp(y, p_min.y, p_max.y), y2 = ImMin(y + grid_step, p_max.y);
if (y2 <= y1)
continue;
for (float x = p_min.x + grid_off.x + (yi & 1) * grid_step; x < p_max.x; x += grid_step * 2.0f)
{
float x1 = ImClamp(x, p_min.x, p_max.x), x2 = ImMin(x + grid_step, p_max.x);
if (x2 <= x1)
continue;
ImDrawFlags cell_flags = ImDrawFlags_RoundCornersNone;
if (y1 <= p_min.y)
{
if (x1 <= p_min.x)
cell_flags |= ImDrawFlags_RoundCornersTopLeft;
if (x2 >= p_max.x)
cell_flags |= ImDrawFlags_RoundCornersTopRight;
}
if (y2 >= p_max.y)
{
if (x1 <= p_min.x)
cell_flags |= ImDrawFlags_RoundCornersBottomLeft;
if (x2 >= p_max.x)
cell_flags |= ImDrawFlags_RoundCornersBottomRight;
}
// Combine flags
cell_flags = (flags == ImDrawFlags_RoundCornersNone || cell_flags == ImDrawFlags_RoundCornersNone)
? ImDrawFlags_RoundCornersNone
: (cell_flags & flags);
draw_list->AddRectFilled(ImVec2(x1, y1), ImVec2(x2, y2), col_bg2, rounding, cell_flags);
}
}
}
else
{
draw_list->AddRectFilled(p_min, p_max, col, rounding, flags);
}
}
//-----------------------------------------------------------------------------
// [SECTION] Decompression code
//-----------------------------------------------------------------------------
// Compressed with stb_compress() then converted to a C array and encoded as base85.
// Use the program in misc/fonts/binary_to_compressed_c.cpp to create the array from a TTF file.
// The purpose of encoding as base85 instead of "0x00,0x01,..." style is only save on _source code_ size.
// Decompression from stb.h (public domain) by Sean Barrett https://github.com/nothings/stb/blob/master/stb.h
//-----------------------------------------------------------------------------
static unsigned int stb_decompress_length(const unsigned char *input)
{
return (input[8] << 24) + (input[9] << 16) + (input[10] << 8) + input[11];
}
static unsigned char *stb__barrier_out_e, *stb__barrier_out_b;
static const unsigned char *stb__barrier_in_b;
static unsigned char *stb__dout;
static void stb__match(const unsigned char *data, unsigned int length)
{
// INVERSE of memmove... write each byte before copying the next...
IM_ASSERT(stb__dout + length <= stb__barrier_out_e);
if (stb__dout + length > stb__barrier_out_e)
{
stb__dout += length;
return;
}
if (data < stb__barrier_out_b)
{
stb__dout = stb__barrier_out_e + 1;
return;
}
while (length--)
*stb__dout++ = *data++;
}
static void stb__lit(const unsigned char *data, unsigned int length)
{
IM_ASSERT(stb__dout + length <= stb__barrier_out_e);
if (stb__dout + length > stb__barrier_out_e)
{
stb__dout += length;
return;
}
if (data < stb__barrier_in_b)
{
stb__dout = stb__barrier_out_e + 1;
return;
}
memcpy(stb__dout, data, length);
stb__dout += length;
}
#define stb__in2(x) ((i[x] << 8) + i[(x) + 1])
#define stb__in3(x) ((i[x] << 16) + stb__in2((x) + 1))
#define stb__in4(x) ((i[x] << 24) + stb__in3((x) + 1))
static const unsigned char *stb_decompress_token(const unsigned char *i)
{
if (*i >= 0x20)
{ // use fewer if's for cases that expand small
if (*i >= 0x80)
stb__match(stb__dout - i[1] - 1, i[0] - 0x80 + 1), i += 2;
else if (*i >= 0x40)
stb__match(stb__dout - (stb__in2(0) - 0x4000 + 1), i[2] + 1), i += 3;
else /* *i >= 0x20 */
stb__lit(i + 1, i[0] - 0x20 + 1), i += 1 + (i[0] - 0x20 + 1);
}
else
{ // more ifs for cases that expand large, since overhead is amortized
if (*i >= 0x18)
stb__match(stb__dout - (stb__in3(0) - 0x180000 + 1), i[3] + 1), i += 4;
else if (*i >= 0x10)
stb__match(stb__dout - (stb__in3(0) - 0x100000 + 1), stb__in2(3) + 1), i += 5;
else if (*i >= 0x08)
stb__lit(i + 2, stb__in2(0) - 0x0800 + 1), i += 2 + (stb__in2(0) - 0x0800 + 1);
else if (*i == 0x07)
stb__lit(i + 3, stb__in2(1) + 1), i += 3 + (stb__in2(1) + 1);
else if (*i == 0x06)
stb__match(stb__dout - (stb__in3(1) + 1), i[4] + 1), i += 5;
else if (*i == 0x04)
stb__match(stb__dout - (stb__in3(1) + 1), stb__in2(4) + 1), i += 6;
}
return i;
}
static unsigned int stb_adler32(unsigned int adler32, unsigned char *buffer, unsigned int buflen)
{
const unsigned long ADLER_MOD = 65521;
unsigned long s1 = adler32 & 0xffff, s2 = adler32 >> 16;
unsigned long blocklen = buflen % 5552;
unsigned long i;
while (buflen)
{
for (i = 0; i + 7 < blocklen; i += 8)
{
s1 += buffer[0], s2 += s1;
s1 += buffer[1], s2 += s1;
s1 += buffer[2], s2 += s1;
s1 += buffer[3], s2 += s1;
s1 += buffer[4], s2 += s1;
s1 += buffer[5], s2 += s1;
s1 += buffer[6], s2 += s1;
s1 += buffer[7], s2 += s1;
buffer += 8;
}
for (; i < blocklen; ++i)
s1 += *buffer++, s2 += s1;
s1 %= ADLER_MOD, s2 %= ADLER_MOD;
buflen -= blocklen;
blocklen = 5552;
}
return (unsigned int)(s2 << 16) + (unsigned int)s1;
}
static unsigned int stb_decompress(unsigned char *output, const unsigned char *i, unsigned int /*length*/)
{
if (stb__in4(0) != 0x57bC0000)
return 0;
if (stb__in4(4) != 0)
return 0; // error! stream is > 4GB
const unsigned int olen = stb_decompress_length(i);
stb__barrier_in_b = i;
stb__barrier_out_e = output + olen;
stb__barrier_out_b = output;
i += 16;
stb__dout = output;
for (;;)
{
const unsigned char *old_i = i;
i = stb_decompress_token(i);
if (i == old_i)
{
if (*i == 0x05 && i[1] == 0xfa)
{
IM_ASSERT(stb__dout == output + olen);
if (stb__dout != output + olen)
return 0;
if (stb_adler32(1, output, olen) != (unsigned int)stb__in4(2))
return 0;
return olen;
}
else
{
IM_ASSERT(0); /* NOTREACHED */
return 0;
}
}
IM_ASSERT(stb__dout <= output + olen);
if (stb__dout > output + olen)
return 0;
}
}
//-----------------------------------------------------------------------------
// [SECTION] Default font data (ProggyClean.ttf)
//-----------------------------------------------------------------------------
// ProggyClean.ttf
// Copyright (c) 2004, 2005 Tristan Grimmer
// MIT license (see License.txt in http://www.proggyfonts.net/index.php?menu=download)
// Download and more information at http://www.proggyfonts.net or http://upperboundsinteractive.com/fonts.php
//-----------------------------------------------------------------------------
#ifndef IMGUI_DISABLE_DEFAULT_FONT
// File: 'ProggyClean.ttf' (41208 bytes)
// Exported using binary_to_compressed_c.exe -u8 "ProggyClean.ttf" proggy_clean_ttf
static const unsigned int proggy_clean_ttf_compressed_size = 9583;
static const unsigned char proggy_clean_ttf_compressed_data[9583] = {
87, 188, 0, 0, 0, 0, 0, 0, 0, 0, 160, 248, 0, 4, 0, 0, 55, 0, 1, 0, 0, 0, 12,
0, 128, 0, 3, 0, 64, 79, 83, 47, 50, 136, 235, 116, 144, 0, 0, 1, 72, 130, 21, 44, 78, 99,
109, 97, 112, 2, 18, 35, 117, 0, 0, 3, 160, 130, 19, 36, 82, 99, 118, 116, 32, 130, 23, 130, 2,
33, 4, 252, 130, 4, 56, 2, 103, 108, 121, 102, 18, 175, 137, 86, 0, 0, 7, 4, 0, 0, 146, 128,
104, 101, 97, 100, 215, 145, 102, 211, 130, 27, 32, 204, 130, 3, 33, 54, 104, 130, 16, 39, 8, 66, 1,
195, 0, 0, 1, 4, 130, 15, 59, 36, 104, 109, 116, 120, 138, 0, 126, 128, 0, 0, 1, 152, 0, 0,
2, 6, 108, 111, 99, 97, 140, 115, 176, 216, 0, 0, 5, 130, 30, 41, 2, 4, 109, 97, 120, 112, 1,
174, 0, 218, 130, 31, 32, 40, 130, 16, 44, 32, 110, 97, 109, 101, 37, 89, 187, 150, 0, 0, 153, 132,
130, 19, 44, 158, 112, 111, 115, 116, 166, 172, 131, 239, 0, 0, 155, 36, 130, 51, 44, 210, 112, 114, 101,
112, 105, 2, 1, 18, 0, 0, 4, 244, 130, 47, 32, 8, 132, 203, 46, 1, 0, 0, 60, 85, 233, 213,
95, 15, 60, 245, 0, 3, 8, 0, 131, 0, 34, 183, 103, 119, 130, 63, 43, 0, 0, 189, 146, 166, 215,
0, 0, 254, 128, 3, 128, 131, 111, 130, 241, 33, 2, 0, 133, 0, 32, 1, 130, 65, 38, 192, 254, 64,
0, 0, 3, 128, 131, 16, 130, 5, 32, 1, 131, 7, 138, 3, 33, 2, 0, 130, 17, 36, 1, 1, 0,
144, 0, 130, 121, 130, 23, 38, 2, 0, 8, 0, 64, 0, 10, 130, 9, 32, 118, 130, 9, 130, 6, 32,
0, 130, 59, 33, 1, 144, 131, 200, 35, 2, 188, 2, 138, 130, 16, 32, 143, 133, 7, 37, 1, 197, 0,
50, 2, 0, 131, 0, 33, 4, 9, 131, 5, 145, 3, 43, 65, 108, 116, 115, 0, 64, 0, 0, 32, 172,
8, 0, 131, 0, 35, 5, 0, 1, 128, 131, 77, 131, 3, 33, 3, 128, 191, 1, 33, 1, 128, 130, 184,
35, 0, 0, 128, 0, 130, 3, 131, 11, 32, 1, 130, 7, 33, 0, 128, 131, 1, 32, 1, 136, 9, 32,
0, 132, 15, 135, 5, 32, 1, 131, 13, 135, 27, 144, 35, 32, 1, 149, 25, 131, 21, 32, 0, 130, 0,
32, 128, 132, 103, 130, 35, 132, 39, 32, 0, 136, 45, 136, 97, 133, 17, 130, 5, 33, 0, 0, 136, 19,
34, 0, 128, 1, 133, 13, 133, 5, 32, 128, 130, 15, 132, 131, 32, 3, 130, 5, 32, 3, 132, 27, 144,
71, 32, 0, 133, 27, 130, 29, 130, 31, 136, 29, 131, 63, 131, 3, 65, 63, 5, 132, 5, 132, 205, 130,
9, 33, 0, 0, 131, 9, 137, 119, 32, 3, 132, 19, 138, 243, 130, 55, 32, 1, 132, 35, 135, 19, 131,
201, 136, 11, 132, 143, 137, 13, 130, 41, 32, 0, 131, 3, 144, 35, 33, 128, 0, 135, 1, 131, 223, 131,
3, 141, 17, 134, 13, 136, 63, 134, 15, 136, 53, 143, 15, 130, 96, 33, 0, 3, 131, 4, 130, 3, 34,
28, 0, 1, 130, 5, 34, 0, 0, 76, 130, 17, 131, 9, 36, 28, 0, 4, 0, 48, 130, 17, 46, 8,
0, 8, 0, 2, 0, 0, 0, 127, 0, 255, 32, 172, 255, 255, 130, 9, 34, 0, 0, 129, 132, 9, 130,
102, 33, 223, 213, 134, 53, 132, 22, 33, 1, 6, 132, 6, 64, 4, 215, 32, 129, 165, 216, 39, 177, 0,
1, 141, 184, 1, 255, 133, 134, 45, 33, 198, 0, 193, 1, 8, 190, 244, 1, 28, 1, 158, 2, 20, 2,
136, 2, 252, 3, 20, 3, 88, 3, 156, 3, 222, 4, 20, 4, 50, 4, 80, 4, 98, 4, 162, 5, 22,
5, 102, 5, 188, 6, 18, 6, 116, 6, 214, 7, 56, 7, 126, 7, 236, 8, 78, 8, 108, 8, 150, 8,
208, 9, 16, 9, 74, 9, 136, 10, 22, 10, 128, 11, 4, 11, 86, 11, 200, 12, 46, 12, 130, 12, 234,
13, 94, 13, 164, 13, 234, 14, 80, 14, 150, 15, 40, 15, 176, 16, 18, 16, 116, 16, 224, 17, 82, 17,
182, 18, 4, 18, 110, 18, 196, 19, 76, 19, 172, 19, 246, 20, 88, 20, 174, 20, 234, 21, 64, 21, 128,
21, 166, 21, 184, 22, 18, 22, 126, 22, 198, 23, 52, 23, 142, 23, 224, 24, 86, 24, 186, 24, 238, 25,
54, 25, 150, 25, 212, 26, 72, 26, 156, 26, 240, 27, 92, 27, 200, 28, 4, 28, 76, 28, 150, 28, 234,
29, 42, 29, 146, 29, 210, 30, 64, 30, 142, 30, 224, 31, 36, 31, 118, 31, 166, 31, 166, 32, 16, 130,
1, 52, 46, 32, 138, 32, 178, 32, 200, 33, 20, 33, 116, 33, 152, 33, 238, 34, 98, 34, 134, 35, 12,
130, 1, 33, 128, 35, 131, 1, 60, 152, 35, 176, 35, 216, 36, 0, 36, 74, 36, 104, 36, 144, 36, 174,
37, 6, 37, 96, 37, 130, 37, 248, 37, 248, 38, 88, 38, 170, 130, 1, 8, 190, 216, 39, 64, 39, 154,
40, 10, 40, 104, 40, 168, 41, 14, 41, 32, 41, 184, 41, 248, 42, 54, 42, 96, 42, 96, 43, 2, 43,
42, 43, 94, 43, 172, 43, 230, 44, 32, 44, 52, 44, 154, 45, 40, 45, 92, 45, 120, 45, 170, 45, 232,
46, 38, 46, 166, 47, 38, 47, 182, 47, 244, 48, 94, 48, 200, 49, 62, 49, 180, 50, 30, 50, 158, 51,
30, 51, 130, 51, 238, 52, 92, 52, 206, 53, 58, 53, 134, 53, 212, 54, 38, 54, 114, 54, 230, 55, 118,
55, 216, 56, 58, 56, 166, 57, 18, 57, 116, 57, 174, 58, 46, 58, 154, 59, 6, 59, 124, 59, 232, 60,
58, 60, 150, 61, 34, 61, 134, 61, 236, 62, 86, 62, 198, 63, 42, 63, 154, 64, 18, 64, 106, 64, 208,
65, 54, 65, 162, 66, 8, 66, 64, 66, 122, 66, 184, 66, 240, 67, 98, 67, 204, 68, 42, 68, 138, 68,
238, 69, 88, 69, 182, 69, 226, 70, 84, 70, 180, 71, 20, 71, 122, 71, 218, 72, 84, 72, 198, 73, 64,
0, 36, 70, 21, 8, 8, 77, 3, 0, 7, 0, 11, 0, 15, 0, 19, 0, 23, 0, 27, 0, 31, 0,
35, 0, 39, 0, 43, 0, 47, 0, 51, 0, 55, 0, 59, 0, 63, 0, 67, 0, 71, 0, 75, 0, 79,
0, 83, 0, 87, 0, 91, 0, 95, 0, 99, 0, 103, 0, 107, 0, 111, 0, 115, 0, 119, 0, 123, 0,
127, 0, 131, 0, 135, 0, 139, 0, 143, 0, 0, 17, 53, 51, 21, 49, 150, 3, 32, 5, 130, 23, 32,
33, 130, 3, 211, 7, 151, 115, 32, 128, 133, 0, 37, 252, 128, 128, 2, 128, 128, 190, 5, 133, 74, 32,
4, 133, 6, 206, 5, 42, 0, 7, 1, 128, 0, 0, 2, 0, 4, 0, 0, 65, 139, 13, 37, 0, 1,
53, 51, 21, 7, 146, 3, 32, 3, 130, 19, 32, 1, 141, 133, 32, 3, 141, 14, 131, 13, 38, 255, 0,
128, 128, 0, 6, 1, 130, 84, 35, 2, 128, 4, 128, 140, 91, 132, 89, 32, 51, 65, 143, 6, 139, 7,
33, 1, 0, 130, 57, 32, 254, 130, 3, 32, 128, 132, 4, 32, 4, 131, 14, 138, 89, 35, 0, 0, 24,
0, 130, 0, 33, 3, 128, 144, 171, 66, 55, 33, 148, 115, 65, 187, 19, 32, 5, 130, 151, 143, 155, 163,
39, 32, 1, 136, 182, 32, 253, 134, 178, 132, 7, 132, 200, 145, 17, 32, 3, 65, 48, 17, 165, 17, 39,
0, 0, 21, 0, 128, 255, 128, 3, 65, 175, 17, 65, 3, 27, 132, 253, 131, 217, 139, 201, 155, 233, 155,
27, 131, 67, 131, 31, 130, 241, 33, 255, 0, 131, 181, 137, 232, 132, 15, 132, 4, 138, 247, 34, 255, 0,
128, 179, 238, 32, 0, 130, 0, 32, 20, 65, 239, 48, 33, 0, 19, 67, 235, 10, 32, 51, 65, 203, 14,
65, 215, 11, 32, 7, 154, 27, 135, 39, 32, 33, 130, 35, 33, 128, 128, 130, 231, 32, 253, 132, 231, 32,
128, 132, 232, 34, 128, 128, 254, 133, 13, 136, 8, 32, 253, 65, 186, 5, 130, 36, 130, 42, 176, 234, 133,
231, 34, 128, 0, 0, 66, 215, 44, 33, 0, 1, 68, 235, 6, 68, 211, 19, 32, 49, 68, 239, 14, 139,
207, 139, 47, 66, 13, 7, 32, 51, 130, 47, 33, 1, 0, 130, 207, 35, 128, 128, 1, 0, 131, 222, 131,
5, 130, 212, 130, 6, 131, 212, 32, 0, 130, 10, 133, 220, 130, 233, 130, 226, 32, 254, 133, 255, 178, 233,
39, 3, 1, 128, 3, 0, 2, 0, 4, 68, 15, 7, 68, 99, 12, 130, 89, 130, 104, 33, 128, 4, 133,
93, 130, 10, 38, 0, 0, 11, 1, 0, 255, 0, 68, 63, 16, 70, 39, 9, 66, 215, 8, 32, 7, 68,
77, 6, 68, 175, 14, 32, 29, 68, 195, 6, 132, 7, 35, 2, 0, 128, 255, 131, 91, 132, 4, 65, 178,
5, 141, 111, 67, 129, 23, 165, 135, 140, 107, 142, 135, 33, 21, 5, 69, 71, 6, 131, 7, 33, 1, 0,
140, 104, 132, 142, 130, 4, 137, 247, 140, 30, 68, 255, 12, 39, 11, 0, 128, 0, 128, 3, 0, 3, 69,
171, 15, 67, 251, 7, 65, 15, 8, 66, 249, 11, 65, 229, 7, 67, 211, 7, 66, 13, 7, 35, 1, 128,
128, 254, 133, 93, 32, 254, 131, 145, 132, 4, 132, 18, 32, 2, 151, 128, 130, 23, 34, 0, 0, 9, 154,
131, 65, 207, 8, 68, 107, 15, 68, 51, 7, 32, 7, 70, 59, 7, 135, 121, 130, 82, 32, 128, 151, 111,
41, 0, 0, 4, 0, 128, 255, 0, 1, 128, 1, 137, 239, 33, 0, 37, 70, 145, 10, 65, 77, 10, 65,
212, 14, 37, 0, 0, 0, 5, 0, 128, 66, 109, 5, 70, 123, 10, 33, 0, 19, 72, 33, 18, 133, 237,
70, 209, 11, 33, 0, 2, 130, 113, 137, 119, 136, 115, 33, 1, 0, 133, 43, 130, 5, 34, 0, 0, 10,
69, 135, 6, 70, 219, 13, 66, 155, 7, 65, 9, 12, 66, 157, 11, 66, 9, 11, 32, 7, 130, 141, 132,
252, 66, 151, 9, 137, 9, 66, 15, 30, 36, 0, 20, 0, 128, 0, 130, 218, 71, 11, 42, 68, 51, 8,
65, 141, 7, 73, 19, 15, 69, 47, 23, 143, 39, 66, 81, 7, 32, 1, 66, 55, 6, 34, 1, 128, 128,
68, 25, 5, 69, 32, 6, 137, 6, 136, 25, 32, 254, 131, 42, 32, 3, 66, 88, 26, 148, 26, 32, 0,
130, 0, 32, 14, 164, 231, 70, 225, 12, 66, 233, 7, 67, 133, 19, 71, 203, 15, 130, 161, 32, 255, 130,
155, 32, 254, 139, 127, 134, 12, 164, 174, 33, 0, 15, 164, 159, 33, 59, 0, 65, 125, 20, 66, 25, 7,
32, 5, 68, 191, 6, 66, 29, 7, 144, 165, 65, 105, 9, 35, 128, 128, 255, 0, 137, 2, 133, 182, 164,
169, 33, 128, 128, 197, 171, 130, 155, 68, 235, 7, 32, 21, 70, 77, 19, 66, 21, 10, 68, 97, 8, 66,
30, 5, 66, 4, 43, 34, 0, 17, 0, 71, 19, 41, 65, 253, 20, 71, 25, 23, 65, 91, 15, 65, 115,
7, 34, 2, 128, 128, 66, 9, 8, 130, 169, 33, 1, 0, 66, 212, 13, 132, 28, 72, 201, 43, 35, 0,
0, 0, 18, 66, 27, 38, 76, 231, 5, 68, 157, 20, 135, 157, 32, 7, 68, 185, 13, 65, 129, 28, 66,
20, 5, 32, 253, 66, 210, 11, 65, 128, 49, 133, 61, 32, 0, 65, 135, 6, 74, 111, 37, 72, 149, 12,
66, 203, 19, 65, 147, 19, 68, 93, 7, 68, 85, 8, 76, 4, 5, 33, 255, 0, 133, 129, 34, 254, 0,
128, 68, 69, 8, 181, 197, 34, 0, 0, 12, 65, 135, 32, 65, 123, 20, 69, 183, 27, 133, 156, 66, 50,
5, 72, 87, 10, 67, 137, 32, 33, 0, 19, 160, 139, 78, 251, 13, 68, 55, 20, 67, 119, 19, 65, 91,
36, 69, 177, 15, 32, 254, 143, 16, 65, 98, 53, 32, 128, 130, 0, 32, 0, 66, 43, 54, 70, 141, 23,
66, 23, 15, 131, 39, 69, 47, 11, 131, 15, 70, 129, 19, 74, 161, 9, 36, 128, 255, 0, 128, 254, 130,
153, 65, 148, 32, 67, 41, 9, 34, 0, 0, 4, 79, 15, 5, 73, 99, 10, 71, 203, 8, 32, 3, 72,
123, 6, 72, 43, 8, 32, 2, 133, 56, 131, 99, 130, 9, 34, 0, 0, 6, 72, 175, 5, 73, 159, 14,
144, 63, 135, 197, 132, 189, 133, 66, 33, 255, 0, 73, 6, 7, 70, 137, 12, 35, 0, 0, 0, 10, 130,
3, 73, 243, 25, 67, 113, 12, 65, 73, 7, 69, 161, 7, 138, 7, 37, 21, 2, 0, 128, 128, 254, 134,
3, 73, 116, 27, 33, 128, 128, 130, 111, 39, 12, 0, 128, 1, 0, 3, 128, 2, 72, 219, 21, 35, 43,
0, 47, 0, 67, 47, 20, 130, 111, 33, 21, 1, 68, 167, 13, 81, 147, 8, 133, 230, 32, 128, 77, 73,
6, 32, 128, 131, 142, 134, 18, 130, 6, 32, 255, 75, 18, 12, 131, 243, 37, 128, 0, 128, 3, 128, 3,
74, 231, 21, 135, 123, 32, 29, 134, 107, 135, 7, 32, 21, 74, 117, 7, 135, 7, 134, 96, 135, 246, 74,
103, 23, 132, 242, 33, 0, 10, 67, 151, 28, 67, 133, 20, 66, 141, 11, 131, 11, 32, 3, 77, 71, 6,
32, 128, 130, 113, 32, 1, 81, 4, 6, 134, 218, 66, 130, 24, 131, 31, 34, 0, 26, 0, 130, 0, 77,
255, 44, 83, 15, 11, 148, 155, 68, 13, 7, 32, 49, 78, 231, 18, 79, 7, 11, 73, 243, 11, 32, 33,
65, 187, 10, 130, 63, 65, 87, 8, 73, 239, 19, 35, 0, 128, 1, 0, 131, 226, 32, 252, 65, 100, 6,
32, 128, 139, 8, 33, 1, 0, 130, 21, 32, 253, 72, 155, 44, 73, 255, 20, 32, 128, 71, 67, 8, 81,
243, 39, 67, 15, 20, 74, 191, 23, 68, 121, 27, 32, 1, 66, 150, 6, 32, 254, 79, 19, 11, 131, 214,
32, 128, 130, 215, 37, 2, 0, 128, 253, 0, 128, 136, 5, 65, 220, 24, 147, 212, 130, 210, 33, 0, 24,
72, 219, 42, 84, 255, 13, 67, 119, 16, 69, 245, 19, 72, 225, 19, 65, 3, 15, 69, 93, 19, 131, 55,
132, 178, 71, 115, 14, 81, 228, 6, 142, 245, 33, 253, 0, 132, 43, 172, 252, 65, 16, 11, 75, 219, 8,
65, 219, 31, 66, 223, 24, 75, 223, 10, 33, 29, 1, 80, 243, 10, 66, 175, 8, 131, 110, 134, 203, 133,
172, 130, 16, 70, 30, 7, 164, 183, 130, 163, 32, 20, 65, 171, 48, 65, 163, 36, 65, 143, 23, 65, 151,
19, 65, 147, 13, 65, 134, 17, 133, 17, 130, 216, 67, 114, 5, 164, 217, 65, 137, 12, 72, 147, 48, 79,
71, 19, 74, 169, 22, 80, 251, 8, 65, 173, 7, 66, 157, 15, 74, 173, 15, 32, 254, 65, 170, 8, 71,
186, 45, 72, 131, 6, 77, 143, 40, 187, 195, 152, 179, 65, 123, 38, 68, 215, 57, 68, 179, 15, 65, 85,
7, 69, 187, 14, 32, 21, 66, 95, 15, 67, 19, 25, 32, 1, 83, 223, 6, 32, 2, 76, 240, 7, 77,
166, 43, 65, 8, 5, 130, 206, 32, 0, 67, 39, 54, 143, 167, 66, 255, 19, 82, 193, 11, 151, 47, 85,
171, 5, 67, 27, 17, 132, 160, 69, 172, 11, 69, 184, 56, 66, 95, 6, 33, 12, 1, 130, 237, 32, 2,
68, 179, 27, 68, 175, 16, 80, 135, 15, 72, 55, 7, 71, 87, 12, 73, 3, 12, 132, 12, 66, 75, 32,
76, 215, 5, 169, 139, 147, 135, 148, 139, 81, 12, 12, 81, 185, 36, 75, 251, 7, 65, 23, 27, 76, 215,
9, 87, 165, 12, 65, 209, 15, 72, 157, 7, 65, 245, 31, 32, 128, 71, 128, 6, 32, 1, 82, 125, 5,
34, 0, 128, 254, 131, 169, 32, 254, 131, 187, 71, 180, 9, 132, 27, 32, 2, 88, 129, 44, 32, 0, 78,
47, 40, 65, 79, 23, 79, 171, 14, 32, 21, 71, 87, 8, 72, 15, 14, 65, 224, 33, 130, 139, 74, 27,
62, 93, 23, 7, 68, 31, 7, 75, 27, 7, 139, 15, 74, 3, 7, 74, 23, 27, 65, 165, 11, 65, 177,
15, 67, 123, 5, 32, 1, 130, 221, 32, 252, 71, 96, 5, 74, 12, 12, 133, 244, 130, 25, 34, 1, 0,
128, 130, 2, 139, 8, 93, 26, 8, 65, 9, 32, 65, 57, 14, 140, 14, 32, 0, 73, 79, 67, 68, 119,
11, 135, 11, 32, 51, 90, 75, 14, 139, 247, 65, 43, 7, 131, 19, 139, 11, 69, 159, 11, 65, 247, 6,
36, 1, 128, 128, 253, 0, 90, 71, 9, 33, 1, 0, 132, 14, 32, 128, 89, 93, 14, 69, 133, 6, 130,
44, 131, 30, 131, 6, 65, 20, 56, 33, 0, 16, 72, 179, 40, 75, 47, 12, 65, 215, 19, 74, 95, 19,
65, 43, 11, 131, 168, 67, 110, 5, 75, 23, 17, 69, 106, 6, 75, 65, 5, 71, 204, 43, 32, 0, 80,
75, 47, 71, 203, 15, 159, 181, 68, 91, 11, 67, 197, 7, 73, 101, 13, 68, 85, 6, 33, 128, 128, 130,
214, 130, 25, 32, 254, 74, 236, 48, 130, 194, 37, 0, 18, 0, 128, 255, 128, 77, 215, 40, 65, 139, 64,
32, 51, 80, 159, 10, 65, 147, 39, 130, 219, 84, 212, 43, 130, 46, 75, 19, 97, 74, 33, 11, 65, 201,
23, 65, 173, 31, 33, 1, 0, 79, 133, 6, 66, 150, 5, 67, 75, 48, 85, 187, 6, 70, 207, 37, 32,
71, 87, 221, 13, 73, 163, 14, 80, 167, 15, 132, 15, 83, 193, 19, 82, 209, 8, 78, 99, 9, 72, 190,
11, 77, 110, 49, 89, 63, 5, 80, 91, 35, 99, 63, 32, 70, 235, 23, 81, 99, 10, 69, 148, 10, 65,
110, 36, 32, 0, 65, 99, 47, 95, 219, 11, 68, 171, 51, 66, 87, 7, 72, 57, 7, 74, 45, 17, 143,
17, 65, 114, 50, 33, 14, 0, 65, 111, 40, 159, 195, 98, 135, 15, 35, 7, 53, 51, 21, 100, 78, 9,
95, 146, 16, 32, 254, 82, 114, 6, 32, 128, 67, 208, 37, 130, 166, 99, 79, 58, 32, 17, 96, 99, 14,
72, 31, 19, 72, 87, 31, 82, 155, 7, 67, 47, 14, 32, 21, 131, 75, 134, 231, 72, 51, 17, 72, 78,
8, 133, 8, 80, 133, 6, 33, 253, 128, 88, 37, 9, 66, 124, 36, 72, 65, 12, 134, 12, 71, 55, 43,
66, 139, 27, 85, 135, 10, 91, 33, 12, 65, 35, 11, 66, 131, 11, 71, 32, 8, 90, 127, 6, 130, 244,
71, 76, 11, 168, 207, 33, 0, 12, 66, 123, 32, 32, 0, 65, 183, 15, 68, 135, 11, 66, 111, 7, 67,
235, 11, 66, 111, 15, 32, 254, 97, 66, 12, 160, 154, 67, 227, 52, 80, 33, 15, 87, 249, 15, 93, 45,
31, 75, 111, 12, 93, 45, 11, 77, 99, 9, 160, 184, 81, 31, 12, 32, 15, 98, 135, 30, 104, 175, 7,
77, 249, 36, 69, 73, 15, 78, 5, 12, 32, 254, 66, 151, 19, 34, 128, 128, 4, 87, 32, 12, 149, 35,
133, 21, 96, 151, 31, 32, 19, 72, 35, 5, 98, 173, 15, 143, 15, 32, 21, 143, 99, 158, 129, 33, 0,
0, 65, 35, 52, 65, 11, 15, 147, 15, 98, 75, 11, 33, 1, 0, 143, 151, 132, 15, 32, 254, 99, 200,
37, 132, 43, 130, 4, 39, 0, 10, 0, 128, 1, 128, 3, 0, 104, 151, 14, 97, 187, 20, 69, 131, 15,
67, 195, 11, 87, 227, 7, 33, 128, 128, 132, 128, 33, 254, 0, 68, 131, 9, 65, 46, 26, 42, 0, 0,
0, 7, 0, 0, 255, 128, 3, 128, 0, 88, 223, 15, 33, 0, 21, 89, 61, 22, 66, 209, 12, 65, 2,
12, 37, 0, 2, 1, 0, 3, 128, 101, 83, 8, 36, 0, 1, 53, 51, 29, 130, 3, 34, 21, 1, 0,
66, 53, 8, 32, 0, 68, 215, 6, 100, 55, 25, 107, 111, 9, 66, 193, 11, 72, 167, 8, 73, 143, 31,
139, 31, 33, 1, 0, 131, 158, 32, 254, 132, 5, 33, 253, 128, 65, 16, 9, 133, 17, 89, 130, 25, 141,
212, 33, 0, 0, 93, 39, 8, 90, 131, 25, 93, 39, 14, 66, 217, 6, 106, 179, 8, 159, 181, 71, 125,
15, 139, 47, 138, 141, 87, 11, 14, 76, 23, 14, 65, 231, 26, 140, 209, 66, 122, 8, 81, 179, 5, 101,
195, 26, 32, 47, 74, 75, 13, 69, 159, 11, 83, 235, 11, 67, 21, 16, 136, 167, 131, 106, 130, 165, 130,
15, 32, 128, 101, 90, 24, 134, 142, 32, 0, 65, 103, 51, 108, 23, 11, 101, 231, 15, 75, 173, 23, 74,
237, 23, 66, 15, 6, 66, 46, 17, 66, 58, 17, 65, 105, 49, 66, 247, 55, 71, 179, 12, 70, 139, 15,
86, 229, 7, 84, 167, 15, 32, 1, 95, 72, 12, 89, 49, 6, 33, 128, 128, 65, 136, 38, 66, 30, 9,
32, 0, 100, 239, 7, 66, 247, 29, 70, 105, 20, 65, 141, 19, 69, 81, 15, 130, 144, 32, 128, 83, 41,
5, 32, 255, 131, 177, 68, 185, 5, 133, 126, 65, 97, 37, 32, 0, 130, 0, 33, 21, 0, 130, 55, 66,
195, 28, 67, 155, 13, 34, 79, 0, 83, 66, 213, 13, 73, 241, 19, 66, 59, 19, 65, 125, 11, 135, 201,
66, 249, 16, 32, 128, 66, 44, 11, 66, 56, 17, 68, 143, 8, 68, 124, 38, 67, 183, 12, 96, 211, 9,
65, 143, 29, 112, 171, 5, 32, 0, 68, 131, 63, 34, 33, 53, 51, 71, 121, 11, 32, 254, 98, 251, 16,
32, 253, 74, 231, 10, 65, 175, 37, 133, 206, 37, 0, 0, 8, 1, 0, 0, 107, 123, 11, 113, 115, 9,
33, 0, 1, 130, 117, 131, 3, 73, 103, 7, 66, 51, 18, 66, 44, 5, 133, 75, 70, 88, 5, 32, 254,
65, 39, 12, 68, 80, 9, 34, 12, 0, 128, 107, 179, 28, 68, 223, 6, 155, 111, 86, 147, 15, 32, 2,
131, 82, 141, 110, 33, 254, 0, 130, 15, 32, 4, 103, 184, 15, 141, 35, 87, 176, 5, 83, 11, 5, 71,
235, 23, 114, 107, 11, 65, 189, 16, 70, 33, 15, 86, 153, 31, 135, 126, 86, 145, 30, 65, 183, 41, 32,
0, 130, 0, 32, 10, 65, 183, 24, 34, 35, 0, 39, 67, 85, 9, 65, 179, 15, 143, 15, 33, 1, 0,
65, 28, 17, 157, 136, 130, 123, 32, 20, 130, 3, 32, 0, 97, 135, 24, 115, 167, 19, 80, 71, 12, 32,
51, 110, 163, 14, 78, 35, 19, 131, 19, 155, 23, 77, 229, 8, 78, 9, 17, 151, 17, 67, 231, 46, 94,
135, 8, 73, 31, 31, 93, 215, 56, 82, 171, 25, 72, 77, 8, 162, 179, 169, 167, 99, 131, 11, 69, 85,
19, 66, 215, 15, 76, 129, 13, 68, 115, 22, 72, 79, 35, 67, 113, 5, 34, 0, 0, 19, 70, 31, 46,
65, 89, 52, 73, 223, 15, 85, 199, 33, 95, 33, 8, 132, 203, 73, 29, 32, 67, 48, 16, 177, 215, 101,
13, 15, 65, 141, 43, 69, 141, 15, 75, 89, 5, 70, 0, 11, 70, 235, 21, 178, 215, 36, 10, 0, 128,
0, 0, 71, 207, 24, 33, 0, 19, 100, 67, 6, 80, 215, 11, 66, 67, 7, 80, 43, 12, 71, 106, 7,
80, 192, 5, 65, 63, 5, 66, 217, 26, 33, 0, 13, 156, 119, 68, 95, 5, 72, 233, 12, 134, 129, 85,
81, 11, 76, 165, 20, 65, 43, 8, 73, 136, 8, 75, 10, 31, 38, 128, 128, 0, 0, 0, 13, 1, 130,
4, 32, 3, 106, 235, 29, 114, 179, 12, 66, 131, 23, 32, 7, 77, 133, 6, 67, 89, 12, 131, 139, 116,
60, 9, 89, 15, 37, 32, 0, 74, 15, 7, 103, 11, 22, 65, 35, 5, 33, 55, 0, 93, 81, 28, 67,
239, 23, 78, 85, 5, 107, 93, 14, 66, 84, 17, 65, 193, 26, 74, 183, 10, 66, 67, 34, 143, 135, 79,
91, 15, 32, 7, 117, 111, 8, 75, 56, 9, 84, 212, 9, 154, 134, 32, 0, 130, 0, 32, 18, 130, 3,
70, 171, 41, 83, 7, 16, 70, 131, 19, 84, 191, 15, 84, 175, 19, 84, 167, 30, 84, 158, 12, 154, 193,
68, 107, 15, 33, 0, 0, 65, 79, 42, 65, 71, 7, 73, 55, 7, 118, 191, 16, 83, 180, 9, 32, 255,
76, 166, 9, 154, 141, 32, 0, 130, 0, 69, 195, 52, 65, 225, 15, 151, 15, 75, 215, 31, 80, 56, 10,
68, 240, 17, 100, 32, 9, 70, 147, 39, 65, 93, 12, 71, 71, 41, 92, 85, 15, 84, 135, 23, 78, 35,
15, 110, 27, 10, 84, 125, 8, 107, 115, 29, 136, 160, 38, 0, 0, 14, 0, 128, 255, 0, 82, 155, 24,
67, 239, 8, 119, 255, 11, 69, 131, 11, 77, 29, 6, 112, 31, 8, 134, 27, 105, 203, 8, 32, 2, 75,
51, 11, 75, 195, 12, 74, 13, 29, 136, 161, 37, 128, 0, 0, 0, 11, 1, 130, 163, 82, 115, 8, 125,
191, 17, 69, 35, 12, 74, 137, 15, 143, 15, 32, 1, 65, 157, 12, 136, 12, 161, 142, 65, 43, 40, 65,
199, 6, 65, 19, 24, 102, 185, 11, 76, 123, 11, 99, 6, 12, 135, 12, 32, 254, 130, 8, 161, 155, 101,
23, 9, 39, 8, 0, 0, 1, 128, 3, 128, 2, 78, 63, 17, 72, 245, 12, 67, 41, 11, 90, 167, 9,
32, 128, 97, 49, 9, 32, 128, 109, 51, 14, 132, 97, 81, 191, 8, 130, 97, 125, 99, 12, 121, 35, 9,
127, 75, 15, 71, 79, 12, 81, 151, 23, 87, 97, 7, 70, 223, 15, 80, 245, 16, 105, 97, 15, 32, 254,
113, 17, 6, 32, 128, 130, 8, 105, 105, 8, 76, 122, 18, 65, 243, 21, 74, 63, 7, 38, 4, 1, 0,
255, 0, 2, 0, 119, 247, 28, 133, 65, 32, 255, 141, 91, 35, 0, 0, 0, 16, 67, 63, 36, 34, 59,
0, 63, 77, 59, 9, 119, 147, 11, 143, 241, 66, 173, 15, 66, 31, 11, 67, 75, 8, 81, 74, 16, 32,
128, 131, 255, 87, 181, 42, 127, 43, 5, 34, 255, 128, 2, 120, 235, 11, 37, 19, 0, 23, 0, 0, 37,
109, 191, 14, 118, 219, 7, 127, 43, 14, 65, 79, 14, 35, 0, 0, 0, 3, 73, 91, 5, 130, 5, 38,
3, 0, 7, 0, 11, 0, 0, 70, 205, 11, 88, 221, 12, 32, 0, 73, 135, 7, 87, 15, 22, 73, 135,
10, 79, 153, 15, 97, 71, 19, 65, 49, 11, 32, 1, 131, 104, 121, 235, 11, 80, 65, 11, 142, 179, 144,
14, 81, 123, 46, 32, 1, 88, 217, 5, 112, 5, 8, 65, 201, 15, 83, 29, 15, 122, 147, 11, 135, 179,
142, 175, 143, 185, 67, 247, 39, 66, 199, 7, 35, 5, 0, 128, 3, 69, 203, 15, 123, 163, 12, 67, 127,
7, 130, 119, 71, 153, 10, 141, 102, 70, 175, 8, 32, 128, 121, 235, 30, 136, 89, 100, 191, 11, 116, 195,
11, 111, 235, 15, 72, 39, 7, 32, 2, 97, 43, 5, 132, 5, 94, 67, 8, 131, 8, 125, 253, 10, 32,
3, 65, 158, 16, 146, 16, 130, 170, 40, 0, 21, 0, 128, 0, 0, 3, 128, 5, 88, 219, 15, 24, 64,
159, 32, 135, 141, 65, 167, 15, 68, 163, 10, 97, 73, 49, 32, 255, 82, 58, 7, 93, 80, 8, 97, 81,
16, 24, 67, 87, 52, 34, 0, 0, 5, 130, 231, 33, 128, 2, 80, 51, 13, 65, 129, 8, 113, 61, 6,
132, 175, 65, 219, 5, 130, 136, 77, 152, 17, 32, 0, 95, 131, 61, 70, 215, 6, 33, 21, 51, 90, 53,
10, 78, 97, 23, 105, 77, 31, 65, 117, 7, 139, 75, 24, 68, 195, 9, 24, 64, 22, 9, 33, 0, 128,
130, 11, 33, 128, 128, 66, 25, 5, 121, 38, 5, 134, 5, 134, 45, 66, 40, 36, 66, 59, 18, 34, 128,
0, 0, 66, 59, 81, 135, 245, 123, 103, 19, 120, 159, 19, 77, 175, 12, 33, 255, 0, 87, 29, 10, 94,
70, 21, 66, 59, 54, 39, 3, 1, 128, 3, 0, 2, 128, 4, 24, 65, 7, 15, 66, 47, 7, 72, 98,
12, 37, 0, 0, 0, 3, 1, 0, 24, 65, 55, 21, 131, 195, 32, 1, 67, 178, 6, 33, 4, 0, 77,
141, 8, 32, 6, 131, 47, 74, 67, 16, 24, 69, 3, 20, 24, 65, 251, 7, 133, 234, 130, 229, 94, 108,
17, 35, 0, 0, 6, 0, 141, 175, 86, 59, 5, 162, 79, 85, 166, 8, 70, 112, 13, 32, 13, 24, 64,
67, 26, 24, 71, 255, 7, 123, 211, 12, 80, 121, 11, 69, 215, 15, 66, 217, 11, 69, 71, 10, 131, 113,
132, 126, 119, 90, 9, 66, 117, 19, 132, 19, 32, 0, 130, 0, 24, 64, 47, 59, 33, 7, 0, 73, 227,
5, 68, 243, 15, 85, 13, 12, 76, 37, 22, 74, 254, 15, 130, 138, 33, 0, 4, 65, 111, 6, 137, 79,
65, 107, 16, 32, 1, 77, 200, 6, 34, 128, 128, 3, 75, 154, 12, 37, 0, 16, 0, 0, 2, 0, 104,
115, 36, 140, 157, 68, 67, 19, 68, 51, 15, 106, 243, 15, 134, 120, 70, 37, 10, 68, 27, 10, 140, 152,
65, 121, 24, 32, 128, 94, 155, 7, 67, 11, 8, 24, 74, 11, 25, 65, 3, 12, 83, 89, 18, 82, 21,
37, 67, 200, 5, 130, 144, 24, 64, 172, 12, 33, 4, 0, 134, 162, 74, 80, 14, 145, 184, 32, 0, 130,
0, 69, 251, 20, 32, 19, 81, 243, 5, 82, 143, 8, 33, 5, 53, 89, 203, 5, 133, 112, 79, 109, 15,
33, 0, 21, 130, 71, 80, 175, 41, 36, 75, 0, 79, 0, 83, 121, 117, 9, 87, 89, 27, 66, 103, 11,
70, 13, 15, 75, 191, 11, 135, 67, 87, 97, 20, 109, 203, 5, 69, 246, 8, 108, 171, 5, 78, 195, 38,
65, 51, 13, 107, 203, 11, 77, 3, 17, 24, 75, 239, 17, 65, 229, 28, 79, 129, 39, 130, 175, 32, 128,
123, 253, 7, 132, 142, 24, 65, 51, 15, 65, 239, 41, 36, 128, 128, 0, 0, 13, 65, 171, 5, 66, 163,
28, 136, 183, 118, 137, 11, 80, 255, 15, 67, 65, 7, 74, 111, 8, 32, 0, 130, 157, 32, 253, 24, 76,
35, 10, 103, 212, 5, 81, 175, 9, 69, 141, 7, 66, 150, 29, 131, 158, 24, 75, 199, 28, 124, 185, 7,
76, 205, 15, 68, 124, 14, 32, 3, 123, 139, 16, 130, 16, 33, 128, 128, 108, 199, 6, 33, 0, 3, 65,
191, 35, 107, 11, 6, 73, 197, 11, 24, 70, 121, 15, 83, 247, 15, 24, 70, 173, 23, 69, 205, 14, 32,
253, 131, 140, 32, 254, 136, 4, 94, 198, 9, 32, 3, 78, 4, 13, 66, 127, 13, 143, 13, 32, 0, 130,
0, 33, 16, 0, 24, 69, 59, 39, 109, 147, 12, 76, 253, 19, 24, 69, 207, 15, 69, 229, 15, 130, 195,
71, 90, 10, 139, 10, 130, 152, 73, 43, 40, 91, 139, 10, 65, 131, 37, 35, 75, 0, 79, 0, 84, 227,
12, 143, 151, 68, 25, 15, 80, 9, 23, 95, 169, 11, 34, 128, 2, 128, 112, 186, 5, 130, 6, 83, 161,
19, 76, 50, 6, 130, 37, 65, 145, 44, 110, 83, 5, 32, 16, 67, 99, 6, 71, 67, 15, 76, 55, 17,
140, 215, 67, 97, 23, 76, 69, 15, 77, 237, 11, 104, 211, 23, 77, 238, 11, 65, 154, 43, 33, 0, 10,
83, 15, 28, 83, 13, 20, 67, 145, 19, 67, 141, 14, 97, 149, 21, 68, 9, 15, 86, 251, 5, 66, 207,
5, 66, 27, 37, 82, 1, 23, 127, 71, 12, 94, 235, 10, 110, 175, 24, 98, 243, 15, 132, 154, 132, 4,
24, 66, 69, 10, 32, 4, 67, 156, 43, 130, 198, 35, 2, 1, 0, 4, 75, 27, 9, 69, 85, 9, 95,
240, 7, 32, 128, 130, 35, 32, 28, 66, 43, 40, 24, 82, 63, 23, 83, 123, 12, 72, 231, 15, 127, 59,
23, 116, 23, 19, 117, 71, 7, 24, 77, 99, 15, 67, 111, 15, 71, 101, 8, 36, 2, 128, 128, 252, 128,
127, 60, 11, 32, 1, 132, 16, 130, 18, 141, 24, 67, 107, 9, 32, 3, 68, 194, 15, 175, 15, 38, 0,
11, 0, 128, 1, 128, 2, 80, 63, 25, 32, 0, 24, 65, 73, 11, 69, 185, 15, 83, 243, 16, 32, 0,
24, 81, 165, 8, 130, 86, 77, 35, 6, 155, 163, 88, 203, 5, 24, 66, 195, 30, 70, 19, 19, 24, 80,
133, 15, 32, 1, 75, 211, 8, 32, 254, 108, 133, 8, 79, 87, 20, 65, 32, 9, 41, 0, 0, 7, 0,
128, 0, 0, 2, 128, 2, 68, 87, 15, 66, 1, 16, 92, 201, 16, 24, 76, 24, 17, 133, 17, 34, 128,
0, 30, 66, 127, 64, 34, 115, 0, 119, 73, 205, 9, 66, 43, 11, 109, 143, 15, 24, 79, 203, 11, 90,
143, 15, 131, 15, 155, 31, 65, 185, 15, 86, 87, 11, 35, 128, 128, 253, 0, 69, 7, 6, 130, 213, 33,
1, 0, 119, 178, 15, 142, 17, 66, 141, 74, 83, 28, 6, 36, 7, 0, 0, 4, 128, 82, 39, 18, 76,
149, 12, 67, 69, 21, 32, 128, 79, 118, 15, 32, 0, 130, 0, 32, 8, 131, 206, 32, 2, 79, 83, 9,
100, 223, 14, 102, 113, 23, 115, 115, 7, 24, 65, 231, 12, 130, 162, 32, 4, 68, 182, 19, 130, 102, 93,
143, 8, 69, 107, 29, 24, 77, 255, 12, 143, 197, 72, 51, 7, 76, 195, 15, 132, 139, 85, 49, 15, 130,
152, 131, 18, 71, 81, 23, 70, 14, 11, 36, 0, 10, 0, 128, 2, 69, 59, 9, 89, 151, 15, 66, 241,
11, 76, 165, 12, 71, 43, 15, 75, 49, 13, 65, 12, 23, 132, 37, 32, 0, 179, 115, 130, 231, 95, 181,
16, 132, 77, 32, 254, 67, 224, 8, 65, 126, 20, 79, 171, 8, 32, 2, 89, 81, 5, 75, 143, 6, 80,
41, 8, 34, 2, 0, 128, 24, 81, 72, 9, 32, 0, 130, 0, 35, 17, 0, 0, 255, 77, 99, 39, 95,
65, 36, 67, 109, 15, 24, 69, 93, 11, 77, 239, 5, 95, 77, 23, 35, 128, 1, 0, 128, 24, 86, 7,
8, 132, 167, 32, 2, 69, 198, 41, 130, 202, 33, 0, 26, 120, 75, 44, 24, 89, 51, 15, 71, 243, 12,
70, 239, 11, 24, 84, 3, 11, 66, 7, 11, 71, 255, 10, 32, 21, 69, 155, 35, 88, 151, 12, 32, 128,
74, 38, 10, 65, 210, 8, 74, 251, 5, 65, 226, 5, 75, 201, 13, 32, 3, 65, 9, 41, 146, 41, 40,
0, 0, 0, 9, 1, 0, 1, 0, 2, 91, 99, 19, 32, 35, 106, 119, 13, 70, 219, 15, 83, 239, 12,
137, 154, 32, 2, 67, 252, 19, 36, 128, 0, 0, 4, 1, 130, 196, 32, 2, 130, 8, 91, 107, 8, 32,
0, 135, 81, 24, 73, 211, 8, 132, 161, 73, 164, 13, 36, 0, 8, 0, 128, 2, 105, 123, 26, 139, 67,
76, 99, 15, 34, 1, 0, 128, 135, 76, 83, 156, 20, 92, 104, 8, 67, 251, 30, 24, 86, 47, 27, 123,
207, 12, 24, 86, 7, 15, 71, 227, 8, 32, 4, 65, 20, 20, 131, 127, 32, 0, 130, 123, 32, 0, 71,
223, 26, 32, 19, 90, 195, 22, 71, 223, 15, 84, 200, 6, 32, 128, 133, 241, 24, 84, 149, 9, 67, 41,
25, 36, 0, 0, 0, 22, 0, 88, 111, 49, 32, 87, 66, 21, 5, 77, 3, 27, 123, 75, 7, 71, 143,
19, 135, 183, 71, 183, 19, 130, 171, 74, 252, 5, 131, 5, 89, 87, 17, 32, 1, 132, 18, 130, 232, 68,
11, 10, 33, 1, 128, 70, 208, 16, 66, 230, 18, 147, 18, 130, 254, 223, 255, 75, 27, 23, 65, 59, 15,
135, 39, 155, 255, 34, 128, 128, 254, 104, 92, 8, 33, 0, 128, 65, 32, 11, 65, 1, 58, 33, 26, 0,
130, 0, 72, 71, 18, 78, 55, 17, 76, 11, 19, 86, 101, 12, 75, 223, 11, 89, 15, 11, 24, 76, 87,
15, 75, 235, 15, 131, 15, 72, 95, 7, 85, 71, 11, 72, 115, 11, 73, 64, 6, 34, 1, 128, 128, 66,
215, 9, 34, 128, 254, 128, 134, 14, 33, 128, 255, 67, 102, 5, 32, 0, 130, 16, 70, 38, 11, 66, 26,
57, 88, 11, 8, 24, 76, 215, 34, 78, 139, 7, 95, 245, 7, 32, 7, 24, 73, 75, 23, 32, 128, 131,
167, 130, 170, 101, 158, 9, 82, 49, 22, 118, 139, 6, 32, 18, 67, 155, 44, 116, 187, 9, 108, 55, 14,
80, 155, 23, 66, 131, 15, 93, 77, 10, 131, 168, 32, 128, 73, 211, 12, 24, 75, 187, 22, 32, 4, 96,
71, 20, 67, 108, 19, 132, 19, 120, 207, 8, 32, 5, 76, 79, 15, 66, 111, 21, 66, 95, 8, 32, 3,
190, 211, 111, 3, 8, 211, 212, 32, 20, 65, 167, 44, 34, 75, 0, 79, 97, 59, 13, 32, 33, 112, 63,
10, 65, 147, 19, 69, 39, 19, 143, 39, 24, 66, 71, 9, 130, 224, 65, 185, 43, 94, 176, 12, 65, 183,
24, 71, 38, 8, 24, 72, 167, 7, 65, 191, 38, 136, 235, 24, 96, 167, 12, 65, 203, 62, 115, 131, 13,
65, 208, 42, 175, 235, 67, 127, 6, 32, 4, 76, 171, 29, 114, 187, 5, 32, 71, 65, 211, 5, 65, 203,
68, 72, 51, 8, 164, 219, 32, 0, 172, 214, 71, 239, 58, 78, 3, 27, 66, 143, 15, 77, 19, 15, 147,
31, 35, 33, 53, 51, 21, 66, 183, 10, 173, 245, 66, 170, 30, 150, 30, 34, 0, 0, 23, 80, 123, 54,
76, 1, 16, 73, 125, 15, 82, 245, 11, 167, 253, 24, 76, 85, 12, 70, 184, 5, 32, 254, 131, 185, 37,
254, 0, 128, 1, 0, 128, 133, 16, 117, 158, 18, 92, 27, 38, 65, 3, 17, 130, 251, 35, 17, 0, 128,
254, 24, 69, 83, 39, 140, 243, 121, 73, 19, 109, 167, 7, 81, 41, 15, 24, 95, 175, 12, 102, 227, 15,
121, 96, 11, 24, 95, 189, 7, 32, 3, 145, 171, 154, 17, 24, 77, 47, 9, 33, 0, 5, 70, 71, 37,
68, 135, 7, 32, 29, 117, 171, 11, 69, 87, 15, 24, 79, 97, 19, 24, 79, 149, 23, 131, 59, 32, 1,
75, 235, 5, 72, 115, 11, 72, 143, 7, 132, 188, 71, 27, 46, 131, 51, 32, 0, 69, 95, 6, 175, 215,
32, 21, 131, 167, 81, 15, 19, 151, 191, 151, 23, 131, 215, 71, 43, 5, 32, 254, 24, 79, 164, 24, 74,
109, 8, 77, 166, 13, 65, 176, 26, 88, 162, 5, 98, 159, 6, 171, 219, 120, 247, 6, 79, 29, 8, 99,
169, 10, 103, 59, 19, 65, 209, 35, 131, 35, 91, 25, 19, 112, 94, 15, 83, 36, 8, 173, 229, 33, 20,
0, 88, 75, 43, 71, 31, 12, 65, 191, 71, 33, 1, 0, 130, 203, 32, 254, 131, 4, 68, 66, 7, 67,
130, 6, 104, 61, 13, 173, 215, 38, 13, 1, 0, 0, 0, 2, 128, 67, 111, 28, 74, 129, 16, 104, 35,
19, 79, 161, 16, 87, 14, 7, 138, 143, 132, 10, 67, 62, 36, 114, 115, 5, 162, 151, 67, 33, 16, 108,
181, 15, 143, 151, 67, 5, 5, 24, 100, 242, 15, 170, 153, 34, 0, 0, 14, 65, 51, 34, 32, 55, 79,
75, 9, 32, 51, 74, 7, 10, 65, 57, 38, 132, 142, 32, 254, 72, 0, 14, 139, 163, 32, 128, 80, 254,
8, 67, 158, 21, 65, 63, 7, 32, 4, 72, 227, 27, 95, 155, 12, 67, 119, 19, 124, 91, 24, 149, 154,
72, 177, 34, 97, 223, 8, 155, 151, 24, 108, 227, 15, 88, 147, 16, 72, 117, 19, 68, 35, 11, 92, 253,
15, 70, 199, 15, 24, 87, 209, 17, 32, 2, 87, 233, 7, 32, 1, 24, 88, 195, 10, 119, 24, 8, 32,
3, 81, 227, 24, 65, 125, 21, 35, 128, 128, 0, 25, 76, 59, 48, 24, 90, 187, 9, 97, 235, 12, 66,
61, 11, 91, 105, 19, 24, 79, 141, 11, 24, 79, 117, 15, 24, 79, 129, 27, 90, 53, 13, 130, 13, 32,
253, 131, 228, 24, 79, 133, 40, 69, 70, 8, 66, 137, 31, 65, 33, 19, 96, 107, 8, 68, 119, 29, 66,
7, 5, 68, 125, 16, 65, 253, 19, 65, 241, 27, 24, 90, 179, 13, 24, 79, 143, 18, 33, 128, 128, 130,
246, 32, 254, 130, 168, 68, 154, 36, 77, 51, 9, 97, 47, 5, 167, 195, 32, 21, 131, 183, 78, 239, 27,
155, 195, 78, 231, 14, 201, 196, 77, 11, 6, 32, 5, 73, 111, 37, 97, 247, 12, 77, 19, 31, 155, 207,
78, 215, 19, 162, 212, 69, 17, 14, 66, 91, 19, 80, 143, 57, 78, 203, 39, 159, 215, 32, 128, 93, 134,
8, 24, 80, 109, 24, 66, 113, 15, 169, 215, 66, 115, 6, 32, 4, 69, 63, 33, 32, 0, 101, 113, 7,
86, 227, 35, 143, 211, 36, 49, 53, 51, 21, 1, 77, 185, 14, 65, 159, 28, 69, 251, 34, 67, 56, 8,
33, 9, 0, 24, 107, 175, 25, 90, 111, 12, 110, 251, 11, 119, 189, 24, 119, 187, 34, 87, 15, 9, 32,
4, 66, 231, 37, 90, 39, 7, 66, 239, 8, 84, 219, 15, 69, 105, 23, 24, 85, 27, 27, 87, 31, 11,
33, 1, 128, 76, 94, 6, 32, 1, 85, 241, 7, 33, 128, 128, 106, 48, 10, 33, 128, 128, 69, 136, 11,
133, 13, 24, 79, 116, 49, 84, 236, 8, 24, 91, 87, 9, 32, 5, 165, 255, 69, 115, 12, 66, 27, 15,
159, 15, 24, 72, 247, 12, 74, 178, 5, 24, 80, 64, 15, 33, 0, 128, 143, 17, 77, 89, 51, 130, 214,
24, 81, 43, 7, 170, 215, 74, 49, 8, 159, 199, 143, 31, 139, 215, 69, 143, 5, 32, 254, 24, 81, 50,
35, 181, 217, 84, 123, 70, 143, 195, 159, 15, 65, 187, 16, 66, 123, 7, 65, 175, 15, 65, 193, 29, 68,
207, 39, 79, 27, 5, 70, 131, 6, 32, 4, 68, 211, 33, 33, 67, 0, 83, 143, 14, 159, 207, 143, 31,
140, 223, 33, 0, 128, 24, 80, 82, 14, 24, 93, 16, 23, 32, 253, 65, 195, 5, 68, 227, 40, 133, 214,
107, 31, 7, 32, 5, 67, 115, 27, 87, 9, 8, 107, 31, 43, 66, 125, 6, 32, 0, 103, 177, 23, 131,
127, 72, 203, 36, 32, 0, 110, 103, 8, 155, 163, 73, 135, 6, 32, 19, 24, 112, 99, 10, 65, 71, 11,
73, 143, 19, 143, 31, 126, 195, 5, 24, 85, 21, 9, 24, 76, 47, 14, 32, 254, 24, 93, 77, 36, 68,
207, 11, 39, 25, 0, 0, 255, 128, 3, 128, 4, 66, 51, 37, 95, 247, 13, 82, 255, 24, 76, 39, 19,
147, 221, 66, 85, 27, 24, 118, 7, 8, 24, 74, 249, 12, 76, 74, 8, 91, 234, 8, 67, 80, 17, 131,
222, 33, 253, 0, 121, 30, 44, 73, 0, 16, 69, 15, 6, 32, 0, 65, 23, 38, 69, 231, 12, 65, 179,
6, 98, 131, 16, 86, 31, 27, 24, 108, 157, 14, 80, 160, 8, 24, 65, 46, 17, 33, 4, 0, 96, 2,
18, 144, 191, 65, 226, 8, 68, 19, 5, 171, 199, 80, 9, 15, 180, 199, 67, 89, 5, 32, 255, 24, 79,
173, 28, 174, 201, 24, 79, 179, 50, 32, 1, 24, 122, 5, 10, 82, 61, 10, 180, 209, 83, 19, 8, 32,
128, 24, 80, 129, 27, 111, 248, 43, 131, 71, 24, 115, 103, 8, 67, 127, 41, 78, 213, 24, 100, 247, 19,
66, 115, 39, 75, 107, 5, 32, 254, 165, 219, 78, 170, 40, 24, 112, 163, 49, 32, 1, 97, 203, 6, 65,
173, 64, 32, 0, 83, 54, 7, 133, 217, 88, 37, 12, 32, 254, 131, 28, 33, 128, 3, 67, 71, 44, 84,
183, 6, 32, 5, 69, 223, 33, 96, 7, 7, 123, 137, 16, 192, 211, 24, 112, 14, 9, 32, 255, 67, 88,
29, 68, 14, 10, 84, 197, 38, 33, 0, 22, 116, 47, 50, 32, 87, 106, 99, 9, 116, 49, 15, 89, 225,
15, 97, 231, 23, 70, 41, 19, 82, 85, 8, 93, 167, 6, 32, 253, 132, 236, 108, 190, 7, 89, 251, 5,
116, 49, 58, 33, 128, 128, 131, 234, 32, 15, 24, 74, 67, 38, 70, 227, 24, 24, 83, 45, 23, 89, 219,
12, 70, 187, 12, 89, 216, 19, 32, 2, 69, 185, 24, 141, 24, 70, 143, 66, 24, 82, 119, 56, 78, 24,
10, 32, 253, 133, 149, 132, 6, 24, 106, 233, 7, 69, 198, 48, 178, 203, 81, 243, 12, 68, 211, 15, 106,
255, 23, 66, 91, 15, 69, 193, 7, 100, 39, 10, 24, 83, 72, 16, 176, 204, 33, 19, 0, 88, 207, 45,
68, 21, 12, 68, 17, 10, 65, 157, 53, 68, 17, 6, 32, 254, 92, 67, 10, 65, 161, 25, 69, 182, 43,
24, 118, 91, 47, 69, 183, 18, 181, 209, 111, 253, 12, 89, 159, 8, 66, 112, 12, 69, 184, 45, 35, 0,
0, 0, 9, 24, 80, 227, 26, 73, 185, 16, 118, 195, 15, 131, 15, 33, 1, 0, 65, 59, 15, 66, 39,
27, 160, 111, 66, 205, 12, 148, 111, 143, 110, 33, 128, 128, 156, 112, 24, 81, 199, 8, 75, 199, 23, 66,
117, 20, 155, 121, 32, 254, 68, 126, 12, 72, 213, 29, 134, 239, 149, 123, 89, 27, 16, 148, 117, 65, 245,
8, 24, 71, 159, 14, 141, 134, 134, 28, 73, 51, 55, 109, 77, 15, 105, 131, 11, 68, 67, 11, 76, 169,
27, 107, 209, 12, 102, 174, 8, 32, 128, 72, 100, 18, 116, 163, 56, 79, 203, 11, 75, 183, 44, 85, 119,
19, 71, 119, 23, 151, 227, 32, 1, 93, 27, 8, 65, 122, 5, 77, 102, 8, 110, 120, 20, 66, 23, 8,
66, 175, 17, 66, 63, 12, 133, 12, 79, 35, 8, 74, 235, 33, 67, 149, 16, 69, 243, 15, 78, 57, 15,
69, 235, 16, 67, 177, 7, 151, 192, 130, 23, 67, 84, 29, 141, 192, 174, 187, 77, 67, 15, 69, 11, 12,
159, 187, 77, 59, 10, 199, 189, 24, 70, 235, 50, 96, 83, 19, 66, 53, 23, 105, 65, 19, 77, 47, 12,
163, 199, 66, 67, 37, 78, 207, 50, 67, 23, 23, 174, 205, 67, 228, 6, 71, 107, 13, 67, 22, 14, 66,
85, 11, 83, 187, 38, 124, 47, 49, 95, 7, 19, 66, 83, 23, 67, 23, 19, 24, 96, 78, 17, 80, 101,
16, 71, 98, 40, 33, 0, 7, 88, 131, 22, 24, 89, 245, 12, 84, 45, 12, 102, 213, 5, 123, 12, 9,
32, 2, 126, 21, 14, 43, 255, 0, 128, 128, 0, 0, 20, 0, 128, 255, 128, 3, 126, 19, 39, 32, 75,
106, 51, 7, 113, 129, 15, 24, 110, 135, 19, 126, 47, 15, 115, 117, 11, 69, 47, 11, 32, 2, 109, 76,
9, 102, 109, 9, 32, 128, 75, 2, 10, 130, 21, 32, 254, 69, 47, 6, 32, 3, 94, 217, 47, 32, 0,
65, 247, 10, 69, 15, 46, 65, 235, 31, 65, 243, 15, 101, 139, 10, 66, 174, 14, 65, 247, 16, 72, 102,
28, 69, 17, 14, 84, 243, 9, 165, 191, 88, 47, 48, 66, 53, 12, 32, 128, 71, 108, 6, 203, 193, 32,
17, 75, 187, 42, 73, 65, 16, 65, 133, 52, 114, 123, 9, 167, 199, 69, 21, 37, 86, 127, 44, 75, 171,
11, 180, 197, 78, 213, 12, 148, 200, 81, 97, 46, 24, 95, 243, 9, 32, 4, 66, 75, 33, 113, 103, 9,
87, 243, 36, 143, 225, 24, 84, 27, 31, 90, 145, 8, 148, 216, 67, 49, 5, 24, 84, 34, 14, 75, 155,
27, 67, 52, 13, 140, 13, 36, 0, 20, 0, 128, 255, 24, 135, 99, 46, 88, 59, 43, 155, 249, 80, 165,
7, 136, 144, 71, 161, 23, 32, 253, 132, 33, 32, 254, 88, 87, 44, 136, 84, 35, 128, 0, 0, 21, 81,
103, 5, 94, 47, 44, 76, 51, 12, 143, 197, 151, 15, 65, 215, 31, 24, 64, 77, 13, 65, 220, 20, 65,
214, 14, 71, 4, 40, 65, 213, 13, 32, 0, 130, 0, 35, 21, 1, 2, 0, 135, 0, 34, 36, 0, 72,
134, 10, 36, 1, 0, 26, 0, 130, 134, 11, 36, 2, 0, 14, 0, 108, 134, 11, 32, 3, 138, 23, 32,
4, 138, 11, 34, 5, 0, 20, 134, 33, 34, 0, 0, 6, 132, 23, 32, 1, 134, 15, 32, 18, 130, 25,
133, 11, 37, 1, 0, 13, 0, 49, 0, 133, 11, 36, 2, 0, 7, 0, 38, 134, 11, 36, 3, 0, 17,
0, 45, 134, 11, 32, 4, 138, 35, 36, 5, 0, 10, 0, 62, 134, 23, 32, 6, 132, 23, 36, 3, 0,
1, 4, 9, 130, 87, 131, 167, 133, 11, 133, 167, 133, 11, 133, 167, 133, 11, 37, 3, 0, 34, 0, 122,
0, 133, 11, 133, 167, 133, 11, 133, 167, 133, 11, 133, 167, 34, 50, 0, 48, 130, 1, 34, 52, 0, 47,
134, 5, 8, 49, 49, 0, 53, 98, 121, 32, 84, 114, 105, 115, 116, 97, 110, 32, 71, 114, 105, 109, 109,
101, 114, 82, 101, 103, 117, 108, 97, 114, 84, 84, 88, 32, 80, 114, 111, 103, 103, 121, 67, 108, 101, 97,
110, 84, 84, 50, 48, 48, 52, 47, 130, 2, 53, 49, 53, 0, 98, 0, 121, 0, 32, 0, 84, 0, 114,
0, 105, 0, 115, 0, 116, 0, 97, 0, 110, 130, 15, 32, 71, 132, 15, 36, 109, 0, 109, 0, 101, 130,
9, 32, 82, 130, 5, 36, 103, 0, 117, 0, 108, 130, 29, 32, 114, 130, 43, 34, 84, 0, 88, 130, 35,
32, 80, 130, 25, 34, 111, 0, 103, 130, 1, 34, 121, 0, 67, 130, 27, 32, 101, 132, 59, 32, 84, 130,
31, 33, 0, 0, 65, 155, 9, 34, 20, 0, 0, 65, 11, 6, 130, 8, 135, 2, 33, 1, 1, 130, 9,
8, 120, 1, 1, 2, 1, 3, 1, 4, 1, 5, 1, 6, 1, 7, 1, 8, 1, 9, 1, 10, 1, 11,
1, 12, 1, 13, 1, 14, 1, 15, 1, 16, 1, 17, 1, 18, 1, 19, 1, 20, 1, 21, 1, 22, 1,
23, 1, 24, 1, 25, 1, 26, 1, 27, 1, 28, 1, 29, 1, 30, 1, 31, 1, 32, 0, 3, 0, 4,
0, 5, 0, 6, 0, 7, 0, 8, 0, 9, 0, 10, 0, 11, 0, 12, 0, 13, 0, 14, 0, 15, 0,
16, 0, 17, 0, 18, 0, 19, 0, 20, 0, 21, 0, 22, 0, 23, 0, 24, 0, 25, 0, 26, 0, 27,
0, 28, 0, 29, 0, 30, 0, 31, 130, 187, 8, 66, 33, 0, 34, 0, 35, 0, 36, 0, 37, 0, 38,
0, 39, 0, 40, 0, 41, 0, 42, 0, 43, 0, 44, 0, 45, 0, 46, 0, 47, 0, 48, 0, 49, 0,
50, 0, 51, 0, 52, 0, 53, 0, 54, 0, 55, 0, 56, 0, 57, 0, 58, 0, 59, 0, 60, 0, 61,
0, 62, 0, 63, 0, 64, 0, 65, 0, 66, 130, 243, 9, 75, 68, 0, 69, 0, 70, 0, 71, 0, 72,
0, 73, 0, 74, 0, 75, 0, 76, 0, 77, 0, 78, 0, 79, 0, 80, 0, 81, 0, 82, 0, 83, 0,
84, 0, 85, 0, 86, 0, 87, 0, 88, 0, 89, 0, 90, 0, 91, 0, 92, 0, 93, 0, 94, 0, 95,
0, 96, 0, 97, 1, 33, 1, 34, 1, 35, 1, 36, 1, 37, 1, 38, 1, 39, 1, 40, 1, 41, 1,
42, 1, 43, 1, 44, 1, 45, 1, 46, 1, 47, 1, 48, 1, 49, 1, 50, 1, 51, 1, 52, 1, 53,
1, 54, 1, 55, 1, 56, 1, 57, 1, 58, 1, 59, 1, 60, 1, 61, 1, 62, 1, 63, 1, 64, 1,
65, 0, 172, 0, 163, 0, 132, 0, 133, 0, 189, 0, 150, 0, 232, 0, 134, 0, 142, 0, 139, 0, 157,
0, 169, 0, 164, 0, 239, 0, 138, 0, 218, 0, 131, 0, 147, 0, 242, 0, 243, 0, 141, 0, 151, 0,
136, 0, 195, 0, 222, 0, 241, 0, 158, 0, 170, 0, 245, 0, 244, 0, 246, 0, 162, 0, 173, 0, 201,
0, 199, 0, 174, 0, 98, 0, 99, 0, 144, 0, 100, 0, 203, 0, 101, 0, 200, 0, 202, 0, 207, 0,
204, 0, 205, 0, 206, 0, 233, 0, 102, 0, 211, 0, 208, 0, 209, 0, 175, 0, 103, 0, 240, 0, 145,
0, 214, 0, 212, 0, 213, 0, 104, 0, 235, 0, 237, 0, 137, 0, 106, 0, 105, 0, 107, 0, 109, 0,
108, 0, 110, 0, 160, 0, 111, 0, 113, 0, 112, 0, 114, 0, 115, 0, 117, 0, 116, 0, 118, 0, 119,
0, 234, 0, 120, 0, 122, 0, 121, 0, 123, 0, 125, 0, 124, 0, 184, 0, 161, 0, 127, 0, 126, 0,
128, 0, 129, 0, 236, 0, 238, 0, 186, 14, 117, 110, 105, 99, 111, 100, 101, 35, 48, 120, 48, 48, 48,
49, 141, 14, 32, 50, 141, 14, 32, 51, 141, 14, 32, 52, 141, 14, 32, 53, 141, 14, 32, 54, 141, 14,
32, 55, 141, 14, 32, 56, 141, 14, 32, 57, 141, 14, 32, 97, 141, 14, 32, 98, 141, 14, 32, 99, 141,
14, 32, 100, 141, 14, 32, 101, 141, 14, 32, 102, 140, 14, 33, 49, 48, 141, 14, 141, 239, 32, 49, 141,
239, 32, 49, 141, 239, 32, 49, 141, 239, 32, 49, 141, 239, 32, 49, 141, 239, 32, 49, 141, 239, 32, 49,
141, 239, 32, 49, 141, 239, 32, 49, 141, 239, 32, 49, 141, 239, 32, 49, 141, 239, 32, 49, 141, 239, 32,
49, 141, 239, 45, 49, 102, 6, 100, 101, 108, 101, 116, 101, 4, 69, 117, 114, 111, 140, 236, 32, 56, 141,
236, 32, 56, 141, 236, 32, 56, 141, 236, 32, 56, 141, 236, 32, 56, 141, 236, 32, 56, 141, 236, 32, 56,
141, 236, 32, 56, 141, 236, 32, 56, 141, 236, 32, 56, 141, 236, 32, 56, 141, 236, 32, 56, 141, 236, 32,
56, 141, 236, 32, 56, 141, 236, 32, 56, 65, 220, 13, 32, 57, 65, 220, 13, 32, 57, 141, 239, 32, 57,
141, 239, 32, 57, 141, 239, 32, 57, 141, 239, 32, 57, 141, 239, 32, 57, 141, 239, 32, 57, 141, 239, 32,
57, 141, 239, 32, 57, 141, 239, 32, 57, 141, 239, 32, 57, 141, 239, 32, 57, 141, 239, 32, 57, 141, 239,
32, 57, 141, 239, 35, 57, 102, 0, 0, 5, 250, 72, 249, 98, 247,
};
static const char *GetDefaultCompressedFontDataTTF(int *out_size)
{
*out_size = proggy_clean_ttf_compressed_size;
return (const char *)proggy_clean_ttf_compressed_data;
}
#endif // #ifndef IMGUI_DISABLE_DEFAULT_FONT
#endif // #ifndef IMGUI_DISABLE
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