combine with desktop project

Signed-off-by: Peter Siegmund <developer@mars3142.org>

src/Common.cpp

@@ -0,0 +1,23 @@
+#include "Common.h"
+
+#include <SDL3/SDL.h>
+
+auto createWindow(const char *title, const int width, const int height) -> Window * {
+
+    constexpr uint32_t window_flag = SDL_WINDOW_HIDDEN;
+    const auto window = SDL_CreateWindow(title, width, height, window_flag);
+    if (window == nullptr) {
+        SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create window", SDL_GetError(), nullptr);
+        return nullptr;
+    }
+
+    const SDL_PropertiesID props = SDL_CreateProperties();
+    SDL_SetPointerProperty(props, SDL_PROP_RENDERER_CREATE_WINDOW_POINTER, window);
+    SDL_SetNumberProperty(props, SDL_PROP_RENDERER_CREATE_OUTPUT_COLORSPACE_NUMBER, SDL_COLORSPACE_SRGB_LINEAR);
+    if (const auto renderer = SDL_CreateRendererWithProperties(props); renderer == nullptr) {
+        SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create renderer", SDL_GetError(), nullptr);
+        return nullptr;
+    }
+
+    return new Window(window);
+}