initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/samples/opengl/penguin/penguin.h

@@ -0,0 +1,106 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        penguin.h
+// Purpose:     wxGLCanvas demo program
+// Author:      Robert Roebling
+// Created:     04/01/98
+// Copyright:   (c) Robert Roebling
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_PENGUIN_H_
+#define _WX_PENGUIN_H_
+
+
+#include "wx/defs.h"
+#include "wx/app.h"
+#include "wx/menu.h"
+#include "wx/dcclient.h"
+#include "wx/wfstream.h"
+#if wxUSE_ZLIB
+#include "wx/zstream.h"
+#endif
+
+#include "wx/glcanvas.h"
+
+extern "C"
+{
+#include "trackball.h"
+}
+
+#include "dxfrenderer.h"
+
+
+// OpenGL view data
+struct GLData
+{
+    bool initialized;           // have OpenGL been initialized?
+    float beginx, beginy;       // position of mouse
+    float quat[4];              // orientation of object
+    float zoom;                 // field of view in degrees
+};
+
+
+// Define a new application type
+class MyApp : public wxApp
+{
+public:
+    virtual bool OnInit() override;
+};
+
+
+// Define a new frame type
+class TestGLCanvas;
+
+
+class MyFrame : public wxFrame
+{
+public:
+    MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos,
+            const wxSize& size, long style = wxDEFAULT_FRAME_STYLE);
+
+    void OnMenuFileOpen(wxCommandEvent& event);
+    void OnMenuFileExit(wxCommandEvent& event);
+    void OnMenuHelpAbout(wxCommandEvent& event);
+
+    void SetCanvas(TestGLCanvas *canvas) { m_canvas = canvas; }
+    TestGLCanvas *GetCanvas() { return m_canvas; }
+
+private:
+    TestGLCanvas *m_canvas;
+
+    wxDECLARE_EVENT_TABLE();
+};
+
+
+class TestGLCanvas : public wxGLCanvas
+{
+public:
+    TestGLCanvas(wxWindow *parent, wxWindowID id = wxID_ANY,
+        const wxPoint& pos = wxDefaultPosition,
+        const wxSize& size = wxDefaultSize, long style = 0,
+        const wxString& name = "TestGLCanvas");
+    TestGLCanvas(const TestGLCanvas&) = delete;
+    TestGLCanvas& operator=(const TestGLCanvas&) = delete;
+
+    virtual ~TestGLCanvas();
+
+    void LoadDXF(const wxString& filename);
+
+protected:
+    void OnPaint(wxPaintEvent& event);
+    void OnSize(wxSizeEvent& event);
+    void OnEraseBackground(wxEraseEvent& event);
+    void OnMouse(wxMouseEvent& event);
+
+private:
+    void InitGL();
+    void ResetProjectionMode();
+
+    wxGLContext* m_glRC;
+    GLData       m_gldata;
+    DXFRenderer  m_renderer;
+
+    wxDECLARE_EVENT_TABLE();
+};
+
+#endif // #ifndef _WX_PENGUIN_H_