added macros to avoid code repetition when defining comparison operators; use them...

[wxWidgets.git] / include / wx / gtk / glcanvas.h

diff --git a/include/wx/gtk/glcanvas.h b/include/wx/gtk/glcanvas.h
index 6111e3c30ba57e529ce6bc790113612a7aa792ac..3eb5964fd882d096edc81dbdf8254405beda31a7 100644 (file)
--- a/include/wx/gtk/glcanvas.h
+++ b/include/wx/gtk/glcanvas.h
@@ -9,10 +9,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma interface "glcanvas.h"
-#endif
-
 #ifndef _WX_GLCANVAS_H_
 #define _WX_GLCANVAS_H_
 
@@ -25,30 +21,6 @@ extern "C" {
 #include <GL/glu.h>
 }
 
-//---------------------------------------------------------------------------
-// Constants for attriblist
-//---------------------------------------------------------------------------
-
-enum
-{
-  WX_GL_RGBA=1,          /* use true color palette */
-  WX_GL_BUFFER_SIZE,     /* bits for buffer if not WX_GL_RGBA */
-  WX_GL_LEVEL,           /* 0 for main buffer, >0 for overlay, <0 for underlay */
-  WX_GL_DOUBLEBUFFER,    /* use doublebuffer */
-  WX_GL_STEREO,          /* use stereoscopic display */
-  WX_GL_AUX_BUFFERS,     /* number of auxiliary buffers */
-  WX_GL_MIN_RED,         /* use red buffer with most bits (> MIN_RED bits) */
-  WX_GL_MIN_GREEN,       /* use green buffer with most bits (> MIN_GREEN bits) */
-  WX_GL_MIN_BLUE,        /* use blue buffer with most bits (> MIN_BLUE bits) */
-  WX_GL_MIN_ALPHA,       /* use blue buffer with most bits (> MIN_ALPHA bits) */
-  WX_GL_DEPTH_SIZE,      /* bits for Z-buffer (0,16,32) */
-  WX_GL_STENCIL_SIZE,    /* bits for stencil buffer */
-  WX_GL_MIN_ACCUM_RED,   /* use red accum buffer with most bits (> MIN_ACCUM_RED bits) */
-  WX_GL_MIN_ACCUM_GREEN, /* use green buffer with most bits (> MIN_ACCUM_GREEN bits) */
-  WX_GL_MIN_ACCUM_BLUE,  /* use blue buffer with most bits (> MIN_ACCUM_BLUE bits) */
-  WX_GL_MIN_ACCUM_ALPHA  /* use blue buffer with most bits (> MIN_ACCUM_ALPHA bits) */
-};
-
 //---------------------------------------------------------------------------
 // classes
 //---------------------------------------------------------------------------
@@ -64,36 +36,19 @@ class WXDLLEXPORT wxGLCanvas;
 class WXDLLEXPORT wxGLContext: public wxObject
 {
 public:
-    wxGLContext( bool isRGB, wxWindow *win, const wxPalette& palette = wxNullPalette );
-    wxGLContext(
-               bool WXUNUSED(isRGB), wxWindow *win,
-               const wxPalette& WXUNUSED(palette),
-               const wxGLContext *other        /* for sharing display lists */
-    );
-    ~wxGLContext();
-
-    void SetCurrent();
-    void SetColour(const wxChar *colour);
-    void SwapBuffers();
-
-    void SetupPixelFormat();
-    void SetupPalette(const wxPalette& palette);
-    wxPalette CreateDefaultPalette();
-
-    inline wxPalette* GetPalette() const { return (wxPalette*) & m_palette; }
-    inline wxWindow* GetWindow() const { return m_window; }
-    inline GtkWidget* GetWidget() const { return m_widget; }
-    inline GLXContext GetContext() const { return m_glContext; }
+    wxGLContext(wxWindow* win, const wxGLContext* other=NULL /* for sharing display lists */);
+    virtual ~wxGLContext();
 
 public:
-   GLXContext       m_glContext;
+    // The win wxGLCanvas needs not necessarily be the same as the wxGLCanvas with which this context was created!
+    void SetCurrent(const wxGLCanvas& win) const;
+
 
-   GtkWidget       *m_widget;
-   wxPalette        m_palette;
-   wxWindow*        m_window;
+private:
+    GLXContext m_glContext;
 
 private:
-  DECLARE_CLASS(wxGLContext)
+    DECLARE_CLASS(wxGLContext)
 };
 
 //---------------------------------------------------------------------------
@@ -103,27 +58,32 @@ private:
 class WXDLLEXPORT wxGLCanvas: public wxWindow
 {
 public:
-   inline wxGLCanvas() {
-      m_glContext = (wxGLContext*) NULL;
-      m_sharedContext = (wxGLContext*) NULL;
-      m_glWidget = (GtkWidget*) NULL;
-      m_vi = (void*) NULL;
-      m_exposed = FALSE;
-   }
+    // This ctor is identical to the next, except for the fact that it
+    // doesn't create an implicit wxGLContext.
+    // The attribList parameter has been moved to avoid overload clashes.
+    wxGLCanvas( wxWindow *parent, wxWindowID id = -1,
+        int *attribList = (int*) NULL,
+        const wxPoint& pos = wxDefaultPosition,
+        const wxSize& size = wxDefaultSize,
+        long style = 0, const wxString& name = wxGLCanvasName,
+        const wxPalette& palette = wxNullPalette );
+
    wxGLCanvas( wxWindow *parent, wxWindowID id = -1,
         const wxPoint& pos = wxDefaultPosition,
         const wxSize& size = wxDefaultSize,
         long style = 0, const wxString& name = wxGLCanvasName,
         int *attribList = (int*) NULL,
         const wxPalette& palette = wxNullPalette );
-   wxGLCanvas( wxWindow *parent, const wxGLContext *shared = (wxGLContext *)NULL,
+
+   wxGLCanvas( wxWindow *parent, const wxGLContext *shared,
         wxWindowID id = -1,
         const wxPoint& pos = wxDefaultPosition,
         const wxSize& size = wxDefaultSize,
         long style = 0, const wxString& name = wxGLCanvasName,
         int *attribList = (int*) NULL,
         const wxPalette& palette = wxNullPalette );
-   wxGLCanvas( wxWindow *parent, const wxGLCanvas *shared = (wxGLCanvas *)NULL,
+
+   wxGLCanvas( wxWindow *parent, const wxGLCanvas *shared,
         wxWindowID id = -1,
         const wxPoint& pos = wxDefaultPosition,
         const wxSize& size = wxDefaultSize,
@@ -142,8 +102,9 @@ public:
                 int *attribList = (int*) NULL,
                 const wxPalette& palette = wxNullPalette );
 
-   ~wxGLCanvas();
+   virtual ~wxGLCanvas();
 
+   void SetCurrent(const wxGLContext& RC) const;
    void SetCurrent();
    void SetColour(const wxChar *colour);
    void SwapBuffers();
@@ -159,8 +120,11 @@ public:
     wxGLContext      *m_glContext,
                      *m_sharedContext;
     wxGLCanvas       *m_sharedContextOf;
+    const bool        m_createImplicitContext;
     void             *m_vi; // actually an XVisualInfo*
+    GLXFBConfig      *m_fbc;
     bool              m_canFreeVi;
+    bool              m_canFreeFBC;
     GtkWidget        *m_glWidget;
     bool              m_exposed;
 
@@ -169,7 +133,13 @@ public:
     // caller is reponsible for using XFree() to deallocate
     // the returned structure.
     static void* ChooseGLVisual(int *attribList);
+    static void* ChooseGLFBC(int *attribList);
+    static void GetGLAttribListFromWX(int *wx_attribList, int *gl_attribList );
 
+    static void QueryGLXVersion();
+    static int GetGLXVersion();
+    static int m_glxVersion;
+    
 private:
     DECLARE_EVENT_TABLE()
     DECLARE_CLASS(wxGLCanvas)