lots of initial GLES3 renderer implementation

lib/x11/WindowWayland.cpp

@@ -11,8 +11,59 @@ namespace boo
 extern PFNGLXGETVIDEOSYNCSGIPROC FglXGetVideoSyncSGI;
 extern PFNGLXWAITVIDEOSYNCSGIPROC FglXWaitVideoSyncSGI;
     
-IGraphicsContext* _GraphicsContextWaylandNew(IGraphicsContext::EGraphicsAPI api,
-                                             IWindow* parentWindow);
+struct GraphicsContextWayland : IGraphicsContext
+{
+
+    EGraphicsAPI m_api;
+    EPixelFormat m_pf;
+    IWindow* m_parentWindow;
+
+public:
+    IWindowCallback* m_callback;
+
+    GraphicsContextWayland(EGraphicsAPI api, IWindow* parentWindow)
+    : m_api(api),
+      m_pf(PF_RGBA8),
+      m_parentWindow(parentWindow)
+    {}
+
+    ~GraphicsContextWayland()
+    {
+
+    }
+
+    void _setCallback(IWindowCallback* cb)
+    {
+        m_callback = cb;
+    }
+
+    EGraphicsAPI getAPI() const
+    {
+        return m_api;
+    }
+
+    EPixelFormat getPixelFormat() const
+    {
+        return m_pf;
+    }
+
+    void setPixelFormat(EPixelFormat pf)
+    {
+        if (pf > PF_RGBAF32_Z24)
+            return;
+        m_pf = pf;
+    }
+
+    void initializeContext()
+    {
+
+    }
+
+    void makeCurrent()
+    {
+    }
+
+};
     
 struct WindowWayland : IWindow
 {    
@@ -81,10 +132,11 @@ struct WindowWayland : IWindow
         
     }
 
-    void waitForRetrace()
+    size_t waitForRetrace(size_t count)
     {
         unsigned int sync;
         FglXWaitVideoSyncSGI(1, 0, &sync);
+        return 0;
     }
 
     uintptr_t getPlatformHandle() const