public WinGLContext(GraphicsMode format, WinWindow window)
{
Debug.Print("OpenGL will be bound to handle: {0}", window.WinHandle);
SelectGraphicsModePFD(format, window);
Debug.Print("Setting pixel format... ");
SetGraphicsModePFD(format, window);
ContextHandle = Wgl.wglCreateContext(window.DeviceContext);
if (ContextHandle == IntPtr.Zero)
{
ContextHandle = Wgl.wglCreateContext(window.DeviceContext);
}
if (ContextHandle == IntPtr.Zero)
{
throw new GraphicsContextException("Context creation failed. Error: " + Marshal.GetLastWin32Error());
}
if (!Wgl.wglMakeCurrent(window.DeviceContext, ContextHandle))
{
throw new GraphicsContextException("Failed to make context current. " +
"Error: " + Marshal.GetLastWin32Error());
}
dc = Wgl.wglGetCurrentDC();
Wgl.LoadEntryPoints();
vsync_supported = Wgl.wglSwapIntervalEXT != null;
}