WGL_I3D_image_buffer http://www.opengl.org/registry/specs/gl/I3D/wgl_image_buffer.txt WGL_I3D_image_buffer WGL_IMAGE_BUFFER_MIN_ACCESS_I3D 0x00000001 WGL_IMAGE_BUFFER_LOCK_I3D 0x00000002 BOOL wglAssociateImageBufferEventsI3D (HDC hdc, HANDLE* pEvent, LPVOID *pAddress, DWORD *pSize, UINT count) LPVOID wglCreateImageBufferI3D (HDC hDC, DWORD dwSize, UINT uFlags) BOOL wglDestroyImageBufferI3D (HDC hDC, LPVOID pAddress) BOOL wglReleaseImageBufferEventsI3D (HDC hdc, LPVOID* pAddress, UINT count)