#include <windows.h>
#include <d3d9.h>

extern LPDIRECT3DDEVICE9  gpD3DDevice;  /**< The Direct3D Adapter */
extern IDirect3DSurface9 *gpD3DSurface; /**< Offscreen Direct3D Surface. MPlayer
                                      renders inside it. Uses colorspace
                                      MovieSrcFmt */

void InitD3DState()
{

}

void InitD3DViewPort(int width, int height)
{

}

void PaintProc(HWND hWnd)
{
	D3DLOCKED_RECT  rect;
	IDirect3DSurface9 *pD3DBackBuf; /**< Video card's back buffer (used to
                                      display next frame) */
	// rendering preamble
	HDC          hDC;
	PAINTSTRUCT  ps;

	// the actual painting code will go here
	hDC = BeginPaint(hWnd, &ps);

    if (FAILED (IDirect3DDevice9_GetBackBuffer (gpD3DDevice, 0, 0,
                                                D3DBACKBUFFER_TYPE_MONO,
                                                &(pD3DBackBuf))))
	{
        goto out;
	}

    if (FAILED (IDirect3DSurface9_LockRect(gpD3DSurface,
                                           &rect, NULL, 0)))
    {
       goto out;
    }

	// memset for now

    if (FAILED (IDirect3DSurface9_UnlockRect(gpD3DSurface)))
    {
        goto out;
    }

    /* If the previous if failed, we should draw a packed frame */
    if (FAILED (IDirect3DDevice9_BeginScene(gpD3DDevice)))
    {
       goto out;
    }

    if (FAILED (IDirect3DDevice9_StretchRect (gpD3DDevice,
                                              gpD3DSurface,
                                              NULL,
                                              pD3DBackBuf,
                                              NULL,
                                              D3DTEXF_LINEAR)))
    {
        goto out;
    }

    if (FAILED (IDirect3DDevice9_EndScene(gpD3DDevice)))
    {
       goto out;
    }



    if (FAILED (IDirect3DDevice9_Present (gpD3DDevice, 0, 0, 0, 0)))
    {
		goto out;
    }

out:
	EndPaint(hWnd, &ps);
}