/*****************************************************************************
* IDirect3DViewport3::Clear
*
* Clears the render target and / or the z buffer
*
* Params:
* dwCount: The amount of rectangles to clear. If 0, the whole buffer is
* cleared
* lpRects: Pointer to the array of rectangles. If NULL, Count must be 0
* dwFlags: D3DCLEAR_ZBUFFER and / or D3DCLEAR_TARGET
*
* Returns:
* D3D_OK on success
* D3DERR_VIEWPORTHASNODEVICE if there's no active device
* The return value of IDirect3DDevice7::Clear
*
*****************************************************************************/
static HRESULT WINAPI
IDirect3DViewportImpl_Clear(IDirect3DViewport3 *iface,
DWORD dwCount,
D3DRECT *lpRects,
DWORD dwFlags)
{
ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
DWORD color = 0x00000000;
HRESULT hr;
LPDIRECT3DVIEWPORT3 current_viewport;
TRACE("(%p/%p)->(%08x,%p,%08x)\n", This, iface, dwCount, lpRects, dwFlags);
if (This->active_device == NULL) {
ERR(" Trying to clear a viewport not attached to a device !\n");
return D3DERR_VIEWPORTHASNODEVICE;
}
EnterCriticalSection(&ddraw_cs);
if (dwFlags & D3DCLEAR_TARGET) {
if (This->background == NULL) {
ERR(" Trying to clear the color buffer without background material !\n");
} else {
color =
((int) ((This->background->mat.u.diffuse.u1.r) * 255) << 16) |
((int) ((This->background->mat.u.diffuse.u2.g) * 255) << 8) |
((int) ((This->background->mat.u.diffuse.u3.b) * 255) << 0) |
((int) ((This->background->mat.u.diffuse.u4.a) * 255) << 24);
}
}
/* Need to temporarily activate viewport to clear it. Previously active one will be restored
afterwards. */
This->activate(This, TRUE);
hr = IDirect3DDevice7_Clear(ICOM_INTERFACE(This->active_device, IDirect3DDevice7),
dwCount,
lpRects,
dwFlags & (D3DCLEAR_ZBUFFER | D3DCLEAR_TARGET),
color,
1.0,
0x00000000);
IDirect3DDevice3_GetCurrentViewport(ICOM_INTERFACE(This->active_device, IDirect3DDevice3), ¤t_viewport);
if(current_viewport) {
IDirect3DViewportImpl *vp = ICOM_OBJECT(IDirect3DViewportImpl, IDirect3DViewport3, current_viewport);
vp->activate(vp, TRUE);
IDirect3DViewport3_Release(current_viewport);
}
LeaveCriticalSection(&ddraw_cs);
return hr;
}
/*****************************************************************************
* IDirect3DViewport3::Clear
*
* Clears the render target and / or the z buffer
*
* Params:
* dwCount: The amount of rectangles to clear. If 0, the whole buffer is
* cleared
* lpRects: Pointer to the array of rectangles. If NULL, Count must be 0
* dwFlags: D3DCLEAR_ZBUFFER and / or D3DCLEAR_TARGET
*
* Returns:
* D3D_OK on success
* D3DERR_VIEWPORTHASNODEVICE if there's no active device
* The return value of IDirect3DDevice7::Clear
*
*****************************************************************************/
static HRESULT WINAPI IDirect3DViewportImpl_Clear(IDirect3DViewport3 *iface,
DWORD dwCount, D3DRECT *lpRects, DWORD dwFlags)
{
IDirect3DViewportImpl *This = (IDirect3DViewportImpl *)iface;
DWORD color = 0x00000000;
HRESULT hr;
LPDIRECT3DVIEWPORT3 current_viewport;
IDirect3DDevice3 *d3d_device3;
TRACE("iface %p, rect_count %u, rects %p, flags %#x.\n", iface, dwCount, lpRects, dwFlags);
if (This->active_device == NULL) {
ERR(" Trying to clear a viewport not attached to a device !\n");
return D3DERR_VIEWPORTHASNODEVICE;
}
d3d_device3 = (IDirect3DDevice3 *)&This->active_device->IDirect3DDevice3_vtbl;
EnterCriticalSection(&ddraw_cs);
if (dwFlags & D3DCLEAR_TARGET) {
if (This->background == NULL) {
ERR(" Trying to clear the color buffer without background material !\n");
}
else
{
color = ((int)((This->background->mat.u.diffuse.u1.r) * 255) << 16)
| ((int) ((This->background->mat.u.diffuse.u2.g) * 255) << 8)
| ((int) ((This->background->mat.u.diffuse.u3.b) * 255) << 0)
| ((int) ((This->background->mat.u.diffuse.u4.a) * 255) << 24);
}
}
/* Need to temporarily activate viewport to clear it. Previously active one will be restored
afterwards. */
viewport_activate(This, TRUE);
hr = IDirect3DDevice7_Clear((IDirect3DDevice7 *)This->active_device, dwCount, lpRects,
dwFlags & (D3DCLEAR_ZBUFFER | D3DCLEAR_TARGET), color, 1.0, 0x00000000);
IDirect3DDevice3_GetCurrentViewport(d3d_device3, ¤t_viewport);
if(current_viewport) {
IDirect3DViewportImpl *vp = (IDirect3DViewportImpl *)current_viewport;
viewport_activate(vp, TRUE);
IDirect3DViewport3_Release(current_viewport);
}
LeaveCriticalSection(&ddraw_cs);
return hr;
}
void clear_zbuffer_screen_using_viewport ( void )
{
// ASSERT ( !d3d_in_3d_scene );
if ( d3d.device )
{
#ifdef _WIN32
unsigned int
ret;
ret = IDirect3DDevice7_Clear ( d3d.device, 0, NULL, D3DCLEAR_ZBUFFER, 0, 1.0, 0 );
if ( ret != DD_OK )
{
debug_log ( "Unable to clear zbuffer: %s", get_d3d_error_message ( ret ) );
}
#endif
}
}
/*****************************************************************************
* IDirect3DViewport3::Clear2
*
* Another clearing method
*
* Params:
* Count: Number of rectangles to clear
* Rects: Rectangle array to clear
* Flags: Some flags :)
* Color: Color to fill the render target with
* Z: Value to fill the depth buffer with
* Stencil: Value to fill the stencil bits with
*
* Returns:
*
*****************************************************************************/
static HRESULT WINAPI
IDirect3DViewportImpl_Clear2(IDirect3DViewport3 *iface,
DWORD dwCount,
LPD3DRECT lpRects,
DWORD dwFlags,
DWORD dwColor,
D3DVALUE dvZ,
DWORD dwStencil)
{
ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
HRESULT hr;
LPDIRECT3DVIEWPORT3 current_viewport;
TRACE("(%p)->(%08x,%p,%08x,%08x,%f,%08x)\n", This, dwCount, lpRects, dwFlags, dwColor, dvZ, dwStencil);
EnterCriticalSection(&ddraw_cs);
if (This->active_device == NULL) {
ERR(" Trying to clear a viewport not attached to a device !\n");
LeaveCriticalSection(&ddraw_cs);
return D3DERR_VIEWPORTHASNODEVICE;
}
/* Need to temporarily activate viewport to clear it. Previously active one will be restored
afterwards. */
This->activate(This, TRUE);
hr = IDirect3DDevice7_Clear(ICOM_INTERFACE(This->active_device, IDirect3DDevice7),
dwCount,
lpRects,
dwFlags,
dwColor,
dvZ,
dwStencil);
IDirect3DDevice3_GetCurrentViewport(ICOM_INTERFACE(This->active_device, IDirect3DDevice3), ¤t_viewport);
if(current_viewport) {
IDirect3DViewportImpl *vp = ICOM_OBJECT(IDirect3DViewportImpl, IDirect3DViewport3, current_viewport);
vp->activate(vp, TRUE);
IDirect3DViewport3_Release(current_viewport);
}
LeaveCriticalSection(&ddraw_cs);
return hr;
}
/*****************************************************************************
* IDirect3DViewport3::Clear2
*
* Another clearing method
*
* Params:
* Count: Number of rectangles to clear
* Rects: Rectangle array to clear
* Flags: Some flags :)
* Color: Color to fill the render target with
* Z: Value to fill the depth buffer with
* Stencil: Value to fill the stencil bits with
*
* Returns:
*
*****************************************************************************/
static HRESULT WINAPI
IDirect3DViewportImpl_Clear2(IDirect3DViewport3 *iface,
DWORD dwCount,
LPD3DRECT lpRects,
DWORD dwFlags,
DWORD dwColor,
D3DVALUE dvZ,
DWORD dwStencil)
{
IDirect3DViewportImpl *This = (IDirect3DViewportImpl *)iface;
HRESULT hr;
LPDIRECT3DVIEWPORT3 current_viewport;
IDirect3DDevice3 *d3d_device3;
TRACE("iface %p, rect_count %u, rects %p, flags %#x, color 0x%08x, depth %.8e, stencil %u.\n",
iface, dwCount, lpRects, dwFlags, dwColor, dvZ, dwStencil);
EnterCriticalSection(&ddraw_cs);
if (This->active_device == NULL) {
ERR(" Trying to clear a viewport not attached to a device !\n");
LeaveCriticalSection(&ddraw_cs);
return D3DERR_VIEWPORTHASNODEVICE;
}
d3d_device3 = (IDirect3DDevice3 *)&This->active_device->IDirect3DDevice3_vtbl;
/* Need to temporarily activate viewport to clear it. Previously active
* one will be restored afterwards. */
viewport_activate(This, TRUE);
hr = IDirect3DDevice7_Clear((IDirect3DDevice7 *)This->active_device,
dwCount, lpRects, dwFlags, dwColor, dvZ, dwStencil);
IDirect3DDevice3_GetCurrentViewport(d3d_device3, ¤t_viewport);
if(current_viewport) {
IDirect3DViewportImpl *vp = (IDirect3DViewportImpl *)current_viewport;
viewport_activate(vp, TRUE);
IDirect3DViewport3_Release(current_viewport);
}
LeaveCriticalSection(&ddraw_cs);
return hr;
}
