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wined3d: Make the blit -> flip work for windowed rendering.

This commit is contained in:
Stefan Dösinger 2007-04-29 12:48:34 +02:00 committed by Alexandre Julliard
parent d93e161b1f
commit 0fb41a8845
3 changed files with 99 additions and 47 deletions
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9
dlls/ddraw/ddraw.c
View File

@ -1445,6 +1445,7 @@ IDirectDrawImpl_RecreateSurfacesCallback(IDirectDrawSurface7 *surf,
IWineD3DSurface *wineD3DSurface;
HRESULT hr;
void *tmp;
IWineD3DClipper *clipper = NULL;
WINED3DSURFACE_DESC Desc;
WINED3DFORMAT Format;
@ -1480,6 +1481,8 @@ IDirectDrawImpl_RecreateSurfacesCallback(IDirectDrawSurface7 *surf,
IWineD3DSurface_Release(wineD3DSurface);
}
/* get the clipper */
IWineD3DSurface_GetClipper(wineD3DSurface, &clipper);
/* Get the surface properties */
Desc.Format = &Format;
@ -1514,6 +1517,8 @@ IDirectDrawImpl_RecreateSurfacesCallback(IDirectDrawSurface7 *surf,
if(hr != D3D_OK)
return hr;
IWineD3DSurface_SetClipper(surfImpl->WineD3DSurface, clipper);
/* Update the IParent if it exists */
if(parImpl)
{
@ -1530,6 +1535,10 @@ IDirectDrawImpl_RecreateSurfacesCallback(IDirectDrawSurface7 *surf,
surfImpl->ImplType = This->ImplType;
if(clipper)
{
IWineD3DClipper_Release(clipper);
}
return DDENUMRET_OK;
}

2
dlls/ddraw/surface.c
View File

@ -1966,7 +1966,7 @@ IDirectDrawSurfaceImpl_SetClipper(IDirectDrawSurface7 *iface,
if(oldClipper)
IDirectDrawClipper_Release(ICOM_INTERFACE(oldClipper, IDirectDrawClipper));
return DD_OK;
return IWineD3DSurface_SetClipper(This->WineD3DSurface, This->clipper->wineD3DClipper);
}
/*****************************************************************************

135
dlls/wined3d/surface.c
View File

@ -2605,7 +2605,6 @@ static HRESULT IWineD3DSurfaceImpl_BltOverride(IWineD3DSurfaceImpl *This, RECT *
IWineD3DDeviceImpl *myDevice = This->resource.wineD3DDevice;
IWineD3DSwapChainImpl *srcSwapchain = NULL, *dstSwapchain = NULL;
IWineD3DSurfaceImpl *Src = (IWineD3DSurfaceImpl *) SrcSurface;
BOOL SrcOK = TRUE;
TRACE("(%p)->(%p,%p,%p,%08x,%p)\n", This, DestRect, SrcSurface, SrcRect, Flags, DDBltFx);
@ -2644,58 +2643,102 @@ static HRESULT IWineD3DSurfaceImpl_BltOverride(IWineD3DSurfaceImpl *This, RECT *
}
/* The only case where both surfaces on a swapchain are supported is a back buffer -> front buffer blit on the same swapchain */
if(dstSwapchain && dstSwapchain == srcSwapchain) {
if(dstSwapchain && dstSwapchain == srcSwapchain && dstSwapchain->backBuffer &&
((IWineD3DSurface *) This == dstSwapchain->frontBuffer) && SrcSurface == dstSwapchain->backBuffer[0]) {
/* Half-life does a Blt from the back buffer to the front buffer,
* Full surface size, no flags... Use present instead
*
* This path will only be entered for d3d7 and ddraw apps, because d3d8/9 offer no way to blit TO the front buffer
*/
/* Check rects - IWineD3DDevice_Present doesn't handle them */
if( SrcRect ) {
if( (SrcRect->left == 0) && (SrcRect->top == 0) &&
(SrcRect->right == Src->currentDesc.Width) && (SrcRect->bottom == Src->currentDesc.Height) ) {
SrcOK = TRUE;
}
} else {
SrcOK = TRUE;
}
/* Check the Destination rect and the surface sizes */
if(SrcOK &&
(rect.x1 == 0) && (rect.y1 == 0) &&
(rect.x2 == This->currentDesc.Width) && (rect.y2 == This->currentDesc.Height) &&
(This->currentDesc.Width == Src->currentDesc.Width) &&
(This->currentDesc.Height == Src->currentDesc.Height)) {
/* These flags are unimportant for the flag check, remove them */
if((Flags & ~(WINEDDBLT_DONOTWAIT | WINEDDBLT_WAIT)) == 0) {
if( dstSwapchain->backBuffer && ((IWineD3DSurface *) This == dstSwapchain->frontBuffer) &&
SrcSurface == dstSwapchain->backBuffer[0] ) {
WINED3DSWAPEFFECT orig_swap = dstSwapchain->presentParms.SwapEffect;
/* The idea behind this is that a glReadPixels and a glDrawPixels call
* take very long, while a flip is fast.
* This applies to Half-Life, which does such Blts every time it finished
* a frame, and to Prince of Persia 3D, which uses this to draw at least the main
* menu. This is also used by all apps when they do windowed rendering
*
* The problem is that flipping is not really the same as copying. After a
* Blt the front buffer is a copy of the back buffer, and the back buffer is
* untouched. Therefore it's necessary to override the swap effect
* and to set it back after the flip.
*/
dstSwapchain->presentParms.SwapEffect = WINED3DSWAPEFFECT_COPY;
TRACE("Full screen back buffer -> front buffer blt, performing a flip instead\n");
IWineD3DDevice_Present((IWineD3DDevice *) This->resource.wineD3DDevice,
NULL, NULL, 0, NULL);
dstSwapchain->presentParms.SwapEffect = orig_swap;
return WINED3D_OK;
while(1)
{
RECT mySrcRect;
TRACE("Looking if a Present can be done... ");
/* Source Rectangle must be full surface */
if( SrcRect ) {
if(SrcRect->left != 0 || SrcRect->top != 0 ||
SrcRect->right != Src->currentDesc.Width || SrcRect->bottom != Src->currentDesc.Height) {
TRACE("No, Source rectangle doesn't match\n");
break;
}
}
mySrcRect.left = 0;
mySrcRect.top = 0;
mySrcRect.right = Src->currentDesc.Width;
mySrcRect.bottom = Src->currentDesc.Height;
/* No stretching may occur */
if(mySrcRect.right != rect.x2 - rect.x1 ||
mySrcRect.bottom != rect.y2 - rect.y1) {
TRACE("No, stretching is done\n");
break;
}
/* Destination must be full surface or match the clipping rectangle */
if(This->clipper && ((IWineD3DClipperImpl *) This->clipper)->hWnd)
{
RECT cliprect;
POINT pos[2];
GetClientRect(((IWineD3DClipperImpl *) This->clipper)->hWnd, &cliprect);
pos[0].x = rect.x1;
pos[0].y = rect.y1;
pos[1].x = rect.x2;
pos[1].y = rect.y2;
MapWindowPoints(GetDesktopWindow(), ((IWineD3DClipperImpl *) This->clipper)->hWnd,
pos, 2);
if(pos[0].x != cliprect.left || pos[0].y != cliprect.top ||
pos[1].x != cliprect.right || pos[1].y != cliprect.bottom)
{
TRACE("No, dest rectangle doesn't match(clipper)\n");
TRACE("Clip rect at (%d,%d)-(%d,%d)\n", cliprect.left, cliprect.top, cliprect.right, cliprect.bottom);
TRACE("Blt dest: (%d,%d)-(%d,%d)\n", rect.x1, rect.y1, rect.x2, rect.y2);
break;
}
}
else
{
if(rect.x1 != 0 || rect.y1 != 0 ||
rect.x2 != This->currentDesc.Width || rect.y2 != This->currentDesc.Height) {
TRACE("No, dest rectangle doesn't match(surface size)\n");
break;
}
}
TRACE("Yes\n");
/* These flags are unimportant for the flag check, remove them */
if((Flags & ~(WINEDDBLT_DONOTWAIT | WINEDDBLT_WAIT)) == 0) {
WINED3DSWAPEFFECT orig_swap = dstSwapchain->presentParms.SwapEffect;
/* The idea behind this is that a glReadPixels and a glDrawPixels call
* take very long, while a flip is fast.
* This applies to Half-Life, which does such Blts every time it finished
* a frame, and to Prince of Persia 3D, which uses this to draw at least the main
* menu. This is also used by all apps when they do windowed rendering
*
* The problem is that flipping is not really the same as copying. After a
* Blt the front buffer is a copy of the back buffer, and the back buffer is
* untouched. Therefore it's necessary to override the swap effect
* and to set it back after the flip.
*
* Windowed Direct3D < 7 apps do the same. The D3D7 sdk demso are nice
* testcases.
*/
dstSwapchain->presentParms.SwapEffect = WINED3DSWAPEFFECT_COPY;
TRACE("Full screen back buffer -> front buffer blt, performing a flip instead\n");
IWineD3DDevice_Present((IWineD3DDevice *) This->resource.wineD3DDevice,
NULL, NULL, 0, NULL);
dstSwapchain->presentParms.SwapEffect = orig_swap;
return WINED3D_OK;
}
break;
}
TRACE("Unsupported blit between buffers on the same swapchain\n");