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wined3d: Avoid some unneeded rendertarget copies.

This commit is contained in:
Henri Verbeet 2009-06-17 10:19:53 +02:00 committed by Alexandre Julliard
parent 8be020776b
commit 60317d027a
1 changed files with 8 additions and 2 deletions
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10
dlls/wined3d/drawprim.c
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@ -554,16 +554,22 @@ void drawPrimitive(IWineD3DDevice *iface, UINT index_count, UINT numberOfVertice
IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
IWineD3DSurfaceImpl *target;
BOOL load_rt, modify_rt;
unsigned int i;
if (!index_count) return;
load_rt = This->stateBlock->renderState[WINED3DRS_COLORWRITEENABLE]
|| This->stateBlock->renderState[WINED3DRS_ALPHATESTENABLE]
|| This->stateBlock->renderState[WINED3DRS_COLORKEYENABLE];
modify_rt = This->stateBlock->renderState[WINED3DRS_COLORWRITEENABLE];
/* Invalidate the back buffer memory so LockRect will read it the next time */
for(i = 0; i < GL_LIMITS(buffers); i++) {
target = (IWineD3DSurfaceImpl *) This->render_targets[i];
if (target) {
IWineD3DSurface_LoadLocation((IWineD3DSurface *) target, SFLAG_INDRAWABLE, NULL);
IWineD3DSurface_ModifyLocation((IWineD3DSurface *) target, SFLAG_INDRAWABLE, TRUE);
if (load_rt) IWineD3DSurface_LoadLocation((IWineD3DSurface *)target, SFLAG_INDRAWABLE, NULL);
if (modify_rt) IWineD3DSurface_ModifyLocation((IWineD3DSurface *)target, SFLAG_INDRAWABLE, TRUE);
}
}