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Update the implementation of GetFrontBufferData in stateblock.

This commit is contained in:
Oliver Stieber 2005-08-23 19:59:27 +00:00 committed by Alexandre Julliard
parent c6e294deb1
commit 0e0ff51842
1 changed files with 22 additions and 14 deletions
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36
dlls/wined3d/swapchain.c
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@ -324,24 +324,32 @@ HRESULT WINAPI IWineD3DSwapChainImpl_Present(IWineD3DSwapChain *iface, CONST REC
HRESULT WINAPI IWineD3DSwapChainImpl_GetFrontBufferData(IWineD3DSwapChain *iface, IWineD3DSurface *pDestSurface) {
IWineD3DSwapChainImpl *This = (IWineD3DSwapChainImpl *)iface;
IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)pDestSurface;
GLenum format;
GLenum type;
WINED3DFORMAT d3dformat;
int width;
int height;
WINED3DSURFACE_DESC desc;
glDescriptor *glDescription;
TRACE("(%p) : iface(%p) pDestSurface(%p) \n", This, iface, pDestSurface);
ENTER_GL();
/* check to see if it's the backbuffer or the frontbuffer being requested (to make sure the data is up to date) */
format = D3DFmt2GLFmt(This->wineD3DDevice, surface->resource.format);
type = D3DFmt2GLType(This->wineD3DDevice, surface->resource.format);
desc.Width = &width;
desc.Height = &height;
desc.Format = &d3dformat;
#if 0 /* TODO: make sure that this swapchains context is active */
IWineD3DDevice_ActivateSwapChainContext(This->wineD3DDevice, iface);
#endif
IWineD3DSurface_GetDesc(pDestSurface, &desc);
/* make sure that the front buffer is the active read buffer */
glReadBuffer(GL_FRONT);
glReadPixels(0,
0,
surface->currentDesc.Width,
surface->currentDesc.Height,
format,
type,
surface->resource.allocatedMemory);
/* Read the pixels from the buffer into the surfaces memory */
IWineD3DSurface_GetGlDesc(pDestSurface, &glDescription);
glReadPixels(glDescription->target,
glDescription->level,
width,
height,
glDescription->glFormat,
glDescription->glType,
(void *)IWineD3DSurface_GetData(pDestSurface));
LEAVE_GL();
return D3D_OK;
}