wined3d: Determine used streams at vdecl creation.
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@ -156,10 +156,8 @@ void primitiveDeclarationConvertToStridedData(
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WINED3DVERTEXELEMENT *element;
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DWORD stride;
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int reg;
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char isPreLoaded[MAX_STREAMS];
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DWORD preLoadStreams[MAX_STREAMS], numPreloadStreams = 0;
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memset(isPreLoaded, 0, sizeof(isPreLoaded));
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DWORD numPreloadStreams = This->stateBlock->streamIsUP ? 0 : vertexDeclaration->num_streams;
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DWORD *streams = vertexDeclaration->streams;
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/* Check for transformed vertices, disable vertex shader if present */
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strided->u.s.position_transformed = FALSE;
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@ -191,11 +189,6 @@ void primitiveDeclarationConvertToStridedData(
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data = (BYTE *)This->stateBlock->streamSource[element->Stream];
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} else {
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TRACE("Stream isn't up %d, %p\n", element->Stream, This->stateBlock->streamSource[element->Stream]);
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if(!isPreLoaded[element->Stream]) {
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preLoadStreams[numPreloadStreams] = element->Stream;
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numPreloadStreams++;
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isPreLoaded[element->Stream] = 1;
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}
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data = IWineD3DVertexBufferImpl_GetMemory(This->stateBlock->streamSource[element->Stream], 0, &streamVBO);
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if(fixup) {
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if( streamVBO != 0) *fixup = TRUE;
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@ -242,7 +235,7 @@ void primitiveDeclarationConvertToStridedData(
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* once in there.
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*/
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for(i=0; i < numPreloadStreams; i++) {
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IWineD3DVertexBuffer_PreLoad(This->stateBlock->streamSource[preLoadStreams[i]]);
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IWineD3DVertexBuffer_PreLoad(This->stateBlock->streamSource[streams[i]]);
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}
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}
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@ -120,11 +120,13 @@ static HRESULT WINAPI IWineD3DVertexDeclarationImpl_SetDeclaration(IWineD3DVerte
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const WINED3DVERTEXELEMENT *elements, size_t element_count) {
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IWineD3DVertexDeclarationImpl *This = (IWineD3DVertexDeclarationImpl *)iface;
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HRESULT hr = WINED3D_OK;
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int i;
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char isPreLoaded[MAX_STREAMS];
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TRACE("(%p) : d3d version %d\n", This, ((IWineD3DImpl *)This->wineD3DDevice->wineD3D)->dxVersion);
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memset(isPreLoaded, 0, sizeof(isPreLoaded));
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if (TRACE_ON(d3d_decl)) {
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int i;
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for (i = 0; i < element_count; ++i) {
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dump_wined3dvertexelement(elements+i);
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}
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@ -139,6 +141,25 @@ static HRESULT WINAPI IWineD3DVertexDeclarationImpl_SetDeclaration(IWineD3DVerte
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CopyMemory(This->pDeclarationWine, elements, sizeof(WINED3DVERTEXELEMENT) * element_count);
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}
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/* Do some static analysis on the elements to make reading the declaration more comfortable
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* for the drawing code
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*
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* First, find the Streams used in the declaration. The vertex buffers have to be loaded
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* when drawing.
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*/
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This->num_streams = 0;
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for (i = 0; i < element_count; ++i) {
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/* Filter tesselation pseudo streams*/
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if(This->pDeclarationWine[i].Stream >= MAX_STREAMS) continue;
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if(!isPreLoaded[This->pDeclarationWine[i].Stream]) {
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This->streams[This->num_streams] = This->pDeclarationWine[i].Stream;
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This->num_streams++;
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isPreLoaded[This->pDeclarationWine[i].Stream] = 1;
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}
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}
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TRACE("Returning\n");
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return hr;
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}
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@ -1225,6 +1225,9 @@ typedef struct IWineD3DVertexDeclarationImpl {
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WINED3DVERTEXELEMENT *pDeclarationWine;
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UINT declarationWNumElements;
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DWORD streams[MAX_STREAMS];
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UINT num_streams;
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} IWineD3DVertexDeclarationImpl;
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extern const IWineD3DVertexDeclarationVtbl IWineD3DVertexDeclaration_Vtbl;
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