Added mutexes for command buffer acquisition and command list execution
parent
56ebde7567
commit
f638e05ed1
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@ -61,14 +61,6 @@
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return ret; \
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}
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#define ERROR_CHECK_UNLOCK_RETURN(msg, ret) \
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if (FAILED(res)) \
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{ \
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D3D11_INTERNAL_LogError(renderer->device, msg, res); \
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SDL_UnlockMutex(renderer->ctxLock); \
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return ret; \
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}
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#define EXPAND_ELEMENTS_IF_NEEDED(arr, initialValue, type) \
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if (arr->count == arr->capacity) \
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{ \
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@ -278,8 +270,10 @@ typedef struct D3D11Renderer
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IDXGIAdapter1* adapter;
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void *d3d11_dll;
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void *dxgi_dll;
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SDL_mutex *immediateContextMutex;
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D3D11CommandBufferPool *commandBufferPool;
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SDL_mutex *commandBufferAcquisitionMutex;
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D3D11SwapchainData** swapchainDatas;
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uint32_t swapchainDataCount;
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@ -993,6 +987,9 @@ static Refresh_CommandBuffer* D3D11_AcquireCommandBuffer(
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uint32_t i;
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HRESULT res;
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/* Make sure multiple threads can't acquire the same command buffer. */
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SDL_LockMutex(renderer->commandBufferAcquisitionMutex);
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/* Try to use an existing command buffer, if one is available. */
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for (i = 0; i < renderer->commandBufferPool->count; i += 1)
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{
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@ -1025,7 +1022,11 @@ static Refresh_CommandBuffer* D3D11_AcquireCommandBuffer(
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0,
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&renderer->commandBufferPool->elements[i]->context
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);
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ERROR_CHECK_RETURN("Could not create deferred context for command buffer", NULL);
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if (FAILED(res))
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{
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SDL_UnlockMutex(renderer->commandBufferAcquisitionMutex);
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ERROR_CHECK_RETURN("Could not create deferred context for command buffer", NULL);
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}
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/* Now we have a new command buffer we can use! */
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commandBuffer = renderer->commandBufferPool->elements[i];
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@ -1039,6 +1040,8 @@ static Refresh_CommandBuffer* D3D11_AcquireCommandBuffer(
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commandBuffer->swapchainData = NULL;
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commandBuffer->commandList = NULL;
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SDL_UnlockMutex(renderer->commandBufferAcquisitionMutex);
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return (Refresh_CommandBuffer*) commandBuffer;
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}
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@ -1144,12 +1147,13 @@ static void D3D11_Submit(
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}
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/* Submit the command list to the immediate context */
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/* FIXME: Mutex lock me! */
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SDL_LockMutex(renderer->immediateContextMutex);
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ID3D11DeviceContext_ExecuteCommandList(
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renderer->immediateContext,
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commandList,
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0
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);
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SDL_UnlockMutex(renderer->immediateContextMutex);
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/* Now that we're done, either save the command list or release it. */
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if (commandBuffer->fixed)
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@ -1315,6 +1319,10 @@ tryCreateDevice:
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);
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SDL_memset(renderer->commandBufferPool, 0, sizeof(D3D11CommandBufferPool));
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/* Create mutexes */
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renderer->immediateContextMutex = SDL_CreateMutex();
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renderer->commandBufferAcquisitionMutex = SDL_CreateMutex();
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/* Initialize miscellaneous renderer members */
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renderer->debugMode = (flags & D3D11_CREATE_DEVICE_DEBUG) != 0;
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renderer->blendFactor.x = 1.0f;
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