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d3d12: use memcpy instead of streamToBuffer for alpha settings

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streamToBuffer doesn't work well for data < 128 bits
This commit is contained in:
vlj 2015-06-29 00:43:25 +02:00 committed by Vincent Lejeune
parent bf394d4f56
commit 91809c09d4
1 changed files with 2 additions and 2 deletions
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rpcs3/Emu/RSX/D3D12/D3D12Buffer.cpp
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@ -481,8 +481,8 @@ void D3D12GSRender::setScaleOffset()
check(m_constantsData.m_heap->Map(0, &range, &scaleOffsetMap));
streamToBuffer((char*)scaleOffsetMap + heapOffset, scaleOffsetMat, 16 * sizeof(float));
int isAlphaTested = m_set_alpha_test;
streamToBuffer((char*)scaleOffsetMap + heapOffset + 16 * sizeof(float), &isAlphaTested, sizeof(int));
streamToBuffer((char*)scaleOffsetMap + heapOffset + 17 * sizeof(float), &m_alpha_ref, sizeof(float));
memcpy((char*)scaleOffsetMap + heapOffset + 16 * sizeof(float), &isAlphaTested, sizeof(int));
memcpy((char*)scaleOffsetMap + heapOffset + 17 * sizeof(float), &m_alpha_ref, sizeof(float));
m_constantsData.m_heap->Unmap(0, &range);
D3D12_CONSTANT_BUFFER_VIEW_DESC constantBufferViewDesc = {};