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d3d12: Implement intraframe vertex caching

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vlj 2015-06-21 23:45:06 +02:00 • committed by Vincent Lejeune
parent 294d649012
commit 4ee66a2680
3 changed files with 29 additions and 1 deletions
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25
rpcs3/Emu/RSX/D3D12/D3D12Buffer.cpp
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@ -264,6 +264,17 @@ ID3D12Resource *createVertexBuffer(const VertexBufferFormat &vbf, const RSXVerte
return vertexBuffer;
}
static bool
isContained(const std::vector<std::pair<u32, u32> > &ranges, const std::pair<u32, u32> &range)
{
for (auto &r : ranges)
{
if (r == range)
return true;
}
return false;
}
std::pair<std::vector<D3D12_VERTEX_BUFFER_VIEW>, D3D12_INDEX_BUFFER_VIEW> D3D12GSRender::UploadVertexBuffers(bool indexed_draw)
{
std::pair<std::vector<D3D12_VERTEX_BUFFER_VIEW>, D3D12_INDEX_BUFFER_VIEW> result;
@ -280,7 +291,19 @@ std::pair<std::vector<D3D12_VERTEX_BUFFER_VIEW>, D3D12_INDEX_BUFFER_VIEW> D3D12G
if (vbf.stride)
subBufferSize = ((subBufferSize + vbf.stride - 1) / vbf.stride) * vbf.stride;
ID3D12Resource *vertexBuffer = createVertexBuffer(vbf, m_vertex_data, m_device, m_vertexIndexData);
u64 key = vbf.range.first;
key = key << 32;
key = key | vbf.range.second;
auto It = m_vertexCache.find(key);
ID3D12Resource *vertexBuffer;
if (It != m_vertexCache.end())
vertexBuffer = It->second;
else
{
vertexBuffer = createVertexBuffer(vbf, m_vertex_data, m_device, m_vertexIndexData);
m_vertexCache[key] = vertexBuffer;
}
D3D12_VERTEX_BUFFER_VIEW vertexBufferView = {};
vertexBufferView.BufferLocation = vertexBuffer->GetGPUVirtualAddress();

1
rpcs3/Emu/RSX/D3D12/D3D12GSRender.cpp
View file

@ -1057,6 +1057,7 @@ void D3D12GSRender::Flip()
// Flush
m_texturesRTTs.clear();
m_vertexCache.clear();
std::vector<std::function<void()> > cleaningFunction =
{

4
rpcs3/Emu/RSX/D3D12/D3D12GSRender.h
View file

@ -218,6 +218,10 @@ private:
std::unordered_map<u32, ID3D12Resource*> m_texturesCache;
// std::vector<PostDrawObj> m_post_draw_objs;
// TODO: Use a tree structure to parse more efficiently
// Key is begin << 32 | end
std::unordered_map<u64, ID3D12Resource *> m_vertexCache;
PipelineStateObjectCache m_cachePSO;
std::pair<ID3D12PipelineState *, size_t> *m_PSO;
// m_rootSignatures[N] is RS with N texture/sample