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prepare for vertex stride workaround

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This commit is contained in:
Samuliak 2024-08-06 19:08:22 +02:00
parent 99ff282720
commit 82dcbd98a6
7 changed files with 197 additions and 29 deletions
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81
src/Cafe/HW/Latte/Renderer/Metal/MetalMemoryManager.h
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@ -3,6 +3,7 @@
#include <Metal/Metal.hpp>
#include "Cafe/HW/Latte/ISA/LatteReg.h"
#include "Cafe/HW/Latte/Core/LatteConst.h"
//const uint32 bufferAllocatorIndexShift = 24;
@ -51,10 +52,65 @@ private:
std::vector<MetalBufferRange> m_freeBufferRanges;
};
struct MetalRestridedBufferRange
{
MTL::Buffer* buffer;
size_t offset;
};
// TODO: use one big buffer for all the restrided vertex buffers?
struct MetalRestrideInfo
{
bool memoryInvalidated = true;
size_t lastStride = 0;
MTL::Buffer* buffer = nullptr;
};
struct MetalVertexBufferRange
{
size_t offset;
size_t size;
MetalRestrideInfo& restrideInfo;
};
class MetalVertexBufferCache
{
public:
friend class MetalMemoryManager;
MetalVertexBufferCache(class MetalRenderer* metalRenderer) : m_mtlr{metalRenderer} {}
~MetalVertexBufferCache();
// Vertex buffer cache
void TrackVertexBuffer(uint32 bufferIndex, size_t offset, size_t size, MetalRestrideInfo& restrideInfo)
{
m_bufferRanges[bufferIndex] = new MetalVertexBufferRange{offset, size, restrideInfo};
}
void UntrackVertexBuffer(uint32 bufferIndex)
{
auto& range = m_bufferRanges[bufferIndex];
if (range->restrideInfo.buffer)
{
range->restrideInfo.buffer->release();
}
range = nullptr;
}
MetalRestridedBufferRange RestrideBufferIfNeeded(uint32 bufferIndex, size_t stride);
private:
class MetalRenderer* m_mtlr;
MetalVertexBufferRange* m_bufferRanges[LATTE_MAX_VERTEX_BUFFERS] = {nullptr};
void MemoryRangeChanged(size_t offset, size_t size);
};
class MetalMemoryManager
{
public:
MetalMemoryManager(class MetalRenderer* metalRenderer) : m_mtlr{metalRenderer}, m_bufferAllocator(metalRenderer) {}
MetalMemoryManager(class MetalRenderer* metalRenderer) : m_mtlr{metalRenderer}, m_bufferAllocator(metalRenderer), m_vertexBufferCache(metalRenderer) {}
~MetalMemoryManager();
void ResetTemporaryBuffers()
@ -90,6 +146,28 @@ public:
void UploadToBufferCache(const void* data, size_t offset, size_t size);
void CopyBufferCache(size_t srcOffset, size_t dstOffset, size_t size);
// Vertex buffer cache
void TrackVertexBuffer(uint32 bufferIndex, size_t offset, size_t size, MetalRestrideInfo& restrideInfo)
{
m_vertexBufferCache.TrackVertexBuffer(bufferIndex, offset, size, restrideInfo);
}
void UntrackVertexBuffer(uint32 bufferIndex)
{
m_vertexBufferCache.UntrackVertexBuffer(bufferIndex);
}
MetalRestridedBufferRange RestrideBufferIfNeeded(uint32 bufferIndex, size_t stride)
{
auto range = m_vertexBufferCache.RestrideBufferIfNeeded(bufferIndex, stride);
if (!range.buffer)
{
range.buffer = m_bufferCache;
}
return range;
}
private:
class MetalRenderer* m_mtlr;
@ -97,6 +175,7 @@ private:
MetalBufferAllocator m_bufferAllocator;//s[2];
//uint8 m_bufferAllocatorIndex = 0;
MetalVertexBufferCache m_vertexBufferCache;
MTL::Buffer* m_bufferCache = nullptr;
};