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do vertex buffer restride in a void vertex function

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This commit is contained in:
Samuliak 2024-08-13 18:28:10 +02:00
parent 5e9537c777
commit 27925a4fd9
5 changed files with 94 additions and 21 deletions
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57
src/Cafe/HW/Latte/Renderer/Metal/MetalMemoryManager.cpp
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@ -1,7 +1,10 @@
#include "Cafe/HW/Latte/Renderer/Metal/MetalCommon.h"
#include "Cafe/HW/Latte/Renderer/Metal/MetalMemoryManager.h"
#include "Cafe/HW/Latte/Renderer/Metal/MetalRenderer.h"
#include "Metal/MTLResource.hpp"
#include "Cafe/HW/Latte/Renderer/Metal/MetalHybridComputePipeline.h"
#include "Common/precompiled.h"
#include "Foundation/NSRange.hpp"
#include "Metal/MTLRenderCommandEncoder.hpp"
const size_t BUFFER_ALLOCATION_SIZE = 8 * 1024 * 1024;
@ -93,21 +96,51 @@ MetalRestridedBufferRange MetalVertexBufferCache::RestrideBufferIfNeeded(MTL::Bu
if (restrideInfo.memoryInvalidated || stride != restrideInfo.lastStride)
{
// TODO: use compute/void vertex function instead
size_t newStride = Align(stride, 4);
size_t newSize = vertexBufferRange.size / stride * newStride;
// TODO: use one big buffer for all restrided buffers
restrideInfo.buffer = m_mtlr->GetDevice()->newBuffer(newSize, MTL::StorageModeShared);
if (!restrideInfo.buffer || newSize != restrideInfo.buffer->length())
{
if (restrideInfo.buffer)
restrideInfo.buffer->release();
// TODO: use one big buffer for all restrided buffers
restrideInfo.buffer = m_mtlr->GetDevice()->newBuffer(newSize, MTL::StorageModeShared);
}
uint8* oldPtr = (uint8*)bufferCache->contents() + vertexBufferRange.offset;
uint8* newPtr = (uint8*)restrideInfo.buffer->contents();
//uint8* oldPtr = (uint8*)bufferCache->contents() + vertexBufferRange.offset;
//uint8* newPtr = (uint8*)restrideInfo.buffer->contents();
for (size_t elem = 0; elem < vertexBufferRange.size / stride; elem++)
{
memcpy(newPtr + elem * newStride, oldPtr + elem * stride, stride);
}
// TODO: remove
debug_printf("Restrided vertex buffer (old stride: %zu, new stride: %zu, old size: %zu, new size: %zu)\n", stride, newStride, vertexBufferRange.size, newSize);
//for (size_t elem = 0; elem < vertexBufferRange.size / stride; elem++)
//{
// memcpy(newPtr + elem * newStride, oldPtr + elem * stride, stride);
//}
//debug_printf("Restrided vertex buffer (old stride: %zu, new stride: %zu, old size: %zu, new size: %zu)\n", stride, newStride, vertexBufferRange.size, newSize);
if (m_mtlr->GetEncoderType() == MetalEncoderType::Render)
{
auto renderCommandEncoder = static_cast<MTL::RenderCommandEncoder*>(m_mtlr->GetCommandEncoder());
renderCommandEncoder->setRenderPipelineState(m_restrideBufferPipeline->GetRenderPipelineState());
MTL::Buffer* buffers[] = {bufferCache, restrideInfo.buffer};
size_t offsets[] = {vertexBufferRange.offset, 0};
renderCommandEncoder->setVertexBuffers(buffers, offsets, NS::Range(0, 2));
struct
{
uint32 oldStride;
uint32 newStride;
} strideData = {static_cast<uint32>(stride), static_cast<uint32>(newStride)};
renderCommandEncoder->setVertexBytes(&strideData, sizeof(strideData), 2);
renderCommandEncoder->drawPrimitives(MTL::PrimitiveTypePoint, NS::UInteger(0), vertexBufferRange.size / stride);
MTL::Resource* barrierBuffers[] = {restrideInfo.buffer};
renderCommandEncoder->memoryBarrier(barrierBuffers, 1, MTL::RenderStageVertex, MTL::RenderStageVertex);
}
else
{
debug_printf("vertex buffer restride needs an active render encoder\n");
cemu_assert_suspicious();
}
restrideInfo.memoryInvalidated = false;
restrideInfo.lastStride = newStride;