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do buffer copying in a void vertex function

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This commit is contained in:
Samuliak 2024-08-29 15:32:32 +02:00
parent ccd72bfe45
commit a4ff855585
3 changed files with 33 additions and 3 deletions
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27
src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.cpp
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@ -24,6 +24,7 @@
#include "HW/Latte/Renderer/Renderer.h"
#include "Metal/MTLCommandBuffer.hpp"
#include "Metal/MTLDevice.hpp"
#include "Metal/MTLRenderCommandEncoder.hpp"
#include "Metal/MTLRenderPass.hpp"
#include "Metal/MTLRenderPipeline.hpp"
#include "imgui.h"
@ -95,7 +96,8 @@ MetalRenderer::MetalRenderer()
#endif
// Transform feedback
m_xfbRingBuffer = m_device->newBuffer(LatteStreamout_GetRingBufferSize() * 32, MTL::ResourceStorageModePrivate);
// HACK: using just LatteStreamout_GetRingBufferSize will cause page faults
m_xfbRingBuffer = m_device->newBuffer(LatteStreamout_GetRingBufferSize() * 4, MTL::ResourceStorageModePrivate);
#ifdef CEMU_DEBUG_ASSERT
m_xfbRingBuffer->setLabel(GetLabel("Transform feedback buffer", m_xfbRingBuffer));
#endif
@ -159,6 +161,7 @@ MetalRenderer::MetalRenderer()
auto copyTextureToColorPipelineDescriptor = MTL::RenderPipelineDescriptor::alloc()->init();
// Hybrid pipelines
m_copyBufferToBufferPipeline = new MetalHybridComputePipeline(this, utilityLibrary, "vertexCopyBufferToBuffer");
//m_copyTextureToTexturePipeline = new MetalHybridComputePipeline(this, utilityLibrary, "vertexCopyTextureToTexture");
m_restrideBufferPipeline = new MetalHybridComputePipeline(this, utilityLibrary, "vertexRestrideBuffer");
utilityLibrary->release();
@ -168,6 +171,7 @@ MetalRenderer::MetalRenderer()
MetalRenderer::~MetalRenderer()
{
delete m_copyBufferToBufferPipeline;
//delete m_copyTextureToTexturePipeline;
delete m_restrideBufferPipeline;
@ -774,9 +778,30 @@ void MetalRenderer::bufferCache_copy(uint32 srcOffset, uint32 dstOffset, uint32
void MetalRenderer::bufferCache_copyStreamoutToMainBuffer(uint32 srcOffset, uint32 dstOffset, uint32 size)
{
if (m_encoderType == MetalEncoderType::Render)
{
auto renderCommandEncoder = static_cast<MTL::RenderCommandEncoder*>(m_commandEncoder);
MTL::Resource* barrierBuffers[] = {m_xfbRingBuffer};
renderCommandEncoder->memoryBarrier(barrierBuffers, 1, MTL::RenderStageVertex | MTL::RenderStageFragment | MTL::RenderStageObject | MTL::RenderStageMesh, MTL::RenderStageVertex);
renderCommandEncoder->setRenderPipelineState(m_copyBufferToBufferPipeline->GetRenderPipelineState());
m_state.m_encoderState.m_renderPipelineState = m_copyBufferToBufferPipeline->GetRenderPipelineState();
SetBuffer(renderCommandEncoder, METAL_SHADER_TYPE_VERTEX, m_xfbRingBuffer, srcOffset, GET_HELPER_BUFFER_BINDING(0));
SetBuffer(renderCommandEncoder, METAL_SHADER_TYPE_VERTEX, m_memoryManager->GetBufferCache(), dstOffset, GET_HELPER_BUFFER_BINDING(1));
renderCommandEncoder->drawPrimitives(MTL::PrimitiveTypePoint, NS::UInteger(0), NS::UInteger(size));
barrierBuffers[0] = m_memoryManager->GetBufferCache();
renderCommandEncoder->memoryBarrier(barrierBuffers, 1, MTL::RenderStageVertex, MTL::RenderStageVertex | MTL::RenderStageFragment | MTL::RenderStageObject | MTL::RenderStageMesh);
}
else
{
auto blitCommandEncoder = GetBlitCommandEncoder();
blitCommandEncoder->copyFromBuffer(m_xfbRingBuffer, srcOffset, m_memoryManager->GetBufferCache(), dstOffset, size);
}
}
void MetalRenderer::buffer_bindVertexBuffer(uint32 bufferIndex, uint32 offset, uint32 size)

1
src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.h
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@ -440,6 +440,7 @@ private:
MTL::RenderPipelineState* m_presentPipelineSRGB;
// Hybrid pipelines
class MetalHybridComputePipeline* m_copyBufferToBufferPipeline;
//class MetalHybridComputePipeline* m_copyTextureToTexturePipeline;
class MetalHybridComputePipeline* m_restrideBufferPipeline;

4
src/Cafe/HW/Latte/Renderer/Metal/UtilityShaderSource.h
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@ -31,6 +31,10 @@ fragment float4 fragmentPresent(VertexOut in [[stage_in]], texture2d<float> tex
return tex.sample(samplr, in.texCoord);
}
vertex void vertexCopyBufferToBuffer(uint vid [[vertex_id]], device uint8_t* src [[buffer(GET_BUFFER_BINDING(0))]], device uint8_t* dst [[buffer(GET_BUFFER_BINDING(1))]]) {
dst[vid] = src[vid];
}
/*
vertex void vertexCopyTextureToTexture(uint vid [[vertex_id]], texture2d<float, access::read> src [[texture(GET_TEXTURE_BINDING(0))]], texture2d<float, access::write> dst [[texture(GET_TEXTURE_BINDING(1))]], constant uint32_t& width [[buffer(GET_BUFFER_BINDING(0))]]) {
uint2 coord = uint2(vid % width, vid / width);