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implement texture readback

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This commit is contained in:
Samuliak 2024-08-07 18:20:09 +02:00
parent e2ec602c43
commit d3249dc324
6 changed files with 143 additions and 23 deletions
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21
src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.cpp
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@ -6,6 +6,7 @@
#include "Cafe/HW/Latte/Renderer/Metal/CachedFBOMtl.h"
#include "Cafe/HW/Latte/Renderer/Metal/MetalPipelineCache.h"
#include "Cafe/HW/Latte/Renderer/Metal/MetalDepthStencilCache.h"
#include "Cafe/HW/Latte/Renderer/Metal/LatteTextureReadbackMtl.h"
#include "Cafe/HW/Latte/Renderer/Metal/LatteToMtl.h"
#include "Cafe/HW/Latte/Renderer/Metal/ShaderSourcePresent.h"
@ -35,6 +36,9 @@ MetalRenderer::MetalRenderer()
m_pipelineCache = new MetalPipelineCache(this);
m_depthStencilCache = new MetalDepthStencilCache(this);
// Texture readback
m_readbackBuffer = m_device->newBuffer(TEXTURE_READBACK_SIZE, MTL::StorageModeShared);
// Initialize state
for (uint32 i = 0; i < (uint32)LatteConst::ShaderType::TotalCount; i++)
{
@ -53,6 +57,8 @@ MetalRenderer::~MetalRenderer()
m_nearestSampler->release();
m_readbackBuffer->release();
m_commandQueue->release();
m_device->release();
}
@ -407,9 +413,17 @@ void MetalRenderer::texture_copyImageSubData(LatteTexture* src, sint32 srcMip, s
LatteTextureReadbackInfo* MetalRenderer::texture_createReadback(LatteTextureView* textureView)
{
debug_printf("MetalRenderer::texture_createReadback not implemented\n");
size_t uploadSize = static_cast<LatteTextureMtl*>(textureView->baseTexture)->GetTexture()->allocatedSize();
return nullptr;
if ((m_readbackBufferWriteOffset + uploadSize) > TEXTURE_READBACK_SIZE)
{
m_readbackBufferWriteOffset = 0;
}
auto* result = new LatteTextureReadbackInfoMtl(this, textureView, m_readbackBufferWriteOffset);
m_readbackBufferWriteOffset += uploadSize;
return result;
}
void MetalRenderer::surfaceCopy_copySurfaceWithFormatConversion(LatteTexture* sourceTexture, sint32 srcMip, sint32 srcSlice, LatteTexture* destinationTexture, sint32 dstMip, sint32 dstSlice, sint32 width, sint32 height)
@ -801,6 +815,9 @@ void MetalRenderer::CommitCommandBuffer()
m_commandBuffer->release();
m_commandBuffer = nullptr;
// TODO: where should this be called?
LatteTextureReadback_UpdateFinishedTransfers(false);
// Debug
m_commandQueue->insertDebugCaptureBoundary();
}