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Graphics: Add RenderTextureBlit

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Lynix
2023-11-21 22:06:44 +01:00
parent f3aacc0cd2
commit 80cab34088
4 changed files with 121 additions and 0 deletions
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src/Nazara/Graphics/RenderTextureBlit.cpp Normal file
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// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Graphics module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Graphics/RenderTextureBlit.hpp>
#include <Nazara/Graphics/BakedFrameGraph.hpp>
#include <Nazara/Graphics/FrameGraph.hpp>
#include <Nazara/Renderer/CommandBufferBuilder.hpp>
#include <Nazara/Renderer/Texture.hpp>
#include <Nazara/Graphics/Debug.hpp>
namespace Nz
{
void RenderTextureBlit::OnBuildGraph(FrameGraph& graph, std::size_t attachmentIndex) const
{
graph.AddOutput(attachmentIndex);
}
void RenderTextureBlit::OnRenderEnd(RenderFrame& renderFrame, const BakedFrameGraph& frameGraph, std::size_t finalAttachment) const
{
const std::shared_ptr<Texture>& sourceTexture = frameGraph.GetAttachmentTexture(finalAttachment);
Vector2ui sourceTextureSize = Vector2ui(sourceTexture->GetSize());
Vector2ui targetTextureSize = Vector2ui(m_targetTexture->GetSize());
renderFrame.Execute([&](CommandBufferBuilder& builder)
{
builder.BeginDebugRegion("Blit to texture", Color::Blue());
{
builder.TextureBarrier(PipelineStage::ColorOutput, PipelineStage::Transfer, MemoryAccess::ColorWrite, MemoryAccess::TransferRead, TextureLayout::ColorOutput, TextureLayout::TransferSource, *sourceTexture);
builder.TextureBarrier(PipelineStage::TopOfPipe, PipelineStage::Transfer, {}, MemoryAccess::TransferWrite, TextureLayout::Undefined, TextureLayout::TransferDestination, *m_targetTexture);
Boxui fromBox(0, 0, 0, sourceTextureSize.x, sourceTextureSize.y, 1);
Boxui toBox(0, 0, 0, targetTextureSize.x, targetTextureSize.y, 1);
builder.BlitTexture(*sourceTexture, fromBox, TextureLayout::TransferSource, *m_targetTexture, toBox, TextureLayout::TransferDestination, m_samplerFilter);
builder.TextureBarrier(PipelineStage::Transfer, m_targetPipelineStage, MemoryAccess::TransferWrite, m_targetMemoryFlags, TextureLayout::TransferDestination, m_targetLayout, *m_targetTexture);
}
builder.EndDebugRegion();
}, QueueType::Graphics);
}
const Vector2ui& RenderTextureBlit::GetSize() const
{
return m_textureSize;
}
}