Add frustum culling (WIP)
This commit is contained in:
Jérôme Leclercq
@@ -1,442 +1,548 @@
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// Copyright (C) 2017 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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// Copyright (C) 2017 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Graphics/ForwardFramePipeline.hpp>
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#include <Nazara/Graphics/AbstractViewer.hpp>
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#include <Nazara/Graphics/FrameGraph.hpp>
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#include <Nazara/Graphics/Graphics.hpp>
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#include <Nazara/Graphics/InstancedRenderable.hpp>
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#include <Nazara/Graphics/Material.hpp>
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#include <Nazara/Graphics/RenderElement.hpp>
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#include <Nazara/Graphics/SubmeshRenderer.hpp>
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#include <Nazara/Graphics/ViewerInstance.hpp>
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#include <Nazara/Graphics/WorldInstance.hpp>
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#include <Nazara/Math/Frustum.hpp>
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#include <Nazara/Renderer/CommandBufferBuilder.hpp>
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#include <Nazara/Renderer/Framebuffer.hpp>
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#include <Nazara/Renderer/RenderFrame.hpp>
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#include <Nazara/Renderer/RenderTarget.hpp>
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#include <Nazara/Renderer/UploadPool.hpp>
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#include <array>
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#include <Nazara/Graphics/Debug.hpp>
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namespace Nz
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{
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ForwardFramePipeline::ForwardFramePipeline() :
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m_rebuildFrameGraph(true)
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{
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auto& passRegistry = Graphics::Instance()->GetMaterialPassRegistry();
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m_depthPassIndex = passRegistry.GetPassIndex("DepthPass");
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m_forwardPassIndex = passRegistry.GetPassIndex("ForwardPass");
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m_elementRenderers.resize(1);
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m_elementRenderers[UnderlyingCast(BasicRenderElement::Submesh)] = std::make_unique<SubmeshRenderer>();
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}
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void ForwardFramePipeline::InvalidateViewer(AbstractViewer* viewerInstance)
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{
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m_invalidatedViewerInstances.insert(viewerInstance);
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}
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void ForwardFramePipeline::InvalidateWorldInstance(WorldInstance* worldInstance)
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{
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m_invalidatedWorldInstances.insert(worldInstance);
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}
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void ForwardFramePipeline::RegisterInstancedDrawable(WorldInstancePtr worldInstance, const InstancedRenderable* instancedRenderable)
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{
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m_removedWorldInstances.erase(worldInstance);
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auto& renderableMap = m_renderables[worldInstance];
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if (renderableMap.empty())
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InvalidateWorldInstance(worldInstance.get());
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if (auto it = renderableMap.find(instancedRenderable); it == renderableMap.end())
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{
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auto& renderableData = renderableMap.emplace(instancedRenderable, RenderableData{}).first->second;
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renderableData.onMaterialInvalidated.Connect(instancedRenderable->OnMaterialInvalidated, [this](InstancedRenderable* instancedRenderable, std::size_t materialIndex, const std::shared_ptr<Material>& newMaterial)
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{
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if (newMaterial)
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{
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if (MaterialPass* pass = newMaterial->GetPass(m_depthPassIndex))
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RegisterMaterialPass(pass);
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if (MaterialPass* pass = newMaterial->GetPass(m_forwardPassIndex))
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RegisterMaterialPass(pass);
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}
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const auto& prevMaterial = instancedRenderable->GetMaterial(materialIndex);
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if (prevMaterial)
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{
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if (MaterialPass* pass = prevMaterial->GetPass(m_depthPassIndex))
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UnregisterMaterialPass(pass);
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if (MaterialPass* pass = prevMaterial->GetPass(m_forwardPassIndex))
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UnregisterMaterialPass(pass);
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}
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#include <Nazara/Graphics/ForwardFramePipeline.hpp>
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#include <Nazara/Graphics/AbstractViewer.hpp>
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#include <Nazara/Graphics/FrameGraph.hpp>
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#include <Nazara/Graphics/Graphics.hpp>
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#include <Nazara/Graphics/InstancedRenderable.hpp>
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#include <Nazara/Graphics/Material.hpp>
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#include <Nazara/Graphics/RenderElement.hpp>
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#include <Nazara/Graphics/SubmeshRenderer.hpp>
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#include <Nazara/Graphics/ViewerInstance.hpp>
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#include <Nazara/Graphics/WorldInstance.hpp>
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#include <Nazara/Renderer/CommandBufferBuilder.hpp>
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#include <Nazara/Renderer/Framebuffer.hpp>
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#include <Nazara/Renderer/RenderFrame.hpp>
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#include <Nazara/Renderer/RenderTarget.hpp>
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#include <Nazara/Renderer/UploadPool.hpp>
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#include <array>
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#include <Nazara/Graphics/Debug.hpp>
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for (auto&& [viewer, viewerData] : m_viewers)
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{
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viewerData.rebuildDepthPrepass = true;
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viewerData.rebuildForwardPass = true;
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}
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});
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std::size_t matCount = instancedRenderable->GetMaterialCount();
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for (std::size_t i = 0; i < matCount; ++i)
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{
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if (Material* mat = instancedRenderable->GetMaterial(i).get())
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{
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if (MaterialPass* pass = mat->GetPass(m_depthPassIndex))
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RegisterMaterialPass(pass);
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if (MaterialPass* pass = mat->GetPass(m_forwardPassIndex))
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RegisterMaterialPass(pass);
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}
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}
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namespace Nz
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{
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ForwardFramePipeline::ForwardFramePipeline() :
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m_rebuildFrameGraph(true),
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m_rebuildDepthPrepass(false),
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m_rebuildForwardPass(false)
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{
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auto& passRegistry = Graphics::Instance()->GetMaterialPassRegistry();
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m_depthPassIndex = passRegistry.GetPassIndex("DepthPass");
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m_forwardPassIndex = passRegistry.GetPassIndex("ForwardPass");
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m_elementRenderers.resize(1);
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m_elementRenderers[UnderlyingCast(BasicRenderElement::Submesh)] = std::make_unique<SubmeshRenderer>();
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}
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void ForwardFramePipeline::InvalidateViewer(AbstractViewer* viewerInstance)
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{
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for (auto&& [viewer, viewerData] : m_viewers)
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{
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viewerData.rebuildDepthPrepass = true;
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viewerData.rebuildForwardPass = true;
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}
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}
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}
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void ForwardFramePipeline::RegisterViewer(AbstractViewer* viewerInstance)
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{
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m_viewers.emplace(viewerInstance, ViewerData{});
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m_invalidatedViewerInstances.insert(viewerInstance);
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}
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void ForwardFramePipeline::InvalidateWorldInstance(WorldInstance* worldInstance)
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{
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m_invalidatedWorldInstances.insert(worldInstance);
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}
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void ForwardFramePipeline::RegisterInstancedDrawable(WorldInstancePtr worldInstance, const InstancedRenderable* instancedRenderable)
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{
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m_removedWorldInstances.erase(worldInstance);
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auto& renderableMap = m_renderables[worldInstance];
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if (renderableMap.empty())
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InvalidateWorldInstance(worldInstance.get());
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if (auto it = renderableMap.find(instancedRenderable); it == renderableMap.end())
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{
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auto& renderableData = renderableMap.emplace(instancedRenderable, RenderableData{}).first->second;
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renderableData.onMaterialInvalidated.Connect(instancedRenderable->OnMaterialInvalidated, [this](InstancedRenderable* instancedRenderable, std::size_t materialIndex, const std::shared_ptr<Material>& newMaterial)
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{
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if (newMaterial)
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{
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if (MaterialPass* pass = newMaterial->GetPass(m_depthPassIndex))
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RegisterMaterialPass(pass);
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if (MaterialPass* pass = newMaterial->GetPass(m_forwardPassIndex))
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RegisterMaterialPass(pass);
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}
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const auto& prevMaterial = instancedRenderable->GetMaterial(materialIndex);
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if (prevMaterial)
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{
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if (MaterialPass* pass = prevMaterial->GetPass(m_depthPassIndex))
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UnregisterMaterialPass(pass);
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if (MaterialPass* pass = prevMaterial->GetPass(m_forwardPassIndex))
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UnregisterMaterialPass(pass);
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}
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m_rebuildDepthPrepass = true;
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m_rebuildForwardPass = true;
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});
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std::size_t matCount = instancedRenderable->GetMaterialCount();
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for (std::size_t i = 0; i < matCount; ++i)
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{
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if (Material* mat = instancedRenderable->GetMaterial(i).get())
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{
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if (MaterialPass* pass = mat->GetPass(m_depthPassIndex))
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RegisterMaterialPass(pass);
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if (MaterialPass* pass = mat->GetPass(m_forwardPassIndex))
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RegisterMaterialPass(pass);
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}
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}
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m_rebuildDepthPrepass = true;
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m_rebuildForwardPass = true;
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}
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}
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void ForwardFramePipeline::RegisterViewer(AbstractViewer* viewerInstance)
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{
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m_viewers.emplace(viewerInstance, ViewerData{});
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m_invalidatedViewerInstances.insert(viewerInstance);
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}
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void ForwardFramePipeline::Render(RenderFrame& renderFrame)
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{
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Graphics* graphics = Graphics::Instance();
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renderFrame.PushForRelease(std::move(m_removedWorldInstances));
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m_removedWorldInstances.clear();
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if (m_rebuildFrameGraph)
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{
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renderFrame.PushForRelease(std::move(m_bakedFrameGraph));
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m_bakedFrameGraph = BuildFrameGraph();
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}
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// Update UBOs and materials
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UploadPool& uploadPool = renderFrame.GetUploadPool();
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renderFrame.Execute([&](CommandBufferBuilder& builder)
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{
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builder.BeginDebugRegion("UBO Update", Color::Yellow);
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{
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builder.PreTransferBarrier();
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for (AbstractViewer* viewer : m_invalidatedViewerInstances)
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viewer->GetViewerInstance().UpdateBuffers(uploadPool, builder);
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m_invalidatedViewerInstances.clear();
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for (WorldInstance* worldInstance : m_invalidatedWorldInstances)
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worldInstance->UpdateBuffers(uploadPool, builder);
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m_invalidatedWorldInstances.clear();
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for (MaterialPass* material : m_invalidatedMaterials)
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{
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if (material->Update(renderFrame, builder))
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m_rebuildFrameGraph = true;
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}
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void ForwardFramePipeline::Render(RenderFrame& renderFrame)
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{
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Graphics* graphics = Graphics::Instance();
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renderFrame.PushForRelease(std::move(m_removedWorldInstances));
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m_removedWorldInstances.clear();
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if (m_rebuildFrameGraph)
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{
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renderFrame.PushForRelease(std::move(m_bakedFrameGraph));
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m_bakedFrameGraph = BuildFrameGraph();
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}
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// Update UBOs and materials
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UploadPool& uploadPool = renderFrame.GetUploadPool();
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renderFrame.Execute([&](CommandBufferBuilder& builder)
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{
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builder.BeginDebugRegion("UBO Update", Color::Yellow);
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{
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builder.PreTransferBarrier();
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for (AbstractViewer* viewer : m_invalidatedViewerInstances)
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viewer->GetViewerInstance().UpdateBuffers(uploadPool, builder);
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m_invalidatedViewerInstances.clear();
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for (WorldInstance* worldInstance : m_invalidatedWorldInstances)
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worldInstance->UpdateBuffers(uploadPool, builder);
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m_invalidatedWorldInstances.clear();
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for (MaterialPass* material : m_invalidatedMaterials)
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{
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if (material->Update(renderFrame, builder))
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{
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m_rebuildDepthPrepass = true;
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m_rebuildForwardPass = true;
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}
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}
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m_invalidatedMaterials.clear();
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for (auto&& [viewer, viewerData] : m_viewers)
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{
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viewerData.rebuildDepthPrepass = true;
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viewerData.rebuildForwardPass = true;
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}
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}
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}
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m_invalidatedMaterials.clear();
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builder.PostTransferBarrier();
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}
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builder.EndDebugRegion();
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}, QueueType::Transfer);
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builder.PostTransferBarrier();
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}
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builder.EndDebugRegion();
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}, QueueType::Transfer);
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if (m_rebuildDepthPrepass)
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auto CombineHash = [](std::size_t currentHash, std::size_t newHash)
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{
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m_depthPrepassRenderElements.clear();
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for (const auto& [worldInstance, renderables] : m_renderables)
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{
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for (const auto& [renderable, renderableData] : renderables)
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renderable->BuildElement(m_depthPassIndex, *worldInstance, m_depthPrepassRenderElements);
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}
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}
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if (m_rebuildForwardPass)
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return currentHash * 23 + newHash;
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};
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// Render queues handling
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for (auto&& [viewer, data] : m_viewers)
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{
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m_forwardRenderElements.clear();
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for (const auto& [worldInstance, renderables] : m_renderables)
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{
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for (const auto& [renderable, renderableData] : renderables)
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renderable->BuildElement(m_forwardPassIndex, *worldInstance, m_forwardRenderElements);
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}
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}
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// RenderQueue handling
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m_depthPrepassRegistry.Clear();
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m_depthPrepassRenderQueue.Clear();
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for (const auto& renderElement : m_depthPrepassRenderElements)
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{
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renderElement->Register(m_depthPrepassRegistry);
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m_depthPrepassRenderQueue.Insert(renderElement.get());
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}
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m_depthPrepassRenderQueue.Sort([&](const RenderElement* element)
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{
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return element->ComputeSortingScore(m_depthPrepassRegistry);
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});
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m_forwardRegistry.Clear();
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m_forwardRenderQueue.Clear();
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for (const auto& renderElement : m_forwardRenderElements)
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{
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renderElement->Register(m_forwardRegistry);
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m_forwardRenderQueue.Insert(renderElement.get());
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}
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m_forwardRenderQueue.Sort([&](const RenderElement* element)
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{
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return element->ComputeSortingScore(m_forwardRegistry);
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});
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if (m_bakedFrameGraph.Resize(renderFrame))
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{
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const std::shared_ptr<TextureSampler>& sampler = graphics->GetSamplerCache().Get({});
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for (auto&& [_, viewerData] : m_viewers)
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{
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if (viewerData.blitShaderBinding)
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renderFrame.PushForRelease(std::move(viewerData.blitShaderBinding));
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viewerData.blitShaderBinding = graphics->GetBlitPipelineLayout()->AllocateShaderBinding(0);
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viewerData.blitShaderBinding->Update({
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auto& viewerData = data;
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//if (viewerData.rebuildDepthPrepass)
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{
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viewerData.depthPrepassAABB.clear();
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viewerData.depthPrepassRenderElements.clear();
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for (const auto& [worldInstance, renderables] : m_renderables)
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{
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for (const auto& [renderable, renderableData] : renderables)
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{
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0,
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ShaderBinding::TextureBinding {
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m_bakedFrameGraph.GetAttachmentTexture(viewerData.colorAttachment).get(),
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sampler.get()
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}
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std::size_t prevCount = viewerData.depthPrepassRenderElements.size();
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renderable->BuildElement(m_depthPassIndex, *worldInstance, viewerData.depthPrepassRenderElements);
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std::size_t currentCount = viewerData.depthPrepassRenderElements.size();
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if (currentCount > prevCount)
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{
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BoundingVolumef boundingVolume(renderable->GetAABB());
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boundingVolume.Update(worldInstance->GetWorldMatrix());
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auto& aabbData = viewerData.depthPrepassAABB.emplace_back();
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aabbData.aabb = boundingVolume.aabb;
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aabbData.count = currentCount - prevCount;
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}
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}
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}
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}
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//if (viewerData.rebuildForwardPass)
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{
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viewerData.forwardAABB.clear();
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viewerData.forwardRenderElements.clear();
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for (const auto& [worldInstance, renderables] : m_renderables)
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{
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for (const auto& [renderable, renderableData] : renderables)
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{
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std::size_t prevCount = viewerData.forwardRenderElements.size();
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renderable->BuildElement(m_forwardPassIndex, *worldInstance, viewerData.forwardRenderElements);
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std::size_t currentCount = viewerData.forwardRenderElements.size();
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if (currentCount > prevCount)
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{
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BoundingVolumef boundingVolume(renderable->GetAABB());
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boundingVolume.Update(worldInstance->GetWorldMatrix());
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auto& aabbData = viewerData.forwardAABB.emplace_back();
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aabbData.aabb = boundingVolume.aabb;
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aabbData.count = currentCount - prevCount;
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}
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}
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}
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}
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const Matrix4f& viewProjMatrix = viewer->GetViewerInstance().GetViewProjMatrix();
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Frustumf frustum;
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frustum.Extract(viewProjMatrix);
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viewerData.depthPrepassRegistry.Clear();
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viewerData.depthPrepassRenderQueue.Clear();
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{
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std::size_t visibilityHash = 5U;
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auto elementIt = viewerData.depthPrepassRenderElements.begin();
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for (auto&& [aabb, elementCount] : viewerData.depthPrepassAABB)
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{
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if (!frustum.Contains(aabb))
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{
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std::advance(elementIt, elementCount);
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continue;
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}
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for (std::size_t i = 0; i < elementCount; ++i)
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{
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auto& renderElement = *elementIt++;
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renderElement->Register(viewerData.depthPrepassRegistry);
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viewerData.depthPrepassRenderQueue.Insert(renderElement.get());
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visibilityHash = CombineHash(visibilityHash, std::hash<const RenderElement*>()(renderElement.get()));
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}
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}
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viewerData.depthPrepassRenderQueue.Sort([&](const RenderElement* element)
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{
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return element->ComputeSortingScore(viewerData.depthPrepassRegistry);
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});
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}
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}
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m_bakedFrameGraph.Execute(renderFrame);
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m_rebuildForwardPass = false;
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m_rebuildDepthPrepass = false;
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m_rebuildFrameGraph = false;
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const Vector2ui& frameSize = renderFrame.GetSize();
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for (auto&& [viewer, viewerData] : m_viewers)
|
||||
{
|
||||
const RenderTarget& renderTarget = viewer->GetRenderTarget();
|
||||
Recti renderRegion(0, 0, frameSize.x, frameSize.y);
|
||||
const ShaderBindingPtr& blitShaderBinding = viewerData.blitShaderBinding;
|
||||
const std::shared_ptr<Texture>& sourceTexture = m_bakedFrameGraph.GetAttachmentTexture(viewerData.colorAttachment);
|
||||
|
||||
renderFrame.Execute([&](CommandBufferBuilder& builder)
|
||||
{
|
||||
builder.TextureBarrier(PipelineStage::ColorOutput, PipelineStage::FragmentShader, MemoryAccess::ColorWrite, MemoryAccess::ShaderRead, TextureLayout::ColorOutput, TextureLayout::ColorInput, *sourceTexture);
|
||||
|
||||
std::array<CommandBufferBuilder::ClearValues, 2> clearValues;
|
||||
clearValues[0].color = Color::Black;
|
||||
clearValues[1].depth = 1.f;
|
||||
clearValues[1].stencil = 0;
|
||||
|
||||
builder.BeginDebugRegion("Main window rendering", Color::Green);
|
||||
if (viewerData.depthPrepassVisibilityHash != visibilityHash)
|
||||
{
|
||||
builder.BeginRenderPass(renderTarget.GetFramebuffer(renderFrame.GetFramebufferIndex()), renderTarget.GetRenderPass(), renderRegion, { clearValues[0], clearValues[1] });
|
||||
{
|
||||
builder.SetScissor(renderRegion);
|
||||
builder.SetViewport(renderRegion);
|
||||
|
||||
builder.BindPipeline(*graphics->GetBlitPipeline());
|
||||
builder.BindVertexBuffer(0, *graphics->GetFullscreenVertexBuffer());
|
||||
builder.BindShaderBinding(0, *blitShaderBinding);
|
||||
|
||||
builder.Draw(3);
|
||||
}
|
||||
builder.EndRenderPass();
|
||||
viewerData.rebuildDepthPrepass = true;
|
||||
viewerData.depthPrepassVisibilityHash = visibilityHash;
|
||||
}
|
||||
builder.EndDebugRegion();
|
||||
|
||||
}, QueueType::Graphics);
|
||||
}
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::UnregisterInstancedDrawable(const WorldInstancePtr& worldInstance, const InstancedRenderable* instancedRenderable)
|
||||
{
|
||||
auto instanceIt = m_renderables.find(worldInstance);
|
||||
if (instanceIt == m_renderables.end())
|
||||
return;
|
||||
|
||||
auto& instancedRenderables = instanceIt->second;
|
||||
|
||||
auto renderableIt = instancedRenderables.find(instancedRenderable);
|
||||
if (renderableIt == instancedRenderables.end())
|
||||
return;
|
||||
|
||||
if (instancedRenderables.size() > 1)
|
||||
instancedRenderables.erase(renderableIt);
|
||||
else
|
||||
{
|
||||
m_removedWorldInstances.insert(worldInstance);
|
||||
m_renderables.erase(instanceIt);;
|
||||
}
|
||||
|
||||
std::size_t matCount = instancedRenderable->GetMaterialCount();
|
||||
for (std::size_t i = 0; i < matCount; ++i)
|
||||
{
|
||||
if (MaterialPass* pass = instancedRenderable->GetMaterial(i)->GetPass(m_depthPassIndex))
|
||||
UnregisterMaterialPass(pass);
|
||||
|
||||
if (MaterialPass* pass = instancedRenderable->GetMaterial(i)->GetPass(m_forwardPassIndex))
|
||||
UnregisterMaterialPass(pass);
|
||||
}
|
||||
|
||||
m_rebuildDepthPrepass = true;
|
||||
m_rebuildForwardPass = true;
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::UnregisterViewer(AbstractViewer* viewerInstance)
|
||||
{
|
||||
m_viewers.erase(viewerInstance);
|
||||
m_rebuildFrameGraph = true;
|
||||
}
|
||||
|
||||
BakedFrameGraph ForwardFramePipeline::BuildFrameGraph()
|
||||
{
|
||||
FrameGraph frameGraph;
|
||||
|
||||
for (auto&& [viewer, viewerData] : m_viewers)
|
||||
{
|
||||
viewerData.colorAttachment = frameGraph.AddAttachment({
|
||||
"Color",
|
||||
PixelFormat::RGBA8
|
||||
});
|
||||
|
||||
viewerData.depthStencilAttachment = frameGraph.AddAttachment({
|
||||
"Depth-stencil buffer",
|
||||
Graphics::Instance()->GetPreferredDepthStencilFormat()
|
||||
});
|
||||
}
|
||||
|
||||
for (auto&& [viewer, viewerData] : m_viewers)
|
||||
{
|
||||
FramePass& depthPrepass = frameGraph.AddPass("Depth pre-pass");
|
||||
depthPrepass.SetDepthStencilOutput(viewerData.depthStencilAttachment);
|
||||
depthPrepass.SetDepthStencilClear(1.f, 0);
|
||||
|
||||
depthPrepass.SetExecutionCallback([this]()
|
||||
}
|
||||
|
||||
viewerData.forwardRegistry.Clear();
|
||||
viewerData.forwardRenderQueue.Clear();
|
||||
{
|
||||
if (m_rebuildForwardPass)
|
||||
return FramePassExecution::UpdateAndExecute;
|
||||
else
|
||||
return FramePassExecution::Execute;
|
||||
});
|
||||
|
||||
depthPrepass.SetCommandCallback([this, viewer = viewer](CommandBufferBuilder& builder, const Recti& /*renderRect*/)
|
||||
{
|
||||
Recti viewport = viewer->GetViewport();
|
||||
std::size_t visibilityHash = 5U;
|
||||
|
||||
auto elementIt = viewerData.forwardRenderElements.begin();
|
||||
for (auto&& [aabb, elementCount] : viewerData.forwardAABB)
|
||||
{
|
||||
if (!frustum.Contains(aabb))
|
||||
{
|
||||
std::advance(elementIt, elementCount);
|
||||
continue;
|
||||
}
|
||||
|
||||
for (std::size_t i = 0; i < elementCount; ++i)
|
||||
{
|
||||
auto& renderElement = *elementIt++;
|
||||
|
||||
renderElement->Register(viewerData.forwardRegistry);
|
||||
viewerData.forwardRenderQueue.Insert(renderElement.get());
|
||||
builder.SetScissor(viewport);
|
||||
builder.SetViewport(viewport);
|
||||
|
||||
visibilityHash = CombineHash(visibilityHash, std::hash<const RenderElement*>()(renderElement.get()));
|
||||
}
|
||||
}
|
||||
|
||||
viewerData.forwardRenderQueue.Sort([&](const RenderElement* element)
|
||||
{
|
||||
return element->ComputeSortingScore(viewerData.forwardRegistry);
|
||||
});
|
||||
builder.BindShaderBinding(Graphics::ViewerBindingSet, viewer->GetViewerInstance().GetShaderBinding());
|
||||
|
||||
ProcessRenderQueue(builder, m_depthPrepassRenderQueue);
|
||||
});
|
||||
|
||||
FramePass& forwardPass = frameGraph.AddPass("Forward pass");
|
||||
forwardPass.AddOutput(viewerData.colorAttachment);
|
||||
forwardPass.SetDepthStencilInput(viewerData.depthStencilAttachment);
|
||||
//forwardPass.SetDepthStencilOutput(viewerData.depthStencilAttachment);
|
||||
|
||||
forwardPass.SetClearColor(0, Color::Black);
|
||||
forwardPass.SetDepthStencilClear(1.f, 0);
|
||||
|
||||
forwardPass.SetExecutionCallback([this]()
|
||||
{
|
||||
if (m_rebuildForwardPass)
|
||||
return FramePassExecution::UpdateAndExecute;
|
||||
else
|
||||
return FramePassExecution::Execute;
|
||||
});
|
||||
|
||||
forwardPass.SetCommandCallback([this, viewer = viewer](CommandBufferBuilder& builder, const Recti& /*renderRect*/)
|
||||
{
|
||||
Recti viewport = viewer->GetViewport();
|
||||
|
||||
builder.SetScissor(viewport);
|
||||
builder.SetViewport(viewport);
|
||||
|
||||
builder.BindShaderBinding(Graphics::ViewerBindingSet, viewer->GetViewerInstance().GetShaderBinding());
|
||||
|
||||
ProcessRenderQueue(builder, m_forwardRenderQueue);
|
||||
});
|
||||
}
|
||||
|
||||
//FIXME: This doesn't handle multiple window viewers
|
||||
for (auto&& [viewer, viewerData] : m_viewers)
|
||||
frameGraph.SetBackbufferOutput(viewerData.colorAttachment);
|
||||
|
||||
return frameGraph.Bake();
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::RegisterMaterialPass(MaterialPass* material)
|
||||
{
|
||||
auto it = m_materials.find(material);
|
||||
if (it == m_materials.end())
|
||||
|
||||
if (viewerData.forwardVisibilityHash != visibilityHash)
|
||||
{
|
||||
viewerData.rebuildForwardPass = true;
|
||||
viewerData.forwardVisibilityHash = visibilityHash;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (m_bakedFrameGraph.Resize(renderFrame))
|
||||
{
|
||||
const std::shared_ptr<TextureSampler>& sampler = graphics->GetSamplerCache().Get({});
|
||||
for (auto&& [_, viewerData] : m_viewers)
|
||||
{
|
||||
if (viewerData.blitShaderBinding)
|
||||
renderFrame.PushForRelease(std::move(viewerData.blitShaderBinding));
|
||||
|
||||
viewerData.blitShaderBinding = graphics->GetBlitPipelineLayout()->AllocateShaderBinding(0);
|
||||
viewerData.blitShaderBinding->Update({
|
||||
{
|
||||
0,
|
||||
ShaderBinding::TextureBinding {
|
||||
m_bakedFrameGraph.GetAttachmentTexture(viewerData.colorAttachment).get(),
|
||||
sampler.get()
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
m_bakedFrameGraph.Execute(renderFrame);
|
||||
m_rebuildFrameGraph = false;
|
||||
|
||||
const Vector2ui& frameSize = renderFrame.GetSize();
|
||||
for (auto&& [viewer, viewerData] : m_viewers)
|
||||
it = m_materials.emplace(material, MaterialData{}).first;
|
||||
it->second.onMaterialInvalided.Connect(material->OnMaterialInvalidated, [this, material](const MaterialPass* /*material*/)
|
||||
{
|
||||
m_invalidatedMaterials.insert(material);
|
||||
});
|
||||
|
||||
m_invalidatedMaterials.insert(material);
|
||||
}
|
||||
|
||||
it->second.usedCount++;
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::ProcessRenderQueue(CommandBufferBuilder& builder, const RenderQueue<RenderElement*>& renderQueue)
|
||||
{
|
||||
if (renderQueue.empty())
|
||||
return;
|
||||
|
||||
auto it = renderQueue.begin();
|
||||
auto itEnd = renderQueue.end();
|
||||
while (it != itEnd)
|
||||
{
|
||||
viewerData.rebuildForwardPass = false;
|
||||
viewerData.rebuildDepthPrepass = false;
|
||||
|
||||
const RenderTarget& renderTarget = viewer->GetRenderTarget();
|
||||
Recti renderRegion(0, 0, frameSize.x, frameSize.y);
|
||||
const ShaderBindingPtr& blitShaderBinding = viewerData.blitShaderBinding;
|
||||
const std::shared_ptr<Texture>& sourceTexture = m_bakedFrameGraph.GetAttachmentTexture(viewerData.colorAttachment);
|
||||
|
||||
renderFrame.Execute([&](CommandBufferBuilder& builder)
|
||||
{
|
||||
builder.TextureBarrier(PipelineStage::ColorOutput, PipelineStage::FragmentShader, MemoryAccess::ColorWrite, MemoryAccess::ShaderRead, TextureLayout::ColorOutput, TextureLayout::ColorInput, *sourceTexture);
|
||||
|
||||
std::array<CommandBufferBuilder::ClearValues, 2> clearValues;
|
||||
clearValues[0].color = Color::Black;
|
||||
clearValues[1].depth = 1.f;
|
||||
clearValues[1].stencil = 0;
|
||||
|
||||
builder.BeginDebugRegion("Main window rendering", Color::Green);
|
||||
{
|
||||
builder.BeginRenderPass(renderTarget.GetFramebuffer(renderFrame.GetFramebufferIndex()), renderTarget.GetRenderPass(), renderRegion, { clearValues[0], clearValues[1] });
|
||||
{
|
||||
builder.SetScissor(renderRegion);
|
||||
builder.SetViewport(renderRegion);
|
||||
|
||||
builder.BindPipeline(*graphics->GetBlitPipeline());
|
||||
builder.BindVertexBuffer(0, *graphics->GetFullscreenVertexBuffer());
|
||||
builder.BindShaderBinding(0, *blitShaderBinding);
|
||||
|
||||
builder.Draw(3);
|
||||
}
|
||||
builder.EndRenderPass();
|
||||
}
|
||||
builder.EndDebugRegion();
|
||||
|
||||
}, QueueType::Graphics);
|
||||
}
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::UnregisterInstancedDrawable(const WorldInstancePtr& worldInstance, const InstancedRenderable* instancedRenderable)
|
||||
{
|
||||
auto instanceIt = m_renderables.find(worldInstance);
|
||||
if (instanceIt == m_renderables.end())
|
||||
return;
|
||||
|
||||
auto& instancedRenderables = instanceIt->second;
|
||||
|
||||
auto renderableIt = instancedRenderables.find(instancedRenderable);
|
||||
if (renderableIt == instancedRenderables.end())
|
||||
return;
|
||||
|
||||
if (instancedRenderables.size() > 1)
|
||||
instancedRenderables.erase(renderableIt);
|
||||
else
|
||||
{
|
||||
m_removedWorldInstances.insert(worldInstance);
|
||||
m_renderables.erase(instanceIt);;
|
||||
}
|
||||
|
||||
std::size_t matCount = instancedRenderable->GetMaterialCount();
|
||||
for (std::size_t i = 0; i < matCount; ++i)
|
||||
{
|
||||
if (MaterialPass* pass = instancedRenderable->GetMaterial(i)->GetPass(m_depthPassIndex))
|
||||
UnregisterMaterialPass(pass);
|
||||
|
||||
if (MaterialPass* pass = instancedRenderable->GetMaterial(i)->GetPass(m_forwardPassIndex))
|
||||
UnregisterMaterialPass(pass);
|
||||
}
|
||||
|
||||
for (auto&& [viewer, viewerData] : m_viewers)
|
||||
const RenderElement* element = *it;
|
||||
UInt8 elementType = element->GetElementType();
|
||||
|
||||
const Pointer<RenderElement>* first = it;
|
||||
|
||||
++it;
|
||||
while (it != itEnd && (*it)->GetElementType() == elementType)
|
||||
++it;
|
||||
|
||||
std::size_t count = it - first;
|
||||
|
||||
if (elementType >= m_elementRenderers.size() || !m_elementRenderers[elementType])
|
||||
continue;
|
||||
|
||||
ElementRenderer& elementRenderer = *m_elementRenderers[elementType];
|
||||
elementRenderer.Render(builder, first, count);
|
||||
}
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::UnregisterMaterialPass(MaterialPass* material)
|
||||
{
|
||||
auto it = m_materials.find(material);
|
||||
assert(it != m_materials.end());
|
||||
|
||||
MaterialData& materialData = it->second;
|
||||
assert(materialData.usedCount > 0);
|
||||
if (--materialData.usedCount == 0)
|
||||
m_materials.erase(material);
|
||||
}
|
||||
}
|
||||
{
|
||||
viewerData.rebuildDepthPrepass = true;
|
||||
viewerData.rebuildForwardPass = true;
|
||||
}
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::UnregisterViewer(AbstractViewer* viewerInstance)
|
||||
{
|
||||
m_viewers.erase(viewerInstance);
|
||||
m_rebuildFrameGraph = true;
|
||||
}
|
||||
|
||||
BakedFrameGraph ForwardFramePipeline::BuildFrameGraph()
|
||||
{
|
||||
FrameGraph frameGraph;
|
||||
|
||||
for (auto&& [viewer, viewerData] : m_viewers)
|
||||
{
|
||||
viewerData.colorAttachment = frameGraph.AddAttachment({
|
||||
"Color",
|
||||
PixelFormat::RGBA8
|
||||
});
|
||||
|
||||
viewerData.depthStencilAttachment = frameGraph.AddAttachment({
|
||||
"Depth-stencil buffer",
|
||||
Graphics::Instance()->GetPreferredDepthStencilFormat()
|
||||
});
|
||||
}
|
||||
|
||||
for (auto&& [viewer, data] : m_viewers)
|
||||
{
|
||||
auto& viewerData = data;
|
||||
|
||||
FramePass& depthPrepass = frameGraph.AddPass("Depth pre-pass");
|
||||
depthPrepass.SetDepthStencilOutput(viewerData.depthStencilAttachment);
|
||||
depthPrepass.SetDepthStencilClear(1.f, 0);
|
||||
|
||||
depthPrepass.SetExecutionCallback([&]()
|
||||
{
|
||||
if (viewerData.rebuildDepthPrepass)
|
||||
return FramePassExecution::UpdateAndExecute;
|
||||
else
|
||||
return FramePassExecution::Execute;
|
||||
});
|
||||
|
||||
depthPrepass.SetCommandCallback([this, viewer = viewer, &viewerData](CommandBufferBuilder& builder, const Recti& /*renderRect*/)
|
||||
{
|
||||
Recti viewport = viewer->GetViewport();
|
||||
|
||||
builder.SetScissor(viewport);
|
||||
builder.SetViewport(viewport);
|
||||
|
||||
builder.BindShaderBinding(Graphics::ViewerBindingSet, viewer->GetViewerInstance().GetShaderBinding());
|
||||
|
||||
ProcessRenderQueue(builder, viewerData.depthPrepassRenderQueue);
|
||||
});
|
||||
|
||||
FramePass& forwardPass = frameGraph.AddPass("Forward pass");
|
||||
forwardPass.AddOutput(viewerData.colorAttachment);
|
||||
forwardPass.SetDepthStencilInput(viewerData.depthStencilAttachment);
|
||||
//forwardPass.SetDepthStencilOutput(viewerData.depthStencilAttachment);
|
||||
|
||||
forwardPass.SetClearColor(0, Color::Black);
|
||||
forwardPass.SetDepthStencilClear(1.f, 0);
|
||||
|
||||
forwardPass.SetExecutionCallback([&]()
|
||||
{
|
||||
if (viewerData.rebuildForwardPass)
|
||||
return FramePassExecution::UpdateAndExecute;
|
||||
else
|
||||
return FramePassExecution::Execute;
|
||||
});
|
||||
|
||||
forwardPass.SetCommandCallback([this, viewer = viewer, &viewerData](CommandBufferBuilder& builder, const Recti& /*renderRect*/)
|
||||
{
|
||||
Recti viewport = viewer->GetViewport();
|
||||
|
||||
builder.SetScissor(viewport);
|
||||
builder.SetViewport(viewport);
|
||||
|
||||
builder.BindShaderBinding(Graphics::ViewerBindingSet, viewer->GetViewerInstance().GetShaderBinding());
|
||||
|
||||
ProcessRenderQueue(builder, viewerData.forwardRenderQueue);
|
||||
});
|
||||
}
|
||||
|
||||
//FIXME: This doesn't handle multiple window viewers
|
||||
for (auto&& [viewer, viewerData] : m_viewers)
|
||||
frameGraph.SetBackbufferOutput(viewerData.colorAttachment);
|
||||
|
||||
return frameGraph.Bake();
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::RegisterMaterialPass(MaterialPass* material)
|
||||
{
|
||||
auto it = m_materials.find(material);
|
||||
if (it == m_materials.end())
|
||||
{
|
||||
it = m_materials.emplace(material, MaterialData{}).first;
|
||||
it->second.onMaterialInvalided.Connect(material->OnMaterialInvalidated, [this, material](const MaterialPass* /*material*/)
|
||||
{
|
||||
m_invalidatedMaterials.insert(material);
|
||||
});
|
||||
|
||||
m_invalidatedMaterials.insert(material);
|
||||
}
|
||||
|
||||
it->second.usedCount++;
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::ProcessRenderQueue(CommandBufferBuilder& builder, const RenderQueue<RenderElement*>& renderQueue)
|
||||
{
|
||||
if (renderQueue.empty())
|
||||
return;
|
||||
|
||||
auto it = renderQueue.begin();
|
||||
auto itEnd = renderQueue.end();
|
||||
while (it != itEnd)
|
||||
{
|
||||
const RenderElement* element = *it;
|
||||
UInt8 elementType = element->GetElementType();
|
||||
|
||||
const Pointer<RenderElement>* first = it;
|
||||
|
||||
++it;
|
||||
while (it != itEnd && (*it)->GetElementType() == elementType)
|
||||
++it;
|
||||
|
||||
std::size_t count = it - first;
|
||||
|
||||
if (elementType >= m_elementRenderers.size() || !m_elementRenderers[elementType])
|
||||
continue;
|
||||
|
||||
ElementRenderer& elementRenderer = *m_elementRenderers[elementType];
|
||||
elementRenderer.Render(builder, first, count);
|
||||
}
|
||||
}
|
||||
|
||||
void ForwardFramePipeline::UnregisterMaterialPass(MaterialPass* material)
|
||||
{
|
||||
auto it = m_materials.find(material);
|
||||
assert(it != m_materials.end());
|
||||
|
||||
MaterialData& materialData = it->second;
|
||||
assert(materialData.usedCount > 0);
|
||||
if (--materialData.usedCount == 0)
|
||||
m_materials.erase(material);
|
||||
}
|
||||
|
||||
@@ -13,7 +13,8 @@
|
||||
|
||||
namespace Nz
|
||||
{
|
||||
Model::Model(std::shared_ptr<GraphicalMesh> graphicalMesh) :
|
||||
Model::Model(std::shared_ptr<GraphicalMesh> graphicalMesh, const Boxf& aabb) :
|
||||
InstancedRenderable(aabb),
|
||||
m_graphicalMesh(std::move(graphicalMesh))
|
||||
{
|
||||
m_submeshes.reserve(m_graphicalMesh->GetSubMeshCount());
|
||||
|
||||
Reference in New Issue
Block a user