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o3de/Gems/Atom/Feature/Common/Code/Source/DiffuseGlobalIllumination/DiffuseProbeGridBorderUpdat...

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2.4 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#pragma once
#include <AzCore/Memory/SystemAllocator.h>
#include <Atom/RHI/CommandList.h>
#include <Atom/RHI/ScopeProducer.h>
#include <Atom/RPI.Public/Pass/RenderPass.h>
#include <Atom/RPI.Public/Shader/Shader.h>
namespace AZ
{
namespace Render
{
//! Compute shader that updates probe distance and irradiance borders.
class DiffuseProbeGridBorderUpdatePass final
: public RPI::RenderPass
{
public:
AZ_RPI_PASS(DiffuseProbeGridBorderUpdatePass);
AZ_RTTI(AZ::Render::DiffuseProbeGridBorderUpdatePass, "{31A5CCD0-CE97-4138-88DA-7BDBD38C9DC8}", RPI::RenderPass);
AZ_CLASS_ALLOCATOR(DiffuseProbeGridBorderUpdatePass, SystemAllocator, 0);
virtual ~DiffuseProbeGridBorderUpdatePass() = default;
static RPI::Ptr<DiffuseProbeGridBorderUpdatePass> Create(const RPI::PassDescriptor& descriptor);
private:
DiffuseProbeGridBorderUpdatePass(const RPI::PassDescriptor& descriptor);
void LoadShader(AZStd::string shaderFilePath,
Data::Instance<RPI::Shader>& shader,
const RHI::PipelineState*& pipelineState,
RHI::Ptr<RHI::ShaderResourceGroupLayout>& srgLayout,
RHI::DispatchDirect& dispatchArgs);
// Pass overrides
bool IsEnabled() const override;
void SetupFrameGraphDependencies(RHI::FrameGraphInterface frameGraph) override;
void CompileResources(const RHI::FrameGraphCompileContext& context) override;
void BuildCommandListInternal(const RHI::FrameGraphExecuteContext& context) override;
// shader
Data::Instance<RPI::Shader> m_rowShader;
Data::Instance<RPI::Shader> m_columnShader;
const RHI::PipelineState* m_rowPipelineState = nullptr;
const RHI::PipelineState* m_columnPipelineState = nullptr;
RHI::Ptr<RHI::ShaderResourceGroupLayout> m_rowSrgLayout;
RHI::Ptr<RHI::ShaderResourceGroupLayout> m_columnSrgLayout;
RHI::DispatchDirect m_rowDispatchArgs;
RHI::DispatchDirect m_columnDispatchArgs;
};
} // namespace Render
} // namespace AZ