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

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C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
#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,
Data::Asset<RPI::ShaderResourceGroupAsset>& srgAsset,
RHI::DispatchDirect& dispatchArgs);
// Pass overrides
void FrameBeginInternal(FramePrepareParams params) 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;
Data::Asset<RPI::ShaderResourceGroupAsset> m_rowSrgAsset;
Data::Asset<RPI::ShaderResourceGroupAsset> m_columnSrgAsset;
RHI::DispatchDirect m_rowDispatchArgs;
RHI::DispatchDirect m_columnDispatchArgs;
};
} // namespace Render
} // namespace AZ