SSRPass.h

#pragma once
 
#include <Foundation/Reflection/Reflection.h>
 
#include <RendererCore/Declarations.h>
#include <RendererCore/Pipeline/RenderPipelinePass.h>
#include <RendererCore/Shader/ConstantBufferStorage.h>
#include <RendererCore/Shader/ShaderResource.h>
 
class PL_RENDERERCORE_DLL plSSRPass : public plRenderPipelinePass
{
  PL_ADD_DYNAMIC_REFLECTION(plSSRPass, plRenderPipelinePass);
 
public:
  plSSRPass();
  ~plSSRPass() override;
 
  virtual plResult Serialize(plStreamWriter& inout_stream) const override;
  virtual plResult Deserialize(plStreamReader& inout_stream) override;
 
  bool GetRenderTargetDescriptions(const plView& view, const plArrayPtr<plGALTextureCreationDescription* const> inputs, plArrayPtr<plGALTextureCreationDescription> outputs) override;
 
  void Execute(const plRenderViewContext& renderViewContext, const plArrayPtr<plRenderPipelinePassConnection* const> inputs, const plArrayPtr<plRenderPipelinePassConnection* const> outputs) override;
  void ExecuteInactive(const plRenderViewContext& renderViewContext, const plArrayPtr<plRenderPipelinePassConnection* const> inputs, const plArrayPtr<plRenderPipelinePassConnection* const> outputs) override;
 
protected:
  void UpdateSSRConstantBuffer() const;
  void UpdateBlurConstantBuffer() const;
 
  float m_fRoughnessCutoff;
  float m_fBlurStrength;
 
  // SPD shaderDatas
  plShaderResourceHandle m_hDownscaleShader;
  plGALBufferHandle m_hDownsampleAtomicCounterBuffer;
  plArrayPtr<plUInt32> m_DownsampleAtomicCounter;
  plConstantBufferStorageHandle m_hSPDConstantBuffer;
 
  plRenderPipelineNodeInputPin m_PinSceneColor;
  plRenderPipelineNodeInputPin m_PinInputDepth;
  plRenderPipelineNodeInputPin m_PinInputMaterial;
  plRenderPipelineNodeInputPin m_PinInputVelocity;
  plRenderPipelineNodeOutputPin m_PinSSROutput;
 
  plRenderPipelineNodeInputPin m_PinTextureSSR;
  plRenderPipelineNodeInputPin m_PinTextureSSR2;
  plRenderPipelineNodeInputPin m_PinTextureSSRBlur;
  plRenderPipelineNodeInputPin m_PinTextureRoughness;
 
  plTexture2DResourceHandle  m_hBlueNoiseTexture;
 
  plShaderResourceHandle m_hShaderDepthHierarchy;
  plShaderResourceHandle m_hSSRShader;
  plShaderResourceHandle m_hSSRAntiflicker;
  plShaderResourceHandle m_hSSRBlur;
 
  plConstantBufferStorageHandle m_hSSRConstantBuffer;
  plConstantBufferStorageHandle m_hBlurConstantBuffer;
};