AOPass.h

#pragma once
 
#include <RendererCore/Declarations.h>
#include <RendererCore/Pipeline/RenderPipelinePass.h>
#include <RendererCore/Shader/ConstantBufferStorage.h>
#include <RendererCore/Shader/ShaderResource.h>
 
class PL_RENDERERCORE_DLL plAOPass : public plRenderPipelinePass
{
  PL_ADD_DYNAMIC_REFLECTION(plAOPass, plRenderPipelinePass);
 
public:
  plAOPass();
  ~plAOPass();
 
  virtual bool GetRenderTargetDescriptions(const plView& view, const plArrayPtr<plGALTextureCreationDescription* const> inputs, plArrayPtr<plGALTextureCreationDescription> outputs) override;
 
  virtual void Execute(const plRenderViewContext& renderViewContext, const plArrayPtr<plRenderPipelinePassConnection* const> inputs, const plArrayPtr<plRenderPipelinePassConnection* const> outputs) override;
  virtual void ExecuteInactive(const plRenderViewContext& renderViewContext, const plArrayPtr<plRenderPipelinePassConnection* const> inputs, const plArrayPtr<plRenderPipelinePassConnection* const> outputs) override;
  virtual plResult Serialize(plStreamWriter& inout_stream) const override;
  virtual plResult Deserialize(plStreamReader& inout_stream) override;
 
  void SetFadeOutStart(float fStart);
  float GetFadeOutStart() const;
 
  void SetFadeOutEnd(float fEnd);
  float GetFadeOutEnd() const;
 
protected:
  void CreateSamplerState();
 
  plRenderPipelineNodeInputPin m_PinDepthInput;
  plRenderPipelineNodeOutputPin m_PinOutput;
 
  float m_fRadius = 1.0f;
  float m_fMaxScreenSpaceRadius = 1.0f;
  float m_fContrast = 2.0f;
  float m_fIntensity = 0.7f;
 
  float m_fFadeOutStart = 80.0f;
  float m_fFadeOutEnd = 100.0f;
 
  float m_fPositionBias = 5.0f;
  float m_fMipLevelScale = 10.0f;
  float m_fDepthBlurThreshold = 2.0f;
 
  plConstantBufferStorageHandle m_hDownscaleConstantBuffer;
  plConstantBufferStorageHandle m_hSSAOConstantBuffer;
 
  plTexture2DResourceHandle m_hNoiseTexture;
 
  plGALSamplerStateHandle m_hSSAOSamplerState;
 
  plShaderResourceHandle m_hDownscaleShader;
  plShaderResourceHandle m_hSSAOShader;
  plShaderResourceHandle m_hBlurShader;
};