HistorySourcePass.h

#pragma once
 
#include <RendererCore/Pipeline/FrameDataProvider.h>
#include <RendererCore/Pipeline/Passes/SourcePass.h>
 
class PL_RENDERERCORE_DLL plHistorySourcePass : public plRenderPipelinePass
{
  PL_ADD_DYNAMIC_REFLECTION(plHistorySourcePass, plRenderPipelinePass);
 
public:
  plHistorySourcePass(const char* szName = "HistorySourcePass");
  ~plHistorySourcePass();
 
  virtual bool GetRenderTargetDescriptions(const plView& view, const plArrayPtr<plGALTextureCreationDescription* const> inputs, plArrayPtr<plGALTextureCreationDescription> outputs) override;
  virtual plGALTextureHandle QueryTextureProvider(const plRenderPipelineNodePin* pPin, const plGALTextureCreationDescription& desc) override;
  virtual void Execute(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;
 
protected:
  plRenderPipelineNodeOutputProviderPin m_PinOutput;
  plEnum<plSourceFormat> m_Format = plSourceFormat::Default;
  plEnum<plGALMSAASampleCount> m_MsaaMode = plGALMSAASampleCount::None;
  plColor m_ClearColor = plColor::Black;
  bool m_bUseAsUAV = false;
 
  bool m_bFirstExecute = true;
};
 
class PL_RENDERERCORE_DLL plHistorySourcePassTextureDataProvider : public plFrameDataProviderBase
{
  PL_ADD_DYNAMIC_REFLECTION(plHistorySourcePassTextureDataProvider, plFrameDataProviderBase);
 
public:
  plHistorySourcePassTextureDataProvider();
  ~plHistorySourcePassTextureDataProvider();
 
  void ResetTexture(plStringView sSourcePassName);
  plGALTextureHandle GetOrCreateTexture(plStringView sSourcePassName, const plGALTextureCreationDescription& desc);
 
public:
  plHashTable<plString, plGALTextureHandle> m_Data;
 
private:
  // We ignore the frame-based logic for this data provider as we only want to store cross frame data.
  virtual void* UpdateData(const plRenderViewContext& renderViewContext, const plExtractedRenderData& extractedData) override { return nullptr; }
};