RenderListTask.h

#pragma once
 
#include "../RenderList.h"
#include "../Tasks/RenderTask.h"
#include "../../Components/Core/LightComponent.h"
 
namespace Cogs
{
  namespace Core
  {
    struct COGSCORE_DLL_API RenderListTask : public RenderTask
    {
      RenderListTask();
      ~RenderListTask();
 
      void initialize(RenderTaskContext * context) override;
      void apply(RenderTaskContext * context) override;
      bool validate(RenderTaskContext * context, size_t expectedInputs, size_t expectedOutputs);
 
      virtual void applyMaterial(const DrawContext &, const RenderItem &);
 
      void renderItems(RenderTaskContext * taskContext,
                       RenderTarget * renderTarget,
                       const RenderList * renderList,
                       BucketMask bucketMask,
                       StateChangeFlags stateChangeMask);
 
      void renderBatched(RenderTaskContext * taskContext,
                         DrawContext & drawContext,
                         const RenderList* renderList,
                         const RenderItems & items,
                         BucketMask bucketMask,
                         StateChangeFlags stateChangeMask,
                         bool batched);
 
      bool colorClear = false;
      bool depthClear = false;
      bool depthWrite = true;
 
      bool discardColor = false;
      bool discardDepth = false;
 
      glm::ivec2 defaultViewportSize;
 
      size_t permutationIndex = 0;
      BucketMask bucketMask = BucketMask::All;
      StateChangeFlags stateChangeMask = StateChangeFlags::ChangeAll;
      LightingLayers lightingMask = LightingLayers::All;
      bool viewportFromTarget = false;
      bool temporalOffsets = false;
 
      BlendMode blendMode = BlendMode::None;
      DepthMode depthMode = DepthMode::Default;
      DepthFunc depthFunc = DepthFunc::Less;
 
      // Effective object buffer mode for this draw
      enum ObjectBufferMode {
        Single,
        Batched,
        List
      } objectBufferMode = ObjectBufferMode::Single;
 
    private:
      void setupRenderTarget(RenderTaskContext * context, RenderTarget * renderTarget, const CameraData * viewportData);
 
      std::string scopeName;
      size_t lastHash = 0;
 
      BlendStateHandle blendState = BlendStateHandle::NoHandle;
      DepthStencilStateHandle depthState = DepthStencilStateHandle::NoHandle;
    };
  }
}