metaforce/Runtime/World/CWorldShadow.hpp

#pragma once

#include "Runtime/RetroTypes.hpp"
#include "Runtime/Graphics/Shaders/CWorldShadowShader.hpp"

#include <zeus/CAABox.hpp>
#include <zeus/CTransform.hpp>
#include <zeus/CVector3f.hpp>

#define CWORLDSHADOW_FEEDBACK 0

namespace metaforce {
class CStateManager;

class CWorldShadow {
  CWorldShadowShader m_shader;
  zeus::CTransform x4_view;
  zeus::CTransform x34_model;
  float x64_objHalfExtent = 1.f;
  zeus::CVector3f x68_objPos = {0.f, 1.f, 0.f};
  zeus::CVector3f x74_lightPos;
  TAreaId x80_aid = kInvalidAreaId;
  s32 x84_lightIdx = -1;
  bool x88_blurReset = true;
#if CWORLDSHADOW_FEEDBACK
  std::optional<CTexturedQuadFilter> m_feedback;
#endif
public:
  CWorldShadow(u32 w, u32 h, bool rgba8);
  void EnableModelProjectedShadow(const zeus::CTransform& pos, s32 lightIdx, float f1);
  void DisableModelProjectedShadow();
  void BuildLightShadowTexture(const CStateManager& mgr, TAreaId aid, s32 lightIdx, const zeus::CAABox& aabb,
                               bool motionBlur, bool lighten);
  void ResetBlur();
};

} // namespace metaforce