LightComponent.h

#pragma once
 
#include <RendererCore/Components/RenderComponent.h>
#include <RendererCore/Pipeline/RenderData.h>
 
struct plMsgSetColor;
 
class PL_RENDERERCORE_DLL plLightRenderData : public plRenderData
{
  PL_ADD_DYNAMIC_REFLECTION(plLightRenderData, plRenderData);
 
public:
  void FillBatchIdAndSortingKey(float fScreenSpaceSize);
 
  plColor m_LightColor;
  float m_fIntensity;
  float m_fSpecularMultiplier;
  plUInt32 m_uiShadowDataOffset;
  float m_fWidth;
  float m_fLength;
};
 
class PL_RENDERERCORE_DLL plLightComponent : public plRenderComponent
{
  PL_DECLARE_ABSTRACT_COMPONENT_TYPE(plLightComponent, plRenderComponent);
 
  // plComponent
 
public:
  virtual void SerializeComponent(plWorldWriter& inout_stream) const override;
  virtual void DeserializeComponent(plWorldReader& inout_stream) override;
 
  // plLightComponent
 
public:
  plLightComponent();
  ~plLightComponent();
 
  void SetUsingColorTemperature(bool bUseColorTemperature);
  bool GetUsingColorTemperature() const;
 
  void SetLightColor(plColorGammaUB lightColor); // [ property ]
  plColorGammaUB GetBaseLightColor() const;          // [ property ]
 
  plColorGammaUB GetLightColor() const;
 
  void SetTemperature(plUInt32 uiTemperature); // [ property ]
  plUInt32 GetTemperature() const;            // [ property ]
 
  void SetIntensity(float fIntensity); // [ property ]
  float GetIntensity() const;          // [ property ]
 
  void SetSpecularMultiplier(float fSpecularMultiplier); // [ property ]
  float GetSpecularMultiplier() const;                   // [ property ]
 
  void SetCastShadows(bool bCastShadows); // [ property ]
  bool GetCastShadows() const;            // [ property ]
 
  void SetPenumbraSize(float fPenumbraSize); // [ property ]
  float GetPenumbraSize() const;             // [ property ]
 
  void SetSlopeBias(float fShadowBias); // [ property ]
  float GetSlopeBias() const;           // [ property ]
 
  void SetConstantBias(float fShadowBias); // [ property ]
  float GetConstantBias() const;           // [ property ]
 
  void SetWidth(float fWidth); // [ property ]
  float GetWidth() const;      // [ property ]
 
  void SetLength(float fLength); // [ property ]
  float GetLength() const;      // [ property ]
 
  void OnMsgSetColor(plMsgSetColor& ref_msg); // [ msg handler ]
 
  static float CalculateEffectiveRange(float fRange, float fIntensity, float fWidth = 0.0f, float fLength = 0.0f);
 
  static float CalculateScreenSpaceSize(const plBoundingSphere& sphere, const plCamera& camera);
 
protected:
  plColorGammaUB m_LightColor = plColor::White;
  plUInt32 m_uiTemperature = 6550;
  float m_fIntensity = 10.0f;
  float m_fSpecularMultiplier = 1.0f;
  float m_fPenumbraSize = 0.1f;
  float m_fSlopeBias = 0.25f;
  float m_fConstantBias = 0.1f;
  bool m_bCastShadows = false;
  bool m_bUseColorTemperature = false;
  float m_fWidth;
  float m_fLength;
};