AtmosphereEffect.h

// AtmosphereEffect.h
//
 
namespace nkAstraeus
{
    class AtmosphereEffect final : public Effect
    {
        public :
 
            // Constructor, destructor
            AtmosphereEffect (System* system) noexcept ;
            virtual ~AtmosphereEffect () ;
 
            // Getters
            nkGraphics::Texture* getSunTransmittanceLut () const ;
            nkGraphics::Texture* getMultiScatteringLut () const ;
            nkGraphics::Texture* getSourceColorTexture () const ;
            nkGraphics::Texture* getSourceDepthTexture () const ;
            nkGraphics::Shader* getLutShader () const ;
            nkMaths::Vector getSunPosition () const ;
            nkMaths::Vector getPlanetAlbedo () const ;
            nkMaths::Vector getRayleighScattering () const ;
            nkMaths::Vector getRayleighExtinction () const ;
            nkMaths::Vector getRayleighAbsorb () const ;
            nkMaths::Vector getMieScattering () const ;
            nkMaths::Vector getMieExtinction () const ;
            nkMaths::Vector getMieAbsorb () const ;
            nkMaths::Vector getOzoneScattering () const ;
            nkMaths::Vector getOzoneExtinction () const ;
            nkMaths::Vector getOzoneAbsorb () const ;
            float getMieG () const ;
            float getRayleighHeightDensityFactor () const ;
            float getMieHeightDensityFactor () const ;
            float getOzoneHeightDensityFactor () const ;
            float getDistanceFactor () const ;
            float getSunIlluminanceFactor () const ;
            float getSunAngularRadius () const ;
            unsigned int getSunLutSampleCount () const ;
            unsigned int getMultiScatteringLutSphereSampleCount () const ;
            unsigned int getMultiScatteringLutMarchSampleCount () const ;
            unsigned int getRaymarchSampleCount () const ;
            unsigned int getSunTransmittanceLutWidth () const ;
            unsigned int getSunTransmittanceLutHeight () const ;
            unsigned int getMultiScatteringLutWidth () const ;
            unsigned int getMultiScatteringLutHeight () const ;
            SHADOW_MAP_PCF getShadowSamplingMethod () const ;
            float getShadowDepthBias () const ;
            bool getShadowDebug () const ;
            bool getUseHalfFloatForLuts () const ;
            bool getOnlyScatterOnObjects () const ;
 
            // Setters
            void setSourceColorTexture (nkGraphics::Texture* value) ;
            void setSourceDepthTexture (nkGraphics::Texture* value) ;
            void setSunPosition (nkMaths::Vector value) ;
            void setPlanetAlbedo (nkMaths::Vector value) ;
            void setRayleighScattering (nkMaths::Vector value) ;
            void setRayleighExtinction (nkMaths::Vector value) ;
            void setRayleighAbsorb (nkMaths::Vector value) ;
            void setMieScattering (nkMaths::Vector value) ;
            void setMieExtinction (nkMaths::Vector value) ;
            void setMieAbsorb (nkMaths::Vector value) ;
            void setOzoneScattering (nkMaths::Vector value) ;
            void setOzoneExtinction (nkMaths::Vector value) ;
            void setOzoneAbsorb (nkMaths::Vector value) ;
            void setMieG (float value) ;
            void setRayleighHeightDensityFactor (float value) ;
            void setMieHeightDensityFactor (float value) ;
            void setOzoneHeightDensityFactor (float value) ;
            void setDistanceFactor (float value) ;
            void setSunIlluminanceFactor (float value) ;
            void setSunAngularRadius (float value) ;
            void setSunTransmittanceLutSampleCount (unsigned int value) ;
            void setMultiScatteringLutSphereSampleCount (unsigned int value) ;
            void setMultiScatteringLutMarchSampleCount (unsigned int value) ;
            void setRaymarchSampleCount (unsigned int value) ;
            void setShadowSource (nkGraphics::Texture* shadowMap, nkGraphics::Camera* lightCamera) ;
            void setShadowSamplingMethod (SHADOW_MAP_PCF value) ;
            void setShadowDepthBias (float value) ;
            void setShadowDebug (bool value) ;
            void setSunTransmittanceLutWidth (unsigned int value) ;
            void setSunTransmittanceLutHeight (unsigned int value) ;
            void setMultiScatteringLutWidth (unsigned int value) ;
            void setMultiScatteringLutHeight (unsigned int value) ;
            void setUseHalfFloatForLuts (bool value) ;
            void setOnlyScatterOnObjects (bool value) ;
 
            // Updates
            bool refreshLuts () ;
 
            // Load
            virtual bool load () override ;
            virtual void unload () override ;
 
        public :
 
            // Statics
            static nkMemory::UniquePtr<AtmosphereEffect> create (System* system = nullptr) ;
    } ;
}