castor3d::shader::BRDFHelpers Class Reference

#include <GlslBRDFHelpers.hpp>

Public Member Functions
C3D_API	BRDFHelpers (sdw::ShaderWriter &writer)
C3D_API sdw::RetVec2	hammersley (sdw::UInt const &i, sdw::UInt const &n)
C3D_API sdw::RetFloat	visibilitySmithGGXCorrelated (sdw::Float const &NdotV, sdw::Float const &NdotL, sdw::Float const &roughness)
C3D_API sdw::RetFloat	visibilityAshikhmin (sdw::Float const &NdotL, sdw::Float const &NdotV)
C3D_API sdw::RetFloat	visibilitySheen (sdw::Float const &NdotV, sdw::Float const &NdotL, sdw::Float const &roughness)
C3D_API sdw::RetFloat	distributionGGX (sdw::Float const &NdotH, sdw::Float const &alpha)
C3D_API sdw::RetFloat	distributionCharlie (sdw::Float const &NdotH, sdw::Float const &alpha)
C3D_API RetMicrofacetDistributionSample	importanceSampleGGX (sdw::Vec2 const &xi, sdw::Float const &roughness)
C3D_API RetMicrofacetDistributionSample	importanceSampleCharlie (sdw::Vec2 const &xi, sdw::Float const &roughness)
C3D_API sdw::Vec4	getImportanceSample (MicrofacetDistributionSample const &is, sdw::Vec3 const &n)

Constructor & Destructor Documentation

BRDFHelpers()

C3D_API castor3d::shader::BRDFHelpers::BRDFHelpers ( sdw::ShaderWriter & writer )

explicit

Member Function Documentation

distributionCharlie()

C3D_API sdw::RetFloat castor3d::shader::BRDFHelpers::distributionCharlie	(	sdw::Float const &	NdotH,
		sdw::Float const &	alpha )

distributionGGX()

C3D_API sdw::RetFloat castor3d::shader::BRDFHelpers::distributionGGX	(	sdw::Float const &	NdotH,
		sdw::Float const &	alpha )

getImportanceSample()

C3D_API sdw::Vec4 castor3d::shader::BRDFHelpers::getImportanceSample	(	MicrofacetDistributionSample const &	is,
		sdw::Vec3 const &	n )

hammersley()

C3D_API sdw::RetVec2 castor3d::shader::BRDFHelpers::hammersley	(	sdw::UInt const &	i,
		sdw::UInt const &	n )

importanceSampleCharlie()

C3D_API RetMicrofacetDistributionSample castor3d::shader::BRDFHelpers::importanceSampleCharlie	(	sdw::Vec2 const &	xi,
		sdw::Float const &	roughness )

importanceSampleGGX()

C3D_API RetMicrofacetDistributionSample castor3d::shader::BRDFHelpers::importanceSampleGGX	(	sdw::Vec2 const &	xi,
		sdw::Float const &	roughness )

visibilityAshikhmin()

C3D_API sdw::RetFloat castor3d::shader::BRDFHelpers::visibilityAshikhmin	(	sdw::Float const &	NdotL,
		sdw::Float const &	NdotV )

visibilitySheen()

C3D_API sdw::RetFloat castor3d::shader::BRDFHelpers::visibilitySheen	(	sdw::Float const &	NdotV,
		sdw::Float const &	NdotL,
		sdw::Float const &	roughness )

visibilitySmithGGXCorrelated()

C3D_API sdw::RetFloat castor3d::shader::BRDFHelpers::visibilitySmithGGXCorrelated	(	sdw::Float const &	NdotV,
		sdw::Float const &	NdotL,
		sdw::Float const &	roughness )

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The documentation for this class was generated from the following file:

• Castor3D/Shader/Shaders/GlslBRDFHelpers.hpp