DistributionTransformations

A set of functions to transform samples between distribution. More...

Functions
template<typename T >
const prim::Point3D< T >	lass::num::uniformSphere (const prim::Point2D< T > &sample, T &pdf)
template<typename T >
const prim::Point3D< T >	lass::num::uniformCone (const prim::Point2D< T > &sample, T minCosTheta, T &pdf)
template<typename T >
const prim::Point2D< T >	lass::num::uniformDisk (const prim::Point2D< T > &sample, T &pdf)
template<typename T >
const prim::Point3D< T >	lass::num::cosineHemisphere (const prim::Point2D< T > &sample, T &pdf)

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Detailed Description

A set of functions to transform samples between distribution.

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Function Documentation

template<typename T >

const prim::Point3D<T> lass::num::uniformSphere	(	const prim::Point2D< T > &	sample,
		T &	pdf
	)			[inline]

Definition at line 65 of file distribution_transformations.h.

References lass::num::cos(), lass::num::inv(), lass::num::sin(), lass::num::sqrt(), lass::stde::T, lass::prim::Point2D< T >::x, and lass::prim::Point2D< T >::y.

template<typename T >

const prim::Point3D<T> lass::num::uniformCone	(	const prim::Point2D< T > &	sample,
		T	minCosTheta,
		T &	pdf
	)			[inline]

Definition at line 77 of file distribution_transformations.h.

References lass::num::cos(), lass::num::inv(), lass::num::sin(), lass::num::sqrt(), lass::stde::T, lass::prim::Point2D< T >::x, and lass::prim::Point2D< T >::y.

template<typename T >

const prim::Point2D<T> lass::num::uniformDisk	(	const prim::Point2D< T > &	sample,
		T &	pdf
	)			[inline]

Definition at line 89 of file distribution_transformations.h.

References lass::num::cos(), lass::num::inv(), lass::num::sin(), lass::stde::T, lass::prim::Point2D< T >::x, and lass::prim::Point2D< T >::y.

Referenced by lass::num::cosineHemisphere().

template<typename T >

const prim::Point3D<T> lass::num::cosineHemisphere	(	const prim::Point2D< T > &	sample,
		T &	pdf
	)			[inline]

Definition at line 137 of file distribution_transformations.h.

References lass::prim::Point2D< T >::position(), lass::num::sqrt(), lass::stde::T, lass::num::uniformDisk(), lass::prim::Point2D< T >::x, and lass::prim::Point2D< T >::y.