lux::VisibilityTester Struct Reference

#include <light.h>

List of all members.

Public Member Functions
void	SetSegment (const Point &p1, const Point &p2)
void	SetRay (const Point &p, const Vector &w)
bool	Unoccluded (const Scene *scene) const
bool	TestOcclusion (const Scene *scene, SWCSpectrum *f) const
SWCSpectrum	Transmittance (const Scene *scene) const
Public Attributes
Ray	r

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Detailed Description

Definition at line 113 of file light.h.

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Member Function Documentation

void lux::VisibilityTester::SetRay	(	const Point &	p,
		const Vector &	w
	)			[inline]

Definition at line 118 of file light.h.

References r, and RAY_EPSILON.

Referenced by lux::SunLight::Sample_L(), lux::SkyLight::Sample_L(), lux::InfiniteAreaLightIS::Sample_L(), lux::InfiniteAreaLight::Sample_L(), and lux::DistantLight::Sample_L().

void lux::VisibilityTester::SetSegment	(	const Point &	p1,
		const Point &	p2
	)			[inline]

Definition at line 115 of file light.h.

References r, and RAY_EPSILON.

Referenced by lux::SunLight::Sample_L(), lux::SpotLight::Sample_L(), lux::SkyLight::Sample_L(), lux::ProjectionLight::Sample_L(), lux::PointLight::Sample_L(), lux::GonioPhotometricLight::Sample_L(), lux::AreaLight::Sample_L(), and lux::PerspectiveCamera::Sample_W().

bool VisibilityTester::TestOcclusion	(	const Scene *	scene,
		SWCSpectrum *	f
	)			const

Definition at line 39 of file light.cpp.

References lux::AbsDot(), lux::SWCSpectrum::Black(), lux::BSDF_ALL_TRANSMISSION, lux::Ray::d, lux::BSDF::dgShading, lux::BSDF::f(), lux::random::floatValue(), lux::Intersection::GetBSDF(), lux::Scene::Intersect(), lux::Ray::maxt, lux::Ray::mint, lux::DifferentialGeometry::nn, lux::Normalize(), lux::BSDF::Pdf(), r, and RAY_EPSILON.

Referenced by lux::EstimateDirect().

SWCSpectrum VisibilityTester::Transmittance

(

const Scene *

scene

)

const

Definition at line 60 of file light.cpp.

References r, and lux::Scene::Transmittance().

Referenced by lux::EstimateDirect(), lux::WhittedIntegrator::Li(), and lux::SingleScattering::Li().

bool VisibilityTester::Unoccluded

(

const Scene *

scene

)

const

Definition at line 33 of file light.cpp.

References lux::Scene::IntersectP(), and r.

Referenced by lux::WhittedIntegrator::Li(), lux::SingleScattering::Li(), lux::MLTPathIntegrator::Li(), and lux::BidirIntegrator::Li().

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Member Data Documentation

Ray lux::VisibilityTester::r

Definition at line 124 of file light.h.

Referenced by SetRay(), SetSegment(), TestOcclusion(), Transmittance(), and Unoccluded().

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The documentation for this struct was generated from the following files:

• light.h
• light.cpp