rcrt::PhotonTracer Class Reference

#include <PhotonTracer.h>

Inheritance diagram for rcrt::PhotonTracer:

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Collaboration diagram for rcrt::PhotonTracer:

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List of all members.

Public Member Functions
	PhotonTracer (Scene *s, PhotonMap *photonMap, const int &noPhotG, const int &noPhotC)
virtual	~PhotonTracer ()
virtual RGBColor	trace (Ray &r) const
Private Member Functions
RGBColor	directLight (Intersection &is, const Vec3D &rayDir) const
Private Attributes
PhotonMap *	photonMap
int	noGPhotons
int	noCPhotons

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Detailed Description

A tracer that gets radiance estimates from a photon map to include indirect lighting, caustics and such nice things.

Definition at line 15 of file PhotonTracer.h.

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Constructor & Destructor Documentation

rcrt::PhotonTracer::PhotonTracer	(	Scene *	s,
		PhotonMap *	photonMap,
		const int &	noPhotG,
		const int &	noPhotC
	)

Definition at line 10 of file PhotonTracer.cpp.

rcrt::PhotonTracer::~PhotonTracer

(

)

[virtual]

Definition at line 16 of file PhotonTracer.cpp.

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Member Function Documentation

RGBColor rcrt::PhotonTracer::directLight	(	Intersection &	is,
		const Vec3D &	rayDir
	)			const [private]

Definition at line 20 of file PhotonTracer.cpp.

References rcrt::Scene::castShadows(), rcrt::LightSample::dirToLight(), rcrt::LightSample::dist(), rcrt::Scene::getLights(), rcrt::Object::getMaterial(), rcrt::Light::getMinSamples(), rcrt::Primitive::getParent(), rcrt::Intersection::getPosition(), rcrt::Intersection::getPrimitive(), rcrt::Light::getSampler(), rcrt::Intersection::getSNormalW(), rcrt::Light::hasSampler(), rcrt::Light::illuminate(), rcrt::Scene::isOccluded(), rcrt::LightSample::power(), rcrt::Material::sample(), rcrt::LightSampler::sample(), rcrt::TracingStrategy::scene, and rcrt::LightSample::weight().

Referenced by trace().

RGBColor rcrt::PhotonTracer::trace

(

Ray &

r

)

const [virtual]

Trace the given ray and return the (approximated) radiance that is coming in at the ray origin, from -ray_direction.

Parameters:

r

the ray

Returns:

the radiance

Implements rcrt::TracingStrategy.

Definition at line 61 of file PhotonTracer.cpp.

References rcrt::RGBColor::avg(), rcrt::Intersection::backSide(), rcrt::RGBColor::BLACK, rcrt::RGBColor::clamped(), rcrt::Ray::dir(), directLight(), rcrt::frTDielectric(), rcrt::Material::getAbsorbance(), rcrt::Ray::getDepth(), rcrt::Intersection::getDistance(), rcrt::Material::getEmitted(), rcrt::Ray::getLastIOR(), rcrt::Object::getMaterial(), rcrt::Primitive::getParent(), rcrt::Intersection::getPosition(), rcrt::Intersection::getPrimitive(), rcrt::PhotonMap::getRadiance(), rcrt::Material::getRealIORPart(), rcrt::Material::getShadingNormal(), rcrt::Ray::getWeight(), rcrt::Material::hasSpecular(), rcrt::Scene::intersect(), rcrt::Intersection::isValid(), noCPhotons, noGPhotons, rcrt::Vec3D::normalize(), photonMap, rcrt::Vec3D::reflect(), rcrt::Material::refracts(), rcrt::Material::sample(), rcrt::Material::sampleSpecular(), rcrt::TracingStrategy::scene, and rcrt::Ray::setCurrDist().

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Member Data Documentation

PhotonMap* rcrt::PhotonTracer::photonMap [private]

Definition at line 18 of file PhotonTracer.h.

Referenced by trace().

int rcrt::PhotonTracer::noGPhotons [private]

Definition at line 19 of file PhotonTracer.h.

Referenced by trace().

int rcrt::PhotonTracer::noCPhotons [private]

Definition at line 20 of file PhotonTracer.h.

Referenced by trace().

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

• src/rcrt/tracing/PhotonTracer.h
• src/rcrt/tracing/PhotonTracer.cpp

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