DiffuseAreaLight Class Reference

#include <diffuse.h>

Inheritance diagram for DiffuseAreaLight:

List of all members.

Public Member Functions
	DiffuseAreaLight (const Transform &light2world, const Spectrum &Le, int ns, const Reference< Shape > &shape)
	~DiffuseAreaLight ()
Spectrum	L (const Point &p, const Normal &n, const Vector &w) const
Spectrum	Power (const Scene *) const
bool	IsDeltaLight () const
float	Pdf (const Point &, const Vector &) const
Spectrum	Sample_L (const Point &P, float pEpsilon, const LightSample &ls, float time, Vector *wo, float *pdf, VisibilityTester *visibility) const
Spectrum	Sample_L (const Scene *scene, const LightSample &ls, float u1, float u2, float time, Ray *ray, Normal *Ns, float *pdf) const
Protected Attributes
Spectrum	Lemit
ShapeSet *	shapeSet
float	area

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Detailed Description

Definition at line 37 of file diffuse.h.

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Constructor & Destructor Documentation

DiffuseAreaLight::DiffuseAreaLight	(	const Transform &	light2world,
		const Spectrum &	Le,
		int	ns,
		const Reference< Shape > &	shape
	)

Definition at line 37 of file diffuse.cpp.

References ShapeSet::Area(), area, Lemit, and shapeSet.

DiffuseAreaLight::~DiffuseAreaLight

(

)

Definition at line 32 of file diffuse.cpp.

References shapeSet.

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Member Function Documentation

bool DiffuseAreaLight::IsDeltaLight

(

)

const [inline, virtual]

Implements Light.

Definition at line 47 of file diffuse.h.

Spectrum DiffuseAreaLight::L	(	const Point &	p,
		const Normal &	n,
		const Vector &	w
	)			const [inline, virtual]

Implements AreaLight.

Definition at line 43 of file diffuse.h.

References Dot(), and Lemit.

Referenced by Sample_L().

float DiffuseAreaLight::Pdf	(	const Point &	p,
		const Vector &	wi
	)			const [virtual]

Implements Light.

Definition at line 76 of file diffuse.cpp.

References ShapeSet::Pdf(), and shapeSet.

Spectrum DiffuseAreaLight::Power

(

const Scene *

)

const [virtual]

Implements Light.

Definition at line 46 of file diffuse.cpp.

References area, Lemit, and M_PI.

Spectrum DiffuseAreaLight::Sample_L	(	const Scene *	scene,
		const LightSample &	ls,
		float	u1,
		float	u2,
		float	time,
		Ray *	ray,
		Normal *	Ns,
		float *	pdf
	)			const [virtual]

Implements Light.

Definition at line 81 of file diffuse.cpp.

References Dot(), INFINITY, INV_TWOPI, L(), ShapeSet::Pdf(), ShapeSet::Sample(), shapeSet, and UniformSampleSphere().

Spectrum DiffuseAreaLight::Sample_L	(	const Point &	P,
		float	pEpsilon,
		const LightSample &	ls,
		float	time,
		Vector *	wo,
		float *	pdf,
		VisibilityTester *	visibility
	)			const [virtual]

Implements Light.

Definition at line 61 of file diffuse.cpp.

References L(), Normalize(), ShapeSet::Pdf(), ShapeSet::Sample(), VisibilityTester::SetSegment(), and shapeSet.

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Member Data Documentation

float DiffuseAreaLight::area [protected]

Definition at line 57 of file diffuse.h.

Referenced by DiffuseAreaLight(), and Power().

Spectrum DiffuseAreaLight::Lemit [protected]

Definition at line 55 of file diffuse.h.

Referenced by DiffuseAreaLight(), L(), and Power().

ShapeSet* DiffuseAreaLight::shapeSet [protected]

Definition at line 56 of file diffuse.h.

Referenced by DiffuseAreaLight(), Pdf(), Sample_L(), and ~DiffuseAreaLight().

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

• diffuse.h
• diffuse.cpp