Area light class. More...

#include <area.h>

Inheritance diagram for spica::AreaLight:

Public Member Functions
	AreaLight (const std::shared_ptr< Shape > &shape, const Transform &lightToWorld, const Spectrum &Lemit, int numSamples=1)

	AreaLight (RenderParams &params)

Spectrum	L (const Interaction &pLight, const Vector3d &dir) const override

Spectrum	sampleLi (const Interaction &isect, const Point2d &rands, Vector3d dir, double pdf, VisibilityTester *vis) const override
	Sample incident radiance (Li) at the intersecting point. More...

double	pdfLi (const Interaction &pObj, const Vector3d &dir) const override
	Compute PDF for the incident direction. More...

Spectrum	sampleLe (const Point2d &rand1, const Point2d &rand2, Ray ray, Normal3d nLight, double pdfPos, double pdfDir) const override

void	pdfLe (const Ray &ray, const Normal3d &nLight, double pdfPos, double pdfDir) const override

Spectrum	power () const override

Light *	clone () const override

double	area () const

Public Member Functions inherited from spica::Light
	Light (LightType type, const Transform &light2World, int numSamples=1)

LightType	type () const

virtual Spectrum	Le (const Ray &ray) const

virtual bool	isDelta () const

bool	isArea () const

Protected Attributes
std::shared_ptr< Shape >	shape_

const Spectrum	Lemit_

Protected Attributes inherited from spica::Light
const LightType	type_

const int	numSamples_

const Transform	lightToWorld_

const Transform	worldToLight_

Detailed Description

Area light class.

Member Function Documentation

double spica::AreaLight::pdfLi	(	const Interaction &	pObj,
		const Vector3d &	dir
	)		const

overridevirtual

Compute PDF for the incident direction.

Parameters

[in]	isect	The intersecting point.
[in]	inDir	Incident direction.

Spectrum spica::AreaLight::sampleLi	(	const Interaction &	pObj,
		const Point2d &	rands,
		Vector3d *	dir,
		double *	pdf,
		VisibilityTester *	vis
	)		const

overridevirtual

Sample incident radiance (Li) at the intersecting point.

Parameters

[in]	pObj	The intersecting point.
[in]	rands	A pair of real random numbers.

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