The base class for the lights. More...

#include <light.h>

Inheritance diagram for spica::Light:

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

LightType	type () const

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

virtual Spectrum	sampleLi (const Interaction &pObj, const Point2d &rands, Vector3d dir, double pdf, VisibilityTester *vis) const =0
	Sample incident radiance (Li) at the intersecting point. More...

virtual double	pdfLi (const Interaction &pObj, const Vector3d &dir) const =0
	Compute PDF for the incident direction. More...

virtual Spectrum	Le (const Ray &ray) const

virtual Spectrum	sampleLe (const Point2d &rand1, const Point2d &rand2, Ray ray, Normal3d nLight, double pdfPos, double pdfDir) const =0

virtual void	pdfLe (const Ray &ray, const Normal3d &nLight, double pdfPos, double pdfDir) const =0

virtual Spectrum	power () const =0

virtual Light *	clone () const =0

virtual bool	isDelta () const

bool	isArea () const

Detailed Description

The base class for the lights.

Member Function Documentation

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

pure virtual

Compute PDF for the incident direction.

Parameters

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

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

pure virtual

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: