GonioPhotometricLight Class Reference

Inheritance diagram for GonioPhotometricLight:

List of all members.

Public Member Functions
	GonioPhotometricLight (const Transform &light2world, const Spectrum &, const string &texname)
Spectrum	Sample_L (const Point &p, Vector *wi, VisibilityTester *vis) const
	~GonioPhotometricLight ()
bool	IsDeltaLight () const
Spectrum	Scale (const Vector &w) const
Spectrum	Power (const Scene *) const
Spectrum	Sample_L (const Point &P, float u1, float u2, Vector *wo, float *pdf, VisibilityTester *visibility) const
Spectrum	Sample_L (const Scene *scene, float u1, float u2, float u3, float u4, Ray *ray, float *pdf) const
float	Pdf (const Point &, const Vector &) const
Private Attributes
Point	lightPos
Spectrum	Intensity
MIPMap< Spectrum > *	mipmap

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Detailed Description

Definition at line 31 of file goniometric.cpp.

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Constructor & Destructor Documentation

GonioPhotometricLight::GonioPhotometricLight	(	const Transform &	light2world,
		const Spectrum &	intensity,
		const string &	texname
	)

Definition at line 70 of file goniometric.cpp.

References Intensity, lightPos, Light::LightToWorld, mipmap, and ReadImage().

Referenced by CreateLight().

GonioPhotometricLight::~GonioPhotometricLight

(

)

[inline]

Definition at line 37 of file goniometric.cpp.

References mipmap.

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Member Function Documentation

Spectrum GonioPhotometricLight::Sample_L	(	const Point &	p,
		Vector *	wi,
		VisibilityTester *	vis
	)			const [virtual]

Implements Light.

Definition at line 64 of file goniometric.cpp.

References DistanceSquared(), Intensity, lightPos, Normalize(), Scale(), and VisibilityTester::SetSegment().

bool GonioPhotometricLight::IsDeltaLight

(

)

const [inline, virtual]

Implements Light.

Definition at line 38 of file goniometric.cpp.

Spectrum GonioPhotometricLight::Scale

(

const Vector &

w

)

const [inline]

Definition at line 39 of file goniometric.cpp.

References INV_PI, INV_TWOPI, MIPMap< T >::Lookup(), mipmap, Normalize(), SphericalPhi(), SphericalTheta(), Light::WorldToLight, Vector::y, and Vector::z.

Referenced by Sample_L().

Spectrum GonioPhotometricLight::Power

(

const Scene *

)

const [inline, virtual]

Implements Light.

Definition at line 47 of file goniometric.cpp.

References Intensity, MIPMap< T >::Lookup(), M_PI, and mipmap.

Spectrum GonioPhotometricLight::Sample_L	(	const Point &	P,
		float	u1,
		float	u2,
		Vector *	wo,
		float *	pdf,
		VisibilityTester *	visibility
	)			const [virtual]

Implements Light.

Definition at line 85 of file goniometric.cpp.

References DistanceSquared(), Intensity, lightPos, Normalize(), Scale(), and VisibilityTester::SetSegment().

Spectrum GonioPhotometricLight::Sample_L	(	const Scene *	scene,
		float	u1,
		float	u2,
		float	u3,
		float	u4,
		Ray *	ray,
		float *	pdf
	)			const [virtual]

Implements Light.

Definition at line 93 of file goniometric.cpp.

References Ray::d, Intensity, lightPos, Ray::o, Scale(), UniformSampleSphere(), and UniformSpherePdf().

float GonioPhotometricLight::Pdf	(	const Point &	,
		const Vector &
	)			const [virtual]

Implements Light.

Definition at line 100 of file goniometric.cpp.

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Member Data Documentation

Point GonioPhotometricLight::lightPos [private]

Definition at line 58 of file goniometric.cpp.

Referenced by GonioPhotometricLight(), and Sample_L().

Spectrum GonioPhotometricLight::Intensity [private]

Definition at line 59 of file goniometric.cpp.

Referenced by GonioPhotometricLight(), Power(), and Sample_L().

MIPMap<Spectrum>* GonioPhotometricLight::mipmap [private]

Definition at line 60 of file goniometric.cpp.

Referenced by GonioPhotometricLight(), Power(), Scale(), and ~GonioPhotometricLight().

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

• goniometric.cpp