lux::DistantLight Class Reference

#include <distant.h>

Inheritance diagram for lux::DistantLight:

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Collaboration diagram for lux::DistantLight:

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List of all members.

Public Member Functions
	DistantLight (const Transform &light2world, const boost::shared_ptr< Texture< SWCSpectrum > > L, float gain, const Vector &dir)
virtual	~DistantLight ()
virtual bool	IsDeltaLight () const
virtual bool	IsEnvironmental () const
virtual SWCSpectrum	Power (const TsPack *tspack, const Scene *scene) const
virtual SWCSpectrum	Sample_L (const TsPack *tspack, const Point &P, float u1, float u2, float u3, Vector *wo, float *pdf, VisibilityTester *visibility) const
virtual SWCSpectrum	Sample_L (const TsPack *tspack, const Scene *scene, float u1, float u2, float u3, float u4, Ray *ray, float *pdf) const
virtual float	Pdf (const Point &, const Vector &) const
virtual float	Pdf (const Point &p, const Normal &n, const Point &po, const Normal &ns) const
Static Public Member Functions
static Light *	CreateLight (const Transform &light2world, const ParamSet &paramSet, const TextureParams &tp)
Private Attributes
Vector	lightDir
boost::shared_ptr< Texture < SWCSpectrum > >	Lbase
DifferentialGeometry	dummydg
float	gain

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Detailed Description

Definition at line 34 of file distant.h.

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Constructor & Destructor Documentation

DistantLight::DistantLight	(	const Transform &	light2world,
		const boost::shared_ptr< Texture< SWCSpectrum > >	L,
		float	gain,
		const Vector &	dir
	)

Definition at line 32 of file distant.cpp.

References gain, Lbase, lightDir, lux::Light::LightToWorld, and lux::Normalize().

Referenced by CreateLight().

DistantLight::~DistantLight

(

)

[virtual]

Definition at line 41 of file distant.cpp.

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Member Function Documentation

Light * DistantLight::CreateLight	(	const Transform &	light2world,
		const ParamSet &	paramSet,
		const TextureParams &	tp
	)			[static]

Definition at line 79 of file distant.cpp.

References DistantLight(), lux::ParamSet::FindOneFloat(), lux::ParamSet::FindOnePoint(), blender::g, and lux::TextureParams::GetSWCSpectrumTexture().

virtual bool lux::DistantLight::IsDeltaLight

(

)

const [inline, virtual]

Implements lux::Light.

Definition at line 41 of file distant.h.

virtual bool lux::DistantLight::IsEnvironmental

(

)

const [inline, virtual]

Implements lux::Light.

Definition at line 42 of file distant.h.

float DistantLight::Pdf	(	const Point &	p,
		const Normal &	n,
		const Point &	po,
		const Normal &	ns
	)			const [virtual]

Implements lux::Light.

Definition at line 54 of file distant.cpp.

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

Implements lux::Light.

Definition at line 51 of file distant.cpp.

virtual SWCSpectrum lux::DistantLight::Power	(	const TsPack *	tspack,
		const Scene *	scene
	)			const [inline, virtual]

Implements lux::Light.

Definition at line 43 of file distant.h.

References lux::BBox::BoundingSphere(), dummydg, Lbase, M_PI, and lux::Scene::WorldBound().

SWCSpectrum DistantLight::Sample_L	(	const TsPack *	tspack,
		const Scene *	scene,
		float	u1,
		float	u2,
		float	u3,
		float	u4,
		Ray *	ray,
		float *	pdf
	)			const [virtual]

Implements lux::Light.

Definition at line 59 of file distant.cpp.

References lux::BBox::BoundingSphere(), lux::ConcentricSampleDisk(), lux::CoordinateSystem(), lux::Ray::d, dummydg, gain, Lbase, lightDir, M_PI, lux::Ray::o, and lux::Scene::WorldBound().

SWCSpectrum DistantLight::Sample_L	(	const TsPack *	tspack,
		const Point &	P,
		float	u1,
		float	u2,
		float	u3,
		Vector *	wo,
		float *	pdf,
		VisibilityTester *	visibility
	)			const [virtual]

Implements lux::Light.

Definition at line 44 of file distant.cpp.

References dummydg, gain, Lbase, lightDir, lux::VisibilityTester::SetRay(), and lux::TsPack::time.

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Member Data Documentation

DifferentialGeometry lux::DistantLight::dummydg [private]

Definition at line 64 of file distant.h.

Referenced by Power(), and Sample_L().

float lux::DistantLight::gain [private]

Definition at line 65 of file distant.h.

Referenced by DistantLight(), and Sample_L().

boost::shared_ptr< Texture<SWCSpectrum> > lux::DistantLight::Lbase [private]

Definition at line 63 of file distant.h.

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

Vector lux::DistantLight::lightDir [private]

Definition at line 62 of file distant.h.

Referenced by DistantLight(), and Sample_L().

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

• distant.h
• distant.cpp