VolumeRegion Class Reference

#include <volume.h>

Inheritance diagram for VolumeRegion:

List of all members.

Public Member Functions
virtual	~VolumeRegion ()
virtual BBox	WorldBound () const =0
virtual bool	IntersectP (const Ray &ray, float *t0, float *t1) const =0
virtual Spectrum	sigma_a (const Point &, const Vector &, float time) const =0
virtual Spectrum	sigma_s (const Point &, const Vector &, float time) const =0
virtual Spectrum	Lve (const Point &, const Vector &, float time) const =0
virtual float	p (const Point &, const Vector &, const Vector &, float time) const =0
virtual Spectrum	sigma_t (const Point &p, const Vector &wo, float time) const
virtual Spectrum	tau (const Ray &ray, float step=1.f, float offset=0.5) const =0

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Detailed Description

Definition at line 45 of file volume.h.

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Constructor & Destructor Documentation

VolumeRegion::~VolumeRegion

(

)

[virtual]

Definition at line 157 of file volume.cpp.

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Member Function Documentation

virtual bool VolumeRegion::IntersectP	(	const Ray &	ray,
		float *	t0,
		float *	t1
	)			const [pure virtual]

Implemented in AggregateVolume, ExponentialDensity, HomogeneousVolumeDensity, and VolumeGridDensity.

Referenced by SingleScatteringIntegrator::Li(), EmissionIntegrator::Li(), and DensityRegion::tau().

virtual Spectrum VolumeRegion::Lve	(	const Point &	,
		const Vector &	,
		float	time
	)			const [pure virtual]

Implemented in DensityRegion, AggregateVolume, and HomogeneousVolumeDensity.

Referenced by SingleScatteringIntegrator::Li(), and EmissionIntegrator::Li().

virtual float VolumeRegion::p	(	const Point &	,
		const Vector &	,
		const Vector &	,
		float	time
	)			const [pure virtual]

Implemented in DensityRegion, AggregateVolume, and HomogeneousVolumeDensity.

Referenced by SingleScatteringIntegrator::Li().

virtual Spectrum VolumeRegion::sigma_a	(	const Point &	,
		const Vector &	,
		float	time
	)			const [pure virtual]

Implemented in DensityRegion, AggregateVolume, and HomogeneousVolumeDensity.

Referenced by sigma_t().

virtual Spectrum VolumeRegion::sigma_s	(	const Point &	,
		const Vector &	,
		float	time
	)			const [pure virtual]

Implemented in DensityRegion, AggregateVolume, and HomogeneousVolumeDensity.

Referenced by SingleScatteringIntegrator::Li(), and sigma_t().

Spectrum VolumeRegion::sigma_t	(	const Point &	p,
		const Vector &	wo,
		float	time
	)			const [virtual]

Reimplemented in DensityRegion, AggregateVolume, and HomogeneousVolumeDensity.

Definition at line 161 of file volume.cpp.

References sigma_a(), and sigma_s().

virtual Spectrum VolumeRegion::tau	(	const Ray &	ray,
		float	step = 1.f,
		float	offset = 0.5
	)			const [pure virtual]

Implemented in DensityRegion, AggregateVolume, and HomogeneousVolumeDensity.

Referenced by SingleScatteringIntegrator::Li(), EmissionIntegrator::Li(), SingleScatteringIntegrator::Transmittance(), and EmissionIntegrator::Transmittance().

virtual BBox VolumeRegion::WorldBound

(

)

const [pure virtual]

Implemented in AggregateVolume, ExponentialDensity, HomogeneousVolumeDensity, and VolumeGridDensity.

Referenced by Scene::Scene().

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

• volume.h
• volume.cpp