Disk Class Reference

Inheritance diagram for Disk:

List of all members.

Public Member Functions
	Disk (const Transform &o2w, bool ro, float height, float radius, float innerRadius, float phiMax)
BBox	ObjectBound () const
bool	Intersect (const Ray &ray, float *tHit, DifferentialGeometry *dg) const
bool	IntersectP (const Ray &ray) const
float	Area () const
Point	Sample (float u1, float u2, Normal *Ns) const
Private Attributes
float	height
float	radius
float	innerRadius
float	phiMax

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Detailed Description

Definition at line 27 of file disk.cpp.

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Constructor & Destructor Documentation

Disk::Disk	(	const Transform &	o2w,
		bool	ro,
		float	height,
		float	radius,
		float	innerRadius,
		float	phiMax
	)

Definition at line 52 of file disk.cpp.

References Clamp(), height, innerRadius, phiMax, Radians(), and radius.

Referenced by CreateShape().

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Member Function Documentation

BBox Disk::ObjectBound

(

)

const [virtual]

Implements Shape.

Definition at line 60 of file disk.cpp.

References height, and radius.

bool Disk::Intersect	(	const Ray &	ray,
		float *	tHit,
		DifferentialGeometry *	dg
	)			const [virtual]

Reimplemented from Shape.

Definition at line 64 of file disk.cpp.

References Ray::d, height, if(), innerRadius, INV_TWOPI, M_PI, Ray::maxt, Ray::o, Shape::ObjectToWorld, phiMax, radius, Shape::WorldToObject, Point::x, Point::y, Point::z, and Vector::z.

bool Disk::IntersectP

(

const Ray &

ray

)

const [virtual]

Reimplemented from Shape.

Definition at line 105 of file disk.cpp.

References Ray::d, height, if(), innerRadius, M_PI, Ray::maxt, Ray::o, phiMax, radius, Shape::WorldToObject, Point::x, Point::y, Point::z, and Vector::z.

float Disk::Area

(

)

const [virtual]

Reimplemented from Shape.

Definition at line 127 of file disk.cpp.

References innerRadius, phiMax, and radius.

Point Disk::Sample	(	float	u1,
		float	u2,
		Normal *	Ns
	)			const [inline, virtual]

Reimplemented from Shape.

Definition at line 37 of file disk.cpp.

References ConcentricSampleDisk(), Normalize(), Shape::ObjectToWorld, Shape::reverseOrientation, Point::x, Point::y, and Point::z.

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Member Data Documentation

float Disk::height [private]

Definition at line 49 of file disk.cpp.

Referenced by CreateShape(), Disk(), Intersect(), IntersectP(), and ObjectBound().

float Disk::radius [private]

Definition at line 49 of file disk.cpp.

Referenced by Area(), CreateShape(), Disk(), Intersect(), IntersectP(), and ObjectBound().

float Disk::innerRadius [private]

Definition at line 49 of file disk.cpp.

Referenced by Area(), Disk(), Intersect(), and IntersectP().

float Disk::phiMax [private]

Definition at line 49 of file disk.cpp.

Referenced by Area(), Disk(), Intersect(), and IntersectP().

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

• disk.cpp