Triangle Class Reference

Inheritance diagram for Triangle:

List of all members.

Public Member Functions
	Triangle (const Transform &o2w, bool ro, TriangleMesh *m, int n)
BBox	ObjectBound () const
BBox	WorldBound () const
bool	Intersect (const Ray &ray, float *tHit, DifferentialGeometry *dg) const
bool	IntersectP (const Ray &ray) const
void	GetUVs (float uv[3][2]) const
float	Area () const
virtual void	GetShadingGeometry (const Transform &obj2world, const DifferentialGeometry &dg, DifferentialGeometry *dgShading) const
Point	Sample (float u1, float u2, Normal *Ns) const
Private Attributes
Reference< TriangleMesh >	mesh
int *	v

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Detailed Description

Definition at line 51 of file trianglemesh.cpp.

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Constructor & Destructor Documentation

Triangle::Triangle	(	const Transform &	o2w,
		bool	ro,
		TriangleMesh *	m,
		int	n
	)			[inline]

Definition at line 54 of file trianglemesh.cpp.

References mesh, and v.

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Member Function Documentation

BBox Triangle::ObjectBound

(

)

const [virtual]

Implements Shape.

Definition at line 198 of file trianglemesh.cpp.

References mesh, Union(), v, and Shape::WorldToObject.

BBox Triangle::WorldBound

(

)

const [virtual]

Reimplemented from Shape.

Definition at line 206 of file trianglemesh.cpp.

References mesh, Union(), and v.

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

Reimplemented from Shape.

Definition at line 213 of file trianglemesh.cpp.

References StatsPercentage::Add(), CoordinateSystem(), Cross(), Ray::d, Dot(), GetUVs(), Ray::maxt, mesh, Normalize(), Ray::o, and v.

bool Triangle::IntersectP

(

const Ray &

ray

)

const [virtual]

Reimplemented from Shape.

Definition at line 279 of file trianglemesh.cpp.

References StatsPercentage::Add(), Cross(), Ray::d, Dot(), Ray::maxt, mesh, Ray::o, and v.

void Triangle::GetUVs

(

float

uv[3][2]

)

const

Definition at line 315 of file trianglemesh.cpp.

References mesh, and v.

Referenced by GetShadingGeometry(), and Intersect().

float Triangle::Area

(

)

const [virtual]

Reimplemented from Shape.

Definition at line 329 of file trianglemesh.cpp.

References Cross(), Vector::Length(), mesh, and v.

virtual void Triangle::GetShadingGeometry	(	const Transform &	obj2world,
		const DifferentialGeometry &	dg,
		DifferentialGeometry *	dgShading
	)			const [inline, virtual]

Reimplemented from Shape.

Definition at line 71 of file trianglemesh.cpp.

References Cross(), DifferentialGeometry::dpdu, DifferentialGeometry::dpdx, DifferentialGeometry::dpdy, DifferentialGeometry::dudx, DifferentialGeometry::dudy, DifferentialGeometry::dvdx, DifferentialGeometry::dvdy, GetUVs(), mesh, DifferentialGeometry::nn, Normalize(), Shape::ObjectToWorld, DifferentialGeometry::p, DifferentialGeometry::shape, SolveLinearSystem2x2(), DifferentialGeometry::u, v, and DifferentialGeometry::v.

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

Reimplemented from Shape.

Definition at line 336 of file trianglemesh.cpp.

References Cross(), mesh, Normalize(), Shape::reverseOrientation, UniformSampleTriangle(), and v.

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Member Data Documentation

Reference<TriangleMesh> Triangle::mesh [private]

Definition at line 137 of file trianglemesh.cpp.

Referenced by Area(), GetShadingGeometry(), GetUVs(), Intersect(), IntersectP(), ObjectBound(), Sample(), Triangle(), and WorldBound().

int* Triangle::v [private]

Definition at line 138 of file trianglemesh.cpp.

Referenced by Area(), GetShadingGeometry(), GetUVs(), Intersect(), IntersectP(), ObjectBound(), Sample(), Triangle(), and WorldBound().

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

• trianglemesh.cpp