BVH_Tools< T, N > Class Template Reference

Defines a set of static methods operating with points and bounding boxes. More...

#include <BVH_Tools.hxx>

Public Types
public types
typedef BVH::VectorType< T, N >::Type	BVH_VecNt

Static Public Member Functions
Box-Box Square distance
static T	BoxBoxSquareDistance (const BVH_Box< T, N > &theBox1, const BVH_Box< T, N > &theBox2)
	Computes Square distance between Axis aligned bounding boxes. More...
static T	BoxBoxSquareDistance (const BVH_VecNt &theCMin1, const BVH_VecNt &theCMax1, const BVH_VecNt &theCMin2, const BVH_VecNt &theCMax2)
	Computes Square distance between Axis aligned bounding boxes. More...
Point-Box Square distance
static T	PointBoxSquareDistance (const BVH_VecNt &thePoint, const BVH_Box< T, N > &theBox)
	Computes square distance between point and bounding box. More...
static T	PointBoxSquareDistance (const BVH_VecNt &thePoint, const BVH_VecNt &theCMin, const BVH_VecNt &theCMax)
	Computes square distance between point and bounding box. More...
Point-Box projection
static BVH_VecNt	PointBoxProjection (const BVH_VecNt &thePoint, const BVH_Box< T, N > &theBox)
	Computes projection of point on bounding box. More...
static BVH_VecNt	PointBoxProjection (const BVH_VecNt &thePoint, const BVH_VecNt &theCMin, const BVH_VecNt &theCMax)
	Computes projection of point on bounding box. More...
Point-Triangle Square distance
static T	PointTriangleSquareDistance (const BVH_VecNt &thePoint, const BVH_VecNt &theNode0, const BVH_VecNt &theNode1, const BVH_VecNt &theNode2)
	Computes square distance between point and triangle. More...
Ray-Box Intersection
static Standard_Boolean	RayBoxIntersection (const BVH_Ray< T, N > &theRay, const BVH_Box< T, N > &theBox, T &theTimeEnter, T &theTimeLeave)
	Computes hit time of ray-box intersection. More...
static Standard_Boolean	RayBoxIntersection (const BVH_Ray< T, N > &theRay, const BVH_VecNt &theBoxCMin, const BVH_VecNt &theBoxCMax, T &theTimeEnter, T &theTimeLeave)
	Computes hit time of ray-box intersection. More...
static Standard_Boolean	RayBoxIntersection (const BVH_VecNt &theRayOrigin, const BVH_VecNt &theRayDirection, const BVH_Box< T, N > &theBox, T &theTimeEnter, T &theTimeLeave)
	Computes hit time of ray-box intersection. More...
static Standard_Boolean	RayBoxIntersection (const BVH_VecNt &theRayOrigin, const BVH_VecNt &theRayDirection, const BVH_VecNt &theBoxCMin, const BVH_VecNt &theBoxCMax, T &theTimeEnter, T &theTimeLeave)
	Computes hit time of ray-box intersection. More...

Detailed Description

template<class T, int N>
class BVH_Tools< T, N >

Defines a set of static methods operating with points and bounding boxes.

Template Parameters

T	Numeric data type
N	Vector dimension

Member Typedef Documentation

BVH_VecNt

template<class T, int N>

typedef BVH::VectorType<T, N>::Type BVH_Tools< T, N >::BVH_VecNt

Member Function Documentation

BoxBoxSquareDistance() [1/2]

template<class T, int N>

static T BVH_Tools< T, N >::BoxBoxSquareDistance ( const BVH_Box< T, N > &  theBox1, const BVH_Box< T, N > &  theBox2  )

inlinestatic

Computes Square distance between Axis aligned bounding boxes.

BoxBoxSquareDistance() [2/2]

template<class T, int N>

static T BVH_Tools< T, N >::BoxBoxSquareDistance ( const BVH_VecNt &  theCMin1, const BVH_VecNt &  theCMax1, const BVH_VecNt &  theCMin2, const BVH_VecNt &  theCMax2  )

inlinestatic

Computes Square distance between Axis aligned bounding boxes.

PointBoxProjection() [1/2]

template<class T, int N>

static BVH_VecNt BVH_Tools< T, N >::PointBoxProjection ( const BVH_VecNt &  thePoint, const BVH_Box< T, N > &  theBox  )

inlinestatic

Computes projection of point on bounding box.

PointBoxProjection() [2/2]

template<class T, int N>

static BVH_VecNt BVH_Tools< T, N >::PointBoxProjection ( const BVH_VecNt &  thePoint, const BVH_VecNt &  theCMin, const BVH_VecNt &  theCMax  )

inlinestatic

Computes projection of point on bounding box.

PointBoxSquareDistance() [1/2]

template<class T, int N>

static T BVH_Tools< T, N >::PointBoxSquareDistance ( const BVH_VecNt &  thePoint, const BVH_Box< T, N > &  theBox  )

inlinestatic

Computes square distance between point and bounding box.

PointBoxSquareDistance() [2/2]

template<class T, int N>

static T BVH_Tools< T, N >::PointBoxSquareDistance ( const BVH_VecNt &  thePoint, const BVH_VecNt &  theCMin, const BVH_VecNt &  theCMax  )

inlinestatic

Computes square distance between point and bounding box.

PointTriangleSquareDistance()

template<class T, int N>

static T BVH_Tools< T, N >::PointTriangleSquareDistance ( const BVH_VecNt &  thePoint, const BVH_VecNt &  theNode0, const BVH_VecNt &  theNode1, const BVH_VecNt &  theNode2  )

inlinestatic

Computes square distance between point and triangle.

RayBoxIntersection() [1/4]

template<class T, int N>

static Standard_Boolean BVH_Tools< T, N >::RayBoxIntersection ( const BVH_Ray< T, N > &  theRay, const BVH_Box< T, N > &  theBox, T &  theTimeEnter, T &  theTimeLeave  )

inlinestatic

Computes hit time of ray-box intersection.

RayBoxIntersection() [2/4]

template<class T, int N>

static Standard_Boolean BVH_Tools< T, N >::RayBoxIntersection ( const BVH_Ray< T, N > &  theRay, const BVH_VecNt &  theBoxCMin, const BVH_VecNt &  theBoxCMax, T &  theTimeEnter, T &  theTimeLeave  )

inlinestatic

Computes hit time of ray-box intersection.

RayBoxIntersection() [3/4]

template<class T, int N>

static Standard_Boolean BVH_Tools< T, N >::RayBoxIntersection ( const BVH_VecNt &  theRayOrigin, const BVH_VecNt &  theRayDirection, const BVH_Box< T, N > &  theBox, T &  theTimeEnter, T &  theTimeLeave  )

inlinestatic

Computes hit time of ray-box intersection.

RayBoxIntersection() [4/4]

template<class T, int N>

static Standard_Boolean BVH_Tools< T, N >::RayBoxIntersection ( const BVH_VecNt &  theRayOrigin, const BVH_VecNt &  theRayDirection, const BVH_VecNt &  theBoxCMin, const BVH_VecNt &  theBoxCMax, T &  theTimeEnter, T &  theTimeLeave  )

inlinestatic

Computes hit time of ray-box intersection.

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

• BVH_Tools.hxx