lass::spat::DefaultObjectTraits< ObjectType, AabbType, RayType, ObjectIterator > Class Template Reference

default traits for objects to be stored in spatial subdivision trees More...

#include <default_object_traits.h>

Public Types
typedef ObjectType	TObject
	type of nD object
typedef ObjectIterator	TObjectIterator
	iterator to object
typedef const TObject &	TObjectReference
	const reference to object
typedef void	TInfo
	extra info for contain/intersect operations

Static Public Member Functions
static TObjectReference	object (TObjectIterator it)
	return reference to object
static const TAabb	objectAabb (TObjectIterator it)
	return the AABB of an object
static bool	objectContains (TObjectIterator it, const TPoint &point, const TInfo *)
	return true if object contains a point, return false otherwise
static bool	objectIntersect (TObjectIterator it, const TRay &ray, TReference t, TParam tMin, const TInfo *)
	return true if object is intersected by ray
static bool	objectIntersects (TObjectIterator it, const TRay &ray, TParam tMin, TParam tMax, const TInfo *)
	return true if object is intersected by ray
static bool	objectIntersects (TObjectIterator it, const TAabb &aabb, const TInfo *)
	return true if part of the object is inside the bounding box
static const TValue	objectSquaredDistance (TObjectIterator it, const TPoint &point, const TInfo *)
	return squared distance between object and point)
static TValue	objectSurfaceArea (TObjectIterator it)
	return surface area of object
static const TAabb	aabbEmpty ()
	return empty AABB
static bool	aabbContains (const TAabb &aabb, const TPoint &point)
	return true if AABB contains a point, return false otherwise
static bool	aabbIntersect (const TAabb &aabb, const TRay &ray, TReference t, const TParam tMin)
	return true if AABB is intersected by ray
static bool	aabbIntersect (const TAabb &aabb, const TRay &ray, const TVector &invDirection, TReference t, const TParam tMin)
	return true if AABB is intersected by ray, with the reciprocal ray direction already supplied.
static const TAabb	aabbJoin (const TAabb &a, const TAabb &b)
	join two AABBs and return the result
static const TPoint	aabbMin (const TAabb &aabb)
	return the minimum corner of the AABB
static const TPoint	aabbMax (const TAabb &aabb)
	return the maximum corner of the AABB
static TValue	aabbSurfaceArea (const TAabb &aabb)
	return surface area of the AABB
static const TPoint	raySupport (const TRay &ray)
	return the support point of the ray
static const TVector	rayDirection (const TRay &ray)
	return the direction vector of the ray
static const TPoint	rayPoint (const TRay &ray, TParam t)
	return a point along the ray
static const TValue	coord (const TPoint &point, size_t axis)
	return the axis coordinate value of point.
static void	coord (TPoint &point, size_t axis, TParam value)
	set the axis coordinate value of point.
static const TValue	coord (const TVector &vector, size_t axis)
	return the axis component value of vector.
static void	coord (TVector &vector, size_t axis, TParam value)
	set the axis component value of vector.
static const TVector	vectorReciprocal (const TVector &vector)
	return the reciprocal vector of vector

Detailed Description

template<typename ObjectType, typename AabbType = typename ObjectType::TAabb, typename RayType = typename ObjectType::TRay, typename ObjectIterator = const ObjectType*>
class lass::spat::DefaultObjectTraits< ObjectType, AabbType, RayType, ObjectIterator >

default traits for objects to be stored in spatial subdivision trees

Author

Bram de Greve [BdG]

Definition at line 237 of file default_object_traits.h.

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

• default_object_traits.h