Axis aligned box. More...

#include <gim_box_collision.h>

Collaboration diagram for GIM_AABB:

Public Member Functions
	GIM_AABB ()

	GIM_AABB (const btVector3 &V1, const btVector3 &V2, const btVector3 &V3)

	GIM_AABB (const btVector3 &V1, const btVector3 &V2, const btVector3 &V3, GREAL margin)

	GIM_AABB (const GIM_AABB &other)

	GIM_AABB (const GIM_AABB &other, btScalar margin)

void	invalidate ()

void	increment_margin (btScalar margin)

void	copy_with_margin (const GIM_AABB &other, btScalar margin)

template<typename CLASS_POINT >
void	calc_from_triangle (const CLASS_POINT &V1, const CLASS_POINT &V2, const CLASS_POINT &V3)

template<typename CLASS_POINT >
void	calc_from_triangle_margin (const CLASS_POINT &V1, const CLASS_POINT &V2, const CLASS_POINT &V3, btScalar margin)

void	appy_transform (const btTransform &trans)
	Apply a transform to an AABB.

void	merge (const GIM_AABB &box)
	Merges a Box.

template<typename CLASS_POINT >
void	merge_point (const CLASS_POINT &point)
	Merges a point.

void	get_center_extend (btVector3 &center, btVector3 &extend) const
	Gets the extend and center.

void	find_intersection (const GIM_AABB &other, GIM_AABB &intersection) const
	Finds the intersecting box between this box and the other.

bool	has_collision (const GIM_AABB &other) const

bool	collide_ray (const btVector3 &vorigin, const btVector3 &vdir)
	Finds the Ray intersection parameter.

void	projection_interval (const btVector3 &direction, btScalar &vmin, btScalar &vmax) const

ePLANE_INTERSECTION_TYPE	plane_classify (const btVector4 &plane) const

bool	overlapping_trans_conservative (const GIM_AABB &box, btTransform &trans1_to_0)

bool	overlapping_trans_cache (const GIM_AABB &box, const GIM_BOX_BOX_TRANSFORM_CACHE &transcache, bool fulltest)
	transcache is the transformation cache from box to this AABB

bool	collide_plane (const btVector4 &plane)
	Simple test for planes.

bool	collide_triangle_exact (const btVector3 &p1, const btVector3 &p2, const btVector3 &p3, const btVector4 &triangle_plane)
	test for a triangle, with edges

Public Attributes
btVector3	m_min

btVector3	m_max

Detailed Description

Axis aligned box.

Definition at line 201 of file gim_box_collision.h.

Constructor & Destructor Documentation

◆ GIM_AABB() [1/5]

GIM_AABB::GIM_AABB ( )

inline

Definition at line 207 of file gim_box_collision.h.

◆ GIM_AABB() [2/5]

GIM_AABB::GIM_AABB	(	const btVector3 &	V1,
		const btVector3 &	V2,
		const btVector3 &	V3 )

inline

Definition at line 211 of file gim_box_collision.h.

◆ GIM_AABB() [3/5]

GIM_AABB::GIM_AABB	(	const btVector3 &	V1,
		const btVector3 &	V2,
		const btVector3 &	V3,
		GREAL	margin )

inline

Definition at line 224 of file gim_box_collision.h.

◆ GIM_AABB() [4/5]

GIM_AABB::GIM_AABB ( const GIM_AABB & other )

inline

Definition at line 245 of file gim_box_collision.h.

◆ GIM_AABB() [5/5]

GIM_AABB::GIM_AABB	(	const GIM_AABB &	other,
		btScalar	margin )

inline

Definition at line 250 of file gim_box_collision.h.

Member Function Documentation

◆ appy_transform()

void GIM_AABB::appy_transform ( const btTransform & trans )

inline

Apply a transform to an AABB.

Definition at line 330 of file gim_box_collision.h.

◆ calc_from_triangle()

template<typename CLASS_POINT >

void GIM_AABB::calc_from_triangle	(	const CLASS_POINT &	V1,
		const CLASS_POINT &	V2,
		const CLASS_POINT &	V3 )

inline

Definition at line 293 of file gim_box_collision.h.

◆ calc_from_triangle_margin()

template<typename CLASS_POINT >

void GIM_AABB::calc_from_triangle_margin	(	const CLASS_POINT &	V1,
		const CLASS_POINT &	V2,
		const CLASS_POINT &	V3,
		btScalar	margin )

inline

Definition at line 308 of file gim_box_collision.h.

◆ collide_plane()

bool GIM_AABB::collide_plane ( const btVector4 & plane )

inline

Simple test for planes.

Definition at line 522 of file gim_box_collision.h.

◆ collide_ray()

bool GIM_AABB::collide_ray	(	const btVector3 &	vorigin,
		const btVector3 &	vdir )

inline

Finds the Ray intersection parameter.

Parameters

aabb	Aligned box
vorigin	A vec3f with the origin of the ray
vdir	A vec3f with the direction of the ray

Definition at line 409 of file gim_box_collision.h.

◆ collide_triangle_exact()

bool GIM_AABB::collide_triangle_exact	(	const btVector3 &	p1,
		const btVector3 &	p2,
		const btVector3 &	p3,
		const btVector4 &	triangle_plane )

inline

test for a triangle, with edges

Definition at line 530 of file gim_box_collision.h.

◆ copy_with_margin()

void GIM_AABB::copy_with_margin	(	const GIM_AABB &	other,
		btScalar	margin )

inline

Definition at line 281 of file gim_box_collision.h.

◆ find_intersection()

void GIM_AABB::find_intersection	(	const GIM_AABB &	other,
		GIM_AABB &	intersection ) const

inline

Finds the intersecting box between this box and the other.

Definition at line 378 of file gim_box_collision.h.

◆ get_center_extend()

void GIM_AABB::get_center_extend	(	btVector3 &	center,
		btVector3 &	extend ) const

inline

Gets the extend and center.

Definition at line 371 of file gim_box_collision.h.

◆ has_collision()

bool GIM_AABB::has_collision ( const GIM_AABB & other ) const

inline

Definition at line 390 of file gim_box_collision.h.

◆ increment_margin()

void GIM_AABB::increment_margin ( btScalar margin )

inline

Definition at line 271 of file gim_box_collision.h.

◆ invalidate()

void GIM_AABB::invalidate ( )

inline

Definition at line 261 of file gim_box_collision.h.

◆ merge()

void GIM_AABB::merge ( const GIM_AABB & box )

inline

Merges a Box.

Definition at line 346 of file gim_box_collision.h.

◆ merge_point()

template<typename CLASS_POINT >

void GIM_AABB::merge_point ( const CLASS_POINT & point )

inline

Merges a point.

Definition at line 359 of file gim_box_collision.h.

◆ overlapping_trans_cache()

bool GIM_AABB::overlapping_trans_cache	(	const GIM_AABB &	box,
		const GIM_BOX_BOX_TRANSFORM_CACHE &	transcache,
		bool	fulltest )

inline

transcache is the transformation cache from box to this AABB

Definition at line 468 of file gim_box_collision.h.

◆ overlapping_trans_conservative()

bool GIM_AABB::overlapping_trans_conservative	(	const GIM_AABB &	box,
		btTransform &	trans1_to_0 )

inline

Definition at line 460 of file gim_box_collision.h.

◆ plane_classify()

ePLANE_INTERSECTION_TYPE GIM_AABB::plane_classify ( const btVector4 & plane ) const

inline

Definition at line 443 of file gim_box_collision.h.

◆ projection_interval()

void GIM_AABB::projection_interval	(	const btVector3 &	direction,
		btScalar &	vmin,
		btScalar &	vmax ) const

inline

Definition at line 432 of file gim_box_collision.h.

Member Data Documentation

◆ m_max

btVector3 GIM_AABB::m_max

Definition at line 205 of file gim_box_collision.h.

◆ m_min

btVector3 GIM_AABB::m_min

Definition at line 204 of file gim_box_collision.h.

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

gim_box_collision.h

Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

◆ GIM_AABB() [1/5]

◆ GIM_AABB() [2/5]

◆ GIM_AABB() [3/5]

◆ GIM_AABB() [4/5]

◆ GIM_AABB() [5/5]

Member Function Documentation

◆ appy_transform()

◆ calc_from_triangle()

◆ calc_from_triangle_margin()

◆ collide_plane()

◆ collide_ray()

◆ collide_triangle_exact()

◆ copy_with_margin()

◆ find_intersection()

◆ get_center_extend()

◆ has_collision()

◆ increment_margin()

◆ invalidate()

◆ merge()

◆ merge_point()

◆ overlapping_trans_cache()

◆ overlapping_trans_conservative()

◆ plane_classify()

◆ projection_interval()

Member Data Documentation

◆ m_max

◆ m_min