The HullLibrary class can create a convex hull from a collection of vertices, using the ComputeHull method. More...

#include <btConvexHull.h>

Collaboration diagram for HullLibrary:

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Public Member Functions
HullError	CreateConvexHull (const HullDesc &desc, HullResult &result)

HullError	ReleaseResult (HullResult &result)

Public Attributes
btAlignedObjectArray< int >	m_vertexIndexMapping

Private Member Functions
bool	ComputeHull (unsigned int vcount, const btVector3 *vertices, PHullResult &result, unsigned int vlimit)

class btHullTriangle *	allocateTriangle (int a, int b, int c)

void	deAllocateTriangle (btHullTriangle *)

void	b2bfix (btHullTriangle s, btHullTriangle t)

void	removeb2b (btHullTriangle s, btHullTriangle t)

void	checkit (btHullTriangle *t)

btHullTriangle *	extrudable (btScalar epsilon)

int	calchull (btVector3 *verts, int verts_count, TUIntArray &tris_out, int &tris_count, int vlimit)

int	calchullgen (btVector3 *verts, int verts_count, int vlimit)

int4	FindSimplex (btVector3 *verts, int verts_count, btAlignedObjectArray< int > &allow)

class ConvexH *	ConvexHCrop (ConvexH &convex, const btPlane &slice)

void	extrude (class btHullTriangle *t0, int v)

ConvexH *	test_cube ()

void	BringOutYourDead (const btVector3 verts, unsigned int vcount, btVector3 overts, unsigned int &ocount, unsigned int *indices, unsigned indexcount)

bool	CleanupVertices (unsigned int svcount, const btVector3 svertices, unsigned int stride, unsigned int &vcount, btVector3 vertices, btScalar normalepsilon, btVector3 &scale)

Private Attributes
btAlignedObjectArray< class btHullTriangle * >	m_tris

Detailed Description

The HullLibrary class can create a convex hull from a collection of vertices, using the ComputeHull method.

The btShapeHull class uses this HullLibrary to create a approximate convex mesh given a general (non-polyhedral) convex shape.

Definition at line 182 of file btConvexHull.h.

Member Function Documentation

◆ allocateTriangle()

btHullTriangle * HullLibrary::allocateTriangle	(	int	a,
		int	b,
		int	c
	)

private

Definition at line 403 of file btConvexHull.cpp.

◆ b2bfix()

void HullLibrary::b2bfix	(	btHullTriangle *	s,
		btHullTriangle *	t
	)

private

Definition at line 355 of file btConvexHull.cpp.

◆ BringOutYourDead()

void HullLibrary::BringOutYourDead	(	const btVector3 *	verts,
		unsigned int	vcount,
		btVector3 *	overts,
		unsigned int &	ocount,
		unsigned int *	indices,
		unsigned	indexcount
	)

private

Definition at line 1072 of file btConvexHull.cpp.

◆ calchull()

int HullLibrary::calchull	(	btVector3 *	verts,
		int	verts_count,
		TUIntArray &	tris_out,
		int &	tris_count,
		int	vlimit
	)

private

Definition at line 605 of file btConvexHull.cpp.

◆ calchullgen()

int HullLibrary::calchullgen	(	btVector3 *	verts,
		int	verts_count,
		int	vlimit
	)

private

Definition at line 498 of file btConvexHull.cpp.

◆ checkit()

void HullLibrary::checkit ( btHullTriangle * t )

private

Definition at line 379 of file btConvexHull.cpp.

◆ CleanupVertices()

bool HullLibrary::CleanupVertices	(	unsigned int	svcount,
		const btVector3 *	svertices,
		unsigned int	stride,
		unsigned int &	vcount,
		btVector3 *	vertices,
		btScalar	normalepsilon,
		btVector3 &	scale
	)

private

XXX might be broken

Definition at line 822 of file btConvexHull.cpp.

◆ ComputeHull()

bool HullLibrary::ComputeHull	(	unsigned int	vcount,
		const btVector3 *	vertices,
		PHullResult &	result,
		unsigned int	vlimit
	)

private

Definition at line 633 of file btConvexHull.cpp.

◆ ConvexHCrop()

class ConvexH * HullLibrary::ConvexHCrop	(	ConvexH &	convex,
		const btPlane &	slice
	)

private

◆ CreateConvexHull()

HullError HullLibrary::CreateConvexHull	(	const HullDesc &	desc,
		HullResult &	result
	)

Definition at line 670 of file btConvexHull.cpp.

◆ deAllocateTriangle()

void HullLibrary::deAllocateTriangle ( btHullTriangle * tri )

private

Definition at line 413 of file btConvexHull.cpp.

◆ extrudable()

btHullTriangle * HullLibrary::extrudable ( btScalar epsilon )

private

Definition at line 443 of file btConvexHull.cpp.

◆ extrude()

void HullLibrary::extrude	(	class btHullTriangle *	t0,
		int	v
	)

private

Definition at line 421 of file btConvexHull.cpp.

◆ FindSimplex()

int4 HullLibrary::FindSimplex	(	btVector3 *	verts,
		int	verts_count,
		btAlignedObjectArray< int > &	allow
	)

private

Definition at line 457 of file btConvexHull.cpp.

◆ ReleaseResult()

HullError HullLibrary::ReleaseResult ( HullResult & result )

Definition at line 787 of file btConvexHull.cpp.

◆ removeb2b()

void HullLibrary::removeb2b	(	btHullTriangle *	s,
		btHullTriangle *	t
	)

private

Definition at line 371 of file btConvexHull.cpp.

◆ test_cube()

ConvexH * HullLibrary::test_cube ( )

private

Member Data Documentation

◆ m_tris

btAlignedObjectArray<class btHullTriangle*> HullLibrary::m_tris

private

Definition at line 184 of file btConvexHull.h.

◆ m_vertexIndexMapping

btAlignedObjectArray<int> HullLibrary::m_vertexIndexMapping

Definition at line 187 of file btConvexHull.h.

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

Public Member Functions

Public Attributes

Private Member Functions

Private Attributes

Detailed Description

Member Function Documentation

◆ allocateTriangle()

◆ b2bfix()

◆ BringOutYourDead()

◆ calchull()

◆ calchullgen()

◆ checkit()

◆ CleanupVertices()

◆ ComputeHull()

◆ ConvexHCrop()

◆ CreateConvexHull()

◆ deAllocateTriangle()

◆ extrudable()

◆ extrude()

◆ FindSimplex()

◆ ReleaseResult()

◆ removeb2b()

◆ test_cube()

Member Data Documentation

◆ m_tris

◆ m_vertexIndexMapping