btSoftBody.cpp File Reference

#include "btSoftBodyInternals.h"
#include "BulletSoftBody/btSoftBodySolvers.h"
#include "btSoftBodyData.h"
#include "LinearMath/btSerializer.h"
#include "LinearMath/btImplicitQRSVD.h"
#include "LinearMath/btAlignedAllocator.h"
#include "BulletDynamics/Featherstone/btMultiBodyLinkCollider.h"
#include "BulletDynamics/Featherstone/btMultiBodyConstraint.h"
#include "BulletCollision/NarrowPhaseCollision/btGjkEpa2.h"
#include "BulletCollision/CollisionShapes/btTriangleShape.h"
#include <iostream>

Go to the source code of this file.

Classes
struct	NodeLinks

Macros
#define	IDX(_x_, _y_)   ((_y_)*n + (_x_))
#define	NEXTRAND   (seed = (1664525L * seed + 1013904223L) & 0xffffffff)
#define	PTR2IDX(_p_, _b_)   reinterpret_cast<btSoftBody::Node*>((_p_) - (_b_))
#define	IDX2PTR(_p_, _b_)   map ? (&(_b_)[map[(((char*)_p_) - (char*)0)]]) : (&(_b_)[(((char*)_p_) - (char*)0)])

Functions
static btDbvtNode *	buildTreeBottomUp (btAlignedObjectArray< btDbvtNode * > &leafNodes, btAlignedObjectArray< btAlignedObjectArray< int > > &adj)
	btSoftBody implementation by Nathanael Presson
static btDbvntNode *	copyToDbvnt (const btDbvtNode *n)
static void	calculateNormalCone (btDbvntNode *root)
static void	getBarycentric (const btVector3 &p, btVector3 &a, btVector3 &b, btVector3 &c, btVector3 &bary)
static btScalar	Dot4 (const btVector4 &a, const btVector4 &b)

Macro Definition Documentation

IDX

#define IDX	(		_x_,
			_y_ )   ((_y_)*n + (_x_))

Referenced by btSoftBodyHelpers::CreateFromTriMesh(), btSoftBodyHelpers::CreatePatch(), btSoftBodyHelpers::CreatePatchUV(), and btSoftBody::generateBendingConstraints().

IDX2PTR

#define IDX2PTR	(		_p_,
			_b_ )   map ? (&(_b_)[map[(((char*)_p_) - (char*)0)]]) : (&(_b_)[(((char*)_p_) - (char*)0)])

Referenced by btSoftBody::indicesToPointers().

NEXTRAND

#define NEXTRAND   (seed = (1664525L * seed + 1013904223L) & 0xffffffff)

PTR2IDX

#define PTR2IDX	(		_p_,
			_b_ )   reinterpret_cast<btSoftBody::Node*>((_p_) - (_b_))

Referenced by btSoftBody::pointersToIndices().

Function Documentation

buildTreeBottomUp()

static btDbvtNode * buildTreeBottomUp ( btAlignedObjectArray< btDbvtNode * > & leafNodes, btAlignedObjectArray< btAlignedObjectArray< int > > & adj )

inlinestatic

btSoftBody implementation by Nathanael Presson

Definition at line 29 of file btSoftBody.cpp.

References btAlignedAlloc, btDbvtNode::childs, btAlignedObjectArray< T >::clear(), N, node, NULL, btDbvtNode::parent, btAlignedObjectArray< T >::push_back(), btAlignedObjectArray< T >::resize(), and btAlignedObjectArray< T >::size().

Referenced by btSoftBody::initializeFaceTree(), and btSoftBody::rebuildNodeTree().

calculateNormalCone()

static void calculateNormalCone ( btDbvntNode * root )

inlinestatic

Definition at line 2592 of file btSoftBody.cpp.

References btDbvntNode::angle, btAngle(), btMax(), calculateNormalCone(), btDbvntNode::childs, btDbvntNode::data, btDbvntNode::isleaf(), btDbvntNode::normal, and safeNormalize().

Referenced by calculateNormalCone(), btSoftBody::defaultCollisionHandler(), and btSoftBody::geometricCollisionHandler().

copyToDbvnt()

static btDbvntNode * copyToDbvnt ( const btDbvtNode * n )

inlinestatic

Definition at line 2577 of file btSoftBody.cpp.

References btDbvntNode::childs, btDbvtNode::childs, copyToDbvnt(), and btDbvtNode::isinternal().

Referenced by copyToDbvnt(), and btSoftBody::initializeFaceTree().

Dot4()

static btScalar Dot4 ( const btVector4 & a, const btVector4 & b )

static

Definition at line 3495 of file btSoftBody.cpp.

References b.

Referenced by btSoftBody::updateDeformation().

getBarycentric()

static void getBarycentric ( const btVector3 & p, btVector3 & a, btVector3 & b, btVector3 & c, btVector3 & bary )

static

Definition at line 2791 of file btSoftBody.cpp.

References b, and v2.

Referenced by btSoftBody::checkDeformableFaceContact().