Bullet Collision Detection & Physics Library
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
btQuantizedBvhTree Class Reference

Basic Box tree structure. More...

#include <btGImpactQuantizedBvh.h>

Collaboration diagram for btQuantizedBvhTree:
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Public Member Functions

 btQuantizedBvhTree ()
 
void build_tree (GIM_BVH_DATA_ARRAY &primitive_boxes)
 prototype functions for box tree management More...
 
void quantizePoint (unsigned short *quantizedpoint, const btVector3 &point) const
 
bool testQuantizedBoxOverlapp (int node_index, unsigned short *quantizedMin, unsigned short *quantizedMax) const
 
void clearNodes ()
 
int getNodeCount () const
 node count More...
 
bool isLeafNode (int nodeindex) const
 tells if the node is a leaf More...
 
int getNodeData (int nodeindex) const
 
void getNodeBound (int nodeindex, btAABB &bound) const
 
void setNodeBound (int nodeindex, const btAABB &bound)
 
int getLeftNode (int nodeindex) const
 
int getRightNode (int nodeindex) const
 
int getEscapeNodeIndex (int nodeindex) const
 
const BT_QUANTIZED_BVH_NODEget_node_pointer (int index=0) const
 

Protected Member Functions

void calc_quantization (GIM_BVH_DATA_ARRAY &primitive_boxes, btScalar boundMargin=btScalar(1.0))
 
int _sort_and_calc_splitting_index (GIM_BVH_DATA_ARRAY &primitive_boxes, int startIndex, int endIndex, int splitAxis)
 
int _calc_splitting_axis (GIM_BVH_DATA_ARRAY &primitive_boxes, int startIndex, int endIndex)
 
void _build_sub_tree (GIM_BVH_DATA_ARRAY &primitive_boxes, int startIndex, int endIndex)
 

Protected Attributes

int m_num_nodes
 
GIM_QUANTIZED_BVH_NODE_ARRAY m_node_array
 
btAABB m_global_bound
 
btVector3 m_bvhQuantization
 

Detailed Description

Basic Box tree structure.

Definition at line 39 of file btGImpactQuantizedBvh.h.

Constructor & Destructor Documentation

btQuantizedBvhTree::btQuantizedBvhTree ( )
inline

Definition at line 57 of file btGImpactQuantizedBvh.h.

Member Function Documentation

void btQuantizedBvhTree::_build_sub_tree ( GIM_BVH_DATA_ARRAY primitive_boxes,
int  startIndex,
int  endIndex 
)
protected

Definition at line 181 of file btGImpactQuantizedBvh.cpp.

int btQuantizedBvhTree::_calc_splitting_axis ( GIM_BVH_DATA_ARRAY primitive_boxes,
int  startIndex,
int  endIndex 
)
protected

Definition at line 88 of file btGImpactQuantizedBvh.cpp.

int btQuantizedBvhTree::_sort_and_calc_splitting_index ( GIM_BVH_DATA_ARRAY primitive_boxes,
int  startIndex,
int  endIndex,
int  splitAxis 
)
protected

Definition at line 120 of file btGImpactQuantizedBvh.cpp.

void btQuantizedBvhTree::build_tree ( GIM_BVH_DATA_ARRAY primitive_boxes)

prototype functions for box tree management

stackless build tree

Definition at line 233 of file btGImpactQuantizedBvh.cpp.

void btQuantizedBvhTree::calc_quantization ( GIM_BVH_DATA_ARRAY primitive_boxes,
btScalar  boundMargin = btScalar(1.0) 
)
protected

Definition at line 69 of file btGImpactQuantizedBvh.cpp.

void btQuantizedBvhTree::clearNodes ( )
inline

Definition at line 80 of file btGImpactQuantizedBvh.h.

const BT_QUANTIZED_BVH_NODE* btQuantizedBvhTree::get_node_pointer ( int  index = 0) const
inline

Definition at line 145 of file btGImpactQuantizedBvh.h.

int btQuantizedBvhTree::getEscapeNodeIndex ( int  nodeindex) const
inline

Definition at line 140 of file btGImpactQuantizedBvh.h.

int btQuantizedBvhTree::getLeftNode ( int  nodeindex) const
inline

Definition at line 129 of file btGImpactQuantizedBvh.h.

void btQuantizedBvhTree::getNodeBound ( int  nodeindex,
btAABB bound 
) const
inline

Definition at line 103 of file btGImpactQuantizedBvh.h.

int btQuantizedBvhTree::getNodeCount ( ) const
inline

node count

Definition at line 87 of file btGImpactQuantizedBvh.h.

int btQuantizedBvhTree::getNodeData ( int  nodeindex) const
inline

Definition at line 98 of file btGImpactQuantizedBvh.h.

int btQuantizedBvhTree::getRightNode ( int  nodeindex) const
inline

Definition at line 134 of file btGImpactQuantizedBvh.h.

bool btQuantizedBvhTree::isLeafNode ( int  nodeindex) const
inline

tells if the node is a leaf

Definition at line 93 of file btGImpactQuantizedBvh.h.

void btQuantizedBvhTree::quantizePoint ( unsigned short *  quantizedpoint,
const btVector3 point 
) const
inline

Definition at line 66 of file btGImpactQuantizedBvh.h.

void btQuantizedBvhTree::setNodeBound ( int  nodeindex,
const btAABB bound 
)
inline

Definition at line 114 of file btGImpactQuantizedBvh.h.

bool btQuantizedBvhTree::testQuantizedBoxOverlapp ( int  node_index,
unsigned short *  quantizedMin,
unsigned short *  quantizedMax 
) const
inline

Definition at line 73 of file btGImpactQuantizedBvh.h.

Member Data Documentation

btVector3 btQuantizedBvhTree::m_bvhQuantization
protected

Definition at line 45 of file btGImpactQuantizedBvh.h.

btAABB btQuantizedBvhTree::m_global_bound
protected

Definition at line 44 of file btGImpactQuantizedBvh.h.

GIM_QUANTIZED_BVH_NODE_ARRAY btQuantizedBvhTree::m_node_array
protected

Definition at line 43 of file btGImpactQuantizedBvh.h.

int btQuantizedBvhTree::m_num_nodes
protected

Definition at line 42 of file btGImpactQuantizedBvh.h.


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