Bullet Collision Detection & Physics Library: btTriangleBuffer.h Source File

Bullet Collision Detection & Physics Library

btTriangleBuffer.h
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1/*
2Bullet Continuous Collision Detection and Physics Library
3Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.org
4
5This software is provided 'as-is', without any express or implied warranty.
6In no event will the authors be held liable for any damages arising from the use of this software.
7Permission is granted to anyone to use this software for any purpose,
8including commercial applications, and to alter it and redistribute it freely,
9subject to the following restrictions:
10
111. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
122. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
133. This notice may not be removed or altered from any source distribution.
14*/
15
16#ifndef BT_TRIANGLE_BUFFER_H
17#define BT_TRIANGLE_BUFFER_H
18
19#include "btTriangleCallback.h"
20#include "LinearMath/btAlignedObjectArray.h"
21
22 struct btTriangle
23{
24 btVector3 m_vertex0;
25 btVector3 m_vertex1;
26 btVector3 m_vertex2;
27 int m_partId;
28 int m_triangleIndex;
29};
30
40 class btTriangleBuffer : public btTriangleCallback
41{
42 btAlignedObjectArray<btTriangle> m_triangleBuffer;
43
44public:
45 virtual void processTriangle(btVector3* triangle, int partId, int triangleIndex);
46
47 int getNumTriangles() const
48 {
49 return int(m_triangleBuffer.size());
50 }
51
52 const btTriangle& getTriangle(int index) const
53 {
54 return m_triangleBuffer[index];
55 }
56
57 void clearBuffer()
58 {
59 m_triangleBuffer.clear();
60 }
61};
62
63#endif //BT_TRIANGLE_BUFFER_H
btAlignedObjectArray.h
btTriangleCallback.h
btAlignedObjectArray< btTriangle >
btAlignedObjectArray::size
int size() const
return the number of elements in the array
Definition: btAlignedObjectArray.h:142
btAlignedObjectArray::clear
void clear()
clear the array, deallocated memory. Generally it is better to use array.resize(0),...
Definition: btAlignedObjectArray.h:176
btTriangleBuffer
The btTriangleBuffer callback can be useful to collect and store overlapping triangles between AABB a...
Definition: btTriangleBuffer.h:41
btTriangleBuffer::getNumTriangles
int getNumTriangles() const
Definition: btTriangleBuffer.h:47
btTriangleBuffer::getTriangle
const btTriangle & getTriangle(int index) const
Definition: btTriangleBuffer.h:52
btTriangleBuffer::processTriangle
virtual void processTriangle(btVector3 *triangle, int partId, int triangleIndex)
Definition: btTriangleBuffer.cpp:18
btTriangleBuffer::clearBuffer
void clearBuffer()
Definition: btTriangleBuffer.h:57
btTriangleBuffer::m_triangleBuffer
btAlignedObjectArray< btTriangle > m_triangleBuffer
Definition: btTriangleBuffer.h:42
btTriangleCallback
The btTriangleCallback provides a callback for each overlapping triangle when calling processAllTrian...
Definition: btTriangleCallback.h:24
btVector3
btVector3 can be used to represent 3D points and vectors.
Definition: btVector3.h:82
btTriangle
Definition: btTriangleBuffer.h:23
btTriangle::m_vertex0
btVector3 m_vertex0
Definition: btTriangleBuffer.h:24
btTriangle::m_vertex2
btVector3 m_vertex2
Definition: btTriangleBuffer.h:26
btTriangle::m_vertex1
btVector3 m_vertex1
Definition: btTriangleBuffer.h:25
btTriangle::m_triangleIndex
int m_triangleIndex
Definition: btTriangleBuffer.h:28
btTriangle::m_partId
int m_partId
Definition: btTriangleBuffer.h:27