Bullet Collision Detection & Physics Library
btEmptyShape.cpp
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1 /*
2 Bullet Continuous Collision Detection and Physics Library
3 Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.org
4 
5 This software is provided 'as-is', without any express or implied warranty.
6 In no event will the authors be held liable for any damages arising from the use of this software.
7 Permission is granted to anyone to use this software for any purpose,
8 including commercial applications, and to alter it and redistribute it freely,
9 subject to the following restrictions:
10 
11 1. 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.
12 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
13 3. This notice may not be removed or altered from any source distribution.
14 */
15 
16 #include "btEmptyShape.h"
17 
18 
19 #include "btCollisionShape.h"
20 
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30 }
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34 void btEmptyShape::getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const
35 {
36  btVector3 margin(getMargin(),getMargin(),getMargin());
37 
38  aabbMin = t.getOrigin() - margin;
39 
40  aabbMax = t.getOrigin() + margin;
41 
42 }
43 
45 {
46  btAssert(0);
47 }
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50 
virtual void calculateLocalInertia(btScalar mass, btVector3 &inertia) const
#define btAssert(x)
Definition: btScalar.h:131
void getAabb(const btTransform &t, btVector3 &aabbMin, btVector3 &aabbMax) const
getAabb's default implementation is brute force, expected derived classes to implement a fast dedicat...
btVector3 & getOrigin()
Return the origin vector translation.
Definition: btTransform.h:117
btVector3 can be used to represent 3D points and vectors.
Definition: btVector3.h:83
The btTransform class supports rigid transforms with only translation and rotation and no scaling/she...
Definition: btTransform.h:34
The btConcaveShape class provides an interface for non-moving (static) concave shapes.
virtual btScalar getMargin() const
float btScalar
The btScalar type abstracts floating point numbers, to easily switch between double and single floati...
Definition: btScalar.h:292
virtual ~btEmptyShape()