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

Bullet Collision Detection & Physics Library

btEmptyShape.h
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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 #ifndef BT_EMPTY_SHAPE_H
17 #define BT_EMPTY_SHAPE_H
18
19 #include "btConcaveShape.h"
20
21 #include "LinearMath/btVector3.h"
22 #include "LinearMath/btTransform.h"
23 #include "LinearMath/btMatrix3x3.h"
24 #include "btCollisionMargin.h"
25
28 ATTRIBUTE_ALIGNED16(class)
29 btEmptyShape : public btConcaveShape
30 {
31 public:
32 BT_DECLARE_ALIGNED_ALLOCATOR();
33
34 btEmptyShape();
35
36 virtual ~btEmptyShape();
37
39 void getAabb(const btTransform& t, btVector3& aabbMin, btVector3& aabbMax) const;
40
41 virtual void setLocalScaling(const btVector3& scaling)
42 {
43 m_localScaling = scaling;
44 }
45 virtual const btVector3& getLocalScaling() const
46 {
47 return m_localScaling;
48 }
49
50 virtual void calculateLocalInertia(btScalar mass, btVector3 & inertia) const;
51
52 virtual const char* getName() const
53 {
54 return "Empty";
55 }
56
57 virtual void processAllTriangles(btTriangleCallback*, const btVector3&, const btVector3&) const
58 {
59 }
60
61 protected:
62 btVector3 m_localScaling;
63 };
64
65 #endif //BT_EMPTY_SHAPE_H
btScalar
float btScalar
The btScalar type abstracts floating point numbers, to easily switch between double and single floati...
Definition: btScalar.h:314
btConcaveShape
The btConcaveShape class provides an interface for non-moving (static) concave shapes.
Definition: btConcaveShape.h:39
btConcaveShape.h
btCollisionMargin.h
btMatrix3x3.h
btEmptyShape::m_localScaling
btVector3 m_localScaling
Definition: btEmptyShape.h:62
btEmptyShape::getLocalScaling
virtual const btVector3 & getLocalScaling() const
Definition: btEmptyShape.h:45
btVector3.h
btEmptyShape::setLocalScaling
virtual void setLocalScaling(const btVector3 &scaling)
Definition: btEmptyShape.h:41
btTransform.h
btTriangleCallback
The btTriangleCallback provides a callback for each overlapping triangle when calling processAllTrian...
Definition: btTriangleCallback.h:24
btTransform
The btTransform class supports rigid transforms with only translation and rotation and no scaling/she...
Definition: btTransform.h:30
btEmptyShape::getName
virtual const char * getName() const
Definition: btEmptyShape.h:52
btVector3
btVector3 can be used to represent 3D points and vectors.
Definition: btVector3.h:82
btEmptyShape
The btEmptyShape is a collision shape without actual collision detection shape, so most users should ...
Definition: btEmptyShape.h:30
ATTRIBUTE_ALIGNED16
#define ATTRIBUTE_ALIGNED16(a)
Definition: btScalar.h:99
btEmptyShape::BT_DECLARE_ALIGNED_ALLOCATOR
BT_DECLARE_ALIGNED_ALLOCATOR()
btEmptyShape::processAllTriangles
virtual void processAllTriangles(btTriangleCallback *, const btVector3 &, const btVector3 &) const
Definition: btEmptyShape.h:57