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source: code/branches/release2012/src/modules/objects/collisionshapes/BoxCollisionShape.h @ 10781

Last change on this file since 10781 was 8706, checked in by dafrick, 13 years ago

Merging presentation branch back into trunk.
There are many new features and also a lot of other changes and bugfixes, if you want to know, digg through the svn log.
Not everything is yet working as it should, but it should be fairly stable. If you habe any bug reports, just send me an email.

  • Property svn:eol-style set to native
File size: 5.3 KB
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1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Reto Grieder
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29/**
30    @file BoxCollisionShape.h
31    @brief Definition of the BoxCollisionShape class.
32    @ingroup Collisionshapes
33*/
34
35#ifndef _BoxCollisionShape_H__
36#define _BoxCollisionShape_H__
37
38#include "objects/ObjectsPrereqs.h"
39
40#include "util/Math.h"
41#include "collisionshapes/CollisionShape.h"
42
43namespace orxonox
44{
45
46    /**
47    @brief
48        Wrapper for the bullet box collision shape class btBoxShape.
49
50    @author
51        Reto Grieder
52
53    @see btBoxShape
54    @ingroup Collisionshapes
55    */
56    class _ObjectsExport BoxCollisionShape : public CollisionShape
57    {
58        public:
59            BoxCollisionShape(BaseObject* creator);
60            virtual ~BoxCollisionShape();
61
62            virtual void XMLPort(Element& xmlelement, XMLPort::Mode mode);
63
64            /**
65            @brief Set the half extents of the BoxCollisionShape.
66                   If the half extent changes, this causes the internal collision shape to be recreated.
67            @param extents A vector with the half extents.
68                   The x-component is half the length, the y-component is half the height and the z-component is half the width.
69            @return Returns true if the half extent has changed, false if not.
70            */
71            inline bool setHalfExtents(const Vector3& extents)
72                { if(this->halfExtents_ == extents) return false; this->halfExtents_ = extents; updateShape(); return true; }
73            /**
74            @brief Get the half extents of the BoxCollisionShape.
75            @return Returns a vector containing the half extents.
76            */
77            inline const Vector3& getHalfExtents() const
78                { return halfExtents_;}
79
80            /**
81            @brief Set the width of the BoxCollisionShape.
82                   If the width changes, this causes the internal collision shape to be recreated.
83            @param value The width to be set.
84            @return Returns true if the width has changed, false if not.
85            */
86            inline bool setWidth(float value)
87                { if(this->halfExtents_.z == value/2.0f) return false; this->halfExtents_.z = value / 2.0f; updateShape(); return true; }
88            /**
89            @brief Get the width of the BoxCollisionShape.
90            @return Returns the width of the BoxCollisionShape.
91            */
92            inline float getWidth() const
93                { return this->halfExtents_.z * 2.0f; }
94
95            /**
96            @brief Set the height of the BoxCollisionShape.
97                   If the height changes, this causes the internal collision shape to be recreated.
98            @param value The height to be set.
99            @return Returns true if the height has changed, false if not.
100            */
101            inline bool setHeight(float value)
102                { if(this->halfExtents_.y == value/2.0f) return false; this->halfExtents_.y = value / 2.0f; updateShape(); return true; }
103            /**
104            @brief Get the height of the BoxCollisionShape.
105            @return Returns the height of the BoxCollisionShape.
106            */
107            inline float getHeight() const
108                { return this->halfExtents_.y * 2.0f; }
109
110            /**
111            @brief Set the length of the BoxCollisionShape.
112                   If the length changes, this causes the internal collision shape to be recreated.
113            @param value The length to be set.
114            @return Returns true if the length has changed, false if not.
115            */
116            inline bool setLength(float value)
117                { if(this->halfExtents_.x == value/2.0f) return false; this->halfExtents_.x = value / 2.0f; updateShape(); return true; }
118            /**
119            @brief Get the length of the BoxCollisionShape.
120            @return Returns the length of the BoxCollisionShape.
121            */
122            inline float getLength() const
123                { return this->halfExtents_.x * 2.0f; }
124
125            virtual void changedScale(); // Is called when the scale of the BoxCollisionShape has changed.
126
127        private:
128            void registerVariables();
129
130            btCollisionShape* createNewShape() const; // Creates a new internal collision shape for the BoxCollisionShape.
131
132            Vector3 halfExtents_; //!< The half extents of the BoxCollisionShape. The x-component is half the length, the y-component is half the height and the z-component is half the width.
133     };
134}
135
136#endif /* _BoxCollisionShape_H__ */
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