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source: downloads/OgreMain/include/OgreWireBoundingBox.h @ 1

Last change on this file since 1 was 1, checked in by landauf, 17 years ago
File size: 2.7 KB
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1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4    (Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2006 Torus Knot Software Ltd
8Also see acknowledgements in Readme.html
9
10This program is free software; you can redistribute it and/or modify it under
11the terms of the GNU Lesser General Public License as published by the Free Software
12Foundation; either version 2 of the License, or (at your option) any later
13version.
14
15This program is distributed in the hope that it will be useful, but WITHOUT
16ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19You should have received a copy of the GNU Lesser General Public License along with
20this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22http://www.gnu.org/copyleft/lesser.txt.
23
24You may alternatively use this source under the terms of a specific version of
25the OGRE Unrestricted License provided you have obtained such a license from
26Torus Knot Software Ltd.
27-----------------------------------------------------------------------------
28*/
29#ifndef _WireBoundingBox_H__
30#define _WireBoundingBox_H__
31
32#include "OgrePrerequisites.h"
33
34#include "OgreSimpleRenderable.h"
35
36namespace Ogre {
37
38    /** Allows the rendering of a wireframe bounding box.
39        @remarks
40            This class builds a wireframe renderable from a given aabb. A pointer to this class can be
41                        added to a render queue to display the bounding box of an object.
42    */
43        class _OgreExport WireBoundingBox : public SimpleRenderable
44        {
45    protected:
46        /** Override this method to prevent parent transforms (rotation,translation,scale)
47        */
48                void getWorldTransforms( Matrix4* xform ) const;
49        /** @copydoc Renderable::getWorldOrientation */
50        const Quaternion& getWorldOrientation(void) const;
51        /** @copydoc Renderable::getWorldPosition */
52        const Vector3& getWorldPosition(void) const;
53               
54        /** Builds the wireframe line list.
55        */
56                void setupBoundingBoxVertices(const AxisAlignedBox& aab);
57
58        Real mRadius;
59
60        public:
61                       
62                WireBoundingBox();
63                ~WireBoundingBox();
64
65        /** Builds the wireframe line list.
66            @param
67                aabb bounding box to build a wireframe from.
68        */
69                void setupBoundingBox(const AxisAlignedBox& aabb);
70
71                Real getSquaredViewDepth(const Camera* cam) const;
72
73        Real getBoundingRadius(void) const { return mRadius; }
74
75        };
76
77}// namespace
78
79#endif
80
81
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