[1092] | 1 | /*
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| 2 | -----------------------------------------------------------------------------
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| 3 | This source file is part of OGRE
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| 4 | (Object-oriented Graphics Rendering Engine)
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| 5 | For the latest info, see http://www.ogre3d.org/
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| 6 |
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| 7 | Copyright (c) 2000-2005 The OGRE Team
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| 8 | Also see acknowledgements in Readme.html
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| 9 |
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| 10 | This program is free software; you can redistribute it and/or modify it under
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| 11 | the terms of the GNU Lesser General Public License as published by the Free Software
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| 12 | Foundation; either version 2 of the License, or (at your option) any later
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| 13 | version.
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| 14 |
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| 15 | This program is distributed in the hope that it will be useful, but WITHOUT
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| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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| 17 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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| 18 |
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| 19 | You should have received a copy of the GNU Lesser General Public License along with
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| 20 | this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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| 21 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to
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| 22 | http://www.gnu.org/copyleft/lesser.txt.
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| 23 | -----------------------------------------------------------------------------
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| 24 | */
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| 25 | #ifndef _WireBoundingBox_H__
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| 26 | #define _WireBoundingBox_H__
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| 27 |
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| 28 | #include "OgrePrerequisites.h"
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| 29 |
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| 30 | #include "OgreSimpleRenderable.h"
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| 31 |
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| 32 | namespace Ogre {
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| 33 |
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| 34 | /** Allows the rendering of a wireframe bounding box.
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| 35 | @remarks
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| 36 | This class builds a wireframe renderable from a given aabb. A pointer to this class can be
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| 37 | added to a render queue to display the bounding box of an object.
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| 38 | */
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| 39 | class _OgreExport WireBoundingBox : public SimpleRenderable
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| 40 | {
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| 41 | protected:
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| 42 | /** Override this method to prevent parent transforms (rotation,translation,scale)
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| 43 | */
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| 44 | void getWorldTransforms( Matrix4* xform ) const;
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| 45 | /** @copydoc Renderable::getWorldOrientation */
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| 46 | const Quaternion& getWorldOrientation(void) const;
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| 47 | /** @copydoc Renderable::getWorldPosition */
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| 48 | const Vector3& getWorldPosition(void) const;
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| 49 |
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| 50 | /** Builds the wireframe line list.
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| 51 | */
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| 52 | void setupBoundingBoxVertices(const AxisAlignedBox& aab);
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| 53 |
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| 54 | Real mRadius;
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| 55 |
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| 56 | public:
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| 57 |
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| 58 | WireBoundingBox();
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| 59 | ~WireBoundingBox();
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| 60 |
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| 61 | /** Builds the wireframe line list.
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| 62 | @param
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| 63 | aabb bounding box to build a wireframe from.
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| 64 | */
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| 65 | void setupBoundingBox(const AxisAlignedBox& aabb);
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| 66 |
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| 67 | Real getSquaredViewDepth(const Camera* cam) const;
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| 68 |
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| 69 | Real getBoundingRadius(void) const { return mRadius; }
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| 70 |
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| 71 | };
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| 72 |
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| 73 | }// namespace
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| 74 |
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| 75 | #endif
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| 76 |
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| 77 |
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