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OgreSimpleSpline.h

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00001 /*
00002 -----------------------------------------------------------------------------
00003 This source file is part of OGRE
00004     (Object-oriented Graphics Rendering Engine)
00005 For the latest info, see http://www.ogre3d.org/
00006 
00007 Copyright (c) 2000-2005 The OGRE Team
00008 Also see acknowledgements in Readme.html
00009 
00010 This program is free software; you can redistribute it and/or modify it under
00011 the terms of the GNU Lesser General Public License as published by the Free Software
00012 Foundation; either version 2 of the License, or (at your option) any later
00013 version.
00014 
00015 This program is distributed in the hope that it will be useful, but WITHOUT
00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
00018 
00019 You should have received a copy of the GNU Lesser General Public License along with
00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
00022 http://www.gnu.org/copyleft/lesser.txt.
00023 -----------------------------------------------------------------------------
00024 */
00025 
00026 #ifndef __SimpleSpline_H__
00027 #define __SimpleSpline_H__
00028 
00029 #include "OgrePrerequisites.h"
00030 #include "OgreVector3.h"
00031 #include "OgreMatrix4.h"
00032 
00033 namespace Ogre {
00034 
00035 
00047     class _OgreExport SimpleSpline
00048     {
00049     public:
00050         SimpleSpline();
00051         ~SimpleSpline();
00052 
00054         void addPoint(const Vector3& p);
00055 
00057         const Vector3& getPoint(unsigned short index) const;
00058 
00060         unsigned short getNumPoints(void) const;
00061 
00063         void clear(void);
00064 
00069         void updatePoint(unsigned short index, const Vector3& value);
00070 
00077         Vector3 interpolate(Real t);
00078 
00083         Vector3 interpolate(unsigned int fromIndex, Real t);
00084 
00085 
00098         void setAutoCalculate(bool autoCalc);
00099 
00105         void recalcTangents(void);
00106 
00107     protected:
00108 
00109         bool mAutoCalc;
00110 
00111         std::vector<Vector3> mPoints;
00112         std::vector<Vector3> mTangents;
00113 
00115         Matrix4 mCoeffs;
00116 
00117 
00118 
00119     };
00120 
00121 
00122 }
00123 
00124 
00125 #endif
00126 

Copyright © 2000-2005 by The OGRE Team
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Last modified Sun Mar 12 14:37:49 2006