# OgreRotationalSpline.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) 2000-2006 Torus Knot Software Ltd
    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 You may alternatively use this source under the terms of a specific version of
    00025 the OGRE Unrestricted License provided you have obtained such a license from
    00026 Torus Knot Software Ltd.
    00027 -----------------------------------------------------------------------------
    00028 */
    00029 #ifndef __RotationalSpline_H__
    00030 #define __RotationalSpline_H__
    00031
    00032 #include "OgrePrerequisites.h"
    00033 #include "OgreQuaternion.h"
    00034
    00035 namespace Ogre {
    00036
    00052     class _OgreExport RotationalSpline
    00053     {
    00054     public:
    00055         RotationalSpline();
    00056         ~RotationalSpline();
    00057
    00059         void addPoint(const Quaternion& p);
    00060
    00062         const Quaternion& getPoint(unsigned short index) const;
    00063
    00065         unsigned short getNumPoints(void) const;
    00066
    00068         void clear(void);
    00069
    00074         void updatePoint(unsigned short index, const Quaternion& value);
    00075
    00083         Quaternion interpolate(Real t, bool useShortestPath=true);
    00084
    00090         Quaternion interpolate(unsigned int fromIndex, Real t, bool useShortestPath=true);
    00091
    00104         void setAutoCalculate(bool autoCalc);
    00105
    00111         void recalcTangents(void);
    00112
    00113     protected:
    00114
    00115         bool mAutoCalc;
    00116
    00117
    00118
    00119         std::vector<Quaternion> mPoints;
    00120         std::vector<Quaternion> mTangents;
    00121
    00122     };
    00123
    00124
    00125 }
    00126
    00127
    00128 #endif
    00129

Copyright © 2000-2005 by The OGRE Team
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Mon Aug 20 13:50:47 2007