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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) 2000-2006 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
    00030 #ifndef __SimpleSpline_H__
    00031 #define __SimpleSpline_H__
    00032
    00033 #include "OgrePrerequisites.h"
    00034 #include "OgreVector3.h"
    00035 #include "OgreMatrix4.h"
    00036
    00037 namespace Ogre {
    00038
    00039
    00051     class _OgreExport SimpleSpline
    00052     {
    00053     public:
    00054         SimpleSpline();
    00055         ~SimpleSpline();
    00056
    00058         void addPoint(const Vector3& p);
    00059
    00061         const Vector3& getPoint(unsigned short index) const;
    00062
    00064         unsigned short getNumPoints(void) const;
    00065
    00067         void clear(void);
    00068
    00073         void updatePoint(unsigned short index, const Vector3& value);
    00074
    00081         Vector3 interpolate(Real t);
    00082
    00087         Vector3 interpolate(unsigned int fromIndex, Real t);
    00088
    00089
    00102         void setAutoCalculate(bool autoCalc);
    00103
    00109         void recalcTangents(void);
    00110
    00111     protected:
    00112
    00113         bool mAutoCalc;
    00114
    00115         std::vector<Vector3> mPoints;
    00116         std::vector<Vector3> mTangents;
    00117
    00119         Matrix4 mCoeffs;
    00120
    00121
    00122
    00123     };
    00124
    00125
    00126 }
    00127
    00128
    00129 #endif
    00130

Copyright © 2000-2005 by The OGRE Team
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sun Sep 30 10:50:57 2007