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
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Last modified Sun Sep 27 22:02:26 2009