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79 lines
2.6 KiB
79 lines
2.6 KiB
/* -*-c++-*- |
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* Copyright (C) 2008 Cedric Pinson <cedric.pinson@plopbyte.net> |
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* |
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* This library is open source and may be redistributed and/or modified under |
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or |
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* (at your option) any later version. The full license is in LICENSE file |
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* included with this distribution, and on the openscenegraph.org website. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* OpenSceneGraph Public License for more details. |
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*/ |
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#ifndef OSGANIMATION_CUBIC_BEZIER |
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#define OSGANIMATION_CUBIC_BEZIER 1 |
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#include <osg/Vec2> |
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#include <osg/Vec3> |
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#include <osg/Vec4> |
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namespace osgAnimation |
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{ |
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template <class T> |
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class TemplateCubicBezier |
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{ |
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public: |
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TemplateCubicBezier() {} |
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TemplateCubicBezier(const T& p, const T& i, const T& o) : _position(p), _controlPointIn(i), _controlPointOut(o) |
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{ |
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} |
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// Constructor with value only |
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TemplateCubicBezier(const T& p) : _position(p), _controlPointIn(p), _controlPointOut(p) |
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{ |
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} |
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const T& getPosition() const { return _position;} |
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const T& getControlPointIn() const { return _controlPointIn;} |
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const T& getControlPointOut() const { return _controlPointOut;} |
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T& getPosition() { return _position;} |
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T& getControlPointIn() { return _controlPointIn;} |
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T& getControlPointOut() { return _controlPointOut;} |
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void setPosition(const T& v) {_position = v;} |
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void setControlPointIn(const T& v) {_controlPointIn = v;} |
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void setControlPointOut(const T& v) {_controlPointOut = v;} |
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// steaming operators. |
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friend std::ostream& operator << (std::ostream& output, const TemplateCubicBezier<T>& tcb) |
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{ |
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output << tcb._position << " " |
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<< tcb._controlPointIn << " " |
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<< tcb._controlPointOut; |
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return output; // to enable cascading |
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} |
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friend std::istream& operator >> (std::istream& input, TemplateCubicBezier<T>& tcb) |
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{ |
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input >> tcb._position >> tcb._controlPointIn >> tcb._controlPointOut; |
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return input; |
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} |
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protected: |
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T _position, _controlPointIn, _controlPointOut; |
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}; |
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typedef TemplateCubicBezier<float> FloatCubicBezier; |
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typedef TemplateCubicBezier<double> DoubleCubicBezier; |
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typedef TemplateCubicBezier<osg::Vec2> Vec2CubicBezier; |
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typedef TemplateCubicBezier<osg::Vec3> Vec3CubicBezier; |
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typedef TemplateCubicBezier<osg::Vec4> Vec4CubicBezier; |
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} |
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#endif
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