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121 lines
4.5 KiB
121 lines
4.5 KiB
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield |
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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 OSGGA_ANIMATION_PATH_MANIPULATOR |
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#define OSGGA_ANIMATION_PATH_MANIPULATOR 1 |
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#include <osg/AnimationPath> |
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#include <osg/Notify> |
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#include <osgGA/CameraManipulator> |
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namespace osgGA{ |
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// |
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// The AnimationPathManipulator is a Matrix Manipulator that reads an |
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// animation path from a file and plays it back. The file is expected |
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// to be ascii and a succession of lines with 8 floating point values |
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// per line. The succession of values are: |
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// time px py pz ax ay az aw |
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// where: |
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// time = elapsed time in seconds from the beginning of the animation |
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// px py pz = World position in cartesian coordinates |
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// ax ay az aw = Orientation (attitude) defined as a quaternion |
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class OSGGA_EXPORT AnimationPathManipulator : public CameraManipulator |
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{ |
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public: |
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AnimationPathManipulator( osg::AnimationPath* animationPath=0 ); |
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AnimationPathManipulator( const std::string& filename ); |
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virtual const char* className() const { return "AnimationPath"; } |
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void setTimeScale(double s) { _timeScale = s; } |
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double getTimeScale() const { return _timeScale; } |
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void setTimeOffset(double o) { _timeOffset = o; } |
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double getTimeOffset() const { return _timeOffset; } |
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struct AnimationCompletedCallback : public virtual osg::Referenced |
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{ |
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virtual void completed(const AnimationPathManipulator* apm) = 0; |
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}; |
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void setAnimationCompletedCallback(AnimationCompletedCallback* acc) { _animationCompletedCallback = acc; } |
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AnimationCompletedCallback* getAnimationCompletedCallback() { return _animationCompletedCallback.get(); } |
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const AnimationCompletedCallback* getAnimationCompletedCallback() const { return _animationCompletedCallback.get(); } |
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void setPrintOutTimingInfo(bool printOutTimingInfo) { _printOutTimingInfo=printOutTimingInfo; } |
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bool getPrintOutTimingInfo() const { return _printOutTimingInfo; } |
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/** set the position of the matrix manipulator using a 4x4 Matrix.*/ |
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virtual void setByMatrix(const osg::Matrixd& matrix) { _matrix = matrix; } |
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/** set the position of the matrix manipulator using a 4x4 Matrix.*/ |
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virtual void setByInverseMatrix(const osg::Matrixd& matrix) { _matrix.invert(matrix); } |
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/** get the position of the manipulator as 4x4 Matrix.*/ |
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virtual osg::Matrixd getMatrix() const { return _matrix; } |
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/** get the position of the manipulator as a inverse matrix of the manipulator, typically used as a model view matrix.*/ |
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virtual osg::Matrixd getInverseMatrix() const { return osg::Matrixd::inverse(_matrix); } |
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void setAnimationPath( osg::AnimationPath* animationPath ) { _animationPath=animationPath; } |
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osg::AnimationPath* getAnimationPath() { return _animationPath.get(); } |
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const osg::AnimationPath* getAnimationPath() const { return _animationPath.get(); } |
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bool valid() const { return _animationPath.valid(); } |
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void init(const GUIEventAdapter& ea,GUIActionAdapter& us); |
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void home(const GUIEventAdapter& ea,GUIActionAdapter& us); |
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void home(double currentTime); |
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virtual bool handle(const GUIEventAdapter& ea,GUIActionAdapter& us); |
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/** Get the keyboard and mouse usage of this manipulator.*/ |
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virtual void getUsage(osg::ApplicationUsage& usage) const; |
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protected: |
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bool _valid; |
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bool _printOutTimingInfo; |
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void handleFrame( double time ); |
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osg::ref_ptr<osg::AnimationPath> _animationPath; |
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double _timeOffset; |
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double _timeScale; |
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osg::ref_ptr<AnimationCompletedCallback> _animationCompletedCallback; |
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double _pauseTime; |
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bool _isPaused; |
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double _realStartOfTimedPeriod; |
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double _animStartOfTimedPeriod; |
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int _numOfFramesSinceStartOfTimedPeriod; |
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osg::Matrixd _matrix; |
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}; |
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} |
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#endif
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