77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 Robert Osfield
|
|
*
|
|
* This library is open source and may be redistributed and/or modified under
|
|
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
|
|
* (at your option) any later version. The full license is in LICENSE file
|
|
* included with this distribution, and on the openscenegraph.org website.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* OpenSceneGraph Public License for more details.
|
|
*/
|
|
|
|
#ifndef OSGGA_ANIMATION_PATH_MANIPULATOR
|
|
#define OSGGA_ANIMATION_PATH_MANIPULATOR 1
|
|
|
|
#include <osg/AnimationPath>
|
|
#include <osg/Notify>
|
|
#include <osgGA/CameraManipulator>
|
|
|
|
namespace osgGA{
|
|
|
|
//
|
|
// The AnimationPathManipulator is a Camera Manipulator that reads an
|
|
// animation path from a file and plays it back. The file is expected
|
|
// to be ascii and a succession of lines with 8 floating point values
|
|
// per line. The succession of values are:
|
|
// time px py pz ax ay az aw
|
|
// where:
|
|
// time = elapsed time in seconds from the begining of the animation
|
|
// px py pz = World position in catesian coordinates
|
|
// ax ay az aw = Orientation (attitude) defined as a quaternion
|
|
|
|
class OSGGA_EXPORT AnimationPathManipulator : public CameraManipulator
|
|
{
|
|
public:
|
|
|
|
AnimationPathManipulator( osg::AnimationPath* animationPath=0 );
|
|
|
|
AnimationPathManipulator( const std::string& filename );
|
|
|
|
virtual const char* className() const { return "AnimationPath"; }
|
|
|
|
void setAnimationPath( osg::AnimationPath* animationPath ) { _animationPath=animationPath; }
|
|
|
|
osg::AnimationPath* getAnimationPath() { return _animationPath.get(); }
|
|
|
|
const osg::AnimationPath* getAnimationPath() const { return _animationPath.get(); }
|
|
|
|
bool valid() const { return _animationPath.valid(); }
|
|
|
|
void init(const GUIEventAdapter& ea,GUIActionAdapter& us);
|
|
|
|
void home(const GUIEventAdapter& ea,GUIActionAdapter& us);
|
|
|
|
virtual bool handle(const GUIEventAdapter& ea,GUIActionAdapter& us);
|
|
|
|
/** Get the keyboard and mouse usage of this manipulator.*/
|
|
virtual void getUsage(osg::ApplicationUsage& usage) const;
|
|
|
|
private:
|
|
|
|
bool _valid;
|
|
|
|
void handleFrame( double time );
|
|
|
|
osg::ref_ptr<osg::AnimationPath> _animationPath;
|
|
|
|
double _timeOffset;
|
|
double _timeScale;
|
|
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|