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From Jeremy Moles & Robert Osfield, Added support for playback of animation paths using 'Z' key

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This commit is contained in:
Robert Osfield
2007-06-13 20:34:16 +00:00
parent a64dc27595
commit 21033536a7
2 changed files with 75 additions and 18 deletions
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26
include/osgViewer/ViewerEventHandlers
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@@ -17,6 +17,7 @@
#include <osg/AnimationPath>
#include <osgText/Text>
#include <osgGA/GUIEventHandler>
#include <osgGA/AnimationPathManipulator>
#include <osgViewer/GraphicsWindow>
#include <osgViewer/Viewer>
@@ -218,17 +219,14 @@ protected:
Event handler allowing the user to record the animation "path" of a camera. In it's current
implementation, this handler cannot guarantee the final view matrix is correct; it is
conceivable that the matrix may be one frame off. Eh--not a big deal! :)
TODO: Find the good filename.
TODO: Write as we go, not when it's all done.
TODO: Create osgviewer on-screen indication that animation is taking place.
TODO: Explore multi-cameras thing.
TODO: Investigate crash if non-focused camera?
TODO: Write the file as we go, not when it's all done.
TODO: Create an osgviewer on-screen indication that animation is taking place.
*/
class OSGVIEWER_EXPORT RecordCameraPathHandler : public osgGA::GUIEventHandler
{
public:
RecordCameraPathHandler();
RecordCameraPathHandler(const std::string &filename = "saved_animation.path");
virtual void getUsage(osg::ApplicationUsage &usage) const;
@@ -236,12 +234,16 @@ public:
protected:
bool _currentlyRecording;
double _interval;
double _delta;
osg::Timer_t _animStartTime;
osg::Timer_t _lastFrameTime;
osg::ref_ptr<osg::AnimationPath> _animPath;
std::string _filename;
bool _currentlyRecording;
bool _currentlyPlaying;
double _interval;
double _delta;
osg::Timer_t _animStartTime;
osg::Timer_t _lastFrameTime;
osg::ref_ptr<osg::AnimationPath> _animPath;
osg::ref_ptr<osgGA::AnimationPathManipulator> _animPathManipulator;
osg::ref_ptr<osgGA::MatrixManipulator> _oldManipulator;
};
}