Hi Sebastian , I'm sorry for the confusion.
The distortion value is a function of position, and it's for per vextex. It won't changed over time. To be more details, the distortion function will calculate the pixel coordinates based on the passing vertex positions. Thanks! Ying ------------------ Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=59976#59976 _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
