Sure, Do the lift you want and send me back your update I will be happy to look at it and report it back on osg.js
Cheers, Cedric On Sat, 2011-02-19 at 19:29 +0100, Martin Scheffler wrote: > Very awesome! > > I'm especially interested in the JS side - I've just been looking for a > javascript linear algebra library to use with my own project > (http://www.sourceforge.net/apps/mediawiki/delta3d-extras/index.php?title=DtEntity) > > Mind if I lift your vector, matrix and quat classes? I've already tried them > out and they seem to work perfect! > The only thing I missed was a function to rotate a vec around a quaternion, > so I wrote one: > (in osg.Quat:) > > Code: > > rotate: function(q, v, result) { > var uv = [0, 0, 0]; > var uuv = [0, 0, 0]; > osg.Vec3.cross(q, v, uv); > osg.Vec3.cross(q, uv, uuv); > osg.Vec3.mult(uv, 2.0 * q[3], uv); > osg.Vec3.mult(uuv, 2.0, uuv); > osg.Vec3.add(v, uv, result); > osg.Vec3.add(result, uuv, result); > }, > > > > > Thank you! > > Cheers, > Martin > > ------------------ > Read this topic online here: > http://forum.openscenegraph.org/viewtopic.php?p=36860#36860 > > > > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > -- Provide OpenGL, WebGL and OpenSceneGraph services +33 659 598 614 Cedric Pinson mailto:cedric.pin...@plopbyte.net http://www.plopbyte.net
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