Vincent Bourdier <vincent.bourd...@gmail.com> writes: > Hi Robert, > > Sorry if I was not clear : I'm just looking for a way to compute the > smallest distance between a point and a geometry, not just a point to > vertex distance, but also a point to edge or point to face (orthogonal > projection).
That is a common problem in robotics and computational geometry. This should get you started with a choice of algorithms that might suit you: http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.46.8005&rep=rep1&type=pdf Cheers, Philipp Moeller > Due to the few days I have I think this won't be possible and safe... > > Thanks. > > Regards, > Vincent. > > Le 16/01/2012 10:26, Robert Osfield a écrit : >> Hi Vincent, >> >> I'm not clear on what you are after, but I can say that there isn't >> anything close to resembling what you are talking about in the OSG so >> you'll need to roll your own visitor. >> >> Robert >> >> On 16 January 2012 08:36, Vincent Bourdier<vincent.bourd...@gmail.com> >> wrote: >>> Hi all, >>> >>> Looking in the archives I didn't get any interesting answer so here is the >>> question : >>> >>> Is there any way using OSG to compute the distance between a graph and a >>> point ? >>> (not just with the vertices but also with edges and the triangles) >>> >>> I could implement my own visitor to traverse all element (vertex, ege and >>> face) but I'm looking for something more optimized or more easy to do in a >>> few days if possible... >>> >>> Thanks. >>> >>> Regards, >>> Vincent. >>> >>> -- >>> >>> >>> _______________________________________________ >>> osg-users mailing list >>> osg-users@lists.openscenegraph.org >>> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
