Thanks Paul, fix now merged and submitted to svn/trunk.
On Mon, Dec 20, 2010 at 9:13 PM, Paul Martz <[email protected]> wrote: > Hi Robert & Jose -- Apparently, I still don't have write permission for the > OpenFlight plugin. Please commit this change to resolve Katharina's problem. > Thanks. > -Paul > > > On 12/20/2010 1:56 PM, Paul Martz wrote: >> >> On 12/17/2010 9:13 AM, Katharina Plugge wrote: >>> >>> Hi, >>> >>> MultiTexturing has still its problems. Now I tried the first time to use >>> up to >>> 3 textures. Converting to flt again lead to corrupted texture coords. I >>> attached an osg-file which can be used to reproduce the problem. >>> Converting >>> this file to flt shows the effect. >>> >>> Unfortunatly this time I have no idea what goes wrong. In >>> FltExportVisitor::writeUVList the texture coords for both channels are >>> determined correctly and written to _records. Somehow the texture >>> coordinates >>> have to be corrupted later. In the resulting file texture coords from >>> channel >>> one are mixed up with those from channel 2 and vice versa. >>> >>> Would be great, if someone could help here. >>> >>> Thank you! >> >> I think I've identified the problem. >> >> in expGeometryRecords.cpp lines 813-820, we write the UV list data >> incorrectly. >> According to the FLT spec, the data should be grouped per-vertex, not >> per-layer. >> >> We should have: >> UV for vertex 0, layer 1 >> UV for vertex 0, layer 2 >> UV for vertex 1, layer 1 >> UV for vertex 1, layer 2 >> ...etc... >> >> Instead, we have this: >> UV for vertex 0, layer 1 >> UV for vertex 1, layer 1 >> ...etc... >> UV for vertex 0, layer 2 >> UV for vertex 1, layer 2 >> ...etc... >> >> Oops! >> >> I'll commit a fix shortly (if Robert has granted me write permission, >> otherwise >> I'll post to osg-submissions). >> >> I'll also add your test case to the regression suite. >> -Paul >> _______________________________________________ >> osg-users mailing list >> [email protected] >> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >> >> > > > -- > -Paul Martz Skew Matrix Software > http://www.skew-matrix.com/ > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > _______________________________________________ osg-users mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
