Hi Martin, Is it that the image data is stored in a DXT compressed format? If so then you'll need to decode the compressed form, something that isn't presently built into osg::Image or osgTerrain.
Robert. On Sun, Nov 29, 2009 at 6:04 PM, Martin Scheffler <[email protected]> wrote: > Hi, > > a question: How can I get a terrain color from a specific position? > > ImageLayer::getValue(int, int, osg::Vec4) is not implemented. > > When I try to read from the Image with the command > imageLayer->getImage()->getColor(i, j); > I always get (1,1,1,1) as a return value. This seems to happen because the > _pixelFormat value (33776) is not caught by the switch statement in > Image::_readColor. > > I use a VPB built terrain. > So how can I get at the color? Thanks! > > Cheers, > Martin > > ------------------ > Read this topic online here: > http://forum.openscenegraph.org/viewtopic.php?p=20536#20536 > > > > > > _______________________________________________ > 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
