Hi Robert, 1D texture approach with attenuation, based on your state should do the work. However, I am not familiar with this technique. Could you give more words on this, or point me what is to search for
Thanks ! Nick http://www.linkedin.com/in/tnikolov Sent from Gümüşsuyu, İstanbul, Turkey On Fri, Dec 11, 2009 at 12:06 PM, Robert Osfield <[email protected]>wrote: > Hi Nick, > > On Fri, Dec 11, 2009 at 9:40 AM, Trajce Nikolov > <[email protected]> wrote: > > I mimic the code from osgspotlight and here are the results. To me it > looks > > like one half of the lobe is mirrored. Any idea ? > > This is a classic issue with projective texturing - the way around it > is either to use a shader to disable the lighting behind, or to use a > 1D texture along the axis of the light that clips out the light from > behind. Such a texture would also enable you to attenuate the light. > > Robert. > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >
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