No I have not checked it. But I think the code is correct, because when I use it without the vertex shader, it is working fine (the same code). The warnings are just casting stuff, I will clean up now. But I think this is not the problem, but I will also check my code with glvalidate.
> Have you checked your shader with glvalidate program from 3dlabs?what > are the warnings?these usually are important to resolve. > > On 9/3/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: >> So, the notify thing is working now. I get the info logs when compiling, >> but everything seems to be fine. The glProgram links correctly, just >> some >> casting warnings. I really don't know why it fails. Could there be a >> problem with the gl_TextureMatrix[1] in the vertex program? What I want >> is >> simply to transfer the gl_TexCoords of my shadowMap to the frag program. >> I >> am still thankful for every hint. >> >> --marcus >> >> > Yeah, i have searched the website, but this I have not found ;) Thanks >> > Robert. >> > >> >> http://www.openscenegraph.org/projects/osg/wiki/Support/TipsAndTricks >> >> >> >> On 9/3/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: >> >>> Hi Mike, >> >>> >> >>> first thanks for your answer, but could you or someone else tell me >> how >> >>> to >> >>> turn on the notify level? I never worked with it. >> >>> >> >>> Thanks. >> >>> >> >>> > Hi, >> >>> > >> >>> > Turn up the notify level to retrieve the infologs for compilation >> and >> >>> > linking. There could be some other error preventing creation of a >> >>> > functioning glProgram. >> >>> > >> >>> > -- mew >> >>> > >> >>> > >> >>> > Mike Weiblen -- Zebra Imaging -- Austin Texas USA -- >> >>> > http://www.zebraimaging.com/ >> >>> > >> >>> >> -----Original Message----- >> >>> >> From: [EMAIL PROTECTED] >> [mailto:osg-users- >> >>> >> [EMAIL PROTECTED] On Behalf Of Marcus Fritzen >> >>> >> Sent: Thursday, August 30, 2007 4:24 AM >> >>> >> To: [email protected] >> >>> >> Subject: [osg-users] textures and shader >> >>> >> >> >>> >> Hello, >> >>> >> >> >>> >> I have a little problem using texture coordinates with shader. >> The >> >>> >> problem is, if I use a vertex program with varying for the >> fragment >> >>> >> program, the texture coordinates seem to be incorrect, but if I >> just >> >>> > use >> >>> >> the fragment program without the vertex program everything is >> fine. >> >>> > For >> >>> >> example when computing shadows: >> >>> >> >> >>> >> VERT >> >>> >> ... >> >>> >> vertex = gl_ModelViewMatrix * gl_Vertex; >> >>> >> gl_TexCoord[0] = gl_MultiTexCoord0; >> >>> >> gl_TexCoord[1] = gl_TextureMatrix[1] * vertex; >> >>> >> ... >> >>> >> FRAG >> >>> >> ... >> >>> >> float depth = shadow2DProj( shadowTexture, gl_TexCoord[1] ).x; >> >>> >> ... >> >>> >> this is not working. On texture unit 0 is the base texture, on 1 >> the >> >>> >> shadowmap. But without the vertex program it is working. Anybody >> any >> >>> >> hints? >> >>> >> >> >>> >> Thanks, >> >>> >> Marcus >> >>> >> _______________________________________________ >> >>> >> osg-users mailing list >> >>> >> [email protected] >> >>> >> >> >>> > >> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.or >> >>> > g >> >>> > _______________________________________________ >> >>> > 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 >> >>> >> >> _______________________________________________ >> >> 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 >> > >> >> >> _______________________________________________ >> 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 > _______________________________________________ osg-users mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
