On Sat, Jul 19, 2014 at 4:59 PM, Ilia Mirkin <imir...@alum.mit.edu> wrote: > +TGSI_SEMANTIC_TESSCOORD > +""""""""""""""""""""""" > + > +For tessellation evaluation shaders, this semantic label indicates the > +coordinates of the vertex being processed. This is available in XYZ; W is > +undefined. > +
+ "This corresponds to gl_TessCoord" ? > +TGSI_SEMANTIC_TESSOUTER > +""""""""""""""""""""""" > + > +For tessellation evaluation/control shaders, this semantic label indicates > the > +outer tessellation levels of the patch. Isoline tessellation will only have > XY > +defined, triangle will have XYZ and quads will have XYZW defined. This > +corresponds to gl_TessLevelOuter. > + > +TGSI_SEMANTIC_TESSINNER > +""""""""""""""""""""""" > + > +For tessellation evaluation/control shaders, this semantic label indicates > the > +inner tessellation levels of the patch. The X value is only defined for > +triangle tessellation, while quads will have XY defined. This is entirely > +undefined for isoline tessellation. + "This corresponds to gl_TessLevelInner" ? _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
