On 02/08/2014 04:18 PM, Ilia Mirkin wrote: > Module: Mesa > Branch: master > Commit: 356aff3a5c08be055d6befff99a72f5551b3ac2d > URL: > http://cgit.freedesktop.org/mesa/mesa/commit/?id=356aff3a5c08be055d6befff99a72f5551b3ac2d > > Author: Ilia Mirkin <imir...@alum.mit.edu> > Date: Wed Jan 29 12:36:13 2014 -0500 > > nv30: report 8 maximum inputs > > nvfx_fragprog_assign_generic only allows for up to 10/8 texcoords for > nv40/nv30. This fixes compilation of the varying-packing tests. > Furthermore it appears that the last 2 inputs on nv4x don't seem to > work in those tests, so just report 8 everywhere for now.
Is it possible that the last two inputs are supposed to be used for gl_Color and gl_SecondaryColor? In that case, they may have clamping enabled by default (or always enabled, if the hardware cannot disable GL_CLAMP_VERTEX_COLOR). Does that match the behavior that you saw? > Tested on NV42, NV44. NV4B appears to have additional problems. > > Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu> > Cc: 9.1 9.2 10.0 10.1 <mesa-sta...@lists.freedesktop.org> > > --- > > src/gallium/drivers/nouveau/nv30/nv30_screen.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c > b/src/gallium/drivers/nouveau/nv30/nv30_screen.c > index 787802d..4045fdc 100644 > --- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c > +++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c > @@ -217,7 +217,7 @@ nv30_screen_get_shader_param(struct pipe_screen *pscreen, > unsigned shader, > case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH: > return 0; > case PIPE_SHADER_CAP_MAX_INPUTS: > - return (eng3d->oclass >= NV40_3D_CLASS) ? 12 : 10; > + return 8; /* should be possible to do 10 with nv4x */ > case PIPE_SHADER_CAP_MAX_CONSTS: > return (eng3d->oclass >= NV40_3D_CLASS) ? 224 : 32; > case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: > > _______________________________________________ > mesa-commit mailing list > mesa-com...@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/mesa-commit > _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
