On Sat, Apr 6, 2013 at 7:49 PM, Paul Berry <stereotype...@gmail.com> wrote:
> + if (consumer_var == NULL) {
> + /* Since there is no consumer_var, the interpolation type of this
> + * varying cannot possibly affect rendering. Also, since the GL spec
> + * only requires integer varyings to be "flat" when they are fragment
> + * shader inputs, it is possible that this variable is non-flat and is
> + * (or contains) an integer.
> + *
> + * lower_packed_varyings requires all integer varyings to flat,
> + * regardless of where they appear. We can trivially satisfy that
> + * requirement by changing the interpolation type to flat here.
> + */
> + producer_var->centroid = false;
> + producer_var->interpolation = INTERP_QUALIFIER_FLAT;
Should we check if producer_var's type is an integer?
Could this cause issues if the producer stage is later linked to
another consumer?
-Jordan
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