[Mesa-dev] [PATCH] docs: document INTEL_PRECISE_TRIG envvar

[Juan A. Suarez Romero]

On Wed, 2017-01-11 at 16:28 -0800, Jordan Justen wrote:
> On 2017-01-11 09:53:15, Juan A. Suarez Romero wrote:
> > ---
> >  docs/envvars.html | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/docs/envvars.html b/docs/envvars.html
> > index 9eee8db..4f05d7f 100644
> > --- a/docs/envvars.html
> > +++ b/docs/envvars.html
> > @@ -187,6 +187,7 @@ See the <a href="xlibdriver.html">Xlib software driver page</a> for details.
> >     <li>do32 - generate compute shader SIMD32 programs even if workgroup size doesn't exceed the SIMD16 limit</li>
> >     <li>norbc - disable single sampled render buffer compression</li>
> >  </ul>
> > +<li>INTEL_PRECISE_TRIG - if set to 1 in gen<10, it fixes results out of [-1.0, 1.0] range for a small set of values.</li>
> 
> It can also be set to "true" or "yes".
> 
> I think the description could be more generic, like the precise_trig
> in src/mesa/drivers/dri/common/xmlpool/t_options.h.
> 
> <li>INTEL_PRECISE_TRIG - if set to 1, true or yes, then the driver
>     prefers accuracy over performance in trig functions.</li>
> 
> Reviewed-by: Jordan Justen <jordan.l.justen at intel.com>
> 

Thanks. I'll use that description.

	J.A.

> >  </ul>
> >  
> >  
> > -- 
> > 2.9.3
> > 
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>