[Mesa-dev] [PATCH] mesa: Implement ARB_shader_viewport_layer_array for i965

Dylan Baker dylan at pnwbakers.com
Sat Sep 10 00:59:48 UTC 2016


Quoting Ilia Mirkin (2016-09-09 16:40:15)
> On Fri, Sep 9, 2016 at 7:14 PM, Dylan Baker <dylan at pnwbakers.com> wrote:
> > +EXT(ARB_shader_viewport_layer_array         , ARB_shader_viewport_layer_array        , GLL, GLC,  x ,  x , 2015)
> 
> This relies on GL 3.2 at least, so I think this should just be GLC, not GLL.

The descriptions of what GLL, GLC, etc do are a bit... vague.

I'll change that before I push anything.

> 
> Also, you mention it requires GL 3.1, but really it just requires
> GL_ARB_viewport_array (which became core in GL 4.1). I think it'd be
> safe to enable this on SNB+. Your call.

The spec explicitly calls out that it requires GL 4.1, so I guess the
question is whether we want to to honor that requirement or not.

> 
> Core bits are
> 
> Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu>
> 
> Some piglit tests to check the TES behaviour would be nice.

Yeah, I figured. I'll have to go read up on how tessellation works.
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