Re: [Mesa3d-dev] rasterize or rendering?

[rt <rt...@um...>]

	Okay. I see. A quick grep in src/FX doesn't reveal exactly where
the fastpath stuff hooks into the driver framework. How does it, or
rather, who calls fxDDFastPathInit()?

	rt

On Tue, 6 Feb 2001, Keith Whitwell wrote:

> rt wrote:
> > 
> > > The drivers we have don't do this.  Instead they take a seperate approach of
> > > overriding the whole render stage.  In the mesa-3-5 branch on dri cvs, the
> > 
> >         Is this the approach in 3.4?
> > 
> 
> To a certain extent -- the 'fastpath' stuff in the dri drivers and in
> Mesa/src/FX overrides the whole pipeline, and does clipping, etc in an
> hardware-optimized fashion.  It doesn't attempt to make use of hardware strip
> support as it's not appropriate for the DrawElements case that is being
> accelerated.  The mga 'eltpath' uses hardware indexed vertices, which is
> another way of reducing bus traffic.
> 
> Keith
> 
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-------------
rt
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