Wined3d wireframe rendering

[Aaryaman Vasishta]

On Tue, Sep 29, 2015 at 9:20 PM, Gediminas Jakutis <gediminas at varciai.lt>
wrote:

> On 2015.09.29 17:15, Stefan Dösinger wrote:
> [...]
> > Re performance: Wireframe mode will only fix games that are limited by
> fragment processing. If you're CPU bound (which is the case in Wine most of
> the time without CSMT) you'll gain absolutely nothing. Also vertex
> processing limted setups won't improve, but those are fairly rare. If
> you're truly fragment processing limited lowering the resolution should
> help...
> >
> > Cheers,
> > Stefan
>
> I experimented with making some games run in wireframe under wine around a
> year ago and can say the results can be quite disappointing in some cases,
> with performance dropping by an order of magnitude. In some cases, objects
> that normally get culled due to being occluded by other objects suddenly
> become visible in wireframe, and thus, get rendered. Since this can lead to
> processing *a lot* of objects that don't get processed otherwise, it can
> choke the CPU up badly.
>
> note: I'm no expert; just writing from experience.
>
> --
> Gediminas Jakutis
> LDK Varčiai www.varciai.lt
>
>
While you have a point, but (theoretically, judging from Bruno's experience
in the game X-moto) texture mapping might be more exacting than rendering
all vertices together without texture mapping in some cases. Though I'm not
sure about it myself.


Cheers,
Aaryaman
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