[Mesa-dev] Instancing support in r300g?

Lauri Kasanen cand at gmx.com
Sat May 18 07:46:32 PDT 2013


On Sat, 18 May 2013 13:50:35 +0200
Christoph Bumiller <e0425955 at student.tuwien.ac.at> wrote:

> On 18.05.2013 13:05, Lauri Kasanen wrote:
> > Hi,
> >
> > The 'net claims that instancing is a SM3 feature[1] (r500), but also
> > supported on SM2 ATI cards[2] (r300-r400).
> >
> > Yet r300g claims no support for it, and it seems that even Nvidia's
> 
> r300_get_param:
> case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: return 1;
> 
> That's ARB_instanced_arrays, which is what d3d9 supports
> (IDirect3DDevice9::SetStreamSourceFreq).

Instanced arrays alone, without a way to draw instances is pretty
useless, would you say?

- Lauri


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