[Mesa-dev] [PATCH 2/2] i965: Start using HIZ for Z16 textures.
Kenneth Graunke
kenneth at whitecape.org
Sun Dec 23 15:26:34 PST 2012
On 12/23/2012 12:16 PM, Eric Anholt wrote:
> I had left this out for a long time because it regressed some
> depthstencil-render-miplevels cases when it was enabled. Now that the
> bugs causing those are fixed, there's nothing stopping us.
>
> Improves glbenchmark 2.1 offscreen performance by 7.3% +/- 2.8% (n=10).
> ---
> src/mesa/drivers/dri/i965/brw_vtbl.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_vtbl.c b/src/mesa/drivers/dri/i965/brw_vtbl.c
> index 237ec1e..cb25be9 100644
> --- a/src/mesa/drivers/dri/i965/brw_vtbl.c
> +++ b/src/mesa/drivers/dri/i965/brw_vtbl.c
> @@ -239,6 +239,7 @@ static bool brw_is_hiz_depth_format(struct intel_context *intel,
> case MESA_FORMAT_Z32_FLOAT_X24S8:
> case MESA_FORMAT_X8_Z24:
> case MESA_FORMAT_S8_Z24:
> + case MESA_FORMAT_Z16:
> return true;
> default:
> return false;
LGTM.
Both are:
Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
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