Reviewed-by: Marek Olšák <marek.ol...@amd.com>
Marek
On Sat, Aug 25, 2018 at 3:19 AM, Kenneth Graunke <kenn...@whitecape.org> wrote:
> Blending isn't valid for integer formats. Rather than having drivers
> worry about this, just disable blending in this case. This hopefully
> will increase hits in the CSO cache as well, by eliminating most of the
> meaningless fields in this case.
> ---
> src/mesa/state_tracker/st_atom_blend.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/src/mesa/state_tracker/st_atom_blend.c
> b/src/mesa/state_tracker/st_atom_blend.c
> index 57400e2e791..804de2f154f 100644
> --- a/src/mesa/state_tracker/st_atom_blend.c
> +++ b/src/mesa/state_tracker/st_atom_blend.c
> @@ -171,6 +171,7 @@ st_update_blend( struct st_context *st )
> /* blending enabled */
> for (i = 0, j = 0; i < num_state; i++) {
> if (!(ctx->Color.BlendEnabled & (1 << i)) ||
> + (ctx->DrawBuffer->_IntegerBuffers & (1 << i)) ||
> !blend->rt[i].colormask)
> continue;
>
> --
> 2.18.0
>
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