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panfrost: Pass through alpha_zero_nop/one_store

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Compute whether these flags can be set when constructing the blend CSO
and pass them in the appropriate place in the Internal Blend Descriptor.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Acked-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13508>
This commit is contained in:
Alyssa Rosenzweig 2021-10-24 19:14:42 -04:00 • committed by Marge Bot
parent 169aa9f177
commit 77928e45eb
2 changed files with 11 additions and 1 deletions
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2
src/gallium/drivers/panfrost/pan_blend_cso.h
View file

@ -40,6 +40,8 @@ struct pan_blend_info {
bool no_colour : 1;
bool load_dest : 1;
bool opaque : 1;
bool alpha_zero_nop : 1;
bool alpha_one_store : 1;
};
struct panfrost_blend_state {

10
src/gallium/drivers/panfrost/pan_cmdstream.c
View file

@ -359,6 +359,11 @@ panfrost_emit_blend(struct panfrost_batch *batch, void *rts, mali_ptr *blend_sha
cfg.fixed_function.conversion.register_format =
fs->info.bifrost.blend[i].format;
cfg.fixed_function.rt = i;
if (!info.opaque) {
cfg.fixed_function.alpha_zero_nop = info.alpha_zero_nop;
cfg.fixed_function.alpha_one_store = info.alpha_one_store;
}
}
}
#endif
@ -3468,7 +3473,10 @@ panfrost_create_blend_state(struct pipe_context *pipe,
pan_blend_can_fixed_function(equation,
supports_2src) &&
(!constant_mask ||
pan_blend_supports_constant(PAN_ARCH, c))
pan_blend_supports_constant(PAN_ARCH, c)),
.alpha_zero_nop = pan_blend_alpha_zero_nop(equation),
.alpha_one_store = pan_blend_alpha_one_store(equation),
};
so->pan.rts[c].equation = equation;