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Commit 051a41d3 authored by Emma Anholt's avatar Emma Anholt
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v3d: Add support for the early_fragment_tests flag.

If this flag hasn't been set by the shader and it has some visible side
effects, then we need to disable EZ.
parent b417a9f7
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......@@ -781,6 +781,16 @@ v3d_fs_set_prog_data(struct v3d_compile *c,
prog_data->discard = (c->s->info.fs.uses_discard ||
c->fs_key->sample_alpha_to_coverage);
prog_data->uses_center_w = c->uses_center_w;
/* If the shader has some side effects and hasn't allowed early
* fragment tests, disable them.
*/
if (!c->s->info.fs.early_fragment_tests &&
(c->s->info.num_images ||
c->s->info.num_ssbos ||
c->s->info.num_abos)) {
prog_data->discard = true;
}
}
static void
......
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