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llvmpipe: never infer early zs tests when fbfetch is active

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this breaks zs fbfetch

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16346>
This commit is contained in:
Mike Blumenkrantz
2022-05-05 09:55:28 -04:00
committed by Marge Bot
parent 5c24eb721a
commit ef8c5a20ee
1 changed files with 2 additions and 1 deletions
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src/gallium/drivers/llvmpipe/lp_state_fs.c
+2 -1
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@@ -619,7 +619,8 @@ generate_fs_loop(struct gallivm_state *gallivm,
if (shader->info.base.properties[TGSI_PROPERTY_FS_EARLY_DEPTH_STENCIL])
depth_mode = EARLY_DEPTH_TEST | EARLY_DEPTH_WRITE;
else if (!shader->info.base.writes_z && !shader->info.base.writes_stencil) {
else if (!shader->info.base.writes_z && !shader->info.base.writes_stencil &&
!shader->info.base.uses_fbfetch) {
if (shader->info.base.writes_memory)
depth_mode = LATE_DEPTH_TEST | LATE_DEPTH_WRITE;
else if (key->alpha.enabled ||