From 6c410456d9f7cb19cc231ced589e752faaa7a7c4 Mon Sep 17 00:00:00 2001
From: Georg Lehmann <dadschoorse@gmail.com>
Date: Sat, 1 Feb 2025 20:09:12 +0100
Subject: [PATCH] nir/lower_poly_line_smooth: only smooth first color target
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The VK spec says:
coverage value is multiplied into the color location 0’s
alpha value after fragment shading

Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Acked-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33340>
---
 src/compiler/nir/nir_lower_poly_line_smooth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/nir/nir_lower_poly_line_smooth.c b/src/compiler/nir/nir_lower_poly_line_smooth.c
index bcd2419e1f9..4fcca5cfab6 100644
--- a/src/compiler/nir/nir_lower_poly_line_smooth.c
+++ b/src/compiler/nir/nir_lower_poly_line_smooth.c
@@ -43,7 +43,7 @@ lower_polylinesmooth(nir_builder *b, nir_instr *instr, void *data)
       return false;
 
    int location = nir_intrinsic_io_semantics(intr).location;
-   if ((location != FRAG_RESULT_COLOR && location < FRAG_RESULT_DATA0) ||
+   if ((location != FRAG_RESULT_COLOR && location != FRAG_RESULT_DATA0) ||
        nir_intrinsic_src_type(intr) != nir_type_float32)
       return false;