Mesa (main): microsoft/compiler: Emit a flat interpolation method for SV_SampleIndex
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Wed Aug 25 20:29:25 UTC 2021
Module: Mesa
Branch: main
Commit: 1aca20be14c421d62b1b43ff3ee1623367b359d0
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=1aca20be14c421d62b1b43ff3ee1623367b359d0
Author: Michael Tang <tangm at microsoft.com>
Date: Tue Aug 24 16:53:33 2021 -0700
microsoft/compiler: Emit a flat interpolation method for SV_SampleIndex
We do not want to set an interpolation method for vertex shader inputs.
Reviewed-by: Jesse Natalie <jenatali at microsoft.com>
Reviewed-by: Erik Faye-Lund <erik.faye-lund at collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12513>
---
src/microsoft/compiler/dxil_signature.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/microsoft/compiler/dxil_signature.c b/src/microsoft/compiler/dxil_signature.c
index 61f16ba4f7a..ef28efc5174 100644
--- a/src/microsoft/compiler/dxil_signature.c
+++ b/src/microsoft/compiler/dxil_signature.c
@@ -191,6 +191,7 @@ get_semantic_sv_name(nir_variable *var, struct semantic_info *info, bool _vulkan
break;
case SYSTEM_VALUE_SAMPLE_ID:
info->kind = DXIL_SEM_SAMPLE_INDEX;
+ info->interpolation = get_interpolation(var);
break;
default:
unreachable("unsupported system value");
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