From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Tue, 1 Sep 2015 22:15:04 +0000 (-0700)
Subject: vk/compiler: Handle interpolation qualifiers for SPIR-V shaders
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=362ab2d78880288a92682ffcd56942461df00245;p=mesa.git

vk/compiler: Handle interpolation qualifiers for SPIR-V shaders
---

diff --git a/src/vulkan/anv_compiler.cpp b/src/vulkan/anv_compiler.cpp
index e024bf0a0eb..1f961eb043b 100644
--- a/src/vulkan/anv_compiler.cpp
+++ b/src/vulkan/anv_compiler.cpp
@@ -946,6 +946,16 @@ setup_nir_io(struct gl_shader *mesa_shader,
    struct gl_program *prog = mesa_shader->Program;
    foreach_list_typed(nir_variable, var, node, &shader->inputs) {
       prog->InputsRead |= BITFIELD64_BIT(var->data.location);
+      if (shader->stage == MESA_SHADER_FRAGMENT) {
+         struct gl_fragment_program *fprog = (struct gl_fragment_program *)prog;
+
+         fprog->InterpQualifier[var->data.location] =
+            (glsl_interp_qualifier)var->data.interpolation;
+         if (var->data.centroid)
+            fprog->IsCentroid |= BITFIELD64_BIT(var->data.location);
+         if (var->data.sample)
+            fprog->IsSample |= BITFIELD64_BIT(var->data.location);
+      }
    }
 
    foreach_list_typed(nir_variable, var, node, &shader->outputs) {