From 6aa1bf7b6ff86bb7325e5b50709ddf5477b1e855 Mon Sep 17 00:00:00 2001
From: ameerj <52414509+ameerj@users.noreply.github.com>
Date: Sat, 12 Jun 2021 20:14:56 -0400
Subject: glsl: Implement legacy varyings

---
 src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'src/shader_recompiler/ir_opt')

diff --git a/src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp b/src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
index dc78cdefb..10d2822ae 100644
--- a/src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
+++ b/src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
@@ -35,6 +35,7 @@ void GetAttribute(Info& info, IR::Attribute attr) {
     }
     if (attr >= IR::Attribute::FixedFncTexture0S && attr <= IR::Attribute::FixedFncTexture9Q) {
         info.loads_fixed_fnc_textures = true;
+        info.loads_legacy_varyings = true;
         return;
     }
     switch (attr) {
@@ -52,6 +53,7 @@ void GetAttribute(Info& info, IR::Attribute attr) {
     case IR::Attribute::ColorFrontDiffuseB:
     case IR::Attribute::ColorFrontDiffuseA:
         info.loads_color_front_diffuse = true;
+        info.loads_legacy_varyings = true;
         break;
     case IR::Attribute::PointSpriteS:
     case IR::Attribute::PointSpriteT:
@@ -82,6 +84,7 @@ void SetAttribute(Info& info, IR::Attribute attr) {
     }
     if (attr >= IR::Attribute::FixedFncTexture0S && attr <= IR::Attribute::FixedFncTexture9Q) {
         info.stores_fixed_fnc_textures = true;
+        info.stores_legacy_varyings = true;
         return;
     }
     switch (attr) {
@@ -105,24 +108,28 @@ void SetAttribute(Info& info, IR::Attribute attr) {
     case IR::Attribute::ColorFrontDiffuseB:
     case IR::Attribute::ColorFrontDiffuseA:
         info.stores_color_front_diffuse = true;
+        info.stores_legacy_varyings = true;
         break;
     case IR::Attribute::ColorFrontSpecularR:
     case IR::Attribute::ColorFrontSpecularG:
     case IR::Attribute::ColorFrontSpecularB:
     case IR::Attribute::ColorFrontSpecularA:
         info.stores_color_front_specular = true;
+        info.stores_legacy_varyings = true;
         break;
     case IR::Attribute::ColorBackDiffuseR:
     case IR::Attribute::ColorBackDiffuseG:
     case IR::Attribute::ColorBackDiffuseB:
     case IR::Attribute::ColorBackDiffuseA:
         info.stores_color_back_diffuse = true;
+        info.stores_legacy_varyings = true;
         break;
     case IR::Attribute::ColorBackSpecularR:
     case IR::Attribute::ColorBackSpecularG:
     case IR::Attribute::ColorBackSpecularB:
     case IR::Attribute::ColorBackSpecularA:
-        info.stores_color_front_specular = true;
+        info.stores_color_back_specular = true;
+        info.stores_legacy_varyings = true;
         break;
     case IR::Attribute::ClipDistance0:
     case IR::Attribute::ClipDistance1:
-- 
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