From a0d0704affa0f86ba29ef59d90fa06c1b7c974da Mon Sep 17 00:00:00 2001
From: ameerj <52414509+ameerj@users.noreply.github.com>
Date: Sun, 13 Jun 2021 19:12:03 -0400
Subject: glsl: Conditionally add EXT_texture_shadow_lod

---
 src/shader_recompiler/backend/glsl/emit_context.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'src/shader_recompiler/backend')

diff --git a/src/shader_recompiler/backend/glsl/emit_context.cpp b/src/shader_recompiler/backend/glsl/emit_context.cpp
index d0880bdcb..e18f8257e 100644
--- a/src/shader_recompiler/backend/glsl/emit_context.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_context.cpp
@@ -302,9 +302,11 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
         break;
     case Stage::Compute:
         stage_name = "cs";
+        const u32 local_x{std::max(program.workgroup_size[0], 1u)};
+        const u32 local_y{std::max(program.workgroup_size[1], 1u)};
+        const u32 local_z{std::max(program.workgroup_size[2], 1u)};
         header += fmt::format("layout(local_size_x={},local_size_y={},local_size_z={}) in;",
-                              program.workgroup_size[0], program.workgroup_size[1],
-                              program.workgroup_size[2]);
+                              local_x, local_y, local_z);
         break;
     }
     SetupOutPerVertex(*this, header);
@@ -346,7 +348,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
 }
 
 void EmitContext::SetupExtensions() {
-    if (profile.support_gl_texture_shadow_lod) {
+    if (info.uses_shadow_lod && profile.support_gl_texture_shadow_lod) {
         header += "#extension GL_EXT_texture_shadow_lod : enable\n";
     }
     if (info.uses_int64) {
-- 
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