From 0f67d92df9ca1f528b7a7fc8a8712aaea56f7115 Mon Sep 17 00:00:00 2001
From: jsmall-nvidia <jsmall@nvidia.com>
Date: Fri, 16 Nov 2018 16:04:56 -0500
Subject: Bug fix - vk::binding on structured buffers (#720)

* Fix output of binding of structured buffer on GLSL.

* Added test to check vk binding is coming thru.

* Fix closethit binding inconsistency.
---
 source/slang/emit.cpp | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

(limited to 'source')

diff --git a/source/slang/emit.cpp b/source/slang/emit.cpp
index 644725fa8..8038561d0 100644
--- a/source/slang/emit.cpp
+++ b/source/slang/emit.cpp
@@ -5951,8 +5951,28 @@ struct EmitVisitor
         // TODO: we should require either the extension or the version...
         requireGLSLVersion(430);
 
-        emit("layout(std430) buffer ");
+        Emit("layout(std430");
 
+        auto layout = getVarLayout(ctx, varDecl);
+        if (layout)
+        {
+            LayoutResourceKind kind = LayoutResourceKind::DescriptorTableSlot;
+            EmitVarChain chain(layout);
+
+            const UInt index = getBindingOffset(&chain, kind);
+            const UInt space = getBindingSpace(&chain, kind);
+
+            Emit(", binding = ");
+            Emit(index);
+            if (space)
+            {
+                Emit(", set = ");
+                Emit(space);
+            }
+        }
+        
+        emit(") buffer ");
+    
         // Generate a dummy name for the block
         emit("_S");
         Emit(ctx->shared->uniqueIDCounter++);
-- 
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