From 77f767394b8d6bb01b0a15f1a43247d50749b3db Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Wed, 24 Jan 2018 18:44:26 +0000
Subject: [PATCH] Remove invariant decorations in vulkan PostVS vertex->compute
 transform

---
 renderdoc/driver/vulkan/vk_postvs.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/renderdoc/driver/vulkan/vk_postvs.cpp b/renderdoc/driver/vulkan/vk_postvs.cpp
index aaf8e9ff3..0d0de3386 100644
--- a/renderdoc/driver/vulkan/vk_postvs.cpp
+++ b/renderdoc/driver/vulkan/vk_postvs.cpp
@@ -288,6 +288,12 @@ static void ConvertToMeshOutputCompute(const ShaderReflection &refl, const SPIRV
         editor.Remove(it);
     }
 
+    // remove all invariant decoreations
+    if(it.opcode() == spv::OpDecorate && it.word(2) == spv::DecorationInvariant)
+    {
+      editor.Remove(it);
+    }
+
     if(it.opcode() == spv::OpDecorate && it.word(2) == spv::DecorationLocation)
     {
       SPIRVId id = it.word(1);