From 16438e1ab39539f47602d12e460ea7342e213bd4 Mon Sep 17 00:00:00 2001
From: Areloch <Areloch@gmail.com>
Date: Wed, 27 Jan 2021 12:26:33 -0600
Subject: [PATCH] Added in needed normal map processing for preview render

---
 Engine/source/shaderGen/HLSL/bumpHLSL.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Engine/source/shaderGen/HLSL/bumpHLSL.cpp b/Engine/source/shaderGen/HLSL/bumpHLSL.cpp
index b495da61e..c916d8b38 100644
--- a/Engine/source/shaderGen/HLSL/bumpHLSL.cpp
+++ b/Engine/source/shaderGen/HLSL/bumpHLSL.cpp
@@ -420,7 +420,10 @@ void NormalsOutFeatHLSL::processVert(  Vector<ShaderComponent*> &componentList,
    {
       // Transform the normal to world space.
       Var *objTrans = getObjTrans( componentList, fd.features[MFT_UseInstancing], meta );
-      meta->addStatement( new GenOp( "   @ = mul( @, normalize( @ ) );\r\n", outNormal, objTrans, inNormal ) );
+      if (String::compare((const char*)objTrans->type, "float4x4") == 0)
+         meta->addStatement(new GenOp("   @ = mul( @, normalize( float4(@,0) ) ).xyz;\r\n", outNormal, objTrans, inNormal));
+      else
+         meta->addStatement(new GenOp("   @ = mul( @, normalize( @ ) );\r\n", outNormal, objTrans, inNormal));
    }
    else
    {