From 059073fcd0440b24dc9885068b209ed1b26c88e0 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Thu, 13 Sep 2018 18:25:32 +0200
Subject: [PATCH] [dxbc] Fix missing hull shader input declarations

Fixes tessellation in Tomb Raider 2013. Closes #368.
---
 src/dxbc/dxbc_compiler.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/dxbc/dxbc_compiler.cpp b/src/dxbc/dxbc_compiler.cpp
index 7e86b11c..2c1005df 100644
--- a/src/dxbc/dxbc_compiler.cpp
+++ b/src/dxbc/dxbc_compiler.cpp
@@ -358,6 +358,11 @@ namespace dxvk {
   
   void DxbcCompiler::emitDclInterfaceReg(const DxbcShaderInstruction& ins) {
     switch (ins.dst[0].type) {
+      case DxbcOperandType::InputControlPoint:
+        if (m_version.type() != DxbcProgramType::HullShader)
+          break;
+        /* fall through */
+
       case DxbcOperandType::Input:
       case DxbcOperandType::Output: {
         // dcl_input and dcl_output instructions
@@ -553,7 +558,6 @@ namespace dxvk {
         // ID, which has been declared already.
       } break;
       
-      case DxbcOperandType::InputControlPoint:
       case DxbcOperandType::InputPatchConstant:
       case DxbcOperandType::OutputControlPoint: {
         // These have been declared as global input and