Fix DX11 shader reflection problem. Close #8.

Author: Pavel Kovalenko

src/Layers/xrRenderPC_R4/r4.cpp

@@ -710,6 +710,11 @@ void CRender::addShaderOption(const char* name, const char* value)
 	m_ShaderOptions.push_back(macro);
 }
 
+// XXX nitrocaster: workaround to eliminate conflict between different GUIDs from DXSDK/Windows SDK
+// 0a233719-3960-4578-9d7c-203b8b1d9cc1
+static const GUID guidShaderReflection =
+{0x0a233719, 0x3960, 0x4578, {0x9d, 0x7c, 0x20, 0x3b, 0x8b, 0x1d, 0x9c, 0xc1}};
+
 template <typename T>
 static HRESULT create_shader				(
 		LPCSTR const	pTarget,
@@ -724,7 +729,7 @@ static HRESULT create_shader				(
 
 	ID3DShaderReflection *pReflection = 0;
 
-	HRESULT const _hr	= D3DReflect( buffer, buffer_size, IID_ID3DShaderReflection, (void**)&pReflection);
+	HRESULT const _hr	= D3DReflect( buffer, buffer_size, guidShaderReflection, (void**)&pReflection);
 	if (SUCCEEDED(_hr) && pReflection)
 	{
 		// Parse constant table data
@@ -766,7 +771,7 @@ static HRESULT create_shader				(
 		ID3DShaderReflection *pReflection = 0;
 
 #ifdef USE_DX11
-		_result			= D3DReflect( buffer, buffer_size, IID_ID3DShaderReflection, (void**)&pReflection);
+        _result			= D3DReflect( buffer, buffer_size, guidShaderReflection, (void**)&pReflection);
 #else
 		_result			= D3D10ReflectShader( buffer, buffer_size, &pReflection);
 #endif
@@ -802,7 +807,7 @@ static HRESULT create_shader				(
 
 		ID3DShaderReflection *pReflection = 0;
 #ifdef USE_DX11
-		_result			= D3DReflect( buffer, buffer_size, IID_ID3DShaderReflection, (void**)&pReflection);
+        _result			= D3DReflect( buffer, buffer_size, guidShaderReflection, (void**)&pReflection);
 #else
 		_result			= D3D10ReflectShader( buffer, buffer_size, &pReflection);
 #endif
@@ -850,7 +855,7 @@ static HRESULT create_shader				(
 		ID3DShaderReflection *pReflection = 0;
 
 #ifdef USE_DX11
-		_result			= D3DReflect( buffer, buffer_size, IID_ID3DShaderReflection, (void**)&pReflection);
+		_result			= D3DReflect( buffer, buffer_size, guidShaderReflection, (void**)&pReflection);
 #else
 		_result			= D3D10ReflectShader( buffer, buffer_size, &pReflection);
 #endif

src/Layers/xrRenderPC_R4/stdafx.cpp

@@ -4,7 +4,5 @@
 
 #include "stdafx.h"
 
-EXTERN_C const GUID DECLSPEC_SELECTANY IID_ID3D11ShaderReflection = { 0x17f27486, 0xa342, 0x4d10, {0x88, 0x42, 0xab, 0x08, 0x74, 0xe7, 0xf6, 0x70 } };
-
 // TODO: reference any additional headers you need in STDAFX.H
 // and not in this file