merge checkpoint 2 - functional merge without q4_0_4_4 (need regen shaders)

include/vulkan/slang/slang-cpp-host-prelude.h

@@ -0,0 +1,55 @@
+#ifndef SLANG_CPP_HOST_PRELUDE_H
+#define SLANG_CPP_HOST_PRELUDE_H
+
+#include <cstdio>
+#include <cmath>
+#include <cstring>
+
+#define SLANG_COM_PTR_ENABLE_REF_OPERATOR 1
+
+#include "../source/slang-rt/slang-rt.h"
+#include "slang-com-ptr.h"
+#include "slang-cpp-types.h"
+
+#ifdef SLANG_LLVM
+#include "slang-llvm.h"
+#else // SLANG_LLVM
+#   if SLANG_GCC_FAMILY && __GNUC__ < 6
+#       include <cmath>
+#       define SLANG_PRELUDE_STD std::
+#   else
+#       include <math.h>
+#       define SLANG_PRELUDE_STD
+#   endif
+
+#   include <assert.h>
+#   include <stdlib.h>
+#   include <string.h>
+#   include <stdint.h>
+#endif // SLANG_LLVM
+
+#if defined(_MSC_VER)
+#   define SLANG_PRELUDE_SHARED_LIB_EXPORT __declspec(dllexport)
+#else
+#   define SLANG_PRELUDE_SHARED_LIB_EXPORT __attribute__((__visibility__("default")))
+//#   define SLANG_PRELUDE_SHARED_LIB_EXPORT __attribute__ ((dllexport)) __attribute__((__visibility__("default")))
+#endif    
+
+#ifdef __cplusplus    
+#   define SLANG_PRELUDE_EXTERN_C extern "C"
+#   define SLANG_PRELUDE_EXTERN_C_START extern "C" {
+#   define SLANG_PRELUDE_EXTERN_C_END }
+#else
+#   define SLANG_PRELUDE_EXTERN_C 
+#   define SLANG_PRELUDE_EXTERN_C_START
+#   define SLANG_PRELUDE_EXTERN_C_END 
+#endif    
+
+#include "slang-cpp-scalar-intrinsics.h"
+
+using namespace Slang;
+
+template<typename TResult, typename... Args>
+using Slang_FuncType = TResult(SLANG_MCALL *)(Args...);
+
+#endif