/** @file		Def.h
 *  @brief		Common SDK definitions.
 *	@copyright	VisionLabs LLC
 *  @date		25.06.2014
 */

#pragma once

#if defined(__clang__) || defined(__GNUC__)
	#define FSDK_DEPRECATED(msg) __attribute__((__deprecated__(msg)))
#elif defined(_MSC_VER)
	#define FSDK_DEPRECATED(msg) __declspec(deprecated(msg))
#else
	#define FSDK_DEPRECATED(msg)
#endif

#if defined(WIN32) || defined(_WIN32)
	#if defined (SDK_DLL_EXPORTS)
		#define FSDK_API __declspec(dllexport)	//!< DLL export specifier.
	#else
		#define FSDK_API __declspec(dllimport)	//!< DLL import specifier.
	#endif
#else
	#if __GNUC__ >= 4
		#define FSDK_API __attribute__ ((visibility ("default")))
	#else
		#define FSDK_API                         //!< Dummy.
	#endif
#endif

#if __APPLE__
	#include <TargetConditionals.h>
	#if TARGET_CPU_ARM || TARGET_CPU_ARM64
		#define IOS
	#endif
#endif // __APPLE__

/** @addtogroup CoreGroup
 *  @{
 */

// Aling value up to align so that value % align == 0.
#define ALIGN_UP(value, align)				\
	(((value) & (align-1)) ?					\
    (((value) + (align-1)) & ~(align-1)) :	\
                                (value))

#if defined(_MSC_VER)
#define ALIGNED(x)		__declspec(align(x))
#define RESTRICT		__restrict
#define FORCE_INLINE	__forceinline
#else
#define ALIGNED(x)		__attribute__ ((aligned(x)))
#define RESTRICT		__restrict__
#define FORCE_INLINE	inline __attribute__ ((always_inline))
#endif

//! Smart ptr declaration helper macro
#define DECLARE_SMARTPTR(X) struct X; using X##Ptr = fsdk::Ref<X>

//! Stringification helper macro.
#define STRINGIFY2(x) #x

//! Stringifies it's argument.
#define STRINGIFY(x) STRINGIFY2(x)

/** @} */ // end of CoreGroup