// // File: vk_platform.h // /* ** Copyright (c) 2014-2020 The Khronos Group Inc. ** ** SPDX-License-Identifier: Apache-2.0 */ #ifndef VK_PLATFORM_H_ #define VK_PLATFORM_H_ #ifdef __cplusplus extern "C" { #endif // __cplusplus /* *************************************************************************************************** * Platform-specific directives and type declarations *************************************************************************************************** */ /* Platform-specific calling convention macros. * * Platforms should define these so that Vulkan clients call Vulkan commands * with the same calling conventions that the Vulkan implementation expects. * * VKAPI_ATTR - Placed before the return type in function declarations. * Useful for C++11 and GCC/Clang-style function attribute syntax. * VKAPI_CALL - Placed after the return type in function declarations. * Useful for MSVC-style calling convention syntax. * VKAPI_PTR - Placed between the '(' and '*' in function pointer types. * * Function declaration: VKAPI_ATTR void VKAPI_CALL vkCommand(void); * Function pointer type: typedef void (VKAPI_PTR *PFN_vkCommand)(void); */ #if defined(_WIN32) // On Windows, Vulkan commands use the stdcall convention #define VKAPI_ATTR #define VKAPI_CALL __stdcall #define VKAPI_PTR VKAPI_CALL #elif defined(__ANDROID__) && defined(__ARM_ARCH) && __ARM_ARCH < 7 #error "Vulkan isn't supported for the 'armeabi' NDK ABI" #elif defined(__ANDROID__) && defined(__ARM_ARCH) && __ARM_ARCH >= 7 && defined(__ARM_32BIT_STATE) // On Android 32-bit ARM targets, Vulkan functions use the "hardfloat" // calling convention, i.e. float parameters are passed in registers. This // is true even if the rest of the application passes floats on the stack, // as it does by default when compiling for the armeabi-v7a NDK ABI. #define VKAPI_ATTR __attribute__((pcs("aapcs-vfp"))) #define VKAPI_CALL #define VKAPI_PTR VKAPI_ATTR #else // On other platforms, use the default calling convention #define VKAPI_ATTR #define VKAPI_CALL #define VKAPI_PTR #endif #include <stddef.h> #if !defined(VK_NO_STDINT_H) #if defined(_MSC_VER) && (_MSC_VER < 1600) typedef signed __int8 int8_t; typedef unsigned __int8 uint8_t; typedef signed __int16 int16_t; typedef unsigned __int16 uint16_t; typedef signed __int32 int32_t; typedef unsigned __int32 uint32_t; typedef signed __int64 int64_t; typedef unsigned __int64 uint64_t; #else #include <stdint.h> #endif #endif // !defined(VK_NO_STDINT_H) #ifdef __cplusplus } // extern "C" #endif // __cplusplus #endif