| 1 | //
|
|---|
| 2 | // File: vk_platform.h
|
|---|
| 3 | //
|
|---|
| 4 | /*
|
|---|
| 5 | ** Copyright 2014-2021 The Khronos Group Inc.
|
|---|
| 6 | **
|
|---|
| 7 | ** SPDX-License-Identifier: Apache-2.0
|
|---|
| 8 | */
|
|---|
| 9 |
|
|---|
| 10 |
|
|---|
| 11 | #ifndef VK_PLATFORM_H_
|
|---|
| 12 | #define VK_PLATFORM_H_
|
|---|
| 13 |
|
|---|
| 14 | #ifdef __cplusplus
|
|---|
| 15 | extern "C"
|
|---|
| 16 | {
|
|---|
| 17 | #endif // __cplusplus
|
|---|
| 18 |
|
|---|
| 19 | /*
|
|---|
| 20 | ***************************************************************************************************
|
|---|
| 21 | * Platform-specific directives and type declarations
|
|---|
| 22 | ***************************************************************************************************
|
|---|
| 23 | */
|
|---|
| 24 |
|
|---|
| 25 | /* Platform-specific calling convention macros.
|
|---|
| 26 | *
|
|---|
| 27 | * Platforms should define these so that Vulkan clients call Vulkan commands
|
|---|
| 28 | * with the same calling conventions that the Vulkan implementation expects.
|
|---|
| 29 | *
|
|---|
| 30 | * VKAPI_ATTR - Placed before the return type in function declarations.
|
|---|
| 31 | * Useful for C++11 and GCC/Clang-style function attribute syntax.
|
|---|
| 32 | * VKAPI_CALL - Placed after the return type in function declarations.
|
|---|
| 33 | * Useful for MSVC-style calling convention syntax.
|
|---|
| 34 | * VKAPI_PTR - Placed between the '(' and '*' in function pointer types.
|
|---|
| 35 | *
|
|---|
| 36 | * Function declaration: VKAPI_ATTR void VKAPI_CALL vkCommand(void);
|
|---|
| 37 | * Function pointer type: typedef void (VKAPI_PTR *PFN_vkCommand)(void);
|
|---|
| 38 | */
|
|---|
| 39 | #if defined(_WIN32)
|
|---|
| 40 | // On Windows, Vulkan commands use the stdcall convention
|
|---|
| 41 | #define VKAPI_ATTR
|
|---|
| 42 | #define VKAPI_CALL __stdcall
|
|---|
| 43 | #define VKAPI_PTR VKAPI_CALL
|
|---|
| 44 | #elif defined(__ANDROID__) && defined(__ARM_ARCH) && __ARM_ARCH < 7
|
|---|
| 45 | #error "Vulkan isn't supported for the 'armeabi' NDK ABI"
|
|---|
| 46 | #elif defined(__ANDROID__) && defined(__ARM_ARCH) && __ARM_ARCH >= 7 && defined(__ARM_32BIT_STATE)
|
|---|
| 47 | // On Android 32-bit ARM targets, Vulkan functions use the "hardfloat"
|
|---|
| 48 | // calling convention, i.e. float parameters are passed in registers. This
|
|---|
| 49 | // is true even if the rest of the application passes floats on the stack,
|
|---|
| 50 | // as it does by default when compiling for the armeabi-v7a NDK ABI.
|
|---|
| 51 | #define VKAPI_ATTR __attribute__((pcs("aapcs-vfp")))
|
|---|
| 52 | #define VKAPI_CALL
|
|---|
| 53 | #define VKAPI_PTR VKAPI_ATTR
|
|---|
| 54 | #else
|
|---|
| 55 | // On other platforms, use the default calling convention
|
|---|
| 56 | #define VKAPI_ATTR
|
|---|
| 57 | #define VKAPI_CALL
|
|---|
| 58 | #define VKAPI_PTR
|
|---|
| 59 | #endif
|
|---|
| 60 |
|
|---|
| 61 | #if !defined(VK_NO_STDDEF_H)
|
|---|
| 62 | #include <stddef.h>
|
|---|
| 63 | #endif // !defined(VK_NO_STDDEF_H)
|
|---|
| 64 |
|
|---|
| 65 | #if !defined(VK_NO_STDINT_H)
|
|---|
| 66 | #if defined(_MSC_VER) && (_MSC_VER < 1600)
|
|---|
| 67 | typedef signed __int8 int8_t;
|
|---|
| 68 | typedef unsigned __int8 uint8_t;
|
|---|
| 69 | typedef signed __int16 int16_t;
|
|---|
| 70 | typedef unsigned __int16 uint16_t;
|
|---|
| 71 | typedef signed __int32 int32_t;
|
|---|
| 72 | typedef unsigned __int32 uint32_t;
|
|---|
| 73 | typedef signed __int64 int64_t;
|
|---|
| 74 | typedef unsigned __int64 uint64_t;
|
|---|
| 75 | #else
|
|---|
| 76 | #include <stdint.h>
|
|---|
| 77 | #endif
|
|---|
| 78 | #endif // !defined(VK_NO_STDINT_H)
|
|---|
| 79 |
|
|---|
| 80 | #ifdef __cplusplus
|
|---|
| 81 | } // extern "C"
|
|---|
| 82 | #endif // __cplusplus
|
|---|
| 83 |
|
|---|
| 84 | #endif
|
|---|
