|  | #ifndef __khrplatform_h_ | 
|  | #define __khrplatform_h_ | 
|  |  | 
|  | /* | 
|  | ** Copyright (c) 2008-2009 The Khronos Group Inc. | 
|  | ** | 
|  | ** Permission is hereby granted, free of charge, to any person obtaining a | 
|  | ** copy of this software and/or associated documentation files (the | 
|  | ** "Materials"), to deal in the Materials without restriction, including | 
|  | ** without limitation the rights to use, copy, modify, merge, publish, | 
|  | ** distribute, sublicense, and/or sell copies of the Materials, and to | 
|  | ** permit persons to whom the Materials are furnished to do so, subject to | 
|  | ** the following conditions: | 
|  | ** | 
|  | ** The above copyright notice and this permission notice shall be included | 
|  | ** in all copies or substantial portions of the Materials. | 
|  | ** | 
|  | ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | 
|  | ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | 
|  | ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | 
|  | ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY | 
|  | ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, | 
|  | ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE | 
|  | ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. | 
|  | */ | 
|  |  | 
|  | /* Platform-specific types and definitions. | 
|  | * $Revision: 7244 $ on $Date: 2009-01-20 17:06:59 -0800 (Tue, 20 Jan 2009) $ | 
|  | * | 
|  | * Adopters may modify this file to suit their platform. Adopters are | 
|  | * encouraged to submit platform specific modifications to the Khronos | 
|  | * group so that they can be included in future versions of this file. | 
|  | * Please submit changes by sending them to the public Khronos Bugzilla | 
|  | * (http://khronos.org/bugzilla) by filing a bug against product | 
|  | * "Khronos (general)" component "Registry". | 
|  | * | 
|  | * A predefined template which fills in some of the bug fields can be | 
|  | * reached using http://tinyurl.com/khrplatform-h-bugreport, but you | 
|  | * must create a Bugzilla login first. | 
|  | * | 
|  | * | 
|  | * See the Implementer's Guidelines for information about where this file | 
|  | * should be located on your system. | 
|  | *    http://www.khronos.org/registry/implementers_guide.pdf | 
|  | * | 
|  | * | 
|  | * This file should be included as | 
|  | *        #include <KHR/khrplatform.h> | 
|  | * by the Khronos API header file that uses its types and defines. | 
|  | * | 
|  | * The types in this file should only be used to define API-specific types. | 
|  | * Types defined in this file: | 
|  | *    khronos_int8_t              signed   8  bit | 
|  | *    khronos_uint8_t             unsigned 8  bit | 
|  | *    khronos_int16_t             signed   16 bit | 
|  | *    khronos_uint16_t            unsigned 16 bit | 
|  | *    khronos_int32_t             signed   32 bit | 
|  | *    khronos_uint32_t            unsigned 32 bit | 
|  | *    khronos_int64_t             signed   64 bit | 
|  | *    khronos_uint64_t            unsigned 64 bit | 
|  | *    khronos_intptr_t            signed   same number of bits as a pointer | 
|  | *    khronos_uintptr_t           unsigned same number of bits as a pointer | 
|  | *    khronos_ssize_t             signed   size | 
|  | *    khronos_usize_t             unsigned size | 
|  | *    khronos_float_t             signed   32 bit floating point | 
|  | *    khronos_time_ns_t           unsigned 64 bit time in nanoseconds | 
|  | *    khronos_utime_nanoseconds_t unsigned time interval or absolute time in | 
|  | *                                         nanoseconds | 
|  | *    khronos_stime_nanoseconds_t signed time interval in nanoseconds | 
|  | * | 
|  | * KHRONOS_SUPPORT_INT64 is 1 if 64 bit integers are supported; otherwise 0. | 
|  | * KHRONOS_SUPPORT_FLOAT is 1 if floats are supported; otherwise 0. | 
|  | * | 
|  | * | 
|  | * Macros defined in this file: | 
|  | *    KHRONOS_APICALL | 
|  | *    KHRONOS_APIENTRY | 
|  | *    KHRONOS_APIATTRIBUTES | 
|  | * These may be used in function prototypes as: | 
|  | *      KHRONOS_APICALL void KHRONOS_APIENTRY funcname( | 
|  | *                                  int arg1, | 
|  | *                                  int arg2) KHRONOS_APIATTRIBUTES; | 
|  | */ | 
|  |  | 
|  | /*------------------------------------------------------------------------- | 
|  | * Definition of KHRONOS_APICALL | 
|  | *------------------------------------------------------------------------- | 
|  | * This precedes the return type of the function in the function prototype. | 
|  | */ | 
|  | #if defined(_WIN32) && !defined(__SCITECH_SNAP__) | 
|  | #   define KHRONOS_APICALL __declspec(dllimport) | 
|  | #elif defined (__SYMBIAN32__) | 
|  | #   define KHRONOS_APICALL IMPORT_C | 
|  | #elif defined(ANDROID) | 
|  | #   define KHRONOS_APICALL __attribute__((visibility("default"))) | 
|  | #else | 
|  | #   define KHRONOS_APICALL | 
|  | #endif | 
|  |  | 
|  | /*------------------------------------------------------------------------- | 
|  | * Definition of KHRONOS_APIENTRY | 
|  | *------------------------------------------------------------------------- | 
|  | * This follows the return type of the function  and precedes the function | 
|  | * name in the function prototype. | 
|  | */ | 
|  | #if defined(_WIN32) && !defined(_WIN32_WCE) && !defined(__SCITECH_SNAP__) | 
|  | /* Win32 but not WinCE */ | 
|  | #   define KHRONOS_APIENTRY __stdcall | 
|  | #else | 
|  | #   define KHRONOS_APIENTRY | 
|  | #endif | 
|  |  | 
|  | /*------------------------------------------------------------------------- | 
|  | * Definition of KHRONOS_APIATTRIBUTES | 
|  | *------------------------------------------------------------------------- | 
|  | * This follows the closing parenthesis of the function prototype arguments. | 
|  | */ | 
|  | #if defined (__ARMCC_2__) | 
|  | #define KHRONOS_APIATTRIBUTES __softfp | 
|  | #else | 
|  | #define KHRONOS_APIATTRIBUTES | 
|  | #endif | 
|  |  | 
|  | /*------------------------------------------------------------------------- | 
|  | * basic type definitions | 
|  | *-----------------------------------------------------------------------*/ | 
|  | #if (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || defined(__GNUC__) || defined(__SCO__) || defined(__USLC__) | 
|  |  | 
|  |  | 
|  | /* | 
|  | * Using <stdint.h> | 
|  | */ | 
|  | #include <stdint.h> | 
|  | typedef int32_t                 khronos_int32_t; | 
|  | typedef uint32_t                khronos_uint32_t; | 
|  | typedef int64_t                 khronos_int64_t; | 
|  | typedef uint64_t                khronos_uint64_t; | 
|  | #define KHRONOS_SUPPORT_INT64   1 | 
|  | #define KHRONOS_SUPPORT_FLOAT   1 | 
|  |  | 
|  | #elif defined(__VMS ) || defined(__sgi) | 
|  |  | 
|  | /* | 
|  | * Using <inttypes.h> | 
|  | */ | 
|  | #include <inttypes.h> | 
|  | typedef int32_t                 khronos_int32_t; | 
|  | typedef uint32_t                khronos_uint32_t; | 
|  | typedef int64_t                 khronos_int64_t; | 
|  | typedef uint64_t                khronos_uint64_t; | 
|  | #define KHRONOS_SUPPORT_INT64   1 | 
|  | #define KHRONOS_SUPPORT_FLOAT   1 | 
|  |  | 
|  | #elif defined(_WIN32) && !defined(__SCITECH_SNAP__) | 
|  |  | 
|  | /* | 
|  | * Win32 | 
|  | */ | 
|  | typedef __int32                 khronos_int32_t; | 
|  | typedef unsigned __int32        khronos_uint32_t; | 
|  | typedef __int64                 khronos_int64_t; | 
|  | typedef unsigned __int64        khronos_uint64_t; | 
|  | #define KHRONOS_SUPPORT_INT64   1 | 
|  | #define KHRONOS_SUPPORT_FLOAT   1 | 
|  |  | 
|  | #elif defined(__sun__) || defined(__digital__) | 
|  |  | 
|  | /* | 
|  | * Sun or Digital | 
|  | */ | 
|  | typedef int                     khronos_int32_t; | 
|  | typedef unsigned int            khronos_uint32_t; | 
|  | #if defined(__arch64__) || defined(_LP64) | 
|  | typedef long int                khronos_int64_t; | 
|  | typedef unsigned long int       khronos_uint64_t; | 
|  | #else | 
|  | typedef long long int           khronos_int64_t; | 
|  | typedef unsigned long long int  khronos_uint64_t; | 
|  | #endif /* __arch64__ */ | 
|  | #define KHRONOS_SUPPORT_INT64   1 | 
|  | #define KHRONOS_SUPPORT_FLOAT   1 | 
|  |  | 
|  | #elif 0 | 
|  |  | 
|  | /* | 
|  | * Hypothetical platform with no float or int64 support | 
|  | */ | 
|  | typedef int                     khronos_int32_t; | 
|  | typedef unsigned int            khronos_uint32_t; | 
|  | #define KHRONOS_SUPPORT_INT64   0 | 
|  | #define KHRONOS_SUPPORT_FLOAT   0 | 
|  |  | 
|  | #else | 
|  |  | 
|  | /* | 
|  | * Generic fallback | 
|  | */ | 
|  | #include <stdint.h> | 
|  | typedef int32_t                 khronos_int32_t; | 
|  | typedef uint32_t                khronos_uint32_t; | 
|  | typedef int64_t                 khronos_int64_t; | 
|  | typedef uint64_t                khronos_uint64_t; | 
|  | #define KHRONOS_SUPPORT_INT64   1 | 
|  | #define KHRONOS_SUPPORT_FLOAT   1 | 
|  |  | 
|  | #endif | 
|  |  | 
|  |  | 
|  | /* | 
|  | * Types that are (so far) the same on all platforms | 
|  | */ | 
|  | typedef signed   char          khronos_int8_t; | 
|  | typedef unsigned char          khronos_uint8_t; | 
|  | typedef signed   short int     khronos_int16_t; | 
|  | typedef unsigned short int     khronos_uint16_t; | 
|  | typedef signed   long  int     khronos_intptr_t; | 
|  | typedef unsigned long  int     khronos_uintptr_t; | 
|  | typedef signed   long  int     khronos_ssize_t; | 
|  | typedef unsigned long  int     khronos_usize_t; | 
|  |  | 
|  | #if KHRONOS_SUPPORT_FLOAT | 
|  | /* | 
|  | * Float type | 
|  | */ | 
|  | typedef          float         khronos_float_t; | 
|  | #endif | 
|  |  | 
|  | #if KHRONOS_SUPPORT_INT64 | 
|  | /* Time types | 
|  | * | 
|  | * These types can be used to represent a time interval in nanoseconds or | 
|  | * an absolute Unadjusted System Time.  Unadjusted System Time is the number | 
|  | * of nanoseconds since some arbitrary system event (e.g. since the last | 
|  | * time the system booted).  The Unadjusted System Time is an unsigned | 
|  | * 64 bit value that wraps back to 0 every 584 years.  Time intervals | 
|  | * may be either signed or unsigned. | 
|  | */ | 
|  | typedef khronos_uint64_t       khronos_utime_nanoseconds_t; | 
|  | typedef khronos_int64_t        khronos_stime_nanoseconds_t; | 
|  | #endif | 
|  |  | 
|  |  | 
|  | #endif /* __khrplatform_h_ */ |