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      1 #ifndef __eglplatform_h_
      2 #define __eglplatform_h_
      3 
      4 /*
      5 ** Copyright (c) 2007-2016 The Khronos Group Inc.
      6 **
      7 ** Permission is hereby granted, free of charge, to any person obtaining a
      8 ** copy of this software and/or associated documentation files (the
      9 ** "Materials"), to deal in the Materials without restriction, including
     10 ** without limitation the rights to use, copy, modify, merge, publish,
     11 ** distribute, sublicense, and/or sell copies of the Materials, and to
     12 ** permit persons to whom the Materials are furnished to do so, subject to
     13 ** the following conditions:
     14 **
     15 ** The above copyright notice and this permission notice shall be included
     16 ** in all copies or substantial portions of the Materials.
     17 **
     18 ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     19 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     20 ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
     21 ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
     22 ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
     23 ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
     24 ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
     25 */
     26 
     27 /* Platform-specific types and definitions for egl.h
     28  * $Revision: 30994 $ on $Date: 2015-04-30 13:36:48 -0700 (Thu, 30 Apr 2015) $
     29  *
     30  * Adopters may modify khrplatform.h and this file to suit their platform.
     31  * You are encouraged to submit all modifications to the Khronos group so that
     32  * they can be included in future versions of this file.  Please submit changes
     33  * by sending them to the public Khronos Bugzilla (http://khronos.org/bugzilla)
     34  * by filing a bug against product "EGL" component "Registry".
     35  */
     36 
     37 #include <KHR/khrplatform.h>
     38 
     39 /* Macros used in EGL function prototype declarations.
     40  *
     41  * EGL functions should be prototyped as:
     42  *
     43  * EGLAPI return-type EGLAPIENTRY eglFunction(arguments);
     44  * typedef return-type (EXPAPIENTRYP PFNEGLFUNCTIONPROC) (arguments);
     45  *
     46  * KHRONOS_APICALL and KHRONOS_APIENTRY are defined in KHR/khrplatform.h
     47  */
     48 
     49 #ifndef EGLAPI
     50 #define EGLAPI KHRONOS_APICALL
     51 #endif
     52 
     53 #ifndef EGLAPIENTRY
     54 #define EGLAPIENTRY  KHRONOS_APIENTRY
     55 #endif
     56 #define EGLAPIENTRYP EGLAPIENTRY*
     57 
     58 /* The types NativeDisplayType, NativeWindowType, and NativePixmapType
     59  * are aliases of window-system-dependent types, such as X Display * or
     60  * Windows Device Context. They must be defined in platform-specific
     61  * code below. The EGL-prefixed versions of Native*Type are the same
     62  * types, renamed in EGL 1.3 so all types in the API start with "EGL".
     63  *
     64  * Khronos STRONGLY RECOMMENDS that you use the default definitions
     65  * provided below, since these changes affect both binary and source
     66  * portability of applications using EGL running on different EGL
     67  * implementations.
     68  */
     69 
     70 #if defined(_WIN32) || defined(__VC32__) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__) /* Win32 and WinCE */
     71 #ifndef WIN32_LEAN_AND_MEAN
     72 #define WIN32_LEAN_AND_MEAN 1
     73 #endif
     74 #include <windows.h>
     75 
     76 typedef HDC     EGLNativeDisplayType;
     77 typedef HBITMAP EGLNativePixmapType;
     78 typedef HWND    EGLNativeWindowType;
     79 
     80 #elif defined(__APPLE__) || defined(__WINSCW__) || defined(__SYMBIAN32__)  /* Symbian */
     81 
     82 typedef int   EGLNativeDisplayType;
     83 typedef void *EGLNativeWindowType;
     84 typedef void *EGLNativePixmapType;
     85 
     86 #elif defined(__ANDROID__) || defined(ANDROID)
     87 
     88 struct ANativeWindow;
     89 struct egl_native_pixmap_t;
     90 
     91 typedef struct ANativeWindow*           EGLNativeWindowType;
     92 typedef struct egl_native_pixmap_t*     EGLNativePixmapType;
     93 typedef void*                           EGLNativeDisplayType;
     94 
     95 #elif defined(__unix__)
     96 
     97 /* X11 (tentative)  */
     98 #include <X11/Xlib.h>
     99 #include <X11/Xutil.h>
    100 
    101 typedef Display *EGLNativeDisplayType;
    102 typedef Pixmap   EGLNativePixmapType;
    103 typedef Window   EGLNativeWindowType;
    104 
    105 #else
    106 #error "Platform not recognized"
    107 #endif
    108 
    109 /* EGL 1.2 types, renamed for consistency in EGL 1.3 */
    110 typedef EGLNativeDisplayType NativeDisplayType;
    111 typedef EGLNativePixmapType  NativePixmapType;
    112 typedef EGLNativeWindowType  NativeWindowType;
    113 
    114 
    115 /* Define EGLint. This must be a signed integral type large enough to contain
    116  * all legal attribute names and values passed into and out of EGL, whether
    117  * their type is boolean, bitmask, enumerant (symbolic constant), integer,
    118  * handle, or other.  While in general a 32-bit integer will suffice, if
    119  * handles are 64 bit types, then EGLint should be defined as a signed 64-bit
    120  * integer type.
    121  */
    122 typedef khronos_int32_t EGLint;
    123 
    124 
    125 /* C++ / C typecast macros for special EGL handle values */
    126 #if defined(__cplusplus)
    127 #define EGL_CAST(type, value) (static_cast<type>(value))
    128 #else
    129 #define EGL_CAST(type, value) ((type) (value))
    130 #endif
    131 
    132 #endif /* __eglplatform_h */
    133