include/EGL/eglplatform.h

   1 /* -*- mode: c; tab-width: 8; -*- */
   2 /* vi: set sw=4 ts=8: */
   3 /* Platform-specific types and definitions for egl.h */
   4
   5 #ifndef __eglplatform_h_
   6 #define __eglplatform_h_
   7
   8 /* Windows calling convention boilerplate */
   9 #if (defined(WIN32) || defined(_WIN32_WCE))
  10 #ifndef WIN32_LEAN_AND_MEAN
  11 #define WIN32_LEAN_AND_MEAN             // Exclude rarely-used stuff from Windows headers
  12 #endif
  13 #include <windows.h>
  14 #endif
  15
  16 #include <sys/types.h>
  17
  18 /* Macros used in EGL function prototype declarations.
  19  *
  20  * EGLAPI return-type EGLAPIENTRY eglFunction(arguments);
  21  * typedef return-type (EXPAPIENTRYP PFNEGLFUNCTIONPROC) (arguments);
  22  *
  23  * On Windows, EGLAPIENTRY can be defined like APIENTRY.
  24  * On most other platforms, it should be empty.
  25  */
  26
  27 #ifndef EGLAPIENTRY
  28 #define EGLAPIENTRY
  29 #endif
  30 #ifndef EGLAPIENTRYP
  31 #define EGLAPIENTRYP EGLAPIENTRY *
  32 #endif
  33 #ifndef EGLAPI
  34 #define EGLAPI extern
  35 #endif
  36
  37 /* The types NativeDisplayType, NativeWindowType, and NativePixmapType
  38  * are aliases of window-system-dependent types, such as X Display * or
  39  * Windows Device Context. They must be defined in platform-specific
  40  * code below. The EGL-prefixed versions of Native*Type are the same
  41  * types, renamed in EGL 1.3 so all types in the API start with "EGL".
  42  */
  43
  44 /* Unix (tentative)
  45     #include <X headers>
  46     typedef Display *NativeDisplayType;
  47       - or maybe, if encoding "hostname:display.head"
  48     typedef const char *NativeWindowType;
  49         etc.
  50  */
  51
  52
  53 #if (defined(WIN32) || defined(_WIN32_WCE))
  54
  55 /** BEGIN Added for Windows **/
  56 typedef long    int32_t;
  57 typedef HDC             NativeDisplayType;
  58 typedef HWND    NativeWindowType;
  59 typedef HBITMAP NativePixmapType;
  60 /** END Added for Windows **/
  61
  62 #elif defined(__gnu_linux__)
  63
  64 /** BEGIN Added for X (Mesa) **/
  65 #include <X11/Xlib.h>
  66 typedef Display *NativeDisplayType;
  67 typedef Window NativeWindowType;
  68 typedef Pixmap NativePixmapType;
  69 /** END Added for X (Mesa) **/
  70
  71 #endif
  72
  73 /* EGL 1.2 types, renamed for consistency in EGL 1.3 */
  74 typedef NativeDisplayType EGLNativeDisplayType;
  75 typedef NativePixmapType EGLNativePixmapType;
  76 typedef NativeWindowType EGLNativeWindowType;
  77
  78 #endif /* __eglplatform_h */