1 | #ifndef __eglplatform_h_ |
2 | #define __eglplatform_h_ |
3 | |
4 | /* |
5 | ** Copyright 2007-2020 The Khronos Group Inc. |
6 | ** SPDX-License-Identifier: Apache-2.0 |
7 | */ |
8 | |
9 | /* Platform-specific types and definitions for egl.h |
10 | * |
11 | * Adopters may modify khrplatform.h and this file to suit their platform. |
12 | * You are encouraged to submit all modifications to the Khronos group so that |
13 | * they can be included in future versions of this file. Please submit changes |
14 | * by filing an issue or pull request on the public Khronos EGL Registry, at |
15 | * https://www.github.com/KhronosGroup/EGL-Registry/ |
16 | */ |
17 | |
18 | #include <KHR/khrplatform.h> |
19 | |
20 | /* Macros used in EGL function prototype declarations. |
21 | * |
22 | * EGL functions should be prototyped as: |
23 | * |
24 | * EGLAPI return-type EGLAPIENTRY eglFunction(arguments); |
25 | * typedef return-type (EXPAPIENTRYP PFNEGLFUNCTIONPROC) (arguments); |
26 | * |
27 | * KHRONOS_APICALL and KHRONOS_APIENTRY are defined in KHR/khrplatform.h |
28 | */ |
29 | |
30 | #ifndef EGLAPI |
31 | #define EGLAPI KHRONOS_APICALL |
32 | #endif |
33 | |
34 | #ifndef EGLAPIENTRY |
35 | #define EGLAPIENTRY KHRONOS_APIENTRY |
36 | #endif |
37 | #define EGLAPIENTRYP EGLAPIENTRY* |
38 | |
39 | /* The types NativeDisplayType, NativeWindowType, and NativePixmapType |
40 | * are aliases of window-system-dependent types, such as X Display * or |
41 | * Windows Device Context. They must be defined in platform-specific |
42 | * code below. The EGL-prefixed versions of Native*Type are the same |
43 | * types, renamed in EGL 1.3 so all types in the API start with "EGL". |
44 | * |
45 | * Khronos STRONGLY RECOMMENDS that you use the default definitions |
46 | * provided below, since these changes affect both binary and source |
47 | * portability of applications using EGL running on different EGL |
48 | * implementations. |
49 | */ |
50 | |
51 | #if defined(EGL_NO_PLATFORM_SPECIFIC_TYPES) |
52 | |
53 | typedef void *EGLNativeDisplayType; |
54 | typedef void *EGLNativePixmapType; |
55 | typedef void *EGLNativeWindowType; |
56 | |
57 | #elif defined(_WIN32) || defined(__VC32__) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__) /* Win32 and WinCE */ |
58 | #ifndef WIN32_LEAN_AND_MEAN |
59 | #define WIN32_LEAN_AND_MEAN 1 |
60 | #endif |
61 | #include <windows.h> |
62 | |
63 | typedef HDC EGLNativeDisplayType; |
64 | typedef HBITMAP EGLNativePixmapType; |
65 | typedef HWND EGLNativeWindowType; |
66 | |
67 | #elif defined(__EMSCRIPTEN__) |
68 | |
69 | typedef int EGLNativeDisplayType; |
70 | typedef int EGLNativePixmapType; |
71 | typedef int EGLNativeWindowType; |
72 | |
73 | #elif defined(__WINSCW__) || defined(__SYMBIAN32__) /* Symbian */ |
74 | |
75 | typedef int EGLNativeDisplayType; |
76 | typedef void *EGLNativePixmapType; |
77 | typedef void *EGLNativeWindowType; |
78 | |
79 | #elif defined(WL_EGL_PLATFORM) |
80 | |
81 | typedef struct wl_display *EGLNativeDisplayType; |
82 | typedef struct wl_egl_pixmap *EGLNativePixmapType; |
83 | typedef struct wl_egl_window *EGLNativeWindowType; |
84 | |
85 | #elif defined(__GBM__) |
86 | |
87 | typedef struct gbm_device *EGLNativeDisplayType; |
88 | typedef struct gbm_bo *EGLNativePixmapType; |
89 | typedef void *EGLNativeWindowType; |
90 | |
91 | #elif defined(__ANDROID__) || defined(ANDROID) |
92 | |
93 | struct ANativeWindow; |
94 | struct egl_native_pixmap_t; |
95 | |
96 | typedef void* EGLNativeDisplayType; |
97 | typedef struct egl_native_pixmap_t* EGLNativePixmapType; |
98 | typedef struct ANativeWindow* EGLNativeWindowType; |
99 | |
100 | #elif defined(USE_OZONE) |
101 | |
102 | typedef intptr_t EGLNativeDisplayType; |
103 | typedef intptr_t EGLNativePixmapType; |
104 | typedef intptr_t EGLNativeWindowType; |
105 | |
106 | #elif defined(USE_X11) |
107 | |
108 | /* X11 (tentative) */ |
109 | #include <X11/Xlib.h> |
110 | #include <X11/Xutil.h> |
111 | |
112 | typedef Display *EGLNativeDisplayType; |
113 | typedef Pixmap EGLNativePixmapType; |
114 | typedef Window EGLNativeWindowType; |
115 | |
116 | #elif defined(__unix__) |
117 | |
118 | typedef void *EGLNativeDisplayType; |
119 | typedef khronos_uintptr_t EGLNativePixmapType; |
120 | typedef khronos_uintptr_t EGLNativeWindowType; |
121 | |
122 | #elif defined(__APPLE__) |
123 | |
124 | typedef int EGLNativeDisplayType; |
125 | typedef void *EGLNativePixmapType; |
126 | typedef void *EGLNativeWindowType; |
127 | |
128 | #elif defined(__HAIKU__) |
129 | |
130 | #include <kernel/image.h> |
131 | |
132 | typedef void *EGLNativeDisplayType; |
133 | typedef khronos_uintptr_t EGLNativePixmapType; |
134 | typedef khronos_uintptr_t EGLNativeWindowType; |
135 | |
136 | #elif defined(__Fuchsia__) |
137 | |
138 | typedef void *EGLNativeDisplayType; |
139 | typedef khronos_uintptr_t EGLNativePixmapType; |
140 | typedef khronos_uintptr_t EGLNativeWindowType; |
141 | |
142 | #else |
143 | #error "Platform not recognized" |
144 | #endif |
145 | |
146 | /* EGL 1.2 types, renamed for consistency in EGL 1.3 */ |
147 | typedef EGLNativeDisplayType NativeDisplayType; |
148 | typedef EGLNativePixmapType NativePixmapType; |
149 | typedef EGLNativeWindowType NativeWindowType; |
150 | |
151 | |
152 | /* Define EGLint. This must be a signed integral type large enough to contain |
153 | * all legal attribute names and values passed into and out of EGL, whether |
154 | * their type is boolean, bitmask, enumerant (symbolic constant), integer, |
155 | * handle, or other. While in general a 32-bit integer will suffice, if |
156 | * handles are 64 bit types, then EGLint should be defined as a signed 64-bit |
157 | * integer type. |
158 | */ |
159 | typedef khronos_int32_t EGLint; |
160 | |
161 | |
162 | /* C++ / C typecast macros for special EGL handle values */ |
163 | #if defined(__cplusplus) |
164 | #define EGL_CAST(type, value) (static_cast<type>(value)) |
165 | #else |
166 | #define EGL_CAST(type, value) ((type) (value)) |
167 | #endif |
168 | |
169 | #endif /* __eglplatform_h */ |
170 | |