1 /**************************************************************************
3 * Copyright 2008 VMware, Inc.
4 * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
5 * Copyright 2010-2011 LunarG, Inc.
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the
10 * "Software"), to deal in the Software without restriction, including
11 * without limitation the rights to use, copy, modify, merge, publish,
12 * distribute, sub license, and/or sell copies of the Software, and to
13 * permit persons to whom the Software is furnished to do so, subject to
14 * the following conditions:
16 * The above copyright notice and this permission notice (including the
17 * next paragraph) shall be included in all copies or substantial portions
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
23 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
26 * DEALINGS IN THE SOFTWARE.
28 **************************************************************************/
31 #ifndef EGLDISPLAY_INCLUDED
32 #define EGLDISPLAY_INCLUDED
35 #include "egltypedefs.h"
36 #include "egldefines.h"
41 enum _egl_platform_type
{
42 _EGL_PLATFORM_WINDOWS
,
44 _EGL_PLATFORM_WAYLAND
,
48 _EGL_PLATFORM_ANDROID
,
51 _EGL_INVALID_PLATFORM
= -1
53 typedef enum _egl_platform_type _EGLPlatformType
;
56 enum _egl_resource_type
{
57 _EGL_RESOURCE_CONTEXT
,
58 _EGL_RESOURCE_SURFACE
,
64 /* this cannot and need not go into egltypedefs.h */
65 typedef enum _egl_resource_type _EGLResourceType
;
69 * A resource of a display.
73 /* which display the resource belongs to */
78 /* used to link resources of the same type */
84 * Optional EGL extensions info.
86 struct _egl_extensions
88 EGLBoolean MESA_screen_surface
;
89 EGLBoolean MESA_copy_context
;
90 EGLBoolean MESA_drm_display
;
91 EGLBoolean MESA_drm_image
;
92 EGLBoolean MESA_configless_context
;
94 EGLBoolean WL_bind_wayland_display
;
95 EGLBoolean WL_create_wayland_buffer_from_image
;
97 EGLBoolean KHR_image_base
;
98 EGLBoolean KHR_image_pixmap
;
99 EGLBoolean KHR_vg_parent_image
;
100 EGLBoolean KHR_gl_texture_2D_image
;
101 EGLBoolean KHR_gl_texture_cubemap_image
;
102 EGLBoolean KHR_gl_texture_3D_image
;
103 EGLBoolean KHR_gl_renderbuffer_image
;
105 EGLBoolean KHR_reusable_sync
;
106 EGLBoolean KHR_fence_sync
;
108 EGLBoolean KHR_surfaceless_context
;
109 EGLBoolean KHR_create_context
;
111 EGLBoolean NOK_swap_region
;
112 EGLBoolean NOK_texture_from_pixmap
;
114 EGLBoolean ANDROID_image_native_buffer
;
116 EGLBoolean NV_post_sub_buffer
;
118 EGLBoolean EXT_create_context_robustness
;
119 EGLBoolean EXT_buffer_age
;
120 EGLBoolean EXT_swap_buffers_with_damage
;
121 EGLBoolean EXT_image_dma_buf_import
;
127 /* used to link displays */
132 _EGLPlatformType Platform
; /**< The type of the platform display */
133 void *PlatformDisplay
; /**< A pointer to the platform display */
135 _EGLDriver
*Driver
; /**< Matched driver of the display */
136 EGLBoolean Initialized
; /**< True if the display is initialized */
138 /* options that affect how the driver initializes the display */
140 EGLBoolean TestOnly
; /**< Driver should not set fields when true */
141 EGLBoolean UseFallback
; /**< Use fallback driver (sw or less features) */
144 /* these fields are set by the driver during init */
145 void *DriverData
; /**< Driver private data */
146 EGLint VersionMajor
; /**< EGL major version */
147 EGLint VersionMinor
; /**< EGL minor version */
148 EGLint ClientAPIs
; /**< Bitmask of APIs supported (EGL_xxx_BIT) */
149 _EGLExtensions Extensions
; /**< Extensions supported */
151 /* these fields are derived from above */
152 char VersionString
[1000]; /**< EGL_VERSION */
153 char ClientAPIsString
[1000]; /**< EGL_CLIENT_APIS */
154 char ExtensionsString
[_EGL_MAX_EXTENSIONS_LEN
]; /**< EGL_EXTENSIONS */
159 /* lists of resources */
160 _EGLResource
*ResourceLists
[_EGL_NUM_RESOURCES
];
164 extern _EGLPlatformType
165 _eglGetNativePlatform(EGLNativeDisplayType nativeDisplay
);
169 _eglFiniDisplay(void);
173 _eglFindDisplay(_EGLPlatformType plat
, void *plat_dpy
);
177 _eglReleaseDisplayResources(_EGLDriver
*drv
, _EGLDisplay
*dpy
);
181 _eglCleanupDisplay(_EGLDisplay
*disp
);
185 _eglCheckDisplayHandle(EGLDisplay dpy
);
189 _eglCheckResource(void *res
, _EGLResourceType type
, _EGLDisplay
*dpy
);
193 * Lookup a handle to find the linked display.
194 * Return NULL if the handle has no corresponding linked display.
196 static INLINE _EGLDisplay
*
197 _eglLookupDisplay(EGLDisplay display
)
199 _EGLDisplay
*dpy
= (_EGLDisplay
*) display
;
200 if (!_eglCheckDisplayHandle(display
))
207 * Return the handle of a linked display, or EGL_NO_DISPLAY.
209 static INLINE EGLDisplay
210 _eglGetDisplayHandle(_EGLDisplay
*dpy
)
212 return (EGLDisplay
) ((dpy
) ? dpy
: EGL_NO_DISPLAY
);
217 _eglInitResource(_EGLResource
*res
, EGLint size
, _EGLDisplay
*dpy
);
221 _eglGetResource(_EGLResource
*res
);
225 _eglPutResource(_EGLResource
*res
);
229 _eglLinkResource(_EGLResource
*res
, _EGLResourceType type
);
233 _eglUnlinkResource(_EGLResource
*res
, _EGLResourceType type
);
237 * Return true if the resource is linked.
239 static INLINE EGLBoolean
240 _eglIsResourceLinked(_EGLResource
*res
)
242 return res
->IsLinked
;
246 #endif /* EGLDISPLAY_INCLUDED */