1 /**************************************************************************
2  *
3  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
4  * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
5  * Copyright 2010 LunarG, Inc.
6  * All Rights Reserved.
7  *
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:
15  *
16  * The above copyright notice and this permission notice (including the
17  * next paragraph) shall be included in all copies or substantial portions
18  * of the Software.
19  *
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.
27  *
28  **************************************************************************/
29 
30 
31 #ifndef EGLMODE_INCLUDED
32 #define EGLMODE_INCLUDED
33 
34 #include "egltypedefs.h"
35 
36 
37 #ifdef EGL_MESA_screen_surface
38 
39 
40 #define EGL_NO_MODE_MESA 0
41 
42 
43 /**
44  * Data structure which corresponds to an EGLModeMESA.
45  */
46 struct _egl_mode
47 {
48    EGLModeMESA Handle;     /* the public/opaque handle which names this mode */
49    EGLint Width, Height;   /* size in pixels */
50    EGLint RefreshRate;     /* rate * 1000.0 */
51    EGLint Optimal;
52    EGLint Interlaced;
53    const char *Name;
54 
55    /* Other possible attributes */
56    /* interlaced */
57    /* external sync */
58 };
59 
60 
61 extern _EGLMode *
62 _eglLookupMode(EGLModeMESA mode, _EGLDisplay *dpy);
63 
64 
65 extern EGLBoolean
66 _eglChooseModeMESA(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *scrn,
67                    const EGLint *attrib_list, EGLModeMESA *modes,
68                    EGLint modes_size, EGLint *num_modes);
69 
70 
71 extern EGLBoolean
72 _eglGetModesMESA(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *scrn,
73                  EGLModeMESA *modes, EGLint modes_size, EGLint *num_modes);
74 
75 
76 extern EGLBoolean
77 _eglGetModeAttribMESA(_EGLDriver *drv, _EGLDisplay *dpy, _EGLMode *m,
78                       EGLint attribute, EGLint *value);
79 
80 
81 extern const char *
82 _eglQueryModeStringMESA(_EGLDriver *drv, _EGLDisplay *dpy, _EGLMode *m);
83 
84 
85 #endif /* EGL_MESA_screen_surface */
86 
87 
88 #endif /* EGLMODE_INCLUDED */
89