src/egl/main/eglmode.h

   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 */