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  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.