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  1. /**************************************************************************
  2.  *
  3.  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
  4.  * All Rights Reserved.
  5.  *
  6.  * Permission is hereby granted, free of charge, to any person obtaining a
  7.  * copy of this software and associated documentation files (the
  8.  * "Software"), to deal in the Software without restriction, including
  9.  * without limitation the rights to use, copy, modify, merge, publish,
  10.  * distribute, sub license, and/or sell copies of the Software, and to
  11.  * permit persons to whom the Software is furnished to do so, subject to
  12.  * the following conditions:
  13.  *
  14.  * The above copyright notice and this permission notice (including the
  15.  * next paragraph) shall be included in all copies or substantial portions
  16.  * of the Software.
  17.  *
  18.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21.  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25.  *
  26.  **************************************************************************/
  27.  
  28. #ifndef STW_CONTEXT_H
  29. #define STW_CONTEXT_H
  30.  
  31. #include <windows.h>
  32.  
  33. struct hud_context;
  34. struct stw_framebuffer;
  35. struct st_context_iface;
  36.  
  37. struct stw_context
  38. {
  39.    struct st_context_iface *st;
  40.    DHGLRC dhglrc;
  41.    int iPixelFormat;
  42.    HDC hdc;
  43.  
  44.    struct stw_framebuffer *current_framebuffer;
  45.  
  46.    struct hud_context *hud;
  47. };
  48.  
  49. DHGLRC stw_create_context_attribs( HDC hdc, INT iLayerPlane, DHGLRC hShareContext,
  50.                                    int majorVersion, int minorVersion, int contextFlags, int profileMask );
  51.  
  52. DHGLRC stw_get_current_context( void );
  53.  
  54. struct stw_context *stw_current_context(void);
  55.  
  56. HDC stw_get_current_dc( void );
  57.  
  58. BOOL stw_make_current( HDC hdc, DHGLRC dhglrc );
  59.  
  60. void stw_flush_current_locked( struct stw_framebuffer *fb );
  61. void stw_notify_current_locked( struct stw_framebuffer *fb );
  62.  
  63. #endif /* STW_CONTEXT_H */
  64.