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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_DEVICE_H_
  29. #define STW_DEVICE_H_
  30.  
  31.  
  32. #include "pipe/p_compiler.h"
  33. #include "os/os_thread.h"
  34. #include "util/u_handle_table.h"
  35. #include "stw_icd.h"
  36. #include "stw_pixelformat.h"
  37.  
  38.  
  39. #define STW_MAX_PIXELFORMATS   256
  40.  
  41.  
  42. struct pipe_screen;
  43. struct st_api;
  44. struct st_manager;
  45. struct stw_framebuffer;
  46.  
  47. struct stw_device
  48. {
  49.    const struct stw_winsys *stw_winsys;
  50.    
  51.    struct pipe_screen *screen;
  52.    
  53.    /* Cache some PIPE_CAP_* */
  54.    unsigned max_2d_levels;
  55.    unsigned max_2d_length;
  56.  
  57.    struct st_api *stapi;
  58.    struct st_manager *smapi;
  59.  
  60.    LUID AdapterLuid;
  61.  
  62.    struct stw_pixelformat_info pixelformats[STW_MAX_PIXELFORMATS];
  63.    unsigned pixelformat_count;
  64.    unsigned pixelformat_extended_count;
  65.  
  66.    GLCALLBACKTABLE callbacks;
  67.  
  68.    pipe_mutex ctx_mutex;
  69.    struct handle_table *ctx_table;
  70.    
  71.    pipe_mutex fb_mutex;
  72.    struct stw_framebuffer *fb_head;
  73.    
  74. #ifdef DEBUG
  75.    unsigned long memdbg_no;
  76. #endif
  77. };
  78.  
  79. struct stw_context *
  80. stw_lookup_context_locked( DHGLRC hglrc );
  81.  
  82. extern struct stw_device *stw_dev;
  83.  
  84.  
  85. #endif /* STW_DEVICE_H_ */
  86.