src/gallium/state_trackers/wgl/stw_device.h

   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
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  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 stw_framebuffer;
  44
  45 struct stw_device
  46 {
  47    const struct stw_winsys *stw_winsys;
  48
  49    struct pipe_screen *screen;
  50
  51    LUID AdapterLuid;
  52
  53    struct stw_pixelformat_info pixelformats[STW_MAX_PIXELFORMATS];
  54    unsigned pixelformat_count;
  55    unsigned pixelformat_extended_count;
  56
  57    GLCALLBACKTABLE callbacks;
  58
  59    pipe_mutex ctx_mutex;
  60    struct handle_table *ctx_table;
  61
  62    pipe_mutex fb_mutex;
  63    struct stw_framebuffer *fb_head;
  64
  65 #ifdef DEBUG
  66    unsigned long memdbg_no;
  67 #endif
  68 };
  69
  70 struct stw_context *
  71 stw_lookup_context_locked( DHGLRC hglrc );
  72
  73 extern struct stw_device *stw_dev;
  74
  75
  76 #endif /* STW_DEVICE_H_ */