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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