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      1 /**************************************************************************
      2  *
      3  * Copyright (C) 2009 VMware, Inc.
      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 VMWARE 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  * Author: Keith Whitwell <keithw (at) vmware.com>
     29  * Author: Jakob Bornecrantz <wallbraker (at) gmail.com>
     30  */
     31 
     32 #ifndef DRI_CONTEXT_H
     33 #define DRI_CONTEXT_H
     34 
     35 #include "dri_util.h"
     36 #include "pipe/p_compiler.h"
     37 #include "postprocess/filters.h"
     38 
     39 struct pipe_context;
     40 struct pipe_fence;
     41 struct st_api;
     42 struct st_context_iface;
     43 struct dri_drawable;
     44 
     45 struct dri_context
     46 {
     47    /* dri */
     48    __DRIscreen *sPriv;
     49    __DRIcontext *cPriv;
     50    __DRIdrawable *dPriv;
     51    __DRIdrawable *rPriv;
     52 
     53    driOptionCache optionCache;
     54 
     55    unsigned int bind_count;
     56 
     57    /* gallium */
     58    struct st_api *stapi;
     59    struct st_context_iface *st;
     60    struct pp_queue_t *pp;
     61    unsigned int pp_enabled[PP_FILTERS];
     62 };
     63 
     64 static INLINE struct dri_context *
     65 dri_context(__DRIcontext * driContextPriv)
     66 {
     67    if (!driContextPriv)
     68      return NULL;
     69    return (struct dri_context *)driContextPriv->driverPrivate;
     70 }
     71 
     72 /***********************************************************************
     73  * dri_context.c
     74  */
     75 void dri_destroy_context(__DRIcontext * driContextPriv);
     76 
     77 boolean dri_unbind_context(__DRIcontext * driContextPriv);
     78 
     79 boolean
     80 dri_make_current(__DRIcontext * driContextPriv,
     81 		 __DRIdrawable * driDrawPriv,
     82 		 __DRIdrawable * driReadPriv);
     83 
     84 struct dri_context *
     85 dri_get_current(__DRIscreen * driScreenPriv);
     86 
     87 boolean
     88 dri_create_context(gl_api api,
     89 		   const struct gl_config * visual,
     90 		   __DRIcontext * driContextPriv,
     91 		   unsigned major_version,
     92 		   unsigned minor_version,
     93 		   uint32_t flags,
     94 		   unsigned *error,
     95 		   void *sharedContextPrivate);
     96 
     97 #endif
     98 
     99 /* vim: set sw=3 ts=8 sts=3 expandtab: */
    100