src/gallium/state_trackers/dri/common/dri_context.h

   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
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  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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  25  *
  26  **************************************************************************/
  27 /*
  28  * Author: Keith Whitwell <keithw@vmware.com>
  29  * Author: Jakob Bornecrantz <wallbraker@gmail.com>
  30  */
  31
  32 #ifndef DRI_CONTEXT_H
  33 #define DRI_CONTEXT_H
  34
  35 #include "pipe/p_compiler.h"
  36 #include "dri_wrapper.h"
  37
  38 struct pipe_context;
  39 struct pipe_fence;
  40 struct st_api;
  41 struct st_context_iface;
  42 struct dri_drawable;
  43
  44 struct dri_context
  45 {
  46    /* dri */
  47    __DRIscreen *sPriv;
  48    __DRIcontext *cPriv;
  49    __DRIdrawable *dPriv;
  50    __DRIdrawable *rPriv;
  51
  52    driOptionCache optionCache;
  53
  54    drmLock *lock;
  55    boolean isLocked;
  56    boolean stLostLock;
  57    boolean wsLostLock;
  58
  59    unsigned int bind_count;
  60
  61    /* gallium */
  62    struct st_api *stapi;
  63    struct st_context_iface *st;
  64 };
  65
  66 static INLINE struct dri_context *
  67 dri_context(__DRIcontext * driContextPriv)
  68 {
  69    if (!driContextPriv)
  70      return NULL;
  71    return (struct dri_context *)driContextPriv->driverPrivate;
  72 }
  73
  74 /***********************************************************************
  75  * dri_context.c
  76  */
  77 void dri_destroy_context(__DRIcontext * driContextPriv);
  78
  79 boolean dri_unbind_context(__DRIcontext * driContextPriv);
  80
  81 boolean
  82 dri_make_current(__DRIcontext * driContextPriv,
  83                  __DRIdrawable * driDrawPriv,
  84                  __DRIdrawable * driReadPriv);
  85
  86 struct dri_context *
  87 dri_get_current(__DRIscreen * driScreenPriv);
  88
  89 boolean
  90 dri_create_context(gl_api api,
  91                    const __GLcontextModes * visual,
  92                    __DRIcontext * driContextPriv,
  93                    void *sharedContextPrivate);
  94
  95 #endif
  96
  97 /* vim: set sw=3 ts=8 sts=3 expandtab: */