src/mesa/drivers/dri/common/dri_sw.h

   1 /*
   2  * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
   3  * All Rights Reserved.
   4  * Copyright 2010 George Sapountzis <gsapountzis@gmail.com>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  20  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23
  24
  25 #ifndef _DRI_SW_H
  26 #define _DRI_SW_H
  27
  28 #include <GL/gl.h>
  29 #include <GL/internal/glcore.h>
  30 #include <GL/internal/dri_interface.h>
  31
  32
  33 /**
  34  * Extensions
  35  */
  36 extern const __DRIcoreExtension driCoreExtension;
  37 extern const __DRIswrastExtension driSWRastExtension;
  38
  39
  40 /**
  41  * Data types
  42  */
  43 struct __DRIscreenRec {
  44     int myNum;
  45
  46     int fd;
  47
  48     void *private;
  49
  50     const __DRIextension **extensions;
  51
  52     const __DRIswrastLoaderExtension *swrast_loader;
  53 };
  54
  55 struct __DRIcontextRec {
  56
  57     void *driverPrivate;
  58
  59     void *loaderPrivate;
  60
  61     __DRIdrawable *driDrawablePriv;
  62
  63     __DRIdrawable *driReadablePriv;
  64
  65     __DRIscreen *driScreenPriv;
  66 };
  67
  68 struct __DRIdrawableRec {
  69
  70     void *driverPrivate;
  71
  72     void *loaderPrivate;
  73
  74     __DRIscreen *driScreenPriv;
  75
  76     int refcount;
  77 };
  78
  79
  80 /**
  81  * Driver callback functions
  82  */
  83 struct __DriverAPIRec {
  84     const __DRIconfig **(*InitScreen) (__DRIscreen * priv);
  85
  86     void (*DestroyScreen)(__DRIscreen *driScrnPriv);
  87
  88     GLboolean (*CreateContext)(const __GLcontextModes *glVis,
  89                                __DRIcontext *driContextPriv,
  90                                void *sharedContextPrivate);
  91
  92     void (*DestroyContext)(__DRIcontext *driContextPriv);
  93
  94     GLboolean (*CreateBuffer)(__DRIscreen *driScrnPriv,
  95                               __DRIdrawable *driDrawPriv,
  96                               const __GLcontextModes *glVis,
  97                               GLboolean pixmapBuffer);
  98
  99     void (*DestroyBuffer)(__DRIdrawable *driDrawPriv);
 100
 101     void (*SwapBuffers)(__DRIdrawable *driDrawPriv);
 102
 103     GLboolean (*MakeCurrent)(__DRIcontext *driContextPriv,
 104                              __DRIdrawable *driDrawPriv,
 105                              __DRIdrawable *driReadPriv);
 106
 107     GLboolean (*UnbindContext)(__DRIcontext *driContextPriv);
 108 };
 109
 110 extern const struct __DriverAPIRec driDriverAPI;
 111
 112 #endif /* _DRI_SW_H */