src/egl/drivers/dri2/egl_dri2.h

   1 /*
   2  * Copyright © 2011 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  19  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  20  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Kristian Høgsberg <krh@bitplanet.net>
  26  */
  27
  28 #ifndef EGL_DRI2_INCLUDED
  29 #define EGL_DRI2_INCLUDED
  30
  31 #include <xcb/xcb.h>
  32 #include <xcb/dri2.h>
  33 #include <xcb/xfixes.h>
  34 #include <X11/Xlib-xcb.h>
  35
  36 #include <GL/gl.h>
  37 #include <GL/internal/dri_interface.h>
  38
  39 #include "eglconfig.h"
  40 #include "eglcontext.h"
  41 #include "egldisplay.h"
  42 #include "egldriver.h"
  43 #include "eglcurrent.h"
  44 #include "egllog.h"
  45 #include "eglsurface.h"
  46 #include "eglimage.h"
  47
  48 #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
  49
  50 struct dri2_egl_driver
  51 {
  52    _EGLDriver base;
  53
  54    void *handle;
  55    _EGLProc (*get_proc_address)(const char *procname);
  56    void (*glFlush)(void);
  57 };
  58
  59 struct dri2_egl_display
  60 {
  61    xcb_connection_t         *conn;
  62    int                       dri2_major;
  63    int                       dri2_minor;
  64    __DRIscreen              *dri_screen;
  65    const __DRIconfig       **driver_configs;
  66    void                     *driver;
  67    __DRIcoreExtension       *core;
  68    __DRIdri2Extension       *dri2;
  69    __DRI2flushExtension     *flush;
  70    __DRItexBufferExtension  *tex_buffer;
  71    __DRIimageExtension      *image;
  72    int                       fd;
  73
  74    char                     *device_name;
  75    char                     *driver_name;
  76
  77    __DRIdri2LoaderExtension  loader_extension;
  78    const __DRIextension     *extensions[3];
  79 };
  80
  81 struct dri2_egl_context
  82 {
  83    _EGLContext   base;
  84    __DRIcontext *dri_context;
  85 };
  86
  87 struct dri2_egl_surface
  88 {
  89    _EGLSurface          base;
  90    __DRIdrawable       *dri_drawable;
  91    xcb_drawable_t       drawable;
  92    __DRIbuffer          buffers[5];
  93    int                  buffer_count;
  94    xcb_xfixes_region_t  region;
  95    int                  have_fake_front;
  96    int                  swap_interval;
  97 };
  98
  99 struct dri2_egl_config
 100 {
 101    _EGLConfig         base;
 102    const __DRIconfig *dri_config;
 103 };
 104
 105 struct dri2_egl_image
 106 {
 107    _EGLImage   base;
 108    __DRIimage *dri_image;
 109 };
 110
 111 /* standard typecasts */
 112 _EGL_DRIVER_STANDARD_TYPECASTS(dri2_egl)
 113 _EGL_DRIVER_TYPECAST(dri2_egl_image, _EGLImage, obj)
 114
 115 extern const __DRIimageLookupExtension image_lookup_extension;
 116 extern const __DRIuseInvalidateExtension use_invalidate;
 117
 118 EGLBoolean
 119 dri2_load_driver(_EGLDisplay *disp);
 120
 121 EGLBoolean
 122 dri2_create_screen(_EGLDisplay *disp);
 123
 124 struct dri2_egl_config *
 125 dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
 126                 int depth, EGLint surface_type);
 127
 128 _EGLImage *
 129 dri2_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
 130                       _EGLContext *ctx, EGLenum target,
 131                       EGLClientBuffer buffer, const EGLint *attr_list);
 132
 133 EGLBoolean
 134 dri2_initialize_x11(_EGLDriver *drv, _EGLDisplay *disp);
 135
 136 EGLBoolean
 137 dri2_initialize_drm(_EGLDriver *drv, _EGLDisplay *disp);
 138
 139 #endif /* EGL_DRI2_INCLUDED */