clutter/glx/clutter-stage-glx.h

   1 /* Clutter.
   2  * An OpenGL based 'interactive canvas' library.
   3  * Authored By Matthew Allum  <mallum@openedhand.com>
   4  * Copyright (C) 2006-2007 OpenedHand
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  *
  20  */
  21
  22 #ifndef __CLUTTER_STAGE_GLX_H__
  23 #define __CLUTTER_STAGE_GLX_H__
  24
  25 #include <glib-object.h>
  26 #include <clutter/clutter-stage.h>
  27 #include <X11/Xlib.h>
  28 #include <X11/Xatom.h>
  29 #include <GL/glx.h>
  30 #include <GL/gl.h>
  31
  32 #include "clutter-backend-glx.h"
  33 #include "../x11/clutter-stage-x11.h"
  34
  35 G_BEGIN_DECLS
  36
  37 #define CLUTTER_TYPE_STAGE_GLX                  (_clutter_stage_glx_get_type ())
  38 #define CLUTTER_STAGE_GLX(obj)                  (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_STAGE_GLX, ClutterStageGLX))
  39 #define CLUTTER_IS_STAGE_GLX(obj)               (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_STAGE_GLX))
  40 #define CLUTTER_STAGE_GLX_CLASS(klass)          (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_STAGE_GLX, ClutterStageGLXClass))
  41 #define CLUTTER_IS_STAGE_GLX_CLASS(klass)       (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_STAGE_GLX))
  42 #define CLUTTER_STAGE_GLX_GET_CLASS(obj)        (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_STAGE_GLX, ClutterStageGLXClass))
  43
  44 typedef struct _ClutterStageGLX         ClutterStageGLX;
  45 typedef struct _ClutterStageGLXClass    ClutterStageGLXClass;
  46
  47 struct _ClutterStageGLX
  48 {
  49   ClutterStageX11 parent_instance;
  50
  51   gint pending_swaps;
  52
  53   CoglOnscreen *onscreen;
  54
  55   unsigned int swap_callback_id;
  56
  57   /* We only enable clipped redraws after 2 frames, since we've seen
  58    * a lot of drivers can struggle to get going and may output some
  59    * junk frames to start with.
  60    */
  61   guint frame_count;
  62
  63   ClutterGeometry bounding_redraw_clip;
  64
  65   guint initialized_redraw_clip : 1;
  66 };
  67
  68 struct _ClutterStageGLXClass
  69 {
  70   ClutterStageX11Class parent_class;
  71 };
  72
  73 GType _clutter_stage_glx_get_type  (void) G_GNUC_CONST;
  74
  75 G_END_DECLS
  76
  77 #endif /* __CLUTTER_STAGE_H__ */