mirror of
https://github.com/brl/mutter.git
synced 2024-11-23 08:30:42 -05:00
250b775926
The race we were experiencing in the X11 backends is apparently
back after the fix in commit 00a3c698.
This time, just delaying the setting of the SYNC_MATRICES flag
is not enough, so we can resume the use of a STAGE_IN_RESIZE
private flag.
This should also fix bug:
http://bugzilla.openedhand.com/show_bug.cgi?id=1668
262 lines
9.9 KiB
C
262 lines
9.9 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Authored By Matthew Allum <mallum@openedhand.com>
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*
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* Copyright (C) 2006 OpenedHand
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef _HAVE_CLUTTER_PRIVATE_H
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#define _HAVE_CLUTTER_PRIVATE_H
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <math.h>
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#include <glib.h>
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#include "pango/cogl-pango.h"
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#include "clutter-backend.h"
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#include "clutter-event.h"
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#include "clutter-feature.h"
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#include "clutter-id-pool.h"
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#include "clutter-master-clock.h"
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#include "clutter-stage-manager.h"
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#include "clutter-stage-window.h"
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#include "clutter-stage.h"
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#include "clutter-timeline.h"
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G_BEGIN_DECLS
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typedef enum {
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CLUTTER_ACTOR_UNUSED_FLAG = 0,
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CLUTTER_ACTOR_IN_DESTRUCTION = 1 << 0,
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CLUTTER_ACTOR_IS_TOPLEVEL = 1 << 1,
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CLUTTER_ACTOR_IN_REPARENT = 1 << 2,
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CLUTTER_ACTOR_SYNC_MATRICES = 1 << 3, /* Used by stage to indicate GL
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* viewport / perspective etc
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* needs (re)setting.
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*/
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CLUTTER_ACTOR_IN_PAINT = 1 << 4, /* Used to avoid recursion */
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CLUTTER_ACTOR_IN_RELAYOUT = 1 << 5, /* Used to avoid recursion */
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CLUTTER_TEXTURE_IN_CLONE_PAINT = 1 << 6, /* Used for safety in clones */
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CLUTTER_STAGE_IN_RESIZE = 1 << 7
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} ClutterPrivateFlags;
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struct _ClutterInputDevice
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{
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gint id;
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ClutterInputDeviceType device_type;
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ClutterActor *pointer_grab_actor;
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ClutterActor *motion_last_actor;
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gint click_count;
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gint previous_x;
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gint previous_y;
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guint32 previous_time;
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gint previous_button_number;
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};
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typedef struct _ClutterMainContext ClutterMainContext;
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struct _ClutterMainContext
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{
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ClutterBackend *backend; /* holds a pointer to the windowing
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system backend */
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GQueue *events_queue; /* the main event queue */
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guint is_initialized : 1;
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guint motion_events_per_actor : 1;/* set for enter/leave events */
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guint defer_display_setup : 1;
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guint options_parsed : 1;
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GTimer *timer; /* Used for debugging scheduler */
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ClutterPickMode pick_mode; /* Indicates pick render mode */
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gint num_reactives; /* Num of reactive actors */
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ClutterIDPool *id_pool; /* mapping between reused integer ids
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* and actors
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*/
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guint frame_rate; /* Default FPS */
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ClutterActor *pointer_grab_actor; /* The actor having the pointer grab
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* (or NULL if there is no pointer grab
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*/
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ClutterActor *keyboard_grab_actor; /* The actor having the pointer grab
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* (or NULL if there is no pointer
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* grab)
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*/
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GSList *shaders; /* stack of overridden shaders */
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ClutterActor *motion_last_actor;
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/* fb bit masks for col<->id mapping in picking */
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gint fb_r_mask, fb_g_mask, fb_b_mask;
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gint fb_r_mask_used, fb_g_mask_used, fb_b_mask_used;
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PangoContext *pango_context; /* Global Pango context */
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CoglPangoFontMap *font_map; /* Global font map */
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GSList *input_devices; /* For extra input devices, i.e
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MultiTouch */
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guint32 last_event_time;
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gulong redraw_count;
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GList *repaint_funcs;
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};
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#define CLUTTER_CONTEXT() (_clutter_context_get_default ())
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ClutterMainContext *_clutter_context_get_default (void);
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gboolean _clutter_context_is_initialized (void);
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PangoContext *_clutter_context_create_pango_context (ClutterMainContext *self);
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PangoContext *_clutter_context_get_pango_context (ClutterMainContext *self);
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#define CLUTTER_PRIVATE_FLAGS(a) (((ClutterActor *) (a))->private_flags)
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#define CLUTTER_SET_PRIVATE_FLAGS(a,f) (CLUTTER_PRIVATE_FLAGS (a) |= (f))
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#define CLUTTER_UNSET_PRIVATE_FLAGS(a,f) (CLUTTER_PRIVATE_FLAGS (a) &= ~(f))
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#define CLUTTER_PARAM_READABLE \
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G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB
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#define CLUTTER_PARAM_WRITABLE \
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G_PARAM_WRITABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB
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#define CLUTTER_PARAM_READWRITE \
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G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK |G_PARAM_STATIC_BLURB
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#define I_(str) (g_intern_static_string ((str)))
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/* stage manager */
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struct _ClutterStageManager
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{
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GObject parent_instance;
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GSList *stages;
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};
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void _clutter_stage_manager_add_stage (ClutterStageManager *stage_manager,
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ClutterStage *stage);
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void _clutter_stage_manager_remove_stage (ClutterStageManager *stage_manager,
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ClutterStage *stage);
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/* stage */
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void _clutter_stage_set_window (ClutterStage *stage,
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ClutterStageWindow *stage_window);
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ClutterStageWindow *_clutter_stage_get_window (ClutterStage *stage);
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ClutterStageWindow *_clutter_stage_get_default_window (void);
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void _clutter_stage_maybe_setup_viewport (ClutterStage *stage);
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void _clutter_stage_maybe_relayout (ClutterActor *stage);
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gboolean _clutter_stage_needs_update (ClutterStage *stage);
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gboolean _clutter_stage_do_update (ClutterStage *stage);
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void _clutter_stage_queue_event (ClutterStage *stage,
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ClutterEvent *event);
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gboolean _clutter_stage_has_queued_events (ClutterStage *stage);
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void _clutter_stage_process_queued_events (ClutterStage *stage);
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/* vfuncs implemented by backend */
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GType _clutter_backend_impl_get_type (void);
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void _clutter_backend_redraw (ClutterBackend *backend,
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ClutterStage *stage);
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ClutterActor *_clutter_backend_create_stage (ClutterBackend *backend,
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ClutterStage *wrapper,
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GError **error);
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void _clutter_backend_ensure_context (ClutterBackend *backend,
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ClutterStage *stage);
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gboolean _clutter_backend_create_context (ClutterBackend *backend,
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gboolean is_offscreen,
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GError **error);
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void _clutter_backend_add_options (ClutterBackend *backend,
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GOptionGroup *group);
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gboolean _clutter_backend_pre_parse (ClutterBackend *backend,
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GError **error);
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gboolean _clutter_backend_post_parse (ClutterBackend *backend,
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GError **error);
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void _clutter_backend_init_events (ClutterBackend *backend);
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ClutterFeatureFlags _clutter_backend_get_features (ClutterBackend *backend);
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gfloat _clutter_backend_get_units_per_em (ClutterBackend *backend,
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PangoFontDescription *font_desc);
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void _clutter_feature_init (void);
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/* Reinjecting queued events for processing */
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void _clutter_process_event (ClutterEvent *event);
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/* Picking code */
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ClutterActor *_clutter_do_pick (ClutterStage *stage,
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gint x,
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gint y,
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ClutterPickMode mode);
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/* the actual redraw */
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void _clutter_do_redraw (ClutterStage *stage);
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guint _clutter_pixel_to_id (guchar pixel[4]);
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void _clutter_id_to_color (guint id, ClutterColor *col);
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/* use this function as the accumulator if you have a signal with
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* a G_TYPE_BOOLEAN return value; this will stop the emission as
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* soon as one handler returns TRUE
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*/
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gboolean _clutter_boolean_handled_accumulator (GSignalInvocationHint *ihint,
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GValue *return_accu,
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const GValue *handler_return,
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gpointer dummy);
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void _clutter_actor_apply_modelview_transform_recursive (ClutterActor *self,
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ClutterActor *ancestor);
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void _clutter_actor_rerealize (ClutterActor *self,
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ClutterCallback callback,
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void *data);
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void _clutter_actor_set_opacity_parent (ClutterActor *self,
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ClutterActor *parent);
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void _clutter_actor_set_enable_model_view_transform (ClutterActor *self,
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gboolean enable);
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void _clutter_actor_set_enable_paint_unmapped (ClutterActor *self,
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gboolean enable);
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void _clutter_run_repaint_functions (void);
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G_END_DECLS
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#endif /* _HAVE_CLUTTER_PRIVATE_H */
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