mutter/src/x11/meta-sync-counter.h

88 lines
3.1 KiB
C

/*
* Copyright (C) 2022 Red Hat Inc
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Carlos Garnacho <carlosg@gnome.org>
*/
#pragma once
#include "meta/window.h"
#include <string.h>
#include <X11/extensions/sync.h>
typedef struct
{
MetaWindow *window;
Window xwindow;
/* XSync update counter */
XSyncCounter sync_request_counter;
int64_t sync_request_serial;
int64_t sync_request_wait_serial;
guint sync_request_timeout_id;
/* alarm monitoring client's _NET_WM_SYNC_REQUEST_COUNTER */
XSyncAlarm sync_request_alarm;
int64_t frame_drawn_time;
GList *frames;
/* if TRUE, the we have the new form of sync request counter which
* also handles application frames */
guint extended_sync_request_counter : 1;
guint disabled : 1;
/* If set, the client needs to be sent a _NET_WM_FRAME_DRAWN
* client message for one or more messages in ->frames */
guint needs_frame_drawn : 1;
} MetaSyncCounter;
void meta_sync_counter_init (MetaSyncCounter *sync_counter,
MetaWindow *window,
Window xwindow);
void meta_sync_counter_clear (MetaSyncCounter *sync_counter);
void meta_sync_counter_set_counter (MetaSyncCounter *sync_counter,
XSyncCounter counter,
gboolean extended);
void meta_sync_counter_create_sync_alarm (MetaSyncCounter *sync_counter);
void meta_sync_counter_destroy_sync_alarm (MetaSyncCounter *sync_counter);
gboolean meta_sync_counter_has_sync_alarm (MetaSyncCounter *sync_counter);
void meta_sync_counter_send_request (MetaSyncCounter *sync_counter);
void meta_sync_counter_update (MetaSyncCounter *sync_counter,
int64_t new_counter_value);
gboolean meta_sync_counter_is_waiting (MetaSyncCounter *sync_counter);
gboolean meta_sync_counter_is_waiting_response (MetaSyncCounter *sync_counter);
void meta_sync_counter_queue_frame_drawn (MetaSyncCounter *sync_counter);
void meta_sync_counter_assign_counter_to_frames (MetaSyncCounter *sync_counter,
int64_t counter);
void meta_sync_counter_complete_frame (MetaSyncCounter *sync_counter,
ClutterFrameInfo *frame_info,
int64_t presentation_time);
void meta_sync_counter_finish_incomplete (MetaSyncCounter *sync_counter);
void meta_sync_counter_send_frame_drawn (MetaSyncCounter *sync_counter);