a9a9a0d1c5
Replace the default master clock with multiple frame clocks, each driving its own stage view. As each stage view represents one CRTC, this means we draw each CRTC with its own designated frame clock, disconnected from all the others. For example this means we when using the native backend will never need to wait for one monitor to vsync before painting another, so e.g. having a 144 Hz monitor next to a 60 Hz monitor, things including both Wayland and X11 applications and shell UI will be able to render at the corresponding monitor refresh rate. This also changes a warning about missed frames when sending _NETWM_FRAME_TIMINGS messages to a debug log entry, as it's expected that we'll start missing frames e.g. when a X11 window (via Xwayland) is exclusively within a stage view that was not painted, while another one was, still increasing the global frame clock. Addititonally, this also requires the X11 window actor to schedule timeouts for _NET_WM_FRAME_DRAWN/_NET_WM_FRAME_TIMINGS event emitting, if the actor wasn't on any stage views, as now we'll only get the frame callbacks on actors when they actually were painted, while in the past, we'd invoke that vfunc when anything was painted. Closes: https://gitlab.gnome.org/GNOME/mutter/-/issues/903 Closes: https://gitlab.gnome.org/GNOME/mutter/-/issues/3 https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1285
74 lines
2.5 KiB
C
74 lines
2.5 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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/*
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* Copyright (C) 2016 Red Hat
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* Written by:
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* Jonas Ådahl <jadahl@gmail.com>
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*/
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#ifndef META_RENDERER_H
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#define META_RENDERER_H
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#include <glib-object.h>
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#include "backends/meta-monitor-manager-private.h"
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#include "backends/meta-renderer-view.h"
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#include "core/util-private.h"
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#include "clutter/clutter-mutter.h"
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#include "cogl/cogl.h"
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#define META_TYPE_RENDERER (meta_renderer_get_type ())
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G_DECLARE_DERIVABLE_TYPE (MetaRenderer, meta_renderer, META, RENDERER, GObject)
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struct _MetaRendererClass
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{
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GObjectClass parent_class;
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CoglRenderer * (* create_cogl_renderer) (MetaRenderer *renderer);
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MetaRendererView * (* create_view) (MetaRenderer *renderer,
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MetaLogicalMonitor *logical_monitor,
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MetaOutput *output,
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MetaCrtc *crtc);
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void (* rebuild_views) (MetaRenderer *renderer);
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GList * (* get_views_for_monitor) (MetaRenderer *renderer,
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MetaMonitor *monitor);
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};
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MetaBackend * meta_renderer_get_backend (MetaRenderer *renderer);
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CoglRenderer * meta_renderer_create_cogl_renderer (MetaRenderer *renderer);
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void meta_renderer_rebuild_views (MetaRenderer *renderer);
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void meta_renderer_add_view (MetaRenderer *renderer,
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MetaRendererView *view);
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GList * meta_renderer_get_views_for_monitor (MetaRenderer *renderer,
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MetaMonitor *monitor);
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META_EXPORT_TEST
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GList * meta_renderer_get_views (MetaRenderer *renderer);
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gboolean meta_renderer_is_hardware_accelerated (MetaRenderer *renderer);
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void meta_renderer_pause (MetaRenderer *renderer);
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void meta_renderer_resume (MetaRenderer *renderer);
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#endif /* META_RENDERER_H */
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