86ab3878e7
This was done by the clutter X11 backend before prior to introducing MetaRenderer, but during that work, enabling of said extension was lost. Let's turn it on again. https://bugzilla.gnome.org/show_bug.cgi?id=739178
102 lines
3.2 KiB
C
102 lines
3.2 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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#include "config.h"
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#include <glib-object.h>
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#include "clutter/x11/clutter-x11.h"
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#include "cogl/cogl.h"
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#include "cogl/cogl-xlib.h"
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#include "cogl/winsys/cogl-winsys-glx-private.h"
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#include "cogl/winsys/cogl-winsys-egl-x11-private.h"
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#include "backends/meta-backend-private.h"
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#include "backends/meta-logical-monitor.h"
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#include "backends/meta-renderer.h"
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#include "backends/meta-renderer-view.h"
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#include "backends/x11/meta-renderer-x11.h"
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#include "core/boxes-private.h"
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#include "meta/meta-backend.h"
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#include "meta/util.h"
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G_DEFINE_TYPE (MetaRendererX11, meta_renderer_x11, META_TYPE_RENDERER)
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static const CoglWinsysVtable *
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get_x11_cogl_winsys_vtable (CoglRenderer *renderer)
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{
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if (meta_is_wayland_compositor ())
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return _cogl_winsys_egl_xlib_get_vtable ();
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switch (renderer->driver)
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{
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case COGL_DRIVER_GLES1:
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case COGL_DRIVER_GLES2:
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return _cogl_winsys_egl_xlib_get_vtable ();
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case COGL_DRIVER_GL:
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case COGL_DRIVER_GL3:
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return _cogl_winsys_glx_get_vtable ();
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case COGL_DRIVER_ANY:
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case COGL_DRIVER_NOP:
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case COGL_DRIVER_WEBGL:
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break;
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}
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g_assert_not_reached ();
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}
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static CoglRenderer *
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meta_renderer_x11_create_cogl_renderer (MetaRenderer *renderer)
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{
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CoglRenderer *cogl_renderer;
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Display *xdisplay = clutter_x11_get_default_display ();
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cogl_renderer = cogl_renderer_new ();
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cogl_renderer_set_custom_winsys (cogl_renderer, get_x11_cogl_winsys_vtable,
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NULL);
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cogl_xlib_renderer_set_foreign_display (cogl_renderer, xdisplay);
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cogl_xlib_renderer_request_reset_on_video_memory_purge (cogl_renderer, TRUE);
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/* Set up things so that if the INTEL_swap_event extension is not present,
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* but the driver is known to have good thread support, we use an extra
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* thread and call glXWaitVideoSync() in the thread. This allows idles
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* to work properly, even when Mutter is constantly redrawing new frames;
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* otherwise, without INTEL_swap_event, we'll just block in glXSwapBuffers().
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*/
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cogl_xlib_renderer_set_threaded_swap_wait_enabled (cogl_renderer, TRUE);
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return cogl_renderer;
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}
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static void
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meta_renderer_x11_init (MetaRendererX11 *renderer_x11)
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{
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}
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static void
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meta_renderer_x11_class_init (MetaRendererX11Class *klass)
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{
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MetaRendererClass *renderer_class = META_RENDERER_CLASS (klass);
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renderer_class->create_cogl_renderer = meta_renderer_x11_create_cogl_renderer;
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}
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