diff options
Diffstat (limited to 'src/backends/meta-renderer.c')
| -rw-r--r-- | src/backends/meta-renderer.c | 405 |
1 files changed, 0 insertions, 405 deletions
diff --git a/src/backends/meta-renderer.c b/src/backends/meta-renderer.c deleted file mode 100644 index 8808a52ef..000000000 --- a/src/backends/meta-renderer.c +++ /dev/null @@ -1,405 +0,0 @@ -/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ - -/* - * Copyright (C) 2016 Red Hat - * - * 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, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. - * - * Written by: - * Jonas Ådahl <jadahl@gmail.com> - */ - -/** - * SECTION:meta-renderer - * @title: MetaRenderer - * @short_description: Keeps track of the different renderer views. - * - * A MetaRenderer object has 2 functions: - * - * 1) Keeping a list of #MetaRendererView<!-- -->s, each responsible for - * rendering a part of the stage, corresponding to each #MetaLogicalMonitor. It - * keeps track of this list by querying the list of logical monitors in the - * #MetaBackend's #MetaMonitorManager, and creating a renderer view for each - * logical monitor it encounters. - * - * 2) Creating and setting up an appropriate #CoglRenderer. For example, a - * #MetaRenderer might call cogl_renderer_set_custom_winsys() to tie the - * backend-specific mechanisms into Cogl. - */ - -#include "config.h" - -#include "backends/meta-renderer.h" - -#include <glib-object.h> - -#include "backends/meta-backend-private.h" -#include "backends/meta-logical-monitor.h" - -enum -{ - PROP_0, - - PROP_BACKEND, - - N_PROPS -}; - -static GParamSpec *obj_props[N_PROPS]; - -typedef struct _MetaRendererPrivate -{ - MetaBackend *backend; - GList *views; - gboolean is_paused; -} MetaRendererPrivate; - -G_DEFINE_TYPE_WITH_PRIVATE (MetaRenderer, meta_renderer, G_TYPE_OBJECT) - -MetaBackend * -meta_renderer_get_backend (MetaRenderer *renderer) -{ - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - - return priv->backend; -} - -/** - * meta_renderer_create_cogl_renderer: - * @renderer: a #MetaRenderer object - * - * Creates a #CoglRenderer that is appropriate for a certain backend. For - * example, a #MetaRenderer might call cogl_renderer_set_custom_winsys() to tie - * the backend-specific mechanisms (such as swapBuffers and vsync) into Cogl. - * - * Returns: (transfer full): a newly made #CoglRenderer. - */ -CoglRenderer * -meta_renderer_create_cogl_renderer (MetaRenderer *renderer) -{ - return META_RENDERER_GET_CLASS (renderer)->create_cogl_renderer (renderer); -} - -static MetaRendererView * -meta_renderer_create_view (MetaRenderer *renderer, - MetaLogicalMonitor *logical_monitor, - MetaOutput *output, - MetaCrtc *crtc) -{ - return META_RENDERER_GET_CLASS (renderer)->create_view (renderer, - logical_monitor, - output, - crtc); -} - -/** - * meta_renderer_rebuild_views: - * @renderer: a #MetaRenderer object - * - * Rebuilds the internal list of #MetaRendererView objects by querying the - * current #MetaBackend's #MetaMonitorManager. - * - * This also leads to the original list of monitors being unconditionally freed. - */ -void -meta_renderer_rebuild_views (MetaRenderer *renderer) -{ - return META_RENDERER_GET_CLASS (renderer)->rebuild_views (renderer); -} - -static void -create_crtc_view (MetaLogicalMonitor *logical_monitor, - MetaMonitor *monitor, - MetaOutput *output, - MetaCrtc *crtc, - gpointer user_data) -{ - MetaRenderer *renderer = user_data; - MetaRendererView *view; - - view = meta_renderer_create_view (renderer, logical_monitor, output, crtc); - meta_renderer_add_view (renderer, view); -} - -static void -meta_renderer_real_rebuild_views (MetaRenderer *renderer) -{ - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - MetaBackend *backend = meta_get_backend (); - MetaMonitorManager *monitor_manager = - meta_backend_get_monitor_manager (backend); - GList *logical_monitors, *l; - - g_clear_list (&priv->views, (GDestroyNotify) clutter_stage_view_destroy); - - logical_monitors = - meta_monitor_manager_get_logical_monitors (monitor_manager); - - for (l = logical_monitors; l; l = l->next) - { - MetaLogicalMonitor *logical_monitor = l->data; - - if (meta_logical_monitor_is_primary (logical_monitor)) - { - ClutterBackend *clutter_backend; - float scale; - - clutter_backend = meta_backend_get_clutter_backend (backend); - scale = meta_is_stage_views_scaled () - ? meta_logical_monitor_get_scale (logical_monitor) - : 1.f; - - clutter_backend_set_fallback_resource_scale (clutter_backend, scale); - } - - meta_logical_monitor_foreach_crtc (logical_monitor, - create_crtc_view, - renderer); - } -} - -MetaRendererView * -meta_renderer_get_view_for_crtc (MetaRenderer *renderer, - MetaCrtc *crtc) -{ - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - GList *l; - - for (l = priv->views; l; l = l->next) - { - MetaRendererView *view = l->data; - - if (meta_renderer_view_get_crtc (view) == crtc) - return view; - } - - return NULL; -} - -typedef struct _CollectViewsData -{ - MetaRenderer *renderer; - GList *out_views; -} CollectViewsData; - -static gboolean -collect_views (MetaMonitor *monitor, - MetaMonitorMode *mode, - MetaMonitorCrtcMode *monitor_crtc_mode, - gpointer user_data, - GError **error) -{ - CollectViewsData *data = user_data; - MetaCrtc *crtc; - MetaRendererView *view; - - crtc = meta_output_get_assigned_crtc (monitor_crtc_mode->output); - view = meta_renderer_get_view_for_crtc (data->renderer, crtc); - if (!g_list_find (data->out_views, view)) - data->out_views = g_list_prepend (data->out_views, view); - - return TRUE; -} - -static GList * -meta_renderer_real_get_views_for_monitor (MetaRenderer *renderer, - MetaMonitor *monitor) -{ - CollectViewsData data = { 0 }; - MetaMonitorMode *monitor_mode; - - data.renderer = renderer; - - monitor_mode = meta_monitor_get_current_mode (monitor); - meta_monitor_mode_foreach_crtc (monitor, monitor_mode, - collect_views, - &data, - NULL); - - return data.out_views; -} - -GList * -meta_renderer_get_views_for_monitor (MetaRenderer *renderer, - MetaMonitor *monitor) -{ - return META_RENDERER_GET_CLASS (renderer)->get_views_for_monitor (renderer, - monitor); -} - -void -meta_renderer_add_view (MetaRenderer *renderer, - MetaRendererView *view) -{ - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - - priv->views = g_list_append (priv->views, view); - - if (priv->is_paused) - { - ClutterFrameClock *frame_clock = - clutter_stage_view_get_frame_clock (CLUTTER_STAGE_VIEW (view)); - - clutter_frame_clock_inhibit (frame_clock); - } -} - -/** - * meta_renderer_get_views: - * @renderer: a #MetaRenderer object - * - * Returns a list of #MetaRendererView objects, each dealing with a part of the - * stage. - * - * Returns: (transfer none) (element-type MetaRendererView): a list of - * #MetaRendererView objects. - */ -GList * -meta_renderer_get_views (MetaRenderer *renderer) -{ - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - - return priv->views; -} - -void -meta_renderer_pause (MetaRenderer *renderer) -{ - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - GList *l; - - g_return_if_fail (!priv->is_paused); - priv->is_paused = TRUE; - - for (l = priv->views; l; l = l->next) - { - ClutterStageView *stage_view = l->data; - ClutterFrameClock *frame_clock = - clutter_stage_view_get_frame_clock (stage_view); - - clutter_frame_clock_inhibit (frame_clock); - } -} - -void -meta_renderer_resume (MetaRenderer *renderer) -{ - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - GList *l; - - g_return_if_fail (priv->is_paused); - priv->is_paused = FALSE; - - for (l = priv->views; l; l = l->next) - { - ClutterStageView *stage_view = l->data; - ClutterFrameClock *frame_clock = - clutter_stage_view_get_frame_clock (stage_view); - - clutter_frame_clock_uninhibit (frame_clock); - } -} - -gboolean -meta_renderer_is_hardware_accelerated (MetaRenderer *renderer) -{ - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - MetaBackend *backend = priv->backend; - ClutterBackend *clutter_backend = meta_backend_get_clutter_backend (backend); - CoglContext *cogl_context = - clutter_backend_get_cogl_context (clutter_backend); - - return cogl_context_is_hardware_accelerated (cogl_context); -} - -static void -meta_renderer_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec) -{ - MetaRenderer *renderer = META_RENDERER (object); - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - - switch (prop_id) - { - case PROP_BACKEND: - g_value_set_object (value, priv->backend); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -meta_renderer_set_property (GObject *object, - guint prop_id, - const GValue *value, - GParamSpec *pspec) -{ - MetaRenderer *renderer = META_RENDERER (object); - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - - switch (prop_id) - { - case PROP_BACKEND: - priv->backend = g_value_get_object (value); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -meta_renderer_dispose (GObject *object) -{ - MetaRenderer *renderer = META_RENDERER (object); - MetaRendererPrivate *priv = meta_renderer_get_instance_private (renderer); - - g_clear_list (&priv->views, g_object_unref); - - G_OBJECT_CLASS (meta_renderer_parent_class)->dispose (object); -} - -static void -meta_renderer_init (MetaRenderer *renderer) -{ -} - -static void -meta_renderer_class_init (MetaRendererClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - object_class->get_property = meta_renderer_get_property; - object_class->set_property = meta_renderer_set_property; - object_class->dispose = meta_renderer_dispose; - - klass->rebuild_views = meta_renderer_real_rebuild_views; - klass->get_views_for_monitor = meta_renderer_real_get_views_for_monitor; - - obj_props[PROP_BACKEND] = - g_param_spec_object ("backend", - "backend", - "MetaBackend", - META_TYPE_BACKEND, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT_ONLY | - G_PARAM_STATIC_STRINGS); - g_object_class_install_properties (object_class, N_PROPS, obj_props); -} |