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backends/native: Support drawing onto multiple onscreen framebuffers

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Add support for drawing the stage using multiple stage views, where
each stage view has its own onscreen framebuffer.

https://bugzilla.gnome.org/show_bug.cgi?id=768976
This commit is contained in:
Jonas Ådahl
2016-06-08 17:05:31 +08:00
parent d7b87799c8
commit aecd98b847
11 changed files with 802 additions and 362 deletions
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68
src/backends/meta-renderer-view.c
View File

@ -22,6 +22,17 @@
#include "backends/meta-renderer.h"
#include "clutter/clutter-mutter.h"
enum
{
PROP_0,
PROP_MONITOR_INFO,
PROP_LAST
};
static GParamSpec *obj_props[PROP_LAST];
struct _MetaRendererView
{
ClutterStageView parent;
@ -32,6 +43,50 @@ struct _MetaRendererView
G_DEFINE_TYPE (MetaRendererView, meta_renderer_view,
CLUTTER_TYPE_STAGE_VIEW_COGL)
MetaMonitorInfo *
meta_renderer_view_get_monitor_info (MetaRendererView *view)
{
return view->monitor_info;
}
static void
meta_renderer_view_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
MetaRendererView *view = META_RENDERER_VIEW (object);
switch (prop_id)
{
case PROP_MONITOR_INFO:
g_value_set_pointer (value, view->monitor_info);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
meta_renderer_view_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
MetaRendererView *view = META_RENDERER_VIEW (object);
switch (prop_id)
{
case PROP_MONITOR_INFO:
view->monitor_info = g_value_get_pointer (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
meta_renderer_view_init (MetaRendererView *view)
{
@ -40,4 +95,17 @@ meta_renderer_view_init (MetaRendererView *view)
static void
meta_renderer_view_class_init (MetaRendererViewClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->get_property = meta_renderer_view_get_property;
object_class->set_property = meta_renderer_view_set_property;
obj_props[PROP_MONITOR_INFO] =
g_param_spec_pointer ("monitor-info",
"MetaMonitorInfo",
"The monitor info of the view",
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY);
g_object_class_install_properties (object_class, PROP_LAST, obj_props);
}