shell-global: Don't connect to the stage's paint signal

Doing so causes useless full stage redraws and breaks culling
as clutter cannot know how the signal handler affects painting.

So use clutter_threads_add_repaint_func_full instead.

https://bugzilla.gnome.org/show_bug.cgi?id=694988
This commit is contained in:
Adel Gadllah 2013-03-02 13:25:37 +01:00
parent d99cd71408
commit 071a4e5f83

View File

@ -803,16 +803,14 @@ global_stage_notify_height (GObject *gobject,
}
static void
global_stage_before_paint (ClutterStage *stage,
ShellGlobal *global)
global_stage_before_paint (gpointer data)
{
shell_perf_log_event (shell_perf_log_get_default (),
"clutter.stagePaintStart");
}
static void
global_stage_after_paint (ClutterStage *stage,
ShellGlobal *global)
global_stage_after_paint (gpointer data)
{
shell_perf_log_event (shell_perf_log_get_default (),
"clutter.stagePaintDone");
@ -939,10 +937,13 @@ _shell_global_set_plugin (ShellGlobal *global,
g_signal_connect (global->stage, "notify::height",
G_CALLBACK (global_stage_notify_height), global);
g_signal_connect (global->stage, "paint",
G_CALLBACK (global_stage_before_paint), global);
g_signal_connect_after (global->stage, "paint",
G_CALLBACK (global_stage_after_paint), global);
clutter_threads_add_repaint_func_full (CLUTTER_REPAINT_FLAGS_PRE_PAINT,
(GSourceFunc) global_stage_before_paint,
NULL, NULL);
clutter_threads_add_repaint_func_full (CLUTTER_REPAINT_FLAGS_POST_PAINT,
(GSourceFunc) global_stage_after_paint,
NULL, NULL);
shell_perf_log_define_event (shell_perf_log_get_default(),
"clutter.stagePaintStart",