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app: limit realtime image updates to about 50 fps 

which increases responsiveness while painting quite a bit.
This commit is contained in:
Michael Natterer 2010-10-11 22:49:10 +02:00
parent 11bc11d2f7
commit be2037ce03
1 changed files with 52 additions and 1 deletions
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53
app/display/gimpdisplay.c
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@ -49,6 +49,9 @@
#include "gimp-intl.h"
#define FLUSH_NOW_TIMEOUT 20
enum
{
PROP_0,
@ -71,6 +74,8 @@ struct _GimpDisplayPrivate
GtkWidget *shell;
GSList *update_areas;
guint flush_now_timeout;
};
#define GIMP_DISPLAY_GET_PRIVATE(display) \
@ -83,6 +88,7 @@ struct _GimpDisplayPrivate
static void gimp_display_progress_iface_init (GimpProgressInterface *iface);
static void gimp_display_dispose (GObject *object);
static void gimp_display_set_property (GObject *object,
guint property_id,
const GValue *value,
@ -134,6 +140,7 @@ gimp_display_class_init (GimpDisplayClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = gimp_display_dispose;
object_class->set_property = gimp_display_set_property;
object_class->get_property = gimp_display_get_property;
@ -184,6 +191,20 @@ gimp_display_progress_iface_init (GimpProgressInterface *iface)
iface->message = gimp_display_progress_message;
}
static void
gimp_display_dispose (GObject *object)
{
GimpDisplayPrivate *private = GIMP_DISPLAY_GET_PRIVATE (object);
if (private->flush_now_timeout)
{
g_source_remove (private->flush_now_timeout);
private->flush_now_timeout = 0;
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_display_set_property (GObject *object,
guint property_id,
@ -613,6 +634,12 @@ gimp_display_set_image (GimpDisplay *display,
shell = gimp_display_get_shell (display);
if (private->flush_now_timeout)
{
g_source_remove (private->flush_now_timeout);
private->flush_now_timeout = 0;
}
if (private->image)
{
/* stop any active tool */
@ -788,6 +815,18 @@ gimp_display_flush_now (GimpDisplay *display)
/* private functions */
static gboolean
gimp_display_flush_now_timeout (GimpDisplay *display)
{
GimpDisplayPrivate *private = GIMP_DISPLAY_GET_PRIVATE (display);
private->flush_now_timeout = 0;
gimp_display_shell_flush (gimp_display_get_shell (display), TRUE);
return FALSE;
}
static void
gimp_display_flush_whenever (GimpDisplay *display,
gboolean now)
@ -816,7 +855,19 @@ gimp_display_flush_whenever (GimpDisplay *display,
private->update_areas = NULL;
}
gimp_display_shell_flush (gimp_display_get_shell (display), now);
if (now)
{
if (! private->flush_now_timeout)
private->flush_now_timeout =
gdk_threads_add_timeout_full (G_PRIORITY_HIGH_IDLE,
FLUSH_NOW_TIMEOUT,
(GSourceFunc) gimp_display_flush_now_timeout,
display, NULL);
}
else
{
gimp_display_shell_flush (gimp_display_get_shell (display), now);
}
}
static void