* Return value: a timestamp in microseconds, in the timescale of
* of g_get_monotonic_time().
*/
-guint64
+gint64
gdk_frame_clock_get_frame_time (GdkFrameClock *frame_clock)
{
g_return_val_if_fail (GDK_IS_FRAME_CLOCK (frame_clock), 0);
GType gdk_frame_clock_get_type (void) G_GNUC_CONST;
-guint64 gdk_frame_clock_get_frame_time (GdkFrameClock *frame_clock);
+gint64 gdk_frame_clock_get_frame_time (GdkFrameClock *frame_clock);
GDK_AVAILABLE_IN_3_8
void gdk_frame_clock_request_phase (GdkFrameClock *frame_clock,
{
GTimer *timer;
/* timer_base is used to avoid ever going backward */
- guint64 timer_base;
- guint64 frame_time;
- guint64 min_next_frame_time;
+ gint64 timer_base;
+ gint64 frame_time;
+ gint64 min_next_frame_time;
gint64 sleep_serial;
guint flush_idle_id;
G_OBJECT_CLASS (gdk_frame_clock_idle_parent_class)->finalize (object);
}
-static guint64
+static gint64
compute_frame_time (GdkFrameClockIdle *idle)
{
GdkFrameClockIdlePrivate *priv = idle->priv;
- guint64 computed_frame_time;
- guint64 elapsed;
+ gint64 computed_frame_time;
+ gint64 elapsed;
elapsed = g_get_monotonic_time () + priv->timer_base;
if (elapsed < priv->frame_time)
return computed_frame_time;
}
-static guint64
+static gint64
gdk_frame_clock_idle_get_frame_time (GdkFrameClock *clock)
{
GdkFrameClockIdlePrivate *priv = GDK_FRAME_CLOCK_IDLE (clock)->priv;
- guint64 computed_frame_time;
+ gint64 computed_frame_time;
/* can't change frame time during a paint */
if (priv->phase != GDK_FRAME_CLOCK_PHASE_NONE &&
if (priv->min_next_frame_time != 0)
{
- guint64 now = compute_frame_time (clock_idle);
- guint64 min_interval_us = MAX (priv->min_next_frame_time, now) - now;
+ gint64 now = compute_frame_time (clock_idle);
+ gint64 min_interval_us = MAX (priv->min_next_frame_time, now) - now;
min_interval = (min_interval_us + 500) / 1000;
}
{
GObjectClass parent_class;
- guint64 (* get_frame_time) (GdkFrameClock *clock);
+ gint64 (* get_frame_time) (GdkFrameClock *clock);
void (* request_phase) (GdkFrameClock *clock,
GdkFrameClockPhase phase);