Method

GdkFrameClockget_history_start

Declaration [src] 

gint64
gdk_frame_clock_get_history_start (
  GdkFrameClock* frame_clock
)

Description [src]

Returns the frame counter for the oldest frame available in history.

GdkFrameClock internally keeps a history of GdkFrameTimings objects for recent frames that can be retrieved with gdk_frame_clock_get_timings(). The set of stored frames is the set from the counter values given by gdk_frame_clock_get_history_start() and gdk_frame_clock_get_frame_counter(), inclusive.

Return value

Type: gint64

The frame counter value for the oldest frame that is available in the internal frame history of the GdkFrameClock.