godot display fps
extends Label
# Timestamps of frames rendered in the last second
var times := []
# Frames per second
var fps := 0
func _process(_delta: float) -> void:
var now := OS.get_ticks_msec()
# Remove frames older than 1 second in the `times` array
while times.size() > 0 and times[0] <= now - 1000:
times.pop_front()
times.append(now)
fps = times.size()
# Display FPS in the label
text = str(fps) + " FPS"