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extends Camera2D
class_name CameraTrackFollower
var path : Path2D setget _path
signal done()
var _points
func _path(value):
path = value
_pidx = 0
_t = 0
_points = value.curve.get_baked_points()
current_speed = 0
_done_emitted = false
print("New path set to CameraTrackFollower")
export var speedup = 100
export var speedup_time = 5
export var initial_speed = 100
var current_speed = initial_speed
var _pidx = -1
var _done_emitted = true
var _t = 0
func _process(delta):
if _pidx == -1:
if not _done_emitted:
emit_signal("done")
_done_emitted = true
return
var next_point = _points[_pidx]
var dist : Vector2 = next_point - position
if _t < speedup_time:
current_speed += speedup * max(0, min(speedup_time-_t, delta))
_t += delta
if dist.length() - current_speed * delta < 0.5:
position = next_point
_pidx += 1
if _pidx >= _points.size():
_pidx = -1
_process(delta - dist.length() / current_speed)
return
var velocity = dist.normalized() * current_speed * delta
position += velocity
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