base level loading

1 files changed, 45 insertions, 0 deletions

diff --git a/components/CameraTrackFollower.gd b/components/CameraTrackFollower.gd
new file mode 100644
index 0000000..22420d9
--- /dev/null
+++ b/components/CameraTrackFollower.gd
@@ -0,0 +1,45 @@
+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
+	print("Camera movement", dist)
+	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
+