Danil Iarosh
ca52efbedc
Godot 4.7 project for authoring, previewing, validating, and building Exchanger PCK themes. Includes the example and space-pixel themes, binding contracts, editor tooling, validation/build scripts, and project documentation.
68 lines
2.1 KiB
GDScript
68 lines
2.1 KiB
GDScript
extends Node2D
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@export_range(0.0, 1920.0, 1.0) var min_flight_height := 260.0
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@export_range(0.0, 1920.0, 1.0) var max_flight_height := 1660.0
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@export_range(0.0, 10.0, 0.1) var min_edge_pause := 1.0
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@export_range(0.0, 10.0, 0.1) var max_edge_pause := 3.0
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@export_range(1.0, 1000.0, 1.0) var large_speed := 470.0
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@export_range(1.0, 1000.0, 1.0) var small_speed := 437.0
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@export_range(0.0, 30.0, 0.1) var small_initial_delay := 5.5
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@onready var _large: AnimatedSprite2D = $UfoLarge
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@onready var _small: AnimatedSprite2D = $UfoSmall
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var _random := RandomNumberGenerator.new()
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func _ready() -> void:
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_random.randomize()
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_fly_forever(_large, -380.0, 1500.0, large_speed, 0.0)
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_fly_forever(_small, -160.0, 1260.0, small_speed, small_initial_delay)
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func _fly_forever(
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sprite: AnimatedSprite2D,
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left_edge: float,
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right_edge: float,
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speed: float,
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initial_delay: float
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) -> void:
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var direction := 1
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_place_for_next_pass(sprite, left_edge, direction)
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if initial_delay > 0.0:
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await get_tree().create_timer(initial_delay).timeout
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while is_inside_tree() and is_instance_valid(sprite):
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var target_x := right_edge if direction > 0 else left_edge
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var duration := absf(target_x - sprite.position.x) / speed
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var flight := create_tween().set_trans(Tween.TRANS_LINEAR)
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flight.tween_property(sprite, "position:x", target_x, duration)
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await flight.finished
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if not is_inside_tree() or not is_instance_valid(sprite):
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return
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await get_tree().create_timer(
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_random.randf_range(min_edge_pause, max_edge_pause)
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).timeout
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direction *= -1
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_place_for_next_pass(sprite, target_x, direction)
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func _place_for_next_pass(
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sprite: AnimatedSprite2D,
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edge_x: float,
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direction: int
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) -> void:
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# Шаг 3 px сохраняет целочисленную высоту после масштаба production-сцен 2/3.
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var random_height := snappedf(
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_random.randf_range(min_flight_height, max_flight_height),
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3.0
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)
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sprite.position = Vector2(edge_x, random_height)
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sprite.flip_h = direction < 0
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sprite.set_meta("flight_direction", direction)
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sprite.set_meta("flight_height", random_height)
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