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addons/godot-rapier2d/faucet_2d.gd

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+class_name Faucet2D
+extends Fluid2D
+
+@export var interval := 0.06
+@export var max_particles: int = 1000
+@export var width: int = 4
+@export var height: int = 2
+
+var points_new: PackedVector2Array
+var velocities_new: PackedVector2Array
+
+
+func _ready():
+	points_new = create_rectangle_points(width, height)
+	velocities_new.resize(points_new.size())
+	var gravity_value = ProjectSettings.get("physics/2d/default_gravity")
+	var gravity_dir = ProjectSettings.get("physics/2d/default_gravity_vector")
+	var dir = global_transform.basis_xform(gravity_dir * gravity_value)
+	velocities_new.fill(dir)
+	get_tree().create_timer(interval).timeout.connect(_on_timer_timeout)
+
+
+func _on_timer_timeout():
+	get_tree().create_timer(interval).timeout.connect(_on_timer_timeout)
+	if len(points) > max_particles:
+		return
+	add_points_and_velocities(points_new, velocities_new)