conforms file names to consistant standard

ui/damage_particle/damage_particle.gd

@@ -0,0 +1,31 @@
+class_name DamageParticle
+extends Sprite3D
+
+@export var label: Label
+var time_alive: float = 0.0
+var movement_speed: float = 1.0
+var movement_vector: Vector3
+
+
+func _ready() -> void:
+	var theta: float = deg_to_rad(40)
+	var z: float = randf_range(cos(theta), 1)
+	var phi: float = randf_range(0, 2 * PI)
+	var vector: Vector3 = Vector3(sqrt(1 - pow(z, 2)) * cos(phi), z, sqrt(1 - pow(z, 2)) * sin(phi))
+	movement_vector = vector.normalized()
+	visible = true
+
+
+func set_number(num: int) -> void:
+	label.text = str(num)
+
+
+func set_color(color: Color) -> void:
+	label.modulate = color
+
+
+func _process(delta: float) -> void:
+	time_alive += delta
+	position += movement_vector * movement_speed * delta
+	if time_alive >= 1.0:
+		queue_free()