extends Spatial onready var screen_texture = get_node("ScreenTexture") as ColorRect func _process(delta: float) -> void: # The factor is 0 when the level is between 0% and 20%; 1 when the level is between 80% and 100%; lerp inbetween var factor = clamp((Pills.get_level() / Pills.get_max() * 1.4 - 0.2), 0.0, 1.0) screen_texture.material.set_shader_param("mask_factor", factor)