extends KinematicBody2Dconst GRAVITY = 600const WALK_SPEED = 200const JUMP_FORCE = 500var velocity = Vector2()var screen_sizefunc _ready(): screen_size = get_viewport_rect().size func _physics_process(delta): velocity.y += delta * GRAVITY if Input.is_action_pressed("ui_left"): velocity.x = -WALK_SPEED elif Input.is_action_pressed("ui_right"): velocity.x = WALK_SPEED else: # velocity.x = 0 # smoothen the stop velocity.x = lerp(velocity.x, 0, 0.1) if Input.is_action_pressed("ui_up") and is_on_floor(): velocity.y = -JUMP_FORCE velocity = move_and_slide(velocity, Vector2.UP) # prevent player going out of screen position.x = clamp(position.x, 0, screen_size.x) position.y = clamp(position.y, 0, screen_size.y)null