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extends RigidBody3D |
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class_name Pusher |
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@export var acceleration := 1000 |
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var requested_movement: Vector3 |
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@onready var _AIController3D: AIController3D = $AIController3D |
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@export var puck: Puck |
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@export var goal: Area3D |
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@export var other_player: Pusher |
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var _initial_position: Vector3 |
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func _ready(): |
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_AIController3D.init(self) |
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_initial_position = position |
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func reset(): |
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position = _initial_position |
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func _physics_process(_delta): |
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if _AIController3D.needs_reset: |
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_AIController3D.reset() |
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reset() |
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var movement: Vector3 |
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if _AIController3D.heuristic != "human": |
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movement = requested_movement |
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else: |
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if Input.is_action_pressed("forward"): |
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movement.z -= 1 |
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if Input.is_action_pressed("backward"): |
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movement.z += 1 |
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if Input.is_action_pressed("left"): |
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movement.x -= 1 |
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if Input.is_action_pressed("right"): |
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movement.x += 1 |
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if movement: |
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apply_central_force( |
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global_transform.basis * |
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movement.limit_length(1) * |
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acceleration |
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) |
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# Small penalty for standing still |
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if linear_velocity.length() < 0.1: |
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_AIController3D.reward -= 0.00075 |
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func _on_body_entered(body: PhysicsBody3D): |
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if body == puck: |
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# Reward for hitting the puck based on velocity |
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_AIController3D.reward += 0.085 * linear_velocity.length() |
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func _on_goal_body_entered(_body): |
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_AIController3D.reward += 10 |
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_AIController3D.done = true |
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_AIController3D.needs_reset = true |
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other_player._AIController3D.reward -= 1 |
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other_player._AIController3D.done = true |
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other_player._AIController3D.needs_reset = true |
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