/*

    Copyright (C) 2016 Apple Inc. All Rights Reserved.

    See LICENSE.txt for this sample’s licensing information

    Abstract:

    A component that attaches to an entity. This component controls a geometry node's physics body.

*/

import SceneKit

import GameplayKit

class GeometryComponent: GKComponent {

    // MARK: Properties

    /// A reference to the box in the scene that the entity controls.

    let geometryNode: SCNNode

    // MARK: Initialization

    init(geometryNode: SCNNode) {

        self.geometryNode = geometryNode

        super.init()

    }

    required init?(coder aDecoder: NSCoder) {

        fatalError("init(coder:) has not been implemented")

    }

    // MARK: Methods

    /// Applies an upward impulse to the entity's box node, causing it to jump.

    func applyImpulse(_ vector: SCNVector3) {

        geometryNode.physicsBody?.applyForce(vector, asImpulse: true)

    }

}