LinearDisplacement.cs

//======= Copyright (c) Valve Corporation, All rights reserved. ===============
//
// Purpose: Move the position of this object based on a linear mapping
//
//=============================================================================

using UnityEngine;
using System.Collections;

namespace Valve.VR.InteractionSystem
{
    //-------------------------------------------------------------------------
    public class LinearDisplacement : MonoBehaviour
    {
        public Vector3 displacement;
        public LinearMapping linearMapping;

        private Vector3 initialPosition;

        //-------------------------------------------------
        void Start()
        {
            initialPosition = transform.localPosition;

            if ( linearMapping == null )
            {
                linearMapping = GetComponent<LinearMapping>();
            }
        }


        //-------------------------------------------------
        void Update()
        {
            if ( linearMapping )
            {
                transform.localPosition = initialPosition + linearMapping.value * displacement;
            }
        }
    }
}