Oculus riftの上下に揺れて進むあれ

VelocityChecker

using UnityEngine;
using System.Collections;
using Ovr;


public class VelocityChecker : MonoBehaviour {
    Hmd hmd;
    float prevVelY;
	// Use this for initialization
	void Start () {
        hmd = OVRManager.capiHmd;
        prevVelY = 0;

	}
	
	// Update is called once per frame
	void Update () {
        Vector3 velocity3 = GetVelocity();
        float velY = velocity3.y - 9.8f;
        if (Mathf.Abs(velY) > 5)//f && 2f > Mathf.Abs(velY+prevVelY))
        {
            transform.Translate(transform.forward * Mathf.Abs(velY) * Time.deltaTime);
        }
        prevVelY = velY;
	}

    Vector3 GetVelocity()
    {
        TrackingState trackingState = hmd.GetTrackingState();
        SensorData sensorData = trackingState.RawSensorData;
        return new Vector3(sensorData.Accelerometer.x,sensorData.Accelerometer.y,sensorData.Accelerometer.z);
    }
}