Bullet.cs

using UnityEngine;
using System.Collections;
using System.Collections.Generic; //リストの追加

public class Bullet : MonoBehaviour {

	private float AutoDestroyTime = 0;
	private float AutoDestroyLimit =10;
	public Object AutoDestroyEffect;
	public Object HitEffect;
	public float Ppower = 0;
	public float Spower = 0;
	public float Hpower = 0;
	public float StabilityInfluence = 0;
	public float BulletSpeed = 0;
	public float BulletMOA = 0;
	public float EffectiveDistance = 0;
	public float OutRangePowerDecay = 0;
	public List<float> BulletStats = new List<float>();
	private float BulletMoveDistance = 0;
	private Vector3 BulletCurrentPosition = Vector3.zero;
	private Vector3 BulletPreviousPosition = Vector3.zero;
	private Rigidbody MyRigidBody;
	public GameObject BulletTrail;


	void Awake()
	{
		MyRigidBody = GetComponent<Rigidbody>();
		//弾丸性能入力
		BulletStats.Add (Ppower);
		BulletStats.Add (Spower);
		BulletStats.Add (Hpower);
		BulletStats.Add (StabilityInfluence);
	}

	// Use this for initialization
	void Start ()
	{
		BulletCurrentPosition = transform.position;
		BulletPreviousPosition = transform.position;
		BulletShoot ();
	}
	
	// Update is called once per frame
	void Update () 
	{
		BulletFlyingDistance ();
		AutoDestory();

	}

	void AutoDestory()
	{
		//自然消滅射程限界
		AutoDestroyTime += 1 * Time.deltaTime;
		if (AutoDestroyTime >= AutoDestroyLimit) 
		{
			if(AutoDestroyEffect != null)
			{
				Instantiate(AutoDestroyEffect,transform.position, Quaternion.identity);
			}
			Destroy (gameObject);
		}
	}

	void BulletFlyingDistance()
	{
		//弾丸飛翔距離の計測
		BulletCurrentPosition = transform.position;
		BulletMoveDistance += Vector3.Distance (BulletCurrentPosition, BulletPreviousPosition);
		BulletPreviousPosition = transform.position;
		if (BulletMoveDistance >= EffectiveDistance) {
			MyRigidBody.useGravity = true;
			Ppower -= Ppower*(OutRangePowerDecay/10)*Time.deltaTime;
			Spower -= Spower*(OutRangePowerDecay/10)*Time.deltaTime;
			Hpower -= Hpower*(OutRangePowerDecay/10)*Time.deltaTime;
		}
		//攻撃力が無くなった時消滅
		if (Ppower < 1 && Spower < 1 && Hpower < 1 ) 
		{
			if(AutoDestroyEffect != null)
			{
				Instantiate(AutoDestroyEffect,transform.position, Quaternion.identity);
			}
			if(BulletTrail != null)
			{
				BulletTrail.transform.parent = null;
			}
			Destroy (gameObject);
		}

	}

	public void TriggerEnter(Collider HitCollider)
	{
		//DontGoThroughThingsの通知を使った接触判定

		 switch (HitCollider.gameObject.tag) 
		{
			case "Player":
							break;
			case "Bullets":
							break;
			case "Terrain":
							
							Instantiate(HitEffect,transform.position, Quaternion.identity);
							if(BulletTrail != null)
							{
								BulletTrail.transform.parent = null;
							}
							Destroy (gameObject);
							break;

			case "Parts":	//Parts_ArmorStatsに着弾判定を送る
							BulletStatsUpdate();
							HitCollider.gameObject.SendMessageUpwards("HitTest", BulletStats ,SendMessageOptions.DontRequireReceiver);
							Instantiate(HitEffect,HitCollider.ClosestPointOnBounds(HitCollider.transform.position), Quaternion.identity);
							if(BulletTrail != null)
							{
								BulletTrail.transform.parent = null;
							}		
							Destroy (gameObject);
							break;

			default:		
							if(BulletTrail != null)
							{
								BulletTrail.transform.parent = null;
							}
							Destroy (gameObject);
							break;
		}
	}

	public void BulletShoot()
	{
		//弾道ブレ率と速度追加
		transform.eulerAngles += new Vector3(Random.Range(-BulletMOA/100,BulletMOA/100),Random.Range(-BulletMOA/100,BulletMOA/100),0);
		GetComponent<Rigidbody>().AddForce(transform.forward * BulletSpeed / 10f ,ForceMode.Impulse);

	}

	void BulletStatsUpdate(){
		//弾丸性能リストの更新
		BulletStats [0] = Ppower;
		BulletStats [1] = Spower;
		BulletStats [2] = Hpower;
		BulletStats [3] = StabilityInfluence;
	}

}