Lesson12　後編

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class PlayerController : MonoBehaviour
{

    public float speed = 12.0f;
    public float brake = 0.5f;
    private Rigidbody rB;
    private Vector3 rbVelo;

    public Text goalText;
    public bool goalOn;

    void Start ()
    {
        rB = GetComponent<Rigidbody>();
        goalText.enabled = false;
        goalOn = false;
	}
	
	void Update ()
    {
        if (goalOn == false)
        {
            rbVelo = Vector3.zero;
            float x = Input.GetAxis("Horizontal");
            float z = Input.GetAxis("Vertical");
            rbVelo = rB.velocity;
            rB.AddForce(x * speed - rbVelo.x * brake, 0, z * speed - rbVelo.z * brake, ForceMode.Impulse);
        }
	}

    void OnTriggerEnter(Collider other)
    {
        if (other.gameObject.tag == "Goal")
        {
            other.gameObject.GetComponent<Renderer>().material.color = new Color(1, 0, 0, 1);
            rB.AddForce(-rbVelo.x * 0.8f, 0, -rbVelo.z * 0.8f, ForceMode.Impulse);
            goalText.enabled = true;
            goalOn = true;
        }
    }

    void OnCollisionEnter(Collision other)
    {
        if (other.gameObject.tag == "Kill")
        {
            this.gameObject.SetActive(false);
        }
    }
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class PlayerTrigger : MonoBehaviour
{

    void OnTriggerEnter(Collider other)
    {
        if (other.gameObject.tag == "Player")
        {
            this.gameObject.GetComponent<Renderer>().material.color = new Color(1, 0, 0, 1);
        }
    }

    void OnTriggerExit(Collider other)
    {
        if (other.gameObject.tag == "Player")
        {
            this.gameObject.GetComponent<Renderer>().material.color = new Color(0, 0, 1, 1);
        }
    }
}