コルーチン１サンプルの中断可能版

CoroutineSample1.cs

using UnityEngine;
using System.Collections;

public class CoroutineSample1 : MonoBehaviour 
{
	bool isRunning = false;
	Coroutine coroutine;

	void OnMouseDown()
	{
		coroutine = StartCoroutine(ChangeColorCoroutine());
	}

	void OnMouseUp()
	{
		StopCoroutine(coroutine);

		ChangeColorCoroutine(renderer, Color.green);
		isRunning = false;
	}
	
	IEnumerator ChangeColorCoroutine()
	{
		if( isRunning ) { yield break; }
		isRunning = true;

		var renderer = GetComponent<Renderer>();
		ChangeColorCoroutine(renderer, Color.red);

		// 0.5秒待つ
		yield return new WaitForSeconds(0.5f);
		
		ChangeColorCoroutine(renderer, Color.green);
		isRunning = false;
	}

	void ChangeColorCoroutine(Renderer renderer, Color color)
	{
		renderer.material.color = color;
		DynamicGI.UpdateMaterials(renderer);
	}
}