FindBestMineral.cs

using UnityEngine;

public class FindBestMineral : MonoBehaviour
{


    // Use this for initialization
    void Start()
    {
		
    }

    public Mineral GetNearestMineral()
    {
        Mineral bestMineral = null;
        float distanceFromBest = float.MaxValue;
        Mineral[] minerals = GameObject.FindObjectsOfType<Mineral>();
        foreach (Mineral mineral in minerals)
        {
            if (!mineral.wild)
                continue;
            float distance = (mineral.transform.position - transform.position).magnitude;
            if (distance < distanceFromBest)
            {
                distanceFromBest = distance;
                bestMineral = mineral;
            }
        }
        return bestMineral;
    }
	
    // Update is called once per frame
    void Update()
    {
		
    }
}