using UnityEngine; public static class MathUtil { /// <summary> /// (x - a)^2 + (y - b)^2 + (z - c)^2 <= r^2 を計算 /// </summary> /// <param name="targetPos">対象となる店</param> /// <param name="center">円の中心</param> /// <param name="radius">半径</param> /// <returns></returns> public static bool IsInSphere(V…