57 lines
1.5 KiB
C#
57 lines
1.5 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public interface IArea
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{
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public Vector2 GetRandomPoint();
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public IEnumerable<PHomeUnit> FindUnits();
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public bool IsInside(Vector2 point);
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}
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public static class AreaUtils
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{
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public static LayerMask PlayerMask = LayerMask.GetMask("Player");
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public static LayerMask MonsterMask = LayerMask.GetMask("Monster");
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public static LayerMask UnitMask
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{
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get
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{
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return PlayerMask | MonsterMask;
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}
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}
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public static Vector2 GetRandomPoint(Vector2 center, float radius)
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{
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float length = UnityEngine.Random.Range(0.0f, radius);
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float deg = UnityEngine.Random.Range(0.0f, 2.0f * Mathf.PI);
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Vector2 result = new Vector2()
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{
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x = Mathf.Cos(deg) * length,
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y = Mathf.Sin(deg) * length,
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};
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return result + center;
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}
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public static IEnumerable<PHomeUnit> FindUnits(Vector2 center, float radius)
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{
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var result = Physics2D.OverlapCircleAll(center, radius, UnitMask);
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foreach (var item in result)
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{
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PHomeUnit unitComp = item.GetComponent<PHomeUnit>();
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if (unitComp == null)
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{
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if (item.attachedRigidbody != null)
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{
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unitComp = item.attachedRigidbody.GetComponent<PHomeUnit>();
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}
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}
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if (unitComp != null && !unitComp.IsDead)
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{
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yield return unitComp;
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}
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}
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}
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}
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