74 lines
2.0 KiB
C#
74 lines
2.0 KiB
C#
using System.Collections;
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using UnityEngine;
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public class ArcherSkill : UnitSkill
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{
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[Min(1)]
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public int volleyArrowCount = 3;
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[Min(0f)]
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public float volleyArrowDamageMultiplier = 0.7f;
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[Min(0f)]
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public float volleyArrowInterval = 0.15f;
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private Coroutine volleyCoroutine;
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public override void ReleaseSkill()
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{
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if (volleyCoroutine != null)
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{
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StopCoroutine(volleyCoroutine);
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}
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volleyCoroutine = StartCoroutine(FireVolley());
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}
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private IEnumerator FireVolley()
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{
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for (int i = 0; i < volleyArrowCount; i++)
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{
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// 三连射优先攻击当前目标；目标阵亡后剩余箭矢改打最近敌人。
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GameObject volleyTarget = unit.Target != null ? unit.Target : FindNearestOpponent();
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if (volleyTarget == null)
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{
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break;
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}
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unit.FireSkillProjectile(volleyTarget, volleyArrowDamageMultiplier);
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yield return new WaitForSeconds(volleyArrowInterval);
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}
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volleyCoroutine = null;
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}
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private GameObject FindNearestOpponent()
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{
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string opponentTag = unit.OpponentTag;
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if (string.IsNullOrEmpty(opponentTag))
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{
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return null;
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}
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GameObject nearestOpponent = null;
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float nearestSqrDistance = float.PositiveInfinity;
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GameObject[] opponents = GameObject.FindGameObjectsWithTag(opponentTag);
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foreach (GameObject opponent in opponents)
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{
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if (opponent == null || opponent.transform.root == unit.transform.root)
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{
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continue;
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}
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float sqrDistance = (opponent.transform.position - unit.transform.position).sqrMagnitude;
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if (sqrDistance < nearestSqrDistance)
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{
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nearestSqrDistance = sqrDistance;
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nearestOpponent = opponent;
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}
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}
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return nearestOpponent;
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}
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}
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