719c1d0ba0
Added AI code for enemies utilizing State Management Created simple enemy prefab with the AI
55 lines
1.7 KiB
C#
55 lines
1.7 KiB
C#
using AI.Base;
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using UnityEngine;
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using static TMPro.SpriteAssetUtilities.TexturePacker_JsonArray;
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public class EnemyStateManager : StateManager {
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[Header("States")]
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[SerializeField] public StateNode WalkState;
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[SerializeField] public StateNode ChaseState;
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[SerializeField] public StateNode AttackState;
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[Header("Attributes")]
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[SerializeField] private float ChaseDistance = 10f;
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[SerializeField] private float AttackDistance = 1f;
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private Transform Player;
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protected void Start() {
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Player = GameObject.FindGameObjectWithTag("Player")?.transform;
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WalkState.Initialize(this.transform);
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ChaseState.Initialize(this.transform);
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AttackState.Initialize(this.transform);
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CurrentState = WalkState;
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CurrentState.Start();
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}
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override protected IState GetNextState() {
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if (Player == null)
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return CurrentState;
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float dist = Vector2.Distance(transform.position, Player.position);
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if (dist < AttackDistance)
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return AttackState.GetNextState();
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else if (dist < ChaseDistance)
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return ChaseState.GetNextState();
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else
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return WalkState.GetNextState();
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}
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private void OnDrawGizmos() {
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DrawChaseDistance();
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DrawAttackDistance();
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}
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private void DrawChaseDistance() {
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Gizmos.color = CurrentState == (IState)ChaseState ? Color.yellow : Color.green;
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Vector2 center = this.transform.position;
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Gizmos.DrawWireSphere(center, ChaseDistance);
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}
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private void DrawAttackDistance() {
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Gizmos.color = CurrentState == (IState)AttackState ? Color.red : Color.green;
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Vector2 center = this.transform.position;
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Gizmos.DrawWireSphere(center, AttackDistance);
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}
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}
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