98 lines
3.2 KiB
C#
98 lines
3.2 KiB
C#
using System.Collections.Generic;
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using Drawing;
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using Pathfinding;
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using Sirenix.OdinInspector;
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using UnityEngine;
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namespace Reset.Units{
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public class EnemySpawn : MonoBehaviour{
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public float radius = 30f;
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public int minimumEnemies = 1;
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public int maximumEnemies = 5;
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public Vector2 enemyCount;
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// TODO: Replace this with an Enemy selector based on difficulty, random chance, etc?
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public GameObject enemy;
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public List<GameObject> enemies;
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public GridGraph relatedGraph;
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void Start(){
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CreateAstarGraph();
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SpawnEnemies();
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}
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void CreateAstarGraph(){
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relatedGraph = AstarPath.active.data.AddGraph(typeof(GridGraph)) as GridGraph;
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relatedGraph.SetDimensions(Mathf.FloorToInt(radius) * 2, Mathf.FloorToInt(radius) * 2, 1f);
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relatedGraph.collision.diameter = 3f;
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AstarPath.active.Scan(relatedGraph);
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GetComponent<ProceduralGraphMover>().graph = relatedGraph;
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}
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void SpawnEnemies(){
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int count = Random.Range(minimumEnemies, maximumEnemies + 1);
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for (int i = 0; i < count; i++) {
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Vector3 newPosition = transform.position;
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float randomX = Random.Range(-(radius / 2f), radius / 2f);
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float randomZ = Random.Range(-(radius / 2f), radius / 2f);
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newPosition += new Vector3(randomX, transform.position.y, randomZ);
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float randomRot = Random.Range(0f, 360f);
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GameObject newEnemy = Instantiate(enemy, newPosition, Quaternion.AngleAxis(randomRot, Vector3.up));
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newEnemy.GetComponent<Enemy>().relatedSpawner = this;
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enemies.Add(newEnemy);
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}
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}
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// Update is called once per frame
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void Update(){
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Draw.WireCylinder(transform.position, transform.position + Vector3.up * 7f, radius);
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if (PlayerIsInRange()) {
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SetPlayerAsTarget();
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}
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}
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GameObject PlayerIsInRange(){
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// TODO: Make compatible with all players
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Vector3 playerPos = PlayerManager.Player.transform.position;
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// Skip checking and return null/false if the player is nowhere near the spawn
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if (Vector3.Distance(playerPos, transform.position) < radius * 1.5f) {
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return null;
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}
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// If they are in range, check if the player is close enough to either an enemy or the spawn center
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if (Vector3.Distance(playerPos, transform.position) < radius * .33f) {
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return PlayerManager.Player;
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}
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foreach (GameObject thisEnemy in enemies) {
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if (Vector3.Distance(playerPos, thisEnemy.transform.position) < radius / 2f) {
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return PlayerManager.Player;
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}
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}
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return null;
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}
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void SetPlayerAsTarget(){
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foreach (GameObject thisEnemy in enemies) {
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thisEnemy.GetComponent<EnemyCombat>().SetNewTarget(PlayerManager.Player);
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}
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}
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}
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} |