feat: enemies spawn in spawn zones and wander on a graph

Assets/Scripts/Units/Enemy/EnemySpawn.cs

@@ -1,47 +1,65 @@
 using System.Collections.Generic;
 using Drawing;
+using Pathfinding;
 using Sirenix.OdinInspector;
 using UnityEngine;
 
-public class EnemySpawn : MonoBehaviour{
-    public float radius = 30f;
+namespace Reset.Units{
+    public class EnemySpawn : MonoBehaviour{
+        public float radius = 30f;
 
-    public int minimumEnemies = 1;
-    public int maximumEnemies = 5;
-    
-    public Vector2 enemyCount; 
+        public int minimumEnemies = 1;
+        public int maximumEnemies = 5;
 
-    // TODO: Replace this with an Enemy selector based on difficulty, random chance, etc?
-    public GameObject enemy;
+        public Vector2 enemyCount;
 
-    public List<GameObject> enemies;
-    
-    void Start(){
-        SpawnEnemies();
-    }
+        // TODO: Replace this with an Enemy selector based on difficulty, random chance, etc?
+        public GameObject enemy;
 
-    void SpawnEnemies(){
-        int count = Random.Range(minimumEnemies, maximumEnemies + 1);
+        public List<GameObject> enemies;
 
-        for (int i = 0; i < count; i++) {
-            Vector3 newPosition = transform.position;
+        public GridGraph relatedGraph;
 
-            float randomX = Random.Range(-(radius / 2f), radius / 2f);
-            float randomZ = Random.Range(-(radius / 2f), radius / 2f);
+        void Start(){
+            CreateAstarGraph();
+            SpawnEnemies();
+        }
 
-            newPosition += new Vector3(randomX, transform.position.y, randomZ);
+        void CreateAstarGraph(){
+            relatedGraph = AstarPath.active.data.AddGraph(typeof(GridGraph)) as GridGraph;
 
-            float randomRot = Random.Range(0f, 360f);
+            relatedGraph.SetDimensions(Mathf.FloorToInt(radius) * 2, Mathf.FloorToInt(radius) * 2, 1f);
+            relatedGraph.collision.diameter = 3f;
 
-            GameObject newEnemy = Instantiate(enemy, newPosition, Quaternion.AngleAxis(randomRot, Vector3.up));
-            
-            enemies.Add(newEnemy);
+            AstarPath.active.Scan(relatedGraph);
+
+            GetComponent<ProceduralGraphMover>().graph = relatedGraph;
+        }
+
+        void SpawnEnemies(){
+            int count = Random.Range(minimumEnemies, maximumEnemies + 1);
+
+            for (int i = 0; i < count; i++) {
+                Vector3 newPosition = transform.position;
+
+                float randomX = Random.Range(-(radius / 2f), radius / 2f);
+                float randomZ = Random.Range(-(radius / 2f), radius / 2f);
+
+                newPosition += new Vector3(randomX, transform.position.y, randomZ);
+
+                float randomRot = Random.Range(0f, 360f);
+
+                GameObject newEnemy = Instantiate(enemy, newPosition, Quaternion.AngleAxis(randomRot, Vector3.up));
+                newEnemy.GetComponent<Enemy>().relatedSpawner = this;
+                    
+                enemies.Add(newEnemy);
+            }
+        }
+
+        // Update is called once per frame
+        void Update(){
+            Draw.WireCylinder(transform.position, transform.position + Vector3.up * 7f, radius);
         }
     }
 
-    // Update is called once per frame
-    void Update()
-    {
-        Draw.WireCylinder(transform.position, transform.position + Vector3.up * 7f, radius);
-    }
-}
+}