Bachelor-Thesis_Furkan_Karakocaoglu/testumgebung/CrowdModelling/Assets/Depictions_Years/Scripts/InstantiatePrefab.cs

using UnityEngine;
using UnityEngine.AI;

public class InstantiatePrefab : MonoBehaviour
{
    public GameObject prefabHuman;
    public GameObject waypoints;

    public int amount = 1;
    public int maxNumPerGroup = 5;
    public Vector3 spawnPoint;
    public Vector2 speedMinMax = new Vector2(4.0f, 7.0f);
    public Vector2 wanderTimerMinMax = new Vector2(10.0f, 15.0f);

    //Can be passed on
    [HideInInspector]
    public GameObject[][] humanObjs;
    [HideInInspector]
    public float[] wanderTimer;

    // Start is called before the first frame update
    void Start()
    {
        //Save all waypoints from GameObject into Transform array
        Transform[] wpArray = waypoints.GetComponentsInChildren<Transform>();
        Transform[] waypointsArray = new Transform[wpArray.Length - 1];
        for(int k = 1; k < wpArray.Length; k++)
        {
            waypointsArray[k - 1] = wpArray[k];
        }
        gameObject.GetComponent<WanderingAITest>().waypoints = waypointsArray;

        //Calculate number of groups
        int numGroups = 1;
        if(amount > 0)
            numGroups = (int) Mathf.Ceil((float)amount / (float)maxNumPerGroup);
        humanObjs = new GameObject[numGroups][];

        //Set wanderTimer
        wanderTimer = new float[humanObjs.Length];

        int humansLeft = amount;
        // instantiate humans, save in array and modifie
        for(int i = 0; i < humanObjs.Length; i++)
        {
            //Calculate Group Size
            int groupSize = (humansLeft > maxNumPerGroup) ? maxNumPerGroup : humansLeft;
            humanObjs[i] = new GameObject[groupSize];
            humansLeft -= groupSize;

            //Nav Mesh Agent - speed
            float speed = Random.Range(speedMinMax.x, speedMinMax.y);
            
            //Wandering AI Waypoints (Script)
            wanderTimer[i] = Random.Range(wanderTimerMinMax.x, wanderTimerMinMax.y);
            //target scattering

            // instantiate humans per group and save them in matrix
            for (int j = 0; j < humanObjs[i].Length; j++)
            {
                humanObjs[i][j] = Instantiate(prefabHuman, new Vector3(j + spawnPoint.x, 0, i + spawnPoint.z), Quaternion.identity, this.transform);
            
                humanObjs[i][j].tag = this.transform.tag;
                humanObjs[i][j].GetComponent<NavMeshAgent>().speed = speed;
                humanObjs[i][j].GetComponent<Animator>().speed = 0.5f + (speed / speedMinMax.y);
            }
        }
    }
}