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using UnityEngine;
using UnityEngine.UI;
using System.Collections;
using System.Linq;
namespace Pathfinding.Examples.RTS {
[HelpURL("https://arongranberg.com/astar/documentation/stable/rtswavespawner.html")]
public class RTSWaveSpawner : MonoBehaviour {
public Wave[] waves;
public Transform target;
public Text waveCounter;
public int team = 2;
[System.Serializable]
public class Wave {
public GameObject prefab;
public Transform spawnPoint;
public float delay;
public int count;
public int health;
}
// Use this for initialization
IEnumerator Start () {
float lastWave = 0;
float multiplier = 1;
for (int it = 0;; it++) {
for (int i = 0; i < waves.Length; i++) {
while (true) {
float remaining = waves[i].delay - (Time.time - lastWave);
if (remaining <= 0) break;
waveCounter.text = Mathf.RoundToInt(remaining).ToString();
yield return null;
}
waveCounter.text = "!";
int from = i;
while (i + 1 < waves.Length && waves[i+1].delay == 0) i++;
var toSpawn = waves.Skip(from).Take(i - from + 1).ToArray();
var names = toSpawn.Select(w => w.spawnPoint.gameObject.name).Distinct().OrderBy(s => s).ToArray();
var message = "Incoming enemies from ";
for (int j = 0; j < names.Length; j++) {
if (j > 0) message += j == names.Length - 1 ? " and " : ", ";
message += names[j];
}
Debug.Log(message);
foreach (var wave in toSpawn) {
for (int j = 0; j < wave.count; j++) {
var rnd = Random.insideUnitSphere * 10;
rnd.y = 0;
var go = GameObject.Instantiate(wave.prefab, wave.spawnPoint.position + rnd, wave.spawnPoint.rotation) as GameObject;
var unit = go.GetComponent<RTSUnit>();
unit.team = team;
unit.maxHealth = unit.health = wave.health * multiplier;
unit.SetDestination(target.position, MovementMode.AttackMove);
}
}
yield return new WaitForSeconds(10);
lastWave = Time.time;
}
multiplier *= 2;
}
}
// Update is called once per frame
void Update () {
}
}
}
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