starfighter/MB_FYP/script/game.cs

using Godot;
using System;

public partial class game : Node2D
{
	public Node Lasers = null;
	public CharacterBody2D Player = null;
	public Node Asteroids = null;

	private readonly PackedScene AsteroidScene = GD.Load<PackedScene>("res://scenes/asteroid.tscn");

	public override void _Ready()
	{
		Asteroids = GetNode<Node>("Asteroids");
		var a = new asteroid();
		for (int i = 0; i == Asteroids.GetChildCount() - 1; i++){
			a = (asteroid)Asteroids.GetChild(i);
			a.Exploded += OnAsteroidExploded;
		}

		Lasers = GetNode<Node>("Lasers");
		Player = GetNode<CharacterBody2D>("Player");
		var p = new player();
		p.LaserShot += OnPlayerLaserShot;
		
	}

	public void SpawnAsteroid(Vector2 position, int size)
	{
		var a = new asteroid();
		a = AsteroidScene.Instantiate<asteroid>();
		a.GlobalPosition = position;
		a.size = (asteroid.AsteroidSize)size;
		a.Exploded += OnAsteroidExploded;
		Asteroids.CallDeferred("add_child", a);
	}

//Signals and Connections
	public void OnPlayerLaserShot(Area2D Laser)
	{
		Lasers.AddChild(Laser);
		GD.Print(Laser.Position);
		GD.Print(Player.Position);
	}

	public void OnAsteroidExploded(Vector2 pos, int size)
	{
		GD.Print(size);
		for(int i = 0; i < 2; i++){
			if (size == 0){
				SpawnAsteroid(pos, (int)asteroid.AsteroidSize.MEDIUM);
			}
			else if (size == 1){
				SpawnAsteroid(pos, (int)asteroid.AsteroidSize.SMALL);
			}
		}
	}


}