/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
graphics.PreferredBackBufferWidth = WIDTH;
graphics.PreferredBackBufferHeight = HEIGHT;
graphics.ApplyChanges();
spriteBatch = new SpriteBatch(GraphicsDevice);
random = new Random();
world = new EcsWorld(1000);
world.RegisterComponentType <Sprite>();
world.RegisterComponentType <Physics>();
world.RegisterComponentType <Spring>();
world.RegisterComponentType <Drift>();
world.RegisterComponentType <Player>();
world.RegisterComponentType <Kite>();
world.RegisterComponentType <Rope>();
world.RegisterComponentType <CatInterest>();
world.RegisterComponentType <CatPounce>();
world.RegisterComponentType <CatSlide>();
world.RegisterComponentType <CatAbscond>();
world.RegisterUpdateSystem(new PlayerSystem(world));
world.RegisterUpdateSystem(new KiteSystem(world));
world.RegisterUpdateSystem(new CatInterestSystem(world));
world.RegisterUpdateSystem(new CatPounceSystem(world));
world.RegisterUpdateSystem(new CatSlideSystem(world));
world.RegisterUpdateSystem(new CatAbscondSystem(world));
windSystem = new WindSystem(world);
world.RegisterUpdateSystem(windSystem);
world.RegisterUpdateSystem(new SpringSystem(world));
world.RegisterUpdateSystem(new PhysicsSystem(world));
world.RegisterUpdateSystem(new RopeSystem(world)); // should this just be a render system instead of giving the ropes sprites
world.RegisterDrawSystem(new SpriteSystem(world, spriteBatch));
var playerTexture = Content.Load <Texture2D>("Debugging/player");
var kiteTexture = Content.Load <Texture2D>("Debugging/kite");
var treeNodeTexture = Content.Load <Texture2D>("Debugging/tree");
var ropeTexture = Content.Load <Texture2D>("Debugging/rope");
var catTexture = Content.Load <Texture2D>("Debugging/cat");
var playerEntity = CreatePlayer(playerTexture);
var kiteEntity = CreateKite(kiteTexture);
var ropeEntities = CreateRope(ropeTexture, 32, 200f, world.GetComponent <Transform>(playerEntity).Position, world.GetComponent <Transform>(kiteEntity).Position);
ConnectPlayerAndKiteWithRope(playerEntity, kiteEntity, ropeEntities);
var cat1 = CreateCat(catTexture, 200f, 200f);
var cat2 = CreateCat(catTexture, 300f, 300f);
var cat3 = CreateCat(catTexture, 800f, 300f);
}
