public static void Main(string[] args)
{
var watch = new Stopwatch();
watch.Start();
_window = new RenderWindow(new VideoMode(1280, 720), "Toast", Styles.Default, new ContextSettings {
AntialiasingLevel = 2
});
BSP bsp = null;
var manager = new GameObjectManager(gob => bsp?.GetCollisions(gob.Bounds));
var env = new SimpleEnvironment(_window, manager);
var windowCreate = watch.Elapsed.TotalSeconds;
//_window.SetVerticalSyncEnabled(true);
_window.SetFramerateLimit(60);
var screenCenter = _window.Size / 2;
_window.SetVisible(true);
_window.Closed += OnClosed;
_window.KeyPressed += (sender, eventArgs) =>
{
if (eventArgs.Code == Keyboard.Key.Escape)
{
_window.Close();
}
};
var p = env.ObjectManager.Spawn <Player>();
p.Initialize(new RectangleShape(new Vector2f(50f, 50f))
{
Texture = new Texture(@"media\magic.png")
{
Smooth = true
}, Scale = new Vector2f(4f, 4f)
}, env, _window);
p.Position = new Vector2f(screenCenter.X, screenCenter.Y);
var numEnemies = 400;
for (int i = 0; i < numEnemies; i++)
{
SpawnEnemy(env, new Vector2f(screenCenter.X, screenCenter.Y));
}
var showFps = false;
_window.KeyPressed += (sender, eventArgs) =>
{
if (eventArgs.Code == Keyboard.Key.Tilde)
{
showFps = !showFps;
}
};
var font = new Font(@"c:\windows\fonts\ariblk.ttf");
var previous = (float)watch.Elapsed.TotalSeconds;
var lag = 0f;
var fpsBuffer = new Queue <float>();
while (_window.IsOpen)
{
env.DebugText.Clear();
var time = (float)watch.Elapsed.TotalSeconds;
var dt = time - previous;
previous = time;
lag += dt;
_window.DispatchEvents();
_window.Clear();
var preUpdate = watch.Elapsed.TotalSeconds;
while (lag > env.FrameDelta)
{
var objects = env.ObjectManager.Objects.ToList();
for (int i = 0; i < numEnemies - objects.Count(a => a is Enemy); i++)
{
SpawnEnemy(env, new Vector2f(screenCenter.X, screenCenter.Y));
}
objects = env.ObjectManager.Objects.ToList();
bsp = new BSP(new HashSet <GameObjectBase>(objects), new FloatRect(0, 0, _window.Size.X, _window.Size.Y));
foreach (var gameObjectBase in objects)
{
gameObjectBase.Update();
}
manager.DestroyAll();
lag -= env.FrameDelta;
}
var postUpdate = watch.Elapsed.TotalSeconds;
env.LogText($"update %: {100 * (postUpdate - preUpdate) / dt:F1}");
env.FrameRemainder = lag;
foreach (var gameObjectBase in env.ObjectManager.Objects)
{
_window.Draw(gameObjectBase);
}
if (bsp != null)
{
//_window.Draw(bsp);
}
if (showFps)
{
fpsBuffer.Enqueue(1 / dt);
while (fpsBuffer.Count > 100)
{
fpsBuffer.Dequeue();
}
env.LogText($"fps: {fpsBuffer.Average():F1}");
}
_window.Draw(new Text(string.Join("\n", env.DebugText), font));
_window.Display();
}
}
