protected override void Update(GameTime gameTime)
{
var deltaTime = gameTime.GetElapsedSeconds();
var keyboardState = Keyboard.GetState();
var mouseState = Mouse.GetState();
if (keyboardState.IsKeyDown(Keys.Escape))
{
Exit();
}
if (_player != null && !_player.IsDestroyed)
{
const float acceleration = 5f;
if (keyboardState.IsKeyDown(Keys.W) || keyboardState.IsKeyDown(Keys.Up))
{
_player.Accelerate(acceleration);
}
if (keyboardState.IsKeyDown(Keys.S) || keyboardState.IsKeyDown(Keys.Down))
{
_player.Accelerate(-acceleration);
}
if (keyboardState.IsKeyDown(Keys.A) || keyboardState.IsKeyDown(Keys.Left))
{
_player.Rotation -= deltaTime * 3f;
}
if (keyboardState.IsKeyDown(Keys.D) || keyboardState.IsKeyDown(Keys.Right))
{
_player.Rotation += deltaTime * 3f;
}
if (keyboardState.IsKeyDown(Keys.Space) || mouseState.LeftButton == ButtonState.Pressed)
{
_player.Fire();
}
if (_previousMouseState.X != mouseState.X || _previousMouseState.Y != mouseState.Y)
{
_player.LookAt(_camera.ScreenToWorld(new Vector2(mouseState.X, mouseState.Y)));
}
_camera.LookAt(_player.Position + _player.Velocity * 0.2f);
_camera.Zoom = 1.0f - (_player.Velocity.Length() / 500f);
}
_entityManager.Update(gameTime);
CheckCollisions();
_previousMouseState = mouseState;
base.Update(gameTime);
}
protected override void Update(GameTime gameTime)
{
var deltaTime = (float)gameTime.ElapsedGameTime.TotalSeconds;
var keyboardState = Keyboard.GetState();
var mouseState = Mouse.GetState();
if (keyboardState.IsKeyDown(Keys.Escape))
{
Exit();
}
const float acceleration = 5f;
if (keyboardState.IsKeyDown(Keys.W) || keyboardState.IsKeyDown(Keys.Up))
{
_player.Accelerate(acceleration);
}
if (keyboardState.IsKeyDown(Keys.S) || keyboardState.IsKeyDown(Keys.Down))
{
_player.Accelerate(-acceleration);
}
if (keyboardState.IsKeyDown(Keys.A) || keyboardState.IsKeyDown(Keys.Left))
{
_player.Rotation -= deltaTime * 3f;
}
if (keyboardState.IsKeyDown(Keys.D) || keyboardState.IsKeyDown(Keys.Right))
{
_player.Rotation += deltaTime * 3f;
}
if (keyboardState.IsKeyDown(Keys.Space) || mouseState.LeftButton == ButtonState.Pressed)
{
_player.Fire();
}
if (_previousMouseState.X != mouseState.X || _previousMouseState.Y != mouseState.Y)
{
_player.LookAt(_camera.ScreenToWorld(new Vector2(mouseState.X, mouseState.Y)));
}
_entityManager.Update(gameTime);
foreach (var laser in _entityManager.Entities.Where(e => e is Laser).Cast <Laser>().ToArray())
{
foreach (var meteor in _entityManager.Entities.Where(e => e is Meteor).Cast <Meteor>().ToArray())
{
if (meteor.Contains(laser.Position))
{
meteor.Damage(1);
laser.Destroy();
var animator = Content.Load <SpriteSheetAnimator>("explosion-animations");
_entityManager.AddEntity(new Explosion(animator, meteor.Position));
return;
}
}
}
_previousMouseState = mouseState;
_camera.LookAt(_player.Position + _player.Velocity * 0.2f);
base.Update(gameTime);
}
