/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
{
Exit();
}
// TODO: Add your update logic here
var kstate = Keyboard.GetState();
if (kstate.IsKeyDown(Keys.Up))
{
player.Position.Y -= player.Speed * (float)gameTime.ElapsedGameTime.TotalSeconds;
}
if (kstate.IsKeyDown(Keys.Down))
{
player.Position.Y += player.Speed * (float)gameTime.ElapsedGameTime.TotalSeconds;
}
if (kstate.IsKeyDown(Keys.Left))
{
player.Position.X -= player.Speed * (float)gameTime.ElapsedGameTime.TotalSeconds;
}
if (kstate.IsKeyDown(Keys.Right))
{
player.Position.X += player.Speed * (float)gameTime.ElapsedGameTime.TotalSeconds;
}
if (physics.CollisionVsObject(player, snow))
{
snow.Position.X += 1;
}
if (physics.OutOfBounds(player, world))
{
snow.Position.X -= 1;
}
base.Update(gameTime);
}