public void Update(TimeSpan elapsed)
{
var momentum = new Vector2();
momentum += Direction;
Velocity += momentum * (float)elapsed.TotalSeconds;
Direction = Vector2.Zero;
if (Math.Abs(Velocity.X) > 100)
{
Velocity = new Vector2(Math.Sign(Velocity.X) * 100, Velocity.Y);
}
var lossX = Velocity.X * Math.Min(1f, 5f * (float)elapsed.TotalSeconds);
var lossY = Velocity.Y * Math.Min(1f, 5f * (float)elapsed.TotalSeconds);
Velocity = new Vector2(Velocity.X - lossX, Velocity.Y - lossY);
var displacement = Velocity * (float)elapsed.TotalSeconds;
var newLocation = m_location.Position + displacement;
m_location.SetPosition(newLocation);
}
public void Update(TimeSpan elapsed)
{
if (Direction != Vector2.Zero)
{
m_newLocation = m_location.Position + (Direction.Normalize() * (float)Speed) * (float)elapsed.TotalSeconds;
m_location.SetPosition(m_newLocation);
LastDirection = Direction;
Direction = Vector2.Zero;
}
}
public void Update(TimeSpan elapsed)
{
if (Target != null)
{
var targetPoint = Target.Location.Position;
var currentPoint = m_location.Position;
var displacement = (targetPoint - currentPoint);
var distance = displacement.Length;
if (distance > 1)
{
displacement = displacement.Normalize() * distance;
m_location.SetPosition(m_location.Position + displacement);
}
}
}
public Shoot(Vector2 position, Vector2 direction, Color4ub startColor, Color4ub endColor, float angle = 2, float radius = 2)
{
m_location = new LocationComponent(this);
m_location.SetPosition(position);
m_cone = new Cone(
position,
radius,
angle,
startColor,
endColor,
(float)((Math.Atan2(direction.Y, direction.X) + Math.PI*2) - (angle / 2.0) - Math.PI*2)
);
m_lifeTimeTotal = 0.2;
m_lifeTime = m_lifeTimeTotal;
}
