/// <summary>
/// Calculates angles and such between a target point for the enemy
/// </summary>
/// <param name="target"> Target position </param>
void setTargetPosition(Vector2 target)
{
walkAngle = angleBetween(target, position);
velocity = Vector2Extensions.FromAngle(walkAngle);
setWalkAngle(walkAngle + MathHelper.PiOver2);
}