public override TankUpdate Update(IGameState gameState)
{
// Pick a random goal to defend
if (_goalToDefend == null && gameState.Goals.Count > 0)
{
var shuffledGoals = gameState.Goals.OrderBy(a => Guid.NewGuid());
_goalToDefend = shuffledGoals.First();
}
TankUpdate tankUpdate = new TankUpdate();
if (gameState.Foes.Any() && gameState.Goals.Any())
{
if (_targetFoe == null || _targetFoe.Health <= 0)
{
// Pick a random target
var shuffledFoes = gameState.Foes.OrderBy(a => Guid.NewGuid());
_targetFoe = shuffledFoes.First();
}
if (_targetFoe != null)
{
// Target the foe's current location
tankUpdate.ShotTarget = _targetFoe.Center;
}
// Move toward tower
tankUpdate.MovementTarget = LocationProvider.GetLocation(_goalToDefend.X, _goalToDefend.Y);
tankUpdate.Bullet = new Bullet { Damage = 200, Freeze = 0, SplashRange = 0 };
}
return tankUpdate;
}
private void ChangeBulletPower(IFoe foe)
{
var range = GetDistanceFromTank(foe) + 1;
var damage = (int)(2000 / range);
var freeze = 0;
if (damage < foe.Health)
{
//damage /= 2;
//freeze = damage;
freeze = damage - 1;
damage = 1;
}
Bullet = new Bullet { Damage = damage, Freeze = freeze };
}
private double ModifyDistanceByDanger(IFoe foe)
{
return foe.AbilityType == AbilityType.Healing || foe.AbilityType == AbilityType.RangedHeat ? -100 : 0;
}
private void ChangeBulletPower(IFoe foe)
{
var range = GetDistanceFromTank(foe) + 1;
var damage = (int)(1000 / range);
Bullet = new Bullet { Damage = damage, Freeze = 0, SplashRange = 0 };
}
protected double GetTimeToGoal(IFoe foe, List<IGoal> goals)
{
var minDistance = double.MaxValue;
foreach (var goal in goals)
{
var xDistance = (goal.X + goal.Size.Width) - (foe.X + foe.Size.Width);
var yDistance = (goal.Y + goal.Size.Height) - (foe.Y + foe.Size.Height);
minDistance = Math.Min(Math.Sqrt(Math.Pow(xDistance, 2) + Math.Pow(yDistance, 2)) / foe.Speed, minDistance);
}
return minDistance;
}
