private Bonus findBonus()
{
Vector dir = new Vector(path[0].DirOut.X, path[0].DirOut.Y);
PCar pcar = new PCar(car, game);
if (pcar.Speed.Length < 1)
{
return(null);
}
PCar zeroWheelTurnCar = pcar.GetZeroWheelTurnCar();
Bonus priorityBonus = null;
foreach (Bonus bonus in world.Bonuses)
{
double distance = car.GetDistanceTo(bonus);
if (distance > game.TrackTileSize * 3.0)
{
continue;
}
Vector bonusPos = new Vector(bonus.X, bonus.Y);
if ((bonusPos - pcar.Pos).Dot(dir) < 0)//back
{
continue;
}
if (!isNextTile(new TilePos(bonus.X, bonus.Y)))
{
continue;
}
if (Constant.BonusPriority(bonus, car, false) < 0)
{
continue;
}
double newBonusPriority = Constant.BonusPriority(bonus, car, true);
if (null == priorityBonus || Constant.BonusPriority(priorityBonus, car, true) < newBonusPriority)
{
priorityBonus = bonus;
}
}
return(priorityBonus);
}
private double cellPriority(Cell cell)
{
double priority = 0;
if (!hasUnknown)
{
foreach (Bonus bonus in world.Bonuses)
{
TilePos pos = new TilePos(bonus.X, bonus.Y);
if (pos.Equals(cell.Pos))
{
priority += Constant.BonusPriority(bonus, car, false) / 100.0;
}
}
int countAccidentCarInCell = 0;
foreach (Car car in world.Cars)
{
if (car.IsTeammate)
{
continue;
}
TilePos carPos = new TilePos(car.X, car.Y);
if (!carPos.Equals(cell.Pos))
{
continue;
}
if (car.Speed() < 1)
{
countAccidentCarInCell++;
}
}
priority -= 0.5 * countAccidentCarInCell;
}
return(priority);
}