public static Coord Closest(this IEnumerable <Coord> coords, Coord closeTo)
{
var score = double.MaxValue;
Coord coordOut = null;
foreach (var coord in coords)
{
var newScore = AiBase.DistanceBetween(coord, closeTo);
if (newScore < score)
{
score = newScore;
coordOut = coord;
}
}
return(coordOut);
}
public override Coord Update(IEnumerable <Coord> trees, IEnumerable <Coord> monsters, Coord witcher, Coord me)
{
// Witcher? What witcher?
if (witcher == null || AiBase.DistanceBetween(me, witcher) > 5)
{
return(this.Wander(trees, me));
}
// Try to escape Geralt!
var x = me.X;
var y = me.Y;
if (witcher.X < me.X)
{
x += 1;
}
if (witcher.X > me.X)
{
x -= 1;
}
if (witcher.Y < me.Y)
{
y += 1;
}
if (witcher.Y > me.Y)
{
y -= 1;
}
var newLocation = new Coord(x, y);
// If we've got our back to a tree, cower. Otherwise, run!
return(trees.Contains(newLocation) ? me : newLocation);
}