public override void DoTurn(GameState state)
{
try
{
Log.Debug("Starting Turn " + turn++);// state.TimeRemaining
//FoodRadius = (int)Math.Sqrt(state.ViewRadius2);
//Calculate proximity
//var FoodProximity = calculateFoodProximity(state);
var visibility = calculateVisibilityProximity(state);
var enemyProximity = CalculateProximity(state, state.EnemyHills.Union <TeamLocation>(state.EnemyAnts).ToList(), 200);
var antMoved = new List <Ant>();
var ennemyConsidered = new List <Ant>();
//Attack/defend
foreach (Ant enemy in state.EnemyAnts)
{
if (ennemyConsidered.Contains(enemy))
{
continue;
}
if (Math.Sqrt(state.ViewRadius2) - visibility.At(enemy) < BattleRadius)
{
var battle = new Battle();
battle.StartBattle(state, state.MyAnts.Except(antMoved).OrderBy(a => state.GetDistance(enemy, a)).First(), enemy, enemyProximity);
ennemyConsidered.AddRange(battle.EnemyPlatoon);
antMoved.AddRange(battle.AllyPlatoon);
}
}
{ //Food.getAnt
var antLookingForFood = state.MyAnts.Except(antMoved).ToList();
var antGatheringFood = new Dictionary <Ant, TargetWithDir <Ant> >();
var foodqueue = new Queue <Location>(state.FoodTiles.Union(state.EnemyHills));
while (foodqueue.Count > 0)
{
var food = foodqueue.Dequeue();
var result = FindClosest(state, food, x => antLookingForFood.Select(ant => (x.Row == ant.Row && x.Col == ant.Col) ? ant : null).Where(y => y != null).FirstOrDefault());
Log.Trace("Food.GetAnt : Food{0} => Ant {1}", food, result?.Target);
if (result != null)
{
if (antGatheringFood.ContainsKey(result.Target))
{
Log.Trace("Food.GetAnt : ANT already selected at Food{0} => Ant {1}", antGatheringFood[result.Target].Source, result.Target);
if (antGatheringFood[result.Target].Dist > result.Dist)
{
foodqueue.Enqueue(antGatheringFood[result.Target].Source);
}
else
{
continue;
}
}
var dir = result.Dir.Opposite();
Location newLoc = state.GetDestination(result.Target, dir);
antGatheringFood.Add(result.Target, result);
antLookingForFood.Remove(result.Target);
}
}
foreach (var item in antGatheringFood)
{
var result = item.Value;
var dir = result.Dir.Opposite();
Location newLoc = state.GetDestination(result.Target, dir);
if (!state.OccupiedNextRound.At(newLoc))
{
IssueOrder(state, result.Target, dir, "GetFood");
}
}
antMoved.AddRange(antGatheringFood.Keys);
}
var antToMove = state.MyAnts.Except(antMoved).ToList();
foreach (Ant ant in antToMove)
{
// check if we have time left to calculate more orders
if (state.TimeRemaining < 10)
{
break;
}
// General game signals
// Defend hill -> converge + sacrifice self
//continue if move done
//if (getFood(state, FoodProximity, ant)) //Replace par food.getAnt() above
// continue;
if (explore(state, visibility, ant))
{
continue;
}
goToFront(state, enemyProximity, ant);
}
}
catch (Exception e)
{
Log.Debug(e.ToString());
}
//For debugging
//while (state.TimeRemaining > 10) continue;
}
/// <summary>
/// Calculate the current diffusion scores for layer 1.
/// </summary>
/// <param name="state">The state.</param>
public void diffuseOne(GameState state)
{
for (int row = 0; row < state.Height; row++)
{
for (int col = 0; col < state.Width; col++)
{
if (state.map[row, col] == Tile.Water)
{
state.diffusionOne[row, col] = WATER_SCORE;
}
else if (state.map[row, col] == Tile.Ant)
{
state.diffusionOne[row, col] = MY_ANT_SCORE_D1;
Location location = new Location(row, col);
if (state.ants.ContainsKey(location))
{
Ant ant = state.ants[location];
if (ant.Team != 0)
{
List<AntHill> myHills = state.MyHills;
foreach (AntHill myHill in myHills)
{
if (state.GetDistance(myHill, ant) <= 12)
{
state.diffusionOne[row, col] = HILL_IN_DANGER;
break;
}
}
}
}
}
else if (state.map[row, col] == Tile.Food)
{
state.diffusionOne[row, col] = FOOD_SCORE_D1;
}
else if (state.map[row, col] == Tile.Unseen)
{
state.diffusionOne[row, col] = UNSEEN_SCORE_D1;
}
else if (state.isEnemyHill(row, col))
{
state.diffusionOne[row, col] = ENEMYHILL_SCORE_D1;
}
else if (state.isMyHill(row, col))
{
state.diffusionOne[row, col] = MYHILL_SCORE;
}
else
{
double u = state.diffusionOne[row, col];
Location L = new Location(row, col);
Location up = state.GetDestination(L, Direction.North);
Location right = state.GetDestination(L, Direction.East);
Location left = state.GetDestination(L, Direction.West);
Location down = state.GetDestination(L, Direction.South);
state.diffusionOne[row, col] = u + D1_COEFFICIENT * (1
+ state.diffusionOne[up.Row, up.Col]
+ state.diffusionOne[down.Row, down.Col]
+ state.diffusionOne[left.Row, left.Col]
+ state.diffusionOne[right.Row, right.Col]
- u * 4);
}
}
}
}
private Goal GatherFood(AntLoc ant, GameState state)
{
if (!state.FoodTiles.Any())
return Scout(ant, state);
Log("foodtiles: " + state.FoodTiles.Count);
// look for some food
var searchingspots = state.FoodTiles.Where(f => Goals.Count(g => g.EndPoint.Equals(f))==0);
Log("searchingspots: " + searchingspots.Count());
//searchingspots = searchingspots.Where(f => f.GetDistance(ant) < GetSearchRadius(state)).OrderBy(f => f.GetDistance(ant)).Take(2);
var foodpoints = searchingspots.Select(f => new
{
Tile = f,
Point = f.ToPoint(),
Distance = state.GetDistance(ant,f)//astar.Search(ant.ToPoint(), f.ToPoint(), new Object()) ?? Enumerable.Empty<Tile>()
});
var closest = foodpoints.OrderBy(f => f.Distance).FirstOrDefault();
if (closest != null)
{
Log("closest food:" + closest.Tile);
return new Goal(closest.Tile, GetPath(ant,closest.Tile,state), (g => !g.HasFood(closest.Tile)), Strategy.GatherFood);
}
return SpreadOut(ant, state);
}
private void SetTurnStrategy(GameState state)
{
foreach (var a in state.MyAnts)
{
Log("ant loc: " + a);
}
Location mycenter = new Location(state,(int)Math.Round(state.MyAnts.Average(a => a.Row)), (int)Math.Round(state.MyAnts.Average(a => a.Col)));
Log("ants center:" + mycenter);
int totalfriends = state.MyAnts.Count;
int closefriends = state.MyAnts.Count(a => state.GetDistance(a, mycenter) <= state.AttackRadius2 * CLOSE_FACTOR);
Log("friends:" + totalfriends + "," + closefriends);
int totalenemies = state.EnemyAnts.Count;
int closeenemies = state.EnemyAnts.Count(a => state.GetDistance(a, mycenter) <= state.AttackRadius2 * CLOSE_FACTOR);
Log("enemies:" + totalenemies + "," + closeenemies);
int totalfood = state.FoodTiles.Count;
int closefood = state.FoodTiles.Count(f => state.GetDistance(f, mycenter) <= state.AttackRadius2 * CLOSE_FACTOR);
Log("food:" + totalfood + "," + closefood);
if (closefood > 0 || totalfood > 0)
AlterStrategy(Strategy.GatherFood, Preference.MildlyEncourage);
else
{
AlterStrategy(Strategy.Scout, Preference.StronglyEncourage);
AlterStrategy(Strategy.Scout, Preference.StronglyEncourage);
AlterStrategy(Strategy.Scatter, Preference.StronglyEncourage);
AlterStrategy(Strategy.SpreadOut, Preference.StronglyEncourage);
AlterStrategy(Strategy.SpreadOut, Preference.StronglyEncourage);
}
if (closeenemies > closefriends)
{
AlterStrategy(Strategy.Fight, Preference.StronglyDiscourage);
AlterStrategy(Strategy.Condense, Preference.MildlyEncourage);
AlterStrategy(Strategy.Scatter, Preference.MildlyDiscourage);
AlterStrategy(Strategy.Retreat, Preference.StronglyEncourage);
}
else if (closeenemies == closefriends && closeenemies > 0)
{
AlterStrategy(Strategy.Condense, Preference.StronglyEncourage);
AlterStrategy(Strategy.Scatter, Preference.StronglyDiscourage);
AlterStrategy(Strategy.Fight, Preference.MildlyEncourage);
}
else //if (closeenemies < closefriends)
{
if (closeenemies > 0)
{
AlterStrategy(Strategy.Fight, Preference.StronglyEncourage);
AlterStrategy(Strategy.Retreat, Preference.StronglyDiscourage);
AlterStrategy(Strategy.Condense, Preference.MildlyEncourage);
AlterStrategy(Strategy.Scatter, Preference.StronglyDiscourage);
}
else
{
AlterStrategy(Strategy.Scout, Preference.MildlyEncourage);
AlterStrategy(Strategy.Condense, Preference.MildlyDiscourage);
AlterStrategy(Strategy.Scatter, Preference.MildlyEncourage);
}
}
if (totalfriends < totalenemies && totalenemies > 0)
{
if (closefood > closeenemies)
{
AlterStrategy(Strategy.GatherFood, Preference.StronglyEncourage);
AlterStrategy(Strategy.Fight, Preference.MildlyDiscourage);
AlterStrategy(Strategy.Retreat, Preference.MildlyDiscourage);
AlterStrategy(Strategy.Scatter, Preference.MildlyEncourage);
}
else
{
AlterStrategy(Strategy.Scout, Preference.StronglyEncourage);
AlterStrategy(Strategy.Fight, Preference.MildlyDiscourage);
AlterStrategy(Strategy.Scatter, Preference.MildlyEncourage);
}
}
else //if (totalfriends > totalenemies)
{
if (totalenemies > 0)
{
AlterStrategy(Strategy.Fight, Preference.StronglyEncourage);
}
AlterStrategy(Strategy.Scout, Preference.MildlyEncourage);
AlterStrategy(Strategy.Scatter, Preference.MildlyEncourage);
}
}
private Goal Fight(AntLoc ant, GameState state)
{
if (!state.EnemyAnts.Any())
return Scout(ant, state);
// look for some food
var searchingspots = state.EnemyAnts.Where(f => Goals.Count(g => g.EndPoint.Equals(f)) <= 1);
//searchingspots = searchingspots.Where(f => f.GetDistance(ant) < GetSearchRadius(state)).OrderBy(f => f.GetDistance(ant)).Take(2);
var antpoint = ant.ToPoint();
var enemypoints = searchingspots.Select(f => new
{
Tile = f,
Point = f.ToPoint(),
Distance = state.GetDistance(ant,f)//astar.Search(ant.ToPoint(), f.ToPoint(), new Object()) ?? Enumerable.Empty<Tile>()
});
var closest = enemypoints.OrderBy(f => f.Distance).FirstOrDefault();
if (closest != null)
{
var goal = new Goal(closest.Tile, GetPath(ant, closest.Tile, state), (g => g.IsUnoccupied(closest.Tile)), Strategy.Fight);
return goal;
}
return SpreadOut(ant, state);
}
