public BaseLocation GetEnemyThird()
{
if (Bot.Main.TargetManager.PotentialEnemyStartLocations.Count != 1)
{
return(null);
}
float dist = 1000000000;
BaseLocation enemyNatural = GetEnemyNatural();
BaseLocation enemyThird = null;
foreach (BaseLocation loc in Bot.Main.MapAnalyzer.BaseLocations)
{
float distanceToMain = SC2Util.DistanceSq(Bot.Main.TargetManager.PotentialEnemyStartLocations[0], loc.Pos);
if (distanceToMain <= 4)
{
continue;
}
if (SC2Util.DistanceSq(enemyNatural.Pos, loc.Pos) <= 2 * 2)
{
continue;
}
if (distanceToMain < dist)
{
dist = distanceToMain;
enemyThird = loc;
}
}
return(enemyThird);
}
public BaseLocation GetEnemyNatural()
{
if (Bot.Main.TargetManager.PotentialEnemyStartLocations.Count != 1)
{
return(null);
}
int[,] distances = Distances(Bot.Main.TargetManager.PotentialEnemyStartLocations[0]);
int dist = 1000000000;
BaseLocation enemyNatural = null;
foreach (BaseLocation loc in Bot.Main.MapAnalyzer.BaseLocations)
{
int distanceToMain = distances[(int)loc.Pos.X, (int)loc.Pos.Y];
if (distanceToMain <= 5)
{
continue;
}
if (distanceToMain < dist)
{
dist = distanceToMain;
enemyNatural = loc;
}
}
return(enemyNatural);
}
private float checkPosition(Point2D pos, BaseLocation loc)
{
foreach (MineralField mineralField in loc.MineralFields)
{
if (SC2Util.DistanceGrid(mineralField.Pos, pos) <= 10 &&
System.Math.Abs(mineralField.Pos.X - pos.X) <= 5.5 &&
System.Math.Abs(mineralField.Pos.Y - pos.Y) <= 5.5)
{
return(100000000);
}
}
foreach (Gas gas in loc.Gasses)
{
if (SC2Util.DistanceGrid(gas.Pos, pos) <= 11 &&
System.Math.Abs(gas.Pos.X - pos.X) <= 6.1 &&
System.Math.Abs(gas.Pos.Y - pos.Y) <= 6.1)
{
return(100000000);
}
if (SC2Util.DistanceSq(gas.Pos, pos) >= 11 * 11)
{
return(100000000);
}
}
// Check if a resource center can actually be built here.
for (float x = -2.5f; x < 2.5f + 0.1f; x++)
{
for (float y = -2.5f; y < 2.5f + 0.1f; y++)
{
if (!SC2Util.GetTilePlacable((int)System.Math.Round(pos.X + x), (int)System.Math.Round(pos.Y + y)))
{
return(100000000);
}
}
}
float maxDist = 0;
foreach (MineralField mineralField in loc.MineralFields)
{
maxDist += SC2Util.DistanceSq(mineralField.Pos, pos);
}
foreach (Gas gas in loc.Gasses)
{
maxDist += SC2Util.DistanceSq(gas.Pos, pos);
}
return(maxDist);
}
public void Analyze(Bot bot)
{
// Determine the start location.
foreach (Unit unit in bot.Observation.Observation.RawData.Units)
{
if (unit.Owner == bot.PlayerId && UnitTypes.ResourceCenters.Contains(unit.UnitType))
{
StartLocation = unit.Pos;
}
}
List <MineralField> mineralFields = new List <MineralField>();
foreach (Unit mineralField in bot.Observation.Observation.RawData.Units)
{
if (UnitTypes.MineralFields.Contains(mineralField.UnitType))
{
mineralFields.Add(new MineralField()
{
Pos = mineralField.Pos, Tag = mineralField.Tag
});
}
}
// The Units provided in our observation are not guaranteed to be in the same order every game.
// To ensure the base finding algorithm finds the same base location every time we sort the mineral fields by position.
mineralFields.Sort((a, b) => (int)(2 * (a.Pos.X + a.Pos.Y * 10000 - b.Pos.X - b.Pos.Y * 10000)));
Dictionary <ulong, int> mineralSetIds = new Dictionary <ulong, int>();
List <List <MineralField> > mineralSets = new List <List <MineralField> >();
int currentSet = 0;
foreach (MineralField mineralField in mineralFields)
{
if (mineralSetIds.ContainsKey(mineralField.Tag))
{
continue;
}
BaseLocation baseLocation = new BaseLocation();
BaseLocations.Add(baseLocation);
mineralSetIds.Add(mineralField.Tag, currentSet);
baseLocation.MineralFields.Add(mineralField);
for (int i = 0; i < baseLocation.MineralFields.Count; i++)
{
MineralField mineralFieldA = baseLocation.MineralFields[i];
foreach (MineralField closeMineralField in mineralFields)
{
if (mineralSetIds.ContainsKey(closeMineralField.Tag))
{
continue;
}
if (SC2Util.DistanceSq(mineralFieldA.Pos, closeMineralField.Pos) <= 4 * 4)
{
mineralSetIds.Add(closeMineralField.Tag, currentSet);
baseLocation.MineralFields.Add(closeMineralField);
}
}
}
currentSet++;
}
List <Gas> gasses = new List <Gas>();
foreach (Unit unit in bot.Observation.Observation.RawData.Units)
{
if (UnitTypes.GasGeysers.Contains(unit.UnitType))
{
gasses.Add(new Gas()
{
Pos = unit.Pos, Tag = unit.Tag
});
}
}
// The Units provided in our observation are not guaranteed to be in the same order every game.
// To ensure the base finding algorithm finds the same base location every time we sort the gasses by position.
gasses.Sort((a, b) => (int)(2 * (a.Pos.X + a.Pos.Y * 10000 - b.Pos.X - b.Pos.Y * 10000)));
foreach (BaseLocation loc in BaseLocations)
{
DetermineFinalLocation(loc, gasses);
}
if (bot.GameInfo.MapName.Contains("Blueshift"))
{
foreach (BaseLocation loc in BaseLocations)
{
if (SC2Util.DistanceSq(loc.Pos, SC2Util.Point(141.5f, 112.5f)) <= 5 * 5 && (loc.Pos.X != 141.5 || loc.Pos.Y != 112.5))
{
DebugUtil.WriteLine("Incorrect base location, fixing: " + loc.Pos);
loc.Pos = SC2Util.Point(141.5f, 112.5f);
}
else if (SC2Util.DistanceSq(loc.Pos, SC2Util.Point(34.5f, 63.5f)) <= 5 * 5 && (loc.Pos.X != 34.5 || loc.Pos.Y != 63.5))
{
DebugUtil.WriteLine("Incorrect base location, fixing: " + loc.Pos);
loc.Pos = SC2Util.Point(34.5f, 63.5f);
}
}
}
Stopwatch stopWatch = Stopwatch.StartNew();
int width = Bot.Main.GameInfo.StartRaw.MapSize.X;
int height = Bot.Main.GameInfo.StartRaw.MapSize.Y;
Placement = new ImageBoolGrid(bot.GameInfo.StartRaw.PlacementGrid);
StartArea = Placement.GetConnected(SC2Util.To2D(StartLocation));
ArrayBoolGrid startLocations = new ArrayBoolGrid(Placement.Width(), Placement.Height());
foreach (Point2D startLoc in Bot.Main.GameInfo.StartRaw.StartLocations)
{
for (int x = -2; x <= 2; x++)
{
for (int y = -2; y <= 2; y++)
{
startLocations[(int)startLoc.X + x, (int)startLoc.Y + y] = true;
}
}
}
for (int x = -2; x <= 2; x++)
{
for (int y = -2; y <= 2; y++)
{
startLocations[(int)StartLocation.X + x, (int)StartLocation.Y + y] = true;
}
}
BoolGrid unPathable;
if (Bot.Main.OldMapData)
{
unPathable = new ImageBoolGrid(Bot.Main.GameInfo.StartRaw.PathingGrid).GetAnd(startLocations.Invert());
Pathable = unPathable.Invert();
}
else
{
Pathable = new ImageBoolGrid(Bot.Main.GameInfo.StartRaw.PathingGrid).GetOr(startLocations);
unPathable = Pathable.Invert();
}
BoolGrid chokes = Placement.Invert().GetAnd(Pathable);
BoolGrid mainExits = chokes.GetAdjacent(StartArea);
enemyDistances = EnemyDistances;
int dist = 1000;
Point2D mainRamp = null;
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
if (mainExits[x, y])
{
int newDist = enemyDistances[x, y];
if (newDist < dist)
{
dist = newDist;
mainRamp = SC2Util.Point(x, y);
}
}
}
}
Ramp = chokes.GetConnected(mainRamp);
BoolGrid pathingWithoutRamp = Pathable.GetAnd(Ramp.Invert());
MainAndPocketArea = pathingWithoutRamp.GetConnected(SC2Util.To2D(StartLocation));
if (Bot.Main.MyRace == Race.Protoss)
{
DetermineWall(Ramp, unPathable);
}
WallDistances = Distances(unPathable);
stopWatch.Stop();
DebugUtil.WriteLine("Total time to find wall: " + stopWatch.ElapsedMilliseconds);
}
private void DetermineFinalLocation(BaseLocation loc, List <Gas> gasses)
{
for (int i = 0; i < gasses.Count; i++)
{
foreach (MineralField field in loc.MineralFields)
{
if (SC2Util.DistanceSq(field.Pos, gasses[i].Pos) <= 8 * 8)
{
loc.Gasses.Add(gasses[i]);
gasses[i] = gasses[gasses.Count - 1];
gasses.RemoveAt(gasses.Count - 1);
i--;
break;
}
}
}
if (loc.Gasses.Count == 1)
{
for (int i = 0; i < gasses.Count; i++)
{
if (SC2Util.DistanceSq(loc.Gasses[0].Pos, gasses[i].Pos) <= 8 * 8)
{
loc.Gasses.Add(gasses[i]);
gasses[i] = gasses[gasses.Count - 1];
gasses.RemoveAt(gasses.Count - 1);
i--;
break;
}
}
}
float x = 0;
float y = 0;
foreach (MineralField field in loc.MineralFields)
{
x += (int)field.Pos.X;
y += (int)field.Pos.Y;
}
x /= loc.MineralFields.Count;
y /= loc.MineralFields.Count;
// Round to nearest half position. Nexii are 5x5 and therefore always centered in the middle of a tile.
x = (int)(x) + 0.5f;
y = (int)(y) + 0.5f;
// Temporary position, we still need a proper position.
loc.Pos = SC2Util.Point(x, y);
MineralField closest = null;
float distance = 10000;
foreach (MineralField field in loc.MineralFields)
{
if (SC2Util.DistanceGrid(field.Pos, loc.Pos) < distance)
{
distance = SC2Util.DistanceGrid(field.Pos, loc.Pos);
closest = field;
}
}
// Move the estimated base position slightly away from the closest mineral.
// This ensures that the base location will not end up on the far side of the minerals.
if (closest.Pos.X < loc.Pos.X)
{
loc.Pos.X += 2;
}
else if (closest.Pos.X > loc.Pos.X)
{
loc.Pos.X -= 2;
}
if (closest.Pos.Y < loc.Pos.Y)
{
loc.Pos.Y += 2;
}
else if (closest.Pos.Y > loc.Pos.Y)
{
loc.Pos.Y -= 2;
}
bool test = SC2Util.DistanceSq(loc.Pos, new Point2D()
{
X = 127.5f, Y = 77.5f
}) <= 10 * 10;
float closestDist = 1000000;
Point2D approxPos = loc.Pos;
for (int i = 0; i < 20; i++)
{
for (int j = 0; j == 0 || j < i; j++)
{
float maxDist;
Point2D newPos;
newPos = SC2Util.Point(approxPos.X + i - j, approxPos.Y + j);
maxDist = checkPosition(newPos, loc);
if (maxDist < closestDist)
{
loc.Pos = newPos;
closestDist = maxDist;
}
newPos = SC2Util.Point(approxPos.X + i - j, approxPos.Y - j);
maxDist = checkPosition(newPos, loc);
if (maxDist < closestDist)
{
loc.Pos = newPos;
closestDist = maxDist;
}
newPos = SC2Util.Point(approxPos.X - i + j, approxPos.Y + j);
maxDist = checkPosition(newPos, loc);
if (maxDist < closestDist)
{
loc.Pos = newPos;
closestDist = maxDist;
}
newPos = SC2Util.Point(approxPos.X - i + j, approxPos.Y - j);
maxDist = checkPosition(newPos, loc);
if (maxDist < closestDist)
{
loc.Pos = newPos;
closestDist = maxDist;
}
}
}
if (loc.Gasses.Count != 2)
{
FileUtil.Debug("Wrong number of gasses, found: " + loc.Gasses.Count);
}
if (closestDist >= 999999)
{
DebugUtil.WriteLine("Unable to find proper base placement: " + loc.Pos);
}
}
