static Building CanSmash(Zombie zombie)
{
var map = zombie.Map;
var basePos = zombie.Position;
var attackColonistsOnly = (ZombieSettings.Values.attackMode == AttackMode.OnlyColonists);
var playerFaction = Faction.OfPlayer;
if (zombie.IsTanky)
{
var info = ZombieWanderer.GetMapInfo(map);
var pos = info.GetParent(basePos, false);
if (pos.IsValid == false)
{
pos = info.GetParent(basePos, true);
}
if (pos.IsValid && pos.GetEdifice(zombie.Map) is Building building && (building as Mineable) == null && (attackColonistsOnly == false || building.Faction == playerFaction))
{
return(building);
}
return(null);
}
if (zombie.IsSuicideBomber == false && zombie.IsTanky == false && zombie.wasMapPawnBefore == false)
{
if (ZombieSettings.Values.smashMode == SmashMode.Nothing)
{
return(null);
}
if (ZombieSettings.Values.smashOnlyWhenAgitated && zombie.state != ZombieState.Tracking && zombie.raging == 0)
{
return(null);
}
}
var nextIndex = Constants.random.Next(4);
var c = adjIndex4[prevIndex4];
adjIndex4[prevIndex4] = adjIndex4[nextIndex];
adjIndex4[nextIndex] = c;
prevIndex4 = nextIndex;
if (ZombieSettings.Values.smashMode == SmashMode.DoorsOnly && zombie.IsSuicideBomber == false)
{
for (var i = 0; i < 4; i++)
{
var pos = basePos + GenAdj.CardinalDirections[adjIndex4[i]];
if (pos.InBounds(map) == false)
{
continue;
}
if (pos.GetEdifice(map) is Building_Door door && door.Open == false && (attackColonistsOnly == false || door.Faction == playerFaction))
{
return(door);
}
}
}
if (ZombieSettings.Values.smashMode == SmashMode.AnyBuilding || zombie.IsSuicideBomber || zombie.IsTanky)
{
var grid = map.thingGrid;
for (var i = 0; i < 4; i++)
{
var pos = basePos + GenAdj.CardinalDirections[adjIndex4[i]];
if (pos.InBounds(map) == false)
{
continue;
}
foreach (var thing in grid.ThingsListAtFast(pos))
{
var building = thing as Building;
if (building == null || (building as Mineable) != null)
{
continue;
}
var buildingDef = building.def;
var factionCondition = (attackColonistsOnly == false || building.Faction == playerFaction);
if (buildingDef.useHitPoints && buildingDef.building.isNaturalRock == false && factionCondition)
{
if (zombie.IsSuicideBomber)
{
zombie.bombWillGoOff = true;
return(null);
}
return(building);
}
}
}
}
return(null);
}
// use rage grid to get to colonists ========================================================
//
public static bool RageMove(this JobDriver_Stumble driver, Zombie zombie, PheromoneGrid grid, List <IntVec3> possibleMoves, bool checkSmashable)
{
var info = ZombieWanderer.GetMapInfo(zombie.Map);
var newPos = info.GetParent(zombie.Position, false);
if (newPos.IsValid == false)
{
// tanky can get directly through walls
if (zombie.IsTanky)
{
newPos = info.GetParent(zombie.Position, true);
}
if (newPos.IsValid == false)
{
// no next move available
zombie.raging = 0;
return(Smash(driver, zombie, checkSmashable, false));
}
}
// next tanky move is on a building
if (newPos.GetEdifice(zombie.Map) is Building building && (building as Mineable) == null)
{
return(Smash(driver, zombie, checkSmashable, false));
}
// next move is on a door
if (newPos.GetEdifice(zombie.Map) is Building_Door door)
{
if (door.Open)
{
driver.destination = newPos;
return(false);
}
return(Smash(driver, zombie, checkSmashable, false));
}
// move into places where there is max 0/1 zombie already
var destZombieCount = grid.GetZombieCount(newPos);
if (destZombieCount < (zombie.IsTanky ? 1 : 2))
{
driver.destination = newPos;
return(false);
}
// cannot move? lets smash things
if (Smash(driver, zombie, checkSmashable, false))
{
return(true);
}
// cannot smash? look for alternative ways to move orthogonal
if (TryToDivert(ref newPos, grid, zombie.Position, possibleMoves))
{
driver.destination = newPos;
return(false);
}
// move to least populated place
var zCount = possibleMoves.Select(p => grid.GetZombieCount(p)).Min();
driver.destination = possibleMoves.Where(p => grid.GetZombieCount(p) == zCount).RandomElement();
return(false);
}
