public static void JailBreak(int distance, FlowMap ourFlow)
{
// note perhaps we could integrate this into the larger flow
// system after it's working well?
// todo change to using FlowTileSet here
// get list of capture tiles
FlowTileSet jails = new FlowTileSet();
foreach (Loc l in Refs.m.pents)
{
jails.Add(ourFlow.TileByLoc(l));
}
// get list of cubi locations
FlowTileSet breaker = new FlowTileSet();
foreach (Cubi c in Refs.h.roster)
{
breaker.Add(ourFlow.TileByLoc(c.loc));
}
// IntersectWith to get occupied jails
jails.IntersectWith(breaker);
// set jails as heads
foreach (FlowTile fs in jails)
{
fs.flow = 0;
}
// just flow to them
ourFlow.RunFlow(maskWalls: true);
}
public FlowTileSet AllFlowSquares()
{
var flowList = new FlowTileSet();
foreach (FlowTile fs in tiles)
{
flowList.Add(fs);
}
return(flowList);
}
public static void FleeToRing(int distance, FlowMap ourFlow)
{
FlowTileSet heads = new FlowTileSet();
heads.UnionWith(SetUpInitialRing(distance, ourFlow));
heads.UnionWith(PlayerNectarTiles(ourFlow));
foreach (FlowTile fs in heads)
{
fs.flow = 0;
}
ourFlow.RunFlow(maskWalls: true);
}
public void RunFlow(Boolean maskWalls)
{
FlowTileSet heads = AllFlowSquares();
if (maskWalls)
{
foreach (FlowTile fs in heads)
{
// mask out walls etc, we don't flow over those
MapTile thisTile = Refs.m.TileByLoc(fs.loc);
if (!thisTile.clear)
{
fs.mask = true;
}
}
}
// I call them heads because they 'snake' outwards from the initial point(s)
// but you get splits into several heads at junctions so it's a bad metaphor...
// loop till we can't find anything more to do,
// (or we decide we've messed up)
bool changes = true;
int failsafe = 0;
int headsProcessed = 0;
while (changes == true && failsafe < 256)
{
changes = false; failsafe++;
FlowTileSet newHeads = new FlowTileSet();
// for each active head tile...
foreach (FlowTile fs in heads)
{
// ...find the tiles next to it...
FlowTileSet newTiles = new FlowTileSet()
{
fs.OneNorth(),
fs.OneEast(),
fs.OneSouth(),
fs.OneWest()
};
// ... (ignoring any nulls) ...
newTiles.RemoveWhere(item => item == null);
// ... and for each one found ...
foreach (FlowTile newFlowSq in newTiles)
{
// ... if we can improve the flow rating of it ...
double delta = newFlowSq.flow - fs.flow;
MapTile targetTile = Refs.m.TileByLoc(fs.loc);
if (targetTile.clear && delta > 1.0001)
{
// ... do so, and then make it a new head ...
newFlowSq.flow = fs.flow + 1;
newHeads.Add(newFlowSq);
changes = true;
}
}
headsProcessed++;
}
// ... and next time around, we keep going using those new heads
heads = newHeads;
if (failsafe == 255)
{
Console.WriteLine("Hit flow failsafe!");
}
}
}