public static FloodUnfogResult FloodUnfog(IntVec3 root, Map map)
{
FloodFillerFog.cellsToUnfog.Clear();
FloodUnfogResult result = default(FloodUnfogResult);
bool[] fogGridDirect = map.fogGrid.fogGrid;
FogGrid fogGrid = map.fogGrid;
List <IntVec3> newlyUnfoggedCells = new List <IntVec3>();
int numUnfogged = 0;
bool expanding = false;
CellRect viewRect = CellRect.ViewRect(map);
result.allOnScreen = true;
Predicate <IntVec3> predicate = delegate(IntVec3 c)
{
bool result;
if (!fogGridDirect[map.cellIndices.CellToIndex(c)])
{
result = false;
}
else
{
Thing edifice = c.GetEdifice(map);
result = ((edifice == null || !edifice.def.MakeFog) && (!FloodFillerFog.testMode || expanding || numUnfogged <= 500));
}
return(result);
};
Action <IntVec3> processor = delegate(IntVec3 c)
{
fogGrid.Unfog(c);
newlyUnfoggedCells.Add(c);
List <Thing> thingList = c.GetThingList(map);
for (int l = 0; l < thingList.Count; l++)
{
Pawn pawn = thingList[l] as Pawn;
if (pawn != null)
{
pawn.mindState.Active = true;
if (pawn.def.race.IsMechanoid)
{
result.mechanoidFound = true;
}
}
}
if (!viewRect.Contains(c))
{
result.allOnScreen = false;
}
result.cellsUnfogged++;
if (FloodFillerFog.testMode)
{
numUnfogged++;
map.debugDrawer.FlashCell(c, (float)numUnfogged / 200f, numUnfogged.ToStringCached(), 50);
}
};
map.floodFiller.FloodFill(root, predicate, processor, int.MaxValue, false, null);
expanding = true;
for (int i = 0; i < newlyUnfoggedCells.Count; i++)
{
IntVec3 a = newlyUnfoggedCells[i];
for (int j = 0; j < 8; j++)
{
IntVec3 intVec = a + GenAdj.AdjacentCells[j];
if (intVec.InBounds(map) && fogGrid.IsFogged(intVec))
{
if (!predicate(intVec))
{
FloodFillerFog.cellsToUnfog.Add(intVec);
}
}
}
}
for (int k = 0; k < FloodFillerFog.cellsToUnfog.Count; k++)
{
fogGrid.Unfog(FloodFillerFog.cellsToUnfog[k]);
if (FloodFillerFog.testMode)
{
map.debugDrawer.FlashCell(FloodFillerFog.cellsToUnfog[k], 0.3f, "x", 50);
}
}
FloodFillerFog.cellsToUnfog.Clear();
return(result);
}
