public static IntVec3 InteractionCellWhenAt(ThingDef def, IntVec3 center, Rot4 rot, Map map)
{
if (def.hasInteractionCell)
{
IntVec3 b = def.interactionCellOffset.RotatedBy(rot);
return(center + b);
}
if (def.Size.x == 1 && def.Size.z == 1)
{
for (int i = 0; i < 8; i++)
{
IntVec3 intVec = center + GenAdj.AdjacentCells[i];
if (intVec.Standable(map) && intVec.GetDoor(map) == null && ReachabilityImmediate.CanReachImmediate(intVec, center, map, PathEndMode.Touch, null))
{
return(intVec);
}
}
for (int j = 0; j < 8; j++)
{
IntVec3 intVec2 = center + GenAdj.AdjacentCells[j];
if (intVec2.Standable(map) && ReachabilityImmediate.CanReachImmediate(intVec2, center, map, PathEndMode.Touch, null))
{
return(intVec2);
}
}
for (int k = 0; k < 8; k++)
{
IntVec3 intVec3 = center + GenAdj.AdjacentCells[k];
if (intVec3.Walkable(map) && ReachabilityImmediate.CanReachImmediate(intVec3, center, map, PathEndMode.Touch, null))
{
return(intVec3);
}
}
return(center);
}
List <IntVec3> list = GenAdjFast.AdjacentCells8Way(center, rot, def.size);
CellRect rect = GenAdj.OccupiedRect(center, rot, def.size);
for (int l = 0; l < list.Count; l++)
{
if (list[l].Standable(map) && list[l].GetDoor(map) == null && ReachabilityImmediate.CanReachImmediate(list[l], rect, map, PathEndMode.Touch, null))
{
return(list[l]);
}
}
for (int m = 0; m < list.Count; m++)
{
if (list[m].Standable(map) && ReachabilityImmediate.CanReachImmediate(list[m], rect, map, PathEndMode.Touch, null))
{
return(list[m]);
}
}
for (int n = 0; n < list.Count; n++)
{
if (list[n].Walkable(map) && ReachabilityImmediate.CanReachImmediate(list[n], rect, map, PathEndMode.Touch, null))
{
return(list[n]);
}
}
return(center);
}
public bool TryFindShootLineFromTo(IntVec3 root, LocalTargetInfo targ, out ShootLine resultingLine)
{
if (targ.HasThing && targ.Thing.Map != this.caster.Map)
{
resultingLine = default(ShootLine);
return(false);
}
if (this.verbProps.IsMeleeAttack || this.verbProps.range <= 1.42f)
{
resultingLine = new ShootLine(root, targ.Cell);
return(ReachabilityImmediate.CanReachImmediate(root, targ, this.caster.Map, PathEndMode.Touch, null));
}
CellRect cellRect = (!targ.HasThing) ? CellRect.SingleCell(targ.Cell) : targ.Thing.OccupiedRect();
float num = this.verbProps.EffectiveMinRange(targ, this.caster);
float num2 = cellRect.ClosestDistSquaredTo(root);
if (num2 > this.verbProps.range * this.verbProps.range || num2 < num * num)
{
resultingLine = new ShootLine(root, targ.Cell);
return(false);
}
if (!this.verbProps.requireLineOfSight)
{
resultingLine = new ShootLine(root, targ.Cell);
return(true);
}
if (this.CasterIsPawn)
{
IntVec3 dest;
if (this.CanHitFromCellIgnoringRange(root, targ, out dest))
{
resultingLine = new ShootLine(root, dest);
return(true);
}
ShootLeanUtility.LeanShootingSourcesFromTo(root, cellRect.ClosestCellTo(root), this.caster.Map, Verb.tempLeanShootSources);
for (int i = 0; i < Verb.tempLeanShootSources.Count; i++)
{
IntVec3 intVec = Verb.tempLeanShootSources[i];
if (this.CanHitFromCellIgnoringRange(intVec, targ, out dest))
{
resultingLine = new ShootLine(intVec, dest);
return(true);
}
}
}
else
{
CellRect.CellRectIterator iterator = this.caster.OccupiedRect().GetIterator();
while (!iterator.Done())
{
IntVec3 current = iterator.Current;
IntVec3 dest;
if (this.CanHitFromCellIgnoringRange(current, targ, out dest))
{
resultingLine = new ShootLine(current, dest);
return(true);
}
iterator.MoveNext();
}
}
resultingLine = new ShootLine(root, targ.Cell);
return(false);
}
public bool CanReach(IntVec3 start, LocalTargetInfo dest, PathEndMode peMode, TraverseParms traverseParams)
{
if (this.working)
{
Log.ErrorOnce("Called CanReach() while working. This should never happen. Suppressing further errors.", 7312233, false);
return(false);
}
if (traverseParams.pawn != null)
{
if (!traverseParams.pawn.Spawned)
{
return(false);
}
if (traverseParams.pawn.Map != this.map)
{
Log.Error(string.Concat(new object[]
{
"Called CanReach() with a pawn spawned not on this map. This means that we can't check his reachability here. Pawn's current map should have been used instead of this one. pawn=",
traverseParams.pawn,
" pawn.Map=",
traverseParams.pawn.Map,
" map=",
this.map
}), false);
return(false);
}
}
if (ReachabilityImmediate.CanReachImmediate(start, dest, this.map, peMode, traverseParams.pawn))
{
return(true);
}
if (!dest.IsValid)
{
return(false);
}
if (dest.HasThing && dest.Thing.Map != this.map)
{
return(false);
}
if (!start.InBounds(this.map) || !dest.Cell.InBounds(this.map))
{
return(false);
}
if ((peMode == PathEndMode.OnCell || peMode == PathEndMode.Touch || peMode == PathEndMode.ClosestTouch) && traverseParams.mode != TraverseMode.NoPassClosedDoorsOrWater && traverseParams.mode != TraverseMode.PassAllDestroyableThingsNotWater)
{
Room room = RegionAndRoomQuery.RoomAtFast(start, this.map, RegionType.Set_Passable);
if (room != null && room == RegionAndRoomQuery.RoomAtFast(dest.Cell, this.map, RegionType.Set_Passable))
{
return(true);
}
}
if (traverseParams.mode == TraverseMode.PassAllDestroyableThings)
{
TraverseParms traverseParams2 = traverseParams;
traverseParams2.mode = TraverseMode.PassDoors;
if (this.CanReach(start, dest, peMode, traverseParams2))
{
return(true);
}
}
dest = (LocalTargetInfo)GenPath.ResolvePathMode(traverseParams.pawn, dest.ToTargetInfo(this.map), ref peMode);
this.working = true;
bool result;
try
{
this.pathGrid = this.map.pathGrid;
this.regionGrid = this.map.regionGrid;
this.reachedIndex += 1u;
this.destRegions.Clear();
if (peMode == PathEndMode.OnCell)
{
Region region = dest.Cell.GetRegion(this.map, RegionType.Set_Passable);
if (region != null && region.Allows(traverseParams, true))
{
this.destRegions.Add(region);
}
}
else if (peMode == PathEndMode.Touch)
{
TouchPathEndModeUtility.AddAllowedAdjacentRegions(dest, traverseParams, this.map, this.destRegions);
}
if (this.destRegions.Count == 0 && traverseParams.mode != TraverseMode.PassAllDestroyableThings && traverseParams.mode != TraverseMode.PassAllDestroyableThingsNotWater)
{
this.FinalizeCheck();
result = false;
}
else
{
this.destRegions.RemoveDuplicates <Region>();
this.openQueue.Clear();
this.numRegionsOpened = 0;
this.DetermineStartRegions(start);
if (this.openQueue.Count == 0 && traverseParams.mode != TraverseMode.PassAllDestroyableThings && traverseParams.mode != TraverseMode.PassAllDestroyableThingsNotWater)
{
this.FinalizeCheck();
result = false;
}
else
{
if (this.startingRegions.Any <Region>() && this.destRegions.Any <Region>() && this.CanUseCache(traverseParams.mode))
{
BoolUnknown cachedResult = this.GetCachedResult(traverseParams);
if (cachedResult == BoolUnknown.True)
{
this.FinalizeCheck();
return(true);
}
if (cachedResult == BoolUnknown.False)
{
this.FinalizeCheck();
return(false);
}
if (cachedResult != BoolUnknown.Unknown)
{
}
}
if (traverseParams.mode == TraverseMode.PassAllDestroyableThings || traverseParams.mode == TraverseMode.PassAllDestroyableThingsNotWater || traverseParams.mode == TraverseMode.NoPassClosedDoorsOrWater)
{
bool flag = this.CheckCellBasedReachability(start, dest, peMode, traverseParams);
this.FinalizeCheck();
result = flag;
}
else
{
bool flag2 = this.CheckRegionBasedReachability(traverseParams);
this.FinalizeCheck();
result = flag2;
}
}
}
}
finally
{
this.working = false;
}
return(result);
}
private bool CheckCellBasedReachability(IntVec3 start, LocalTargetInfo dest, PathEndMode peMode, TraverseParms traverseParams)
{
IntVec3 foundCell = IntVec3.Invalid;
Region[] directRegionGrid = this.regionGrid.DirectGrid;
PathGrid pathGrid = this.map.pathGrid;
CellIndices cellIndices = this.map.cellIndices;
this.map.floodFiller.FloodFill(start, delegate(IntVec3 c)
{
int num = cellIndices.CellToIndex(c);
if ((traverseParams.mode == TraverseMode.PassAllDestroyableThingsNotWater || traverseParams.mode == TraverseMode.NoPassClosedDoorsOrWater) && c.GetTerrain(this.map).IsWater)
{
return(false);
}
if (traverseParams.mode == TraverseMode.PassAllDestroyableThings || traverseParams.mode == TraverseMode.PassAllDestroyableThingsNotWater)
{
if (!pathGrid.WalkableFast(num))
{
Building edifice = c.GetEdifice(this.map);
if (edifice == null || !PathFinder.IsDestroyable(edifice))
{
return(false);
}
}
}
else if (traverseParams.mode != TraverseMode.NoPassClosedDoorsOrWater)
{
Log.ErrorOnce("Do not use this method for non-cell based modes!", 938476762, false);
if (!pathGrid.WalkableFast(num))
{
return(false);
}
}
Region region = directRegionGrid[num];
return(region == null || region.Allows(traverseParams, false));
}, delegate(IntVec3 c)
{
if (ReachabilityImmediate.CanReachImmediate(c, dest, this.map, peMode, traverseParams.pawn))
{
foundCell = c;
return(true);
}
return(false);
}, int.MaxValue, false, null);
if (foundCell.IsValid)
{
if (this.CanUseCache(traverseParams.mode))
{
Region validRegionAt = this.regionGrid.GetValidRegionAt(foundCell);
if (validRegionAt != null)
{
for (int i = 0; i < this.startingRegions.Count; i++)
{
this.cache.AddCachedResult(this.startingRegions[i].Room, validRegionAt.Room, traverseParams, true);
}
}
}
return(true);
}
if (this.CanUseCache(traverseParams.mode))
{
for (int j = 0; j < this.startingRegions.Count; j++)
{
for (int k = 0; k < this.destRegions.Count; k++)
{
this.cache.AddCachedResult(this.startingRegions[j].Room, this.destRegions[k].Room, traverseParams, false);
}
}
}
return(false);
}
public static bool CanReachImmediate(IntVec3 start, CellRect rect, Map map, PathEndMode peMode, Pawn pawn)
{
IntVec3 c = rect.ClosestCellTo(start);
return(ReachabilityImmediate.CanReachImmediate(start, c, map, peMode, pawn));
}
public static bool CanReachImmediate(this Pawn pawn, LocalTargetInfo target, PathEndMode peMode)
{
return(pawn.Spawned && ReachabilityImmediate.CanReachImmediate(pawn.Position, target, pawn.Map, peMode, pawn));
}
public bool CanReach(IntVec3 start, LocalTargetInfo dest, PathEndMode peMode, TraverseParms traverseParams)
{
if (working)
{
Log.ErrorOnce("Called CanReach() while working. This should never happen. Suppressing further errors.", 7312233);
return(false);
}
if (traverseParams.pawn != null)
{
if (!traverseParams.pawn.Spawned)
{
return(false);
}
if (traverseParams.pawn.Map != map)
{
Log.Error("Called CanReach() with a pawn spawned not on this map. This means that we can't check his reachability here. Pawn's current map should have been used instead of this one. pawn=" + traverseParams.pawn + " pawn.Map=" + traverseParams.pawn.Map + " map=" + map);
return(false);
}
}
if (ReachabilityImmediate.CanReachImmediate(start, dest, map, peMode, traverseParams.pawn))
{
return(true);
}
if (!dest.IsValid)
{
return(false);
}
if (dest.HasThing && dest.Thing.Map != map)
{
return(false);
}
if (start.InBounds(map) && dest.Cell.InBounds(map))
{
if ((peMode == PathEndMode.OnCell || peMode == PathEndMode.Touch || peMode == PathEndMode.ClosestTouch) && traverseParams.mode != TraverseMode.NoPassClosedDoorsOrWater && traverseParams.mode != TraverseMode.PassAllDestroyableThingsNotWater)
{
Room room = RegionAndRoomQuery.RoomAtFast(start, map);
if (room != null && room == RegionAndRoomQuery.RoomAtFast(dest.Cell, map))
{
return(true);
}
}
if (traverseParams.mode == TraverseMode.PassAllDestroyableThings)
{
TraverseParms traverseParams2 = traverseParams;
traverseParams2.mode = TraverseMode.PassDoors;
if (CanReach(start, dest, peMode, traverseParams2))
{
return(true);
}
}
dest = (LocalTargetInfo)GenPath.ResolvePathMode(traverseParams.pawn, dest.ToTargetInfo(map), ref peMode);
working = true;
try
{
pathGrid = map.pathGrid;
regionGrid = map.regionGrid;
reachedIndex++;
destRegions.Clear();
switch (peMode)
{
case PathEndMode.OnCell:
{
Region region = dest.Cell.GetRegion(map);
if (region != null && region.Allows(traverseParams, isDestination: true))
{
destRegions.Add(region);
}
break;
}
case PathEndMode.Touch:
TouchPathEndModeUtility.AddAllowedAdjacentRegions(dest, traverseParams, map, destRegions);
break;
}
if (destRegions.Count == 0 && traverseParams.mode != TraverseMode.PassAllDestroyableThings && traverseParams.mode != TraverseMode.PassAllDestroyableThingsNotWater)
{
FinalizeCheck();
return(false);
}
destRegions.RemoveDuplicates();
openQueue.Clear();
numRegionsOpened = 0;
DetermineStartRegions(start);
if (openQueue.Count == 0 && traverseParams.mode != TraverseMode.PassAllDestroyableThings && traverseParams.mode != TraverseMode.PassAllDestroyableThingsNotWater)
{
FinalizeCheck();
return(false);
}
if (startingRegions.Any() && destRegions.Any() && CanUseCache(traverseParams.mode))
{
switch (GetCachedResult(traverseParams))
{
case BoolUnknown.True:
FinalizeCheck();
return(true);
case BoolUnknown.False:
FinalizeCheck();
return(false);
}
}
if (traverseParams.mode == TraverseMode.PassAllDestroyableThings || traverseParams.mode == TraverseMode.PassAllDestroyableThingsNotWater || traverseParams.mode == TraverseMode.NoPassClosedDoorsOrWater)
{
bool result = CheckCellBasedReachability(start, dest, peMode, traverseParams);
FinalizeCheck();
return(result);
}
bool result2 = CheckRegionBasedReachability(traverseParams);
FinalizeCheck();
return(result2);
}
finally
{
working = false;
}
}
return(false);
}