public AvoidGrid(Map map)
{
mapSize = map.Size.x * map.Size.z;
costGrids = new int[][] { new int[mapSize], new int[mapSize] };
idx = 0;
filler = new FloodFiller(map);
}
bool TestMapCandidate(int[,] grid, float requiredFillPercent)
{
Vector2 randomOpenGridCoord = GetRandomOpenGridCoord();
FloodFiller floodFillTester = new FloodFiller(grid);
bool[,] filled = floodFillTester.Fill((int)randomOpenGridCoord.x, (int)randomOpenGridCoord.y);
int total = 0;
int totalFilled = 0;
for (int y = 0; y < filled.GetLength(0); y++)
{
for (int x = 0; x < filled.GetLength(1); x++)
{
total++;
if (filled[y, x])
{
totalFilled++;
}
}
}
float filledPercent = (float)totalFilled / (float)total;
return(filledPercent >= requiredFillPercent);
}
private bool TrySpawnPillar(Faction faction, ThingDef wallStuff)
{
if (!roofsAboutToCollapse.Any())
{
return(false);
}
Map map = BaseGen.globalSettings.map;
IntVec3 bestCell = IntVec3.Invalid;
float bestScore = 0f;
FloodFiller floodFiller = map.floodFiller;
IntVec3 invalid = IntVec3.Invalid;
Predicate <IntVec3> passCheck = (IntVec3 x) => roofsAboutToCollapse.Contains(x);
Action <IntVec3> processor = delegate(IntVec3 x)
{
float pillarSpawnScore = GetPillarSpawnScore(x);
if (pillarSpawnScore > 0f && (!bestCell.IsValid || pillarSpawnScore >= bestScore))
{
bestCell = x;
bestScore = pillarSpawnScore;
}
};
List <IntVec3> extraRoots = edgeRoofs;
floodFiller.FloodFill(invalid, passCheck, processor, 2147483647, rememberParents: false, extraRoots);
if (bestCell.IsValid)
{
Thing thing = ThingMaker.MakeThing(ThingDefOf.Wall, wallStuff);
thing.SetFaction(faction);
GenSpawn.Spawn(thing, bestCell, map);
return(true);
}
return(false);
}
private bool TrySpawnPillar(Faction faction, ThingDef wallStuff)
{
if (!SymbolResolver_EnsureCanHoldRoof.roofsAboutToCollapse.Any <IntVec3>())
{
return(false);
}
Map map = BaseGen.globalSettings.map;
IntVec3 bestCell = IntVec3.Invalid;
float bestScore = 0f;
FloodFiller arg_8A_0 = map.floodFiller;
IntVec3 invalid = IntVec3.Invalid;
Predicate <IntVec3> passCheck = (IntVec3 x) => SymbolResolver_EnsureCanHoldRoof.roofsAboutToCollapse.Contains(x);
Action <IntVec3> processor = delegate(IntVec3 x)
{
float pillarSpawnScore = this.GetPillarSpawnScore(x);
if (pillarSpawnScore > 0f && (!bestCell.IsValid || pillarSpawnScore >= bestScore))
{
bestCell = x;
bestScore = pillarSpawnScore;
}
};
List <IntVec3> extraRoots = SymbolResolver_EnsureCanHoldRoof.edgeRoofs;
arg_8A_0.FloodFill(invalid, passCheck, processor, 2147483647, false, extraRoots);
if (bestCell.IsValid)
{
Thing thing = ThingMaker.MakeThing(ThingDefOf.Wall, wallStuff);
thing.SetFaction(faction, null);
GenSpawn.Spawn(thing, bestCell, map, WipeMode.Vanish);
return(true);
}
return(false);
}
public virtual void SetupScene()
{
Random.InitState(seed);
BoardSetup();
floodFiller = new FloodFiller(grid);
}
void BoardSetup()
{
bool passed = false;
int count = 0;
bool[,] randomContinuousRegion = new bool[mapHeight, mapWidth];
while (!passed && count < 30)
{
count++;
grid = GenerateMapCandidate();
Vector2 randomOpenGridCoord = GetRandomOpenGridCoord();
FloodFiller floodFillTester = new FloodFiller(grid);
randomContinuousRegion = floodFillTester.Fill((int)randomOpenGridCoord.x, (int)randomOpenGridCoord.y);
float total = 0f;
float totalFilled = 0f;
for (int y = 0; y < randomContinuousRegion.GetLength(0); y++)
{
for (int x = 0; x < randomContinuousRegion.GetLength(1); x++)
{
total++;
if (randomContinuousRegion[y, x])
{
totalFilled++;
}
}
}
passed = totalFilled / total >= 0.3f;
}
terrainArray = new GameObject[mapHeight, mapWidth];
for (int x = 0; x < mapWidth; x++)
{
for (int y = 0; y < mapHeight; y++)
{
terrainArray[y, x] = randomContinuousRegion[y, x] ? floorTile : wallTile;
}
}
board = new GameObject("Board").transform;
boardTiles = new GameObject[mapHeight, mapWidth];
for (int x = 0; x < mapWidth; x++)
{
for (int y = 0; y < mapHeight; y++)
{
GameObject toInstantiate = terrainArray[y, x];
boardTiles[y, x] = Instantiate(toInstantiate, new Vector3(x, y, 0f), Quaternion.identity, board);
}
}
}
private static void ClearVisited(FloodFiller __instance)
{
int index1 = 0;
for (int count = visited(__instance).Count; index1 < count; ++index1)
{
int index2 = visited(__instance)[index1];
traversalDistance(__instance)[index2] = -1;
if (parentGrid(__instance) != null)
{
parentGrid(__instance)[index2] = IntVec3.Invalid;
}
}
visited(__instance).Clear();
openSet(__instance).Clear();
}
public static Bitmap FillColor(Bitmap bmp, Point location, Color fillColor)
{
if (bmp == null || fillColor == null)
{
log.Error("Failed to fill color, image or color is null.");
return(null);
}
try {
FloodFiller filler = new FloodFiller();
filler.FillColor = fillColor;
return(filler.FloodFill(bmp, location));
}
catch (Exception ex) {
log.ErrorFormat("Failed to fill color, image size {0}, location {1}, color {2}, error info {3}.",
bmp.Size.ToString(), location.ToString(), fillColor.ToString(), ex.Message);
return(null);
}
}
void GenerateCells(Map map, List <ZombieCostSpecs> specs, int[] costCells, FloodFiller filler)
{
var mapSizeX = map.Size.x;
var pathGrid = map.pathGrid;
var cardinals = GenAdj.CardinalDirections;
foreach (var spec in specs)
{
var loc = spec.position;
var costBase = spec.maxCosts;
var radiusSquared = spec.radius * spec.radius;
var floodedCells = new Dictionary <IntVec3, int>();
filler.FloodFill(loc,
cell =>
(loc - cell).LengthHorizontalSquared <= radiusSquared &&
pathGrid.Walkable(cell) &&
(cell.GetEdifice(map) is Building_Door) == false,
cell =>
{
var f = 1f - (loc - cell).LengthHorizontalSquared / radiusSquared;
var cost = (int)(costBase * f);
var idx = cell.x + cell.z * mapSizeX;
costCells[idx] = Math.Max(costCells[idx], cost);
floodedCells[cell] = costCells[idx];
});
foreach (var cell in floodedCells.Keys)
{
for (var i = 0; i < 3; i++)
{
var pos = cell + cardinals[i];
if (floodedCells.ContainsKey(pos) == false &&
(loc - cell).LengthHorizontalSquared <= radiusSquared &&
pos.InBounds(map) && pos.GetEdifice(map) is Building_Door)
{
costCells[pos.x + pos.z * mapSizeX] = floodedCells[cell];
}
}
}
}
}
public static Bitmap MagicCutOut(Bitmap sourceImage, Color color, Point[] points)
{
byte toll = 40;
FloodFiller filter = new FloodFiller
{
FillStyle = FloodFillStyle.Queue,
Tolerance =
{
[0] = toll,
[1] = toll,
[2] = toll
},
FillColor = color,
Bmp = sourceImage
};
points.ToList().ForEach(point => filter.FloodFill(filter.Bmp, point));
return(filter.Bmp);
}
public bool RemoveIslands(bool refValue)
{
FloodFiller floodFiller = new FloodFiller(grid, refValue);
List <FloodFiller.Pos> prevRegion = null;
bool filled = false;
for (var row = 0; row < rows; row++)
{
for (var col = 0; col < cols; col++)
{
if (grid[row, col] == refValue && !floodFiller.IsFilled(row, col))
{
var newRegion = floodFiller.FloodFill(row, col);
if (prevRegion == null)
{
prevRegion = newRegion;
continue;
}
var fillRegion = newRegion;
if (prevRegion.Count < newRegion.Count)
{
fillRegion = prevRegion;
prevRegion = newRegion;
}
foreach (var pos in fillRegion)
{
grid[pos.row, pos.col] = !refValue;
filled = true;
}
}
}
}
return(filled);
}
public static bool FloodFill(FloodFiller __instance,
IntVec3 root,
Predicate <IntVec3> passCheck,
Func <IntVec3, int, bool> processor,
int maxCellsToProcess = 2147483647,
bool rememberParents = false,
IEnumerable <IntVec3> extraRoots = null)
{
lock (__instance)
{
if (working(__instance))
{
Log.Error("Nested FloodFill calls are not allowed. This will cause bugs.", false);
}
working(__instance) = true;
ClearVisited(__instance);
if (rememberParents && parentGrid(__instance) == null)
{
parentGrid(__instance) = new CellGrid(map(__instance));
}
if (root.IsValid && extraRoots == null && !passCheck(root))
{
if (rememberParents)
{
parentGrid(__instance)[root] = IntVec3.Invalid;
}
working(__instance) = false;
}
else
{
int area = map(__instance).Area;
IntVec3[] directionsAround = GenAdj.CardinalDirectionsAround;
int length = directionsAround.Length;
CellIndices cellIndices = map(__instance).cellIndices;
int num1 = 0;
openSet(__instance).Clear();
if (root.IsValid)
{
int index = cellIndices.CellToIndex(root);
visited(__instance).Add(index);
traversalDistance(__instance)[index] = 0;
openSet(__instance).Enqueue(root);
}
if (extraRoots != null)
{
if (extraRoots is IList <IntVec3> intVec3List)
{
for (int index1 = 0; index1 < intVec3List.Count; ++index1)
{
int index2 = cellIndices.CellToIndex(intVec3List[index1]);
visited(__instance).Add(index2);
traversalDistance(__instance)[index2] = 0;
openSet(__instance).Enqueue(intVec3List[index1]);
}
}
else
{
foreach (IntVec3 extraRoot in extraRoots)
{
int index = cellIndices.CellToIndex(extraRoot);
visited(__instance).Add(index);
traversalDistance(__instance)[index] = 0;
openSet(__instance).Enqueue(extraRoot);
}
}
}
if (rememberParents)
{
for (int index = 0; index < visited(__instance).Count; ++index)
{
IntVec3 cell = cellIndices.IndexToCell(visited(__instance)[index]);
parentGrid(__instance)[visited(__instance)[index]] = passCheck(cell) ? cell : IntVec3.Invalid;
}
}
while (openSet(__instance).Count > 0)
{
IntVec3 c1 = openSet(__instance).Dequeue();
int num2 = traversalDistance(__instance)[cellIndices.CellToIndex(c1)];
if (!processor(c1, num2))
{
++num1;
if (num1 != maxCellsToProcess)
{
for (int index1 = 0; index1 < length; ++index1)
{
IntVec3 c2 = c1 + directionsAround[index1];
int index2 = cellIndices.CellToIndex(c2);
if (c2.InBounds(map(__instance)) && traversalDistance(__instance)[index2] == -1 && passCheck(c2))
{
visited(__instance).Add(index2);
openSet(__instance).Enqueue(c2);
traversalDistance(__instance)[index2] = num2 + 1;
if (rememberParents)
{
parentGrid(__instance)[index2] = c1;
}
}
}
if (openSet(__instance).Count > area)
{
Log.Error("Overflow on flood fill (>" + (object)area + " cells). Make sure we're not flooding over the same area after we check it.", false);
working(__instance) = false;
return(false);
}
}
else
{
break;
}
}
else
{
break;
}
}
working(__instance) = false;
}
}
return(false);
}
public void SetUp()
{
colors = new Color[Width, Height];
floodFiller = new FloodFiller(colors);
}
public void SetUp()
{
colors = new Color[Width,Height];
floodFiller = new FloodFiller(colors);
}
/// <summary>
/// Mod_FloodFillSkin
/// Fill background pixels so mipmapping doesn't have haloes - Ed
/// </summary>
private void FloodFillSkin(UInt32[] table8To24, ByteArraySegment skin, Int32 skinwidth, Int32 skinheight)
{
var filler = new FloodFiller(skin, skinwidth, skinheight);
filler.Perform(table8To24);
}
public static bool FloodFill(FloodFiller __instance,
IntVec3 root,
Predicate <IntVec3> passCheck,
Func <IntVec3, int, bool> processor,
int maxCellsToProcess = 2147483647,
bool rememberParents = false,
IEnumerable <IntVec3> extraRoots = null)
{
lock (__instance)
{
if (__instance.working)
{
Log.Error("Nested FloodFill calls are not allowed. This will cause bugs.");
}
__instance.working = true;
__instance.ClearVisited();
if (rememberParents && __instance.parentGrid == null)
{
__instance.parentGrid = new CellGrid(__instance.map);
}
if (root.IsValid && extraRoots == null && !passCheck(root))
{
if (rememberParents)
{
__instance.parentGrid[root] = IntVec3.Invalid;
}
__instance.working = false;
}
else
{
int area = __instance.map.Area;
IntVec3[] directionsAround = GenAdj.CardinalDirectionsAround;
int length = directionsAround.Length;
CellIndices cellIndices = __instance.map.cellIndices;
int num1 = 0;
__instance.openSet.Clear();
if (root.IsValid)
{
int index = cellIndices.CellToIndex(root);
__instance.visited.Add(index);
__instance.traversalDistance[index] = 0;
__instance.openSet.Enqueue(root);
}
if (extraRoots != null)
{
if (extraRoots is IList <IntVec3> intVec3List)
{
for (int index1 = 0; index1 < intVec3List.Count; ++index1)
{
int index2 = cellIndices.CellToIndex(intVec3List[index1]);
__instance.visited.Add(index2);
__instance.traversalDistance[index2] = 0;
__instance.openSet.Enqueue(intVec3List[index1]);
}
}
else
{
foreach (IntVec3 extraRoot in extraRoots)
{
int index = cellIndices.CellToIndex(extraRoot);
__instance.visited.Add(index);
__instance.traversalDistance[index] = 0;
__instance.openSet.Enqueue(extraRoot);
}
}
}
if (rememberParents)
{
for (int index = 0; index < __instance.visited.Count; ++index)
{
IntVec3 cell = cellIndices.IndexToCell(__instance.visited[index]);
__instance.parentGrid[__instance.visited[index]] = passCheck(cell) ? cell : IntVec3.Invalid;
}
}
while (__instance.openSet.Count > 0)
{
IntVec3 c1 = __instance.openSet.Dequeue();
int num2 = __instance.traversalDistance[cellIndices.CellToIndex(c1)];
if (!processor(c1, num2))
{
++num1;
if (num1 != maxCellsToProcess)
{
for (int index1 = 0; index1 < length; ++index1)
{
IntVec3 c2 = c1 + directionsAround[index1];
int index2 = cellIndices.CellToIndex(c2);
if (!c2.InBounds(__instance.map) || __instance.traversalDistance[index2] != -1 ||
!passCheck(c2))
{
continue;
}
__instance.visited.Add(index2);
__instance.openSet.Enqueue(c2);
__instance.traversalDistance[index2] = num2 + 1;
if (rememberParents)
{
__instance.parentGrid[index2] = c1;
}
}
if (__instance.openSet.Count <= area)
{
continue;
}
Log.Error("Overflow on flood fill (>" + area + " cells). Make sure we're not flooding over the same area after we check it.");
__instance.working = false;
return(false);
}
}
break;
}
__instance.working = false;
}
}
return(false);
}
private void ExpandSnow()
{
if (this.snowNoise == null)
{
this.snowNoise = new Perlin(0.054999999701976776, 2.0, 0.5, 5, Rand.Range(0, 651431), QualityMode.Medium);
}
if (this.snowRadius < 8f)
{
this.snowRadius += 1.3f;
}
else
{
if (this.snowRadius < 17f)
{
this.snowRadius += 0.7f;
}
else
{
if (this.snowRadius < 30f)
{
this.snowRadius += 0.4f;
}
else
{
this.snowRadius += 0.1f;
}
}
}
if (this.snowRadius > 55f)
{
this.snowRadius = 55f;
}
CellRect occupiedRect = this.OccupiedRect();
Building_CrashedShipPartCopy.reachableCells.Clear();
FloodFiller.FloodFill(base.Position, (IntVec3 x) => x.DistanceToSquared(this.Position) <= this.snowRadius * this.snowRadius && (occupiedRect.Contains(x) || !x.Filled()), delegate(IntVec3 x)
{
Building_CrashedShipPartCopy.reachableCells.Add(x);
});
int num = GenRadial.NumCellsInRadius(this.snowRadius);
for (int i = 0; i < num; i++)
{
IntVec3 intVec = base.Position + GenRadial.RadialPattern[i];
if (intVec.InBounds())
{
if (Building_CrashedShipPartCopy.reachableCells.Contains(intVec))
{
float num2 = this.snowNoise.GetValue(intVec);
num2 += 1f;
num2 *= 0.5f;
if (num2 < 0.1f)
{
num2 = 0.1f;
}
if (Find.SnowGrid.GetDepth(intVec) <= num2)
{
float lengthHorizontal = (intVec - base.Position).LengthHorizontal;
float num3 = 1f - lengthHorizontal / this.snowRadius;
Find.SnowGrid.AddDepth(intVec, num3 * 0.12f * num2);
}
}
}
}
}
