public bool CheckFloorValid(LotTilePos pos, FloorTile floor)
{
if (pos.Level < 1 || pos.Level > ObjectsAt.Count || !ObjectsAt[pos.Level - 1].ContainsKey(pos.TileID)) return true;
var objs = ObjectsAt[pos.Level - 1][pos.TileID];
foreach (var id in objs)
{
var obj = VM.GetObjectById(id);
if (obj.FloorChangeValid(floor, pos.Level) != VMPlacementError.Success) return false;
}
return true;
}
public VMPlacementError FloorChangeValid(FloorTile floor, sbyte level)
{
var placeFlags = (VMPlacementFlags)ObjectData[(int)VMStackObjectVariable.PlacementFlags];
if (floor.Pattern == 65535)
{
if ((placeFlags & (VMPlacementFlags.AllowOnPool | VMPlacementFlags.RequirePool)) == 0) return VMPlacementError.CantPlaceOnWater;
}
else
{
if ((placeFlags & VMPlacementFlags.RequirePool) > 0) return VMPlacementError.MustPlaceOnPool;
if (floor.Pattern == 63354)
{
if ((placeFlags & (VMPlacementFlags.OnWater | VMPlacementFlags.RequireWater)) == 0) return VMPlacementError.CantPlaceOnWater;
} else
{
if ((placeFlags & VMPlacementFlags.RequireWater) > 0) return VMPlacementError.MustPlaceOnWater;
if (floor.Pattern == 0)
{
if (level == 1)
{
if ((placeFlags & VMPlacementFlags.OnTerrain) == 0) return VMPlacementError.NotAllowedOnTerrain;
}
else
{
if ((placeFlags & VMPlacementFlags.InAir) == 0 && Object.OBJ.LevelOffset == 0) return VMPlacementError.CantPlaceInAir;
//TODO: special hack check that determines if we need can add/remove a tile to fulfil this if LevelOffset > 0
}
}
else
{
if ((placeFlags & VMPlacementFlags.OnFloor) == 0 &&
((Object.OBJ.LevelOffset == 0) || (placeFlags & VMPlacementFlags.InAir) == 0)) return VMPlacementError.NotAllowedOnFloor;
}
}
}
return VMPlacementError.Success;
}
public bool SetFloor(short tileX, short tileY, sbyte level, FloorTile floor, bool force)
{
//returns false on failure
var offset = GetOffset(tileX, tileY);
if (!force)
{
//first check if we're supported
if (level > 1 && !Supported[level - 2][offset]) return false;
//check if objects need/don't need floors
if (!Context.CheckFloorValid(LotTilePos.FromBigTile((short)tileX, (short)tileY, level), floor)) return false;
}
Floors[level-1][offset] = floor;
if (RealMode) FloorsDirty = true;
Redraw = true;
return true;
}
//for first floor gen, curRoom should be 1. For floors above, it should be the last genmap result
/// <summary>
/// Generates the room map for the specified walls array.
/// </summary>
public void GenerateMap(WallTile[] Walls, FloorTile[] Floors, int width, int height, List<BlueprintRoom> rooms)
{
Map = new ushort[width*height]; //although 0 is the base of the array, room 1 is known to simantics as room 0.
//values of 0 indicate the room has not been chosen in that location yet.
bool noFloorBad = (rooms.Count > 1);
this.Width = width;
this.Height = height;
//flood fill recursively. Each time choose find and choose the first "0" as the base.
//The first recursion (outside) cannot fill into diagonals.
bool remaining = true;
bool outside = true;
while (remaining)
{
var spread = new Stack<Point>();
remaining = false;
for (int i = 0; i < Map.Length; i++)
{
if (Map[i] == 0)
{
remaining = true;
Map[i] = (ushort)rooms.Count;
spread.Push(new Point(i % width, i / width));
break;
}
}
if (remaining)
{
while (spread.Count > 0)
{
var item = spread.Pop();
var plusX = (item.X+1)%width;
var minX = (item.X + width - 1) % width;
var plusY = (item.Y+1)%height;
var minY = (item.Y + height - 1) % height;
var mainWalls = Walls[item.X + item.Y * width];
if ((byte)mainWalls.Segments > 15) continue; //don't spread on diagonals for now
var PXWalls = Walls[plusX + item.Y * width];
var PYWalls = Walls[item.X + plusY * width];
if (Map[plusX + item.Y * width] == 0 && ((PXWalls.Segments & WallSegments.TopLeft) == 0 || PXWalls.TopLeftStyle != 1))
{ Map[plusX + item.Y * width] = (ushort)rooms.Count; spread.Push(new Point(plusX, item.Y)); }
if (Map[minX + item.Y * width] == 0 && ((mainWalls.Segments & WallSegments.TopLeft) == 0 || mainWalls.TopLeftStyle != 1))
{ Map[minX + item.Y * width] = (ushort)rooms.Count; spread.Push(new Point(minX, item.Y)); }
if (Map[item.X + plusY * width] == 0 && ((PYWalls.Segments & WallSegments.TopRight) == 0 || PYWalls.TopRightStyle != 1))
{ Map[item.X + plusY * width] = (ushort)rooms.Count; spread.Push(new Point(item.X, plusY)); }
if (Map[item.X + minY * width] == 0 && ((mainWalls.Segments & WallSegments.TopRight) == 0 || mainWalls.TopRightStyle != 1))
{ Map[item.X + minY * width] = (ushort)rooms.Count; spread.Push(new Point(item.X, minY)); }
}
rooms.Add(new BlueprintRoom
{
IsOutside = outside
});
outside = false;
}
}
}
