public static bool VerifyDrawWall(VMArchitecture target, Point pos, int length, int direction, sbyte level)
{
pos += WLStartOff[direction];
bool diagCheck = (direction % 2 == 1);
for (int i = 0; i < length; i++)
{
if (target.OutsideClip((short)pos.X, (short)pos.Y, level))
{
return(false);
}
var wall = target.GetWall((short)pos.X, (short)pos.Y, level);
if ((wall.Segments & AnyDiag) == 0 && (!diagCheck || (wall.Segments == 0)))
{
wall.Segments |= WLMainSeg[direction];
if (!target.Context.CheckWallValid(LotTilePos.FromBigTile((short)pos.X, (short)pos.Y, level), wall))
{
return(false);
}
if (!diagCheck)
{
var tPos = pos + WLSubOff[direction / 2]; //get the other side of the wall
if (target.OutsideClip((short)tPos.X, (short)tPos.Y, level))
{
return(false); //both sides of wall must be in bounds
}
wall = target.GetWall((short)tPos.X, (short)tPos.Y, level);
if (!(level == 1 || target.Supported[level - 2][pos.Y * target.Width + pos.X] || target.Supported[level - 2][tPos.Y * target.Width + tPos.X]))
{
return(false);
}
if ((wall.Segments & AnyDiag) == 0)
{
wall.Segments |= WLSubSeg[direction / 2];
if (!target.Context.CheckWallValid(LotTilePos.FromBigTile((short)tPos.X, (short)tPos.Y, level), wall))
{
return(false);
}
}
else
{
return(false);
}
}
else
{
if (!(level == 1 || target.Supported[level - 2][pos.Y * target.Width + pos.X]))
{
return(false);
}
}
}
else
{
return(false);
}
pos += WLStep[direction];
}
return(true);
}
public static int GetPatternDirection(VMArchitecture target, Point pos, ushort pattern, int direction, int altDir, sbyte level)
{
if (target.OutsideClip((short)pos.X, (short)pos.Y, level))
{
return(-1);
}
var wall = target.GetWall((short)pos.X, (short)pos.Y, level);
if ((wall.Segments & WallSegments.HorizontalDiag) > 0)
{
return(direction);
}
else if ((wall.Segments & WallSegments.VerticalDiag) > 0)
{
return(direction);
}
if ((wall.Segments & (WallSegments)(1 << direction)) > 0)
{
}
else if ((wall.Segments & (WallSegments)(1 << altDir)) > 0)
{
direction = altDir;
}
else
{
return(-1);
}
return(direction);
}
public static bool VerifyEraseWall(VMArchitecture target, Point pos, int length, int direction, sbyte level)
{
pos += WLStartOff[direction];
bool diagCheck = (direction % 2 == 1);
for (int i = 0; i < length; i++)
{
if (target.OutsideClip((short)pos.X, (short)pos.Y, level))
{
return(false);
}
var wall = target.GetWall((short)pos.X, (short)pos.Y, level);
wall.Segments &= ~WLMainSeg[direction];
if (!target.Context.CheckWallValid(LotTilePos.FromBigTile((short)pos.X, (short)pos.Y, level), wall))
{
return(false);
}
if (!diagCheck)
{
var tPos = pos + WLSubOff[direction / 2]; //remove other side
if (target.OutsideClip((short)tPos.X, (short)tPos.Y, level))
{
return(false);
}
wall = target.GetWall((short)tPos.X, (short)tPos.Y, level);
wall.Segments &= ~WLSubSeg[direction / 2];
if (!target.Context.CheckWallValid(LotTilePos.FromBigTile((short)tPos.X, (short)tPos.Y, level), wall))
{
return(false);
}
}
pos += WLStep[direction];
}
return(true);
}
public static PatternReplaceCount FloorPatternRect(VMArchitecture target, Rectangle rect, ushort dir, ushort pattern, sbyte level) //returns floors covered
{
PatternReplaceCount floorsCovered = new PatternReplaceCount(true);
if (rect.Width == 0 && rect.Height == 0)
{
//dot mode, just fill a tile. can be a diagonal.
if (target.OutsideClip((short)rect.X, (short)rect.Y, level))
{
return(floorsCovered); //out of bounds
}
var wall = target.GetWall((short)rect.X, (short)rect.Y, level);
if ((wall.Segments & AnyDiag) > 0 && pattern < 65534)
{
bool side = ((wall.Segments & WallSegments.HorizontalDiag) > 0) ? (dir < 2) : (dir < 1 || dir > 2);
if (side)
{
if (wall.TopLeftStyle != pattern)
{
floorsCovered.Add(wall.TopLeftStyle);
wall.TopLeftStyle = pattern;
}
}
else
{
if (wall.TopLeftPattern != pattern)
{
floorsCovered.Add(wall.TopLeftPattern);
wall.TopLeftPattern = pattern;
}
}
target.SetWall((short)rect.X, (short)rect.Y, level, wall);
}
else if ((wall.Segments & AnyDiag) == 0)
{
var floor = target.GetFloor((short)rect.X, (short)rect.Y, level);
if (floor.Pattern != pattern)
{
var old = floor.Pattern;
floor.Pattern = pattern;
if (target.SetFloor((short)rect.X, (short)rect.Y, level, floor, false))
{
floorsCovered.DAdd(old);
}
}
}
return(floorsCovered);
}
if (level > (target.DisableClip?target.Stories:target.BuildableFloors))
{
return(floorsCovered); //level out of bounds
}
var bounds = target.DisableClip ? new Rectangle(0, 0, target.Width, target.Height):target.BuildableArea;
var xEnd = Math.Min(bounds.Right, rect.X + rect.Width + 1);
var yEnd = Math.Min(bounds.Bottom, rect.Y + rect.Height + 1);
for (int y = Math.Max(bounds.Y, rect.Y); y < yEnd; y++)
{
for (int x = Math.Max(bounds.X, rect.X); x < xEnd; x++)
{
var wall = target.GetWall((short)x, (short)y, level);
if ((wall.Segments & AnyDiag) > 0) //diagonal floors are stored in walls
{
if (pattern < 65534)
{
continue;
}
if (wall.TopLeftStyle != pattern)
{
wall.TopLeftStyle = pattern;
floorsCovered.Add(wall.TopLeftStyle);
}
if (wall.TopLeftPattern != pattern)
{
wall.TopLeftPattern = pattern;
floorsCovered.Add(wall.TopLeftPattern);
}
target.SetWall((short)x, (short)y, level, wall);
}
else
{
var floor = target.GetFloor((short)x, (short)y, level);
if (floor.Pattern != pattern)
{
var old = floor.Pattern;
floor.Pattern = pattern;
if (target.SetFloor((short)x, (short)y, level, floor, false))
{
floorsCovered.DAdd(old);
}
}
}
}
}
return(floorsCovered);
}
/// <summary>
/// Fills a room with a certain Floor pattern. Returns floors covered
/// </summary>
public static PatternReplaceCount FloorPatternFill(VMArchitecture target, Point pos, ushort pattern, sbyte level) //for first floor gen, curRoom should be 1. For floors above, it should be the last genmap result
{
if (pattern > 65533 || target.OutsideClip((short)pos.X, (short)pos.Y, level))
{
return(new PatternReplaceCount());
}
//you cannot start out of bounds. spread is limited by bounds
var walls = target.Walls[level - 1];
var width = target.Width;
var height = target.Height;
PatternReplaceCount floorsCovered = new PatternReplaceCount(true);
byte[] Map = new byte[target.Width * target.Height];
//flood fill recursively. Each time choose find and choose the first "0" as the base.
//The first recursion (outside) cannot fill into diagonals.
var spread = new Stack <Point>();
spread.Push(pos);
while (spread.Count > 0)
{
var item = spread.Pop();
if (target.OutsideClip((short)item.X, (short)item.Y, level))
{
continue; //do not spread into OOB
}
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)
{
//draw floor onto a diagonal;
var wall = walls[item.X + item.Y * width];
byte flags = Map[item.X + item.Y * width];
if (flags == 3)
{
continue;
}
if ((mainWalls.Segments & WallSegments.HorizontalDiag) > 0)
{
flags = (byte)(3 - flags);
}
if ((flags & 1) == 1 && wall.TopLeftPattern != pattern)
{
floorsCovered.Add(wall.TopLeftPattern);
wall.TopLeftPattern = pattern;
}
else if ((flags & 2) == 2 && wall.TopLeftStyle != pattern)
{
floorsCovered.Add(wall.TopLeftStyle);
wall.TopLeftStyle = pattern;
}
walls[item.X + item.Y * width] = wall;
continue; //don't spread on diagonals for now
}
else
{
//normal tile, draw a floor here.
var floor = target.GetFloor((short)item.X, (short)item.Y, level);
if (floor.Pattern != pattern)
{
var old = floor.Pattern;
floor.Pattern = pattern;
if (target.SetFloor((short)item.X, (short)item.Y, level, floor, false))
{
floorsCovered.DAdd(old);
}
}
}
if (Map[plusX + item.Y * width] < 3 && (mainWalls.Segments & WallSegments.BottomRight) == 0)
{
SpreadOnto(walls, plusX, item.Y, 0, Map, width, height, spread, pattern, true);
}
if (Map[minX + item.Y * width] < 3 && (mainWalls.Segments & WallSegments.TopLeft) == 0)
{
SpreadOnto(walls, minX, item.Y, 2, Map, width, height, spread, pattern, true);
}
if (Map[item.X + plusY * width] < 3 && (mainWalls.Segments & WallSegments.BottomLeft) == 0)
{
SpreadOnto(walls, item.X, plusY, 1, Map, width, height, spread, pattern, true);
}
if (Map[item.X + minY * width] < 3 && (mainWalls.Segments & WallSegments.TopRight) == 0)
{
SpreadOnto(walls, item.X, minY, 3, Map, width, height, spread, pattern, true);
}
walls[item.X + item.Y * width] = mainWalls;
}
return(floorsCovered);
}
/// <summary>
/// Fills a room with a certain wall pattern. Returns walls covered
/// </summary>
public static PatternReplaceCount WallPatternFill(VMArchitecture target, Point pos, ushort pattern, sbyte level) //for first floor gen, curRoom should be 1. For floors above, it should be the last genmap result
{
if (target.OutsideClip((short)pos.X, (short)pos.Y, level))
{
return(new PatternReplaceCount()); //can't start OOB
}
var walls = target.Walls[level - 1];
var width = target.Width;
var height = target.Height;
PatternReplaceCount wallsCovered = new PatternReplaceCount(false);
byte[] Map = new byte[target.Width * target.Height];
//flood fill recursively. Each time choose find and choose the first "0" as the base.
//The first recursion (outside) cannot fill into diagonals.
var spread = new Stack <Point>();
spread.Push(pos);
while (spread.Count > 0)
{
var item = spread.Pop();
if (target.OutsideClip((short)item.X, (short)item.Y, level))
{
continue; //do not spread into OOB
}
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] < 3 && ((PXWalls.Segments & WallSegments.TopLeft) == 0 || PXWalls.TopLeftStyle != 1))
{
wallsCovered += SpreadOnto(walls, plusX, item.Y, 0, Map, width, height, spread, pattern, false);
}
else
{
if (mainWalls.BottomRightPattern != pattern && PXWalls.TopLeftThick)
{
wallsCovered.Add(mainWalls.BottomRightPattern);
mainWalls.BottomRightPattern = pattern;
}
}
if (Map[minX + item.Y * width] < 3 && ((mainWalls.Segments & WallSegments.TopLeft) == 0 || mainWalls.TopLeftStyle != 1))
{
wallsCovered += SpreadOnto(walls, minX, item.Y, 2, Map, width, height, spread, pattern, false);
}
else
{
if (mainWalls.TopLeftPattern != pattern && mainWalls.TopLeftThick)
{
wallsCovered.Add(mainWalls.TopLeftPattern);
mainWalls.TopLeftPattern = pattern;
}
}
if (Map[item.X + plusY * width] < 3 && ((PYWalls.Segments & WallSegments.TopRight) == 0 || PYWalls.TopRightStyle != 1))
{
wallsCovered += SpreadOnto(walls, item.X, plusY, 1, Map, width, height, spread, pattern, false);
}
else
{
if (mainWalls.BottomLeftPattern != pattern && PYWalls.TopRightThick)
{
wallsCovered.Add(mainWalls.BottomLeftPattern);
mainWalls.BottomLeftPattern = pattern;
}
}
if (Map[item.X + minY * width] < 3 && ((mainWalls.Segments & WallSegments.TopRight) == 0 || mainWalls.TopRightStyle != 1))
{
wallsCovered += SpreadOnto(walls, item.X, minY, 3, Map, width, height, spread, pattern, false);
}
else
{
if (mainWalls.TopRightPattern != pattern && mainWalls.TopRightThick)
{
wallsCovered.Add(mainWalls.TopRightPattern);
mainWalls.TopRightPattern = pattern;
}
}
walls[item.X + item.Y * width] = mainWalls;
}
return(wallsCovered);
}
public static PatternReplaceCount WallPatternDot(VMArchitecture target, Point pos, ushort pattern, int direction, int altDir, sbyte level)
{
if (target.OutsideClip((short)pos.X, (short)pos.Y, level))
{
return new PatternReplaceCount {
Total = -1
}
}
;
//pattern replace count used a little differently here. cost still stores replaced cost, but total stores replaced direction.
PatternReplaceCount replaceCost = new PatternReplaceCount(false);
ushort replaced = 0;
var wall = target.GetWall((short)pos.X, (short)pos.Y, level);
//direction starts lefttop, righttop
if ((wall.Segments & WallSegments.HorizontalDiag) > 0 && wall.TopRightStyle == 1)
{
if (direction < 2)
{
//bottom (bottom right pattern)
replaced = wall.BottomRightPattern;
wall.BottomRightPattern = pattern;
}
else
{
//top (bottom left pattern)
replaced = wall.BottomLeftPattern;
wall.BottomLeftPattern = pattern;
}
target.SetWall((short)pos.X, (short)pos.Y, level, wall);
if (replaced == pattern)
{
return new PatternReplaceCount {
Total = -1
}
}
;
replaceCost.Add(replaced);
replaceCost.Total = direction;
return(replaceCost);
}
else if ((wall.Segments & WallSegments.VerticalDiag) > 0 && wall.TopRightStyle == 1)
{
if (direction > 0 && direction < 3)
{
//left
replaced = wall.BottomLeftPattern;
wall.BottomLeftPattern = pattern;
}
else
{
//right
replaced = wall.BottomRightPattern;
wall.BottomRightPattern = pattern;
}
target.SetWall((short)pos.X, (short)pos.Y, level, wall);
if (replaced == pattern)
{
return new PatternReplaceCount {
Total = -1
}
}
;
replaceCost.Add(replaced);
replaceCost.Total = direction;
return(replaceCost);
}
if ((wall.Segments & (WallSegments)(1 << direction)) > 0)
{
}
else if ((wall.Segments & (WallSegments)(1 << altDir)) > 0)
{
direction = altDir;
}
else
{
return(new PatternReplaceCount {
Total = -1
});
}
if (direction == 0 && wall.TopLeftThick)
{
replaced = wall.TopLeftPattern; wall.TopLeftPattern = pattern;
}
else if (direction == 1 && wall.TopRightThick)
{
replaced = wall.TopRightPattern; wall.TopRightPattern = pattern;
}
else if (direction == 2 && pos.X < target.Width && target.GetWall((short)(pos.X + 1), (short)pos.Y, level).TopLeftThick)
{
replaced = wall.BottomRightPattern; wall.BottomRightPattern = pattern;
}
else if (direction == 3 && pos.Y < target.Height && target.GetWall((short)pos.X, (short)(pos.Y + 1), level).TopRightThick)
{
replaced = wall.BottomLeftPattern; wall.BottomLeftPattern = pattern;
}
target.SetWall((short)pos.X, (short)pos.Y, level, wall);
if (replaced == pattern)
{
return new PatternReplaceCount {
Total = -1
}
}
;
replaceCost.Add(replaced);
replaceCost.Total = direction;
return(replaceCost);
}