public static Room CreateMinRoom(ref FloorType[,] blocks, BlueprintNode blueprint, VecInt2 doorPos, Direction doorDir)
{
Room room = new Room(doorPos, blueprint.type, FakeRandom.Range(blueprint.sizeMin, blueprint.sizeMax));
room.range = GetRange(doorPos, blueprint.edgeLenghtMin, blueprint.edgeLenghtMin, doorDir);
room.dir = doorDir;
Array2DTool.SetRange(blocks, room.range, blueprint.type);
Array2DTool.SetOne(blocks, room.doorPos.x, room.doorPos.y, doorType[(int)room.dir]);
return(room);
}
public static bool Extend(ref FloorType[,] blocks, Room room)
{
Direction[] dirs = GetExtendDirections(room.dir);
dirs = RandomSort(dirs, FakeRandom.Range(0, 6));
for (int i = 0; i < 3; i++)
{
Direction dir = dirs[i];
if (dir == Direction.Left)
{
RectInt range = new RectInt(room.range.x - 1, room.range.y, 1, room.range.h);
if (range.x >= Gap && Array2DTool.RangeIsAll(blocks, range, FloorType.Out)) //边上留空Gap空隙，为了计算方便
{
room.range.x -= 1;
room.range.w += 1;
Array2DTool.SetRange(blocks, range, room.type);
return(true);
}
}
else if (dir == Direction.Right)
{
RectInt range = new RectInt(room.range.x + room.range.w, room.range.y, 1, room.range.h);
if (range.x < blocks.GetLength(0) - Gap && Array2DTool.RangeIsAll(blocks, range, FloorType.Out))
{
room.range.w += 1;
Array2DTool.SetRange(blocks, range, room.type);
return(true);
}
}
else if (dir == Direction.Down)
{
RectInt range = new RectInt(room.range.x, room.range.y - 1, room.range.w, 1);
if (range.y >= Gap && Array2DTool.RangeIsAll(blocks, range, FloorType.Out))
{
room.range.y -= 1;
room.range.h += 1;
Array2DTool.SetRange(blocks, range, room.type);
return(true);
}
}
else if (dir == Direction.Up)
{
RectInt range = new RectInt(room.range.x, room.range.y + room.range.h, room.range.w, 1);
if (range.y < blocks.GetLength(1) - Gap && Array2DTool.RangeIsAll(blocks, range, FloorType.Out))
{
room.range.h += 1;
Array2DTool.SetRange(blocks, range, room.type);
return(true);
}
}
}
return(false);
}
private static List <Rect> GetLayerRects(bool[,] layerBlocks)
{
int size = layerBlocks.GetLength(0);
List <Rect> rects = new List <Rect>();
int[,] lineEnd = new int[size, size];//如果水平方向连续格子最后一格，则是连续格子的长度，否则为0
for (int y = 0; y < size; y++)
{
int startX = 0;
for (int x = 0; x <= size; x++)
{
bool cur = x == size ? false : layerBlocks[x, y];
bool left = x == 0 ? false : layerBlocks[x - 1, y];
if (cur && !left)
{
startX = x;
}
else if (!cur && left)
{
lineEnd[x - 1, y] = x - startX;
}
}
}
for (int y = 0; y < size; y++)
{
for (int x = 0; x < size; x++)
{
int curEndNum = lineEnd[x, y];//当前记录格子结尾数
if (curEndNum != 0)
{
for (int ty = y + 1; ty <= size; ty++)
{
int nextLineEndNum = ty == size ? 0 : lineEnd[x, ty];//下一行的结尾数
if (nextLineEndNum != curEndNum)
{
RectInt rectInt = new RectInt(x - curEndNum + 1, y, curEndNum, ty - y);
Array2DTool.SetRange(lineEnd, x, y, 1, ty - y, 0);
rects.Add(new Rect(rectInt.x / (float)size, rectInt.y / (float)size, rectInt.w / (float)size, rectInt.h / (float)size));
break;
}
}
}
}
}
return(rects);
}