RL CountSteps(RL x, int n, int[] dr, int notNoneIndex, bool isCross)
{
var steps = new RL(0, 0);
if (rooms[n, dr[n]][(int)Index.rightDoor] == 0)
{
int maxLeft = (isCross) ? Math.Max(rooms[n, dr[n]][(int)Index.topDoor], rooms[n, dr[n]][(int)Index.bottomDoor]) : rooms[n, dr[n]][notNoneIndex];
steps.R = maxLeft - x.L + 1;
}
else if (rooms[n, dr[n]][(int)Index.leftDoor] == 0)
{
int minLeft = (isCross) ? Math.Min(rooms[n, dr[n]][(int)Index.topDoor], rooms[n, dr[n]][(int)Index.bottomDoor]) : rooms[n, dr[n]][notNoneIndex];
steps.L = x.R - minLeft + 1;
}
else
{
steps.R = rooms[n, dr[n]][notNoneIndex] - x.L;
steps.L = x.R - rooms[n, dr[n]][notNoneIndex];
if ((rooms[n, dr[n]][(int)Index.rightDoor] < rooms[n, dr[n]][(int)Index.leftDoor]) ^ notNoneIndex == (int)Index.bottomDoor)
{
steps.L += 1;
}
else
{
steps.R += 1;
}
}
return(steps);
}
void _ConnectHorizontalPath(RL x, RL steps, int n, int[] dr)
{
if (rooms[n, dr[n]][(int)Index.leftDoor] != 0)
{
for (int r = 0; r < steps.R; r++)
{
map[x.L + r, rooms[n, dr[n]][(int)Index.leftDoor]] = (int)Tile.path;
}
}
if (rooms[n, dr[n]][(int)Index.rightDoor] != 0)
{
for (int l = 0; l < steps.L; l++)
{
map[x.R - l, rooms[n, dr[n]][(int)Index.rightDoor]] = (int)Tile.path;
}
}
}
void _Connect(int[] dr, int[] dp)
{
var x = new RL(0, 0);
for (int n = 1; n < nDivW - 1; n++)
{
var steps = new RL(0, 0);
x.L = (unitW + 1) * n;
x.R = (unitW + 1) * (n + 1) - 1;
if (rooms[n, dr[n]][(int)Index.topDoor] != 0 && rooms[n, dr[n]][(int)Index.bottomDoor] != 0)
{
steps = CountSteps(x, n, dr, (int)Index.bottomDoor, true);
}
else if (rooms[n, dr[n]][(int)Index.topDoor] != 0 || rooms[n, dr[n]][(int)Index.bottomDoor] != 0)
{
int notNoneIndex = (rooms[n, dr[n]][(int)Index.topDoor] != 0) ? (int)Index.topDoor : (int)Index.bottomDoor;
steps = CountSteps(x, n, dr, notNoneIndex, false);
}
else
{
steps.R = UnityEngine.Random.Range(2, unitW - 1);
steps.L = unitW - steps.R;
steps.R += 1;
steps.L += 1;
rooms[n, dr[n]][(int)Index.bottomDoor] = x.L + steps.R - 1;
}
_ConnectHorizontalPath(x, steps, n, dr);
}
int yTop, yBottom;
for (int n = 1; n < nDivW - 1; n++)
{
yTop = (unitH + 1) * (dr[n] + 1) - 1;
yBottom = (unitH + 1) * dr[n] + 1;
_ConnectVerticalPath(yTop, yBottom, n, dr, dp);
}
}