private void SplitVertically(MazeRoom mazeRoom, Random rnd)
{
// height = 9
// possibles = 3, 5, 7 = 3+0, 3+2, 3+4
// 3 + (rand(3) * 2)
// rand((9-3)/2 = 6/2 = 3)
// height = 11
// possibles = 3, 5, 7, 9 = 3+0, 3+2, 3+4, 3+6
// 3 + (rand(4) * 2)
// rand((11-3)/2 = 8/2 = 4)
// int randomMax = (mazeRoom.height - 3) / 2;
// int randomInt = rnd.Next(randomMax) * 2;
// int randomHeight = 3 + randomInt;
List <int> possibleHeights = mazeRoom.getAvailableVerticalSplits();
int randomIndex = rnd.Next(possibleHeights.Count);
int randomHeight = possibleHeights[randomIndex] + 1;
Console.WriteLine("splitting vertically at h=" + randomHeight);
int randomX = (rnd.Next((mazeRoom.width - 1) / 2) * 2) + 1;
Point2D newWallExit1 = new Point2D(randomX, randomHeight - 1);
Console.WriteLine("newWallExit1: " + newWallExit1);
List <Point2D> newExits1 = mazeRoom.FindMatchingExits(mazeRoom.width, randomHeight, new Point2D(0, 0));
newExits1.Add(newWallExit1);
MazeRoom subMaze1 = new MazeRoom(new Maze(mazeRoom.width, randomHeight), newExits1);
// Console.WriteLine("Sub Maze Exit At: "+splitExit1.ToString());
GenerateMazeSections(subMaze1, rnd);
// AddOuterWalls(subMaze1);
MergeMazeWalls(mazeRoom, subMaze1, new Point2D(0, 0));
Point2D newWallExit2 = new Point2D(randomX, 0);
Console.WriteLine("newWallExit2: " + newWallExit2);
List <Point2D> newExits2 = mazeRoom.FindMatchingExits(
mazeRoom.width,
mazeRoom.height - randomHeight,
new Point2D(0, randomHeight - 1));
newExits2.Add(newWallExit2);
MazeRoom subMaze2 = new MazeRoom(
new Maze(mazeRoom.width, mazeRoom.height - randomHeight + 1),
newExits2);
GenerateMazeSections(subMaze2, rnd);
// AddOuterWalls(subMaze2);
MergeMazeWalls(mazeRoom, subMaze2, new Point2D(0, randomHeight - 1));
}
private int CanBeSubdivided(MazeRoom mazeRoom)
{
List <int> horizontalSplits = mazeRoom.getAvailableHorizontalSplits();
List <int> verticalSplits = mazeRoom.getAvailableVerticalSplits();
bool horizontally = horizontalSplits.Count > 0;
bool vertically = verticalSplits.Count > 0;
if (vertically & horizontally)
{
return(SPLITTABLE_BOTH);
}
if (vertically)
{
return(SPLITTABLE_VERTICALLY);
}
if (horizontally)
{
return(SPLITTABLE_HORIZONTALLY);
}
return(SPLITTABLE_NONE);
}