Maze generation: Difference between revisions

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@@ Line 3,329: / Line 3,329: @@
 class Maze_generator(val x: Int, val y: Int) {
     fun generate(cx: Int, cy: Int) {
-        val dirs = arrayOf(*DIR.values()).shuffle()
+        arrayOf(*DIR.values()).shuffle().forEach {
-        for (dir in dirs) {
+            val nx = cx + it.dx
-            val nx = cx + dir.dx
+            val ny = cy + it.dy
-            val ny = cy + dir.dy
             if (between(nx, x) && between(ny, y) && maze[nx][ny] == 0) {
-                maze[cx][cy] = maze[cx][cy] or dir.bit
+                maze[cx][cy] = maze[cx][cy] or it.bit
-                maze[nx][ny] = maze[nx][ny] or dir.opposite!!.bit
+                maze[nx][ny] = maze[nx][ny] or it.opposite!!.bit
                 generate(nx, ny)
             }
@@ Line 3,382: / Line 3,381: @@
     val x = if (args.size >= 1) args[0].toInt() else 8
     val y = if (args.size == 2) args[1].toInt() else 8
-    val maze = Maze_generator(x, y)
+    with(Maze_generator(x, y)) {
-    maze.generate(0, 0)
+        generate(0, 0)
-    maze.display()
+        display()
+    }
 }</lang>