Add a new bigroom variant "boulder maze"

dat/bigrm-11.lua

@@ -0,0 +1,36 @@
+
+-- Boulder "maze" with wide corridors
+
+function t_or_f() return percent(50) and true or false; end
+
+des.level_flags("mazelevel", "noflip");
+des.level_init({ style = "maze", corrwid = 3 + nh.rn2(3), wallthick = 1, deadends=t_or_f() });
+
+des.region(selection.area(00,00,75,18), "lit");
+des.non_diggable();
+
+function replace_wall_boulder(x,y)
+   des.terrain(x, y, ".");
+   des.object("boulder", x, y);
+end
+
+-- replace horizontal and vertical walls
+local sel = selection.match([[.w.]]) | selection.match(".\nw\n.");
+sel:iterate(replace_wall_boulder);
+-- replace the leftover corner walls
+local sel = selection.match([[.w.]]);
+sel:iterate(replace_wall_boulder);
+
+des.stair("up");
+des.stair("down");
+
+for i = 1,15 do
+   des.object();
+end
+for i = 1,6 do
+   des.trap("rolling boulder");
+end
+for i = 1,28 do
+  des.monster();
+end
+

dat/dungeon.lua

@@ -66,7 +66,7 @@ dungeon = {
             base = 10,
             range = 3,
             chance = 40,
-            nlevels = 10
+            nlevels = 11
          },
          {
             name = "medusa",