Differences

This shows you the differences between two versions of the page.

--- lua:scripting:firetemple [2015/01/01 08:45] – created vodur
+++ lua:scripting:firetemple [2015/01/01 09:50] (current) – vodur
@@ Line 1: / Line 1: @@
+Build 5x5 grid.
 <code lua>
 do
@@ Line 48: / Line 49: @@
     end
 end
+end
+</code>
+Print map
+<code lua>
+do
+local cols=5
+local rows=5
+local basevnum=501
+local function getvnum( col, row)
+    return basevnum-1 + (row-1)*cols + col
+end
+local function setexflag( dir, flg)
+    if not(mob.room[dir]:flag(flg)) then
+        olc(dir.." "..flg)
+    end
+end
+local out={}
+for row=1,rows do
+    local second={}
+    for col=1,cols do
+        table.insert(out, "#")
+        local room=getroom(getvnum(col,row))
+        if room.east then
+            table.insert(out, room.east:flag("dormant") and " " or "-")
+        end
+        if room.south then
+            table.insert(second, room.south:flag("dormant") and " " or  "| ")
+        end
+    end
+    table.insert(out,"\n\r"..table.concat(second).."\n\r")
+end
+sendtochar(mob, table.concat(out))
+end
+</code>
+Generate maze
+<code lua>
+do
+local function revdir( dir )
+    if dir == "north" then return "south"
+    elseif dir == "south" then return "north"
+    elseif dir == "east" then return "west"
+    elseif dir == "west" then return "east"
+    end
+end
+--Randomized Prim's algorithm http://en.wikipedia.org/wiki/Maze_generation_algorithm
+local walls={}
+local maze={}
+for k,v in pairs(getroom(501).exits) do
+    table.insert(walls, { dir=v, exit=getroom(501)[v]} )
+end
+while #walls>0 do
+    local wallind=randnum(1,#walls)
+    local wall=walls[wallind]
+    table.remove(walls, wallind)
+    if not maze[wall.exit.toroom] then
+        wall.exit:setflag("dormant", false)
+        wall.exit:setflag("door", false)
+        wall.exit.toroom[revdir(wall.dir)]:setflag("dormant", false)
+        wall.exit.toroom[revdir(wall.dir)]:setflag("door", false)
+        maze[wall.exit.toroom]=true
+        for k,v in pairs(wall.exit.toroom.exits) do
+            table.insert(walls, { dir=v, exit=wall.exit.toroom[v]} )
+        end
+    end
+end
 end
 </code>