Files
loop/src/Dodge/LevelGen.hs
T

96 lines
3.6 KiB
Haskell

{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE RankNTypes #-}
module Dodge.LevelGen where
import Dodge.Data
import Dodge.Floor
import Dodge.Save
import Dodge.Layout
import Dodge.Initialisation
--import Dodge.RandomHelp
--import Dodge.LevelGen.Data
import Dodge.Tree
import Geometry.ConvexPoly
--import Dodge.LevelGen.LevelStructure
import System.Directory
import System.Random
import Control.Lens
import Control.Monad.State
import qualified Data.IntMap.Strict as IM
generateWorldFromSeed :: Int -> IO World
generateWorldFromSeed i = do
createDirectoryIfMissing True "log"
writeFile "log/attemptedSeeds" ""
writeFile "log/treeCluster" ""
writeFile "log/aGeneratedRoomLayout" ""
(roomList,bounds) <- layoutLevelFromSeed 0 i
return $ saveLevelStartSlot
$ generateLevelFromRoomList roomList initialWorld{_randGen=mkStdGen i}
& roomClipping .~ bounds
layoutLevelFromSeed :: Int -> Int -> IO (IM.IntMap Room,[ConvexPoly])
layoutLevelFromSeed i seed = do
let i' = i + 1
putStrLnAppend "log/attemptedSeeds" $ "Generating level with seed " ++ show seed
appendFile "log/attemptedSeeds" "\n"
let g = mkStdGen seed
let treecluster = evalState initialRoomTree (g,0)
let labts = decomposeSelfTree $ numSelfTree $ combineTree _rmName treecluster
appendFile "log/treeCluster" ("Seed: "++ show seed ++ "\n")
mapM_ (putStrLnAppend "log/treeCluster" . smallDrawTree . fmap showIntsString) labts
let tc = composeTree treecluster
let rmtree = inorderNumberTree tc
putStrLn "Room layout (compact): "
putStrLn $ compactDrawTree $ fmap (show . snd) rmtree
let nameshow (r,rid) = _rmName r ++ "-" ++ show rid
appendFile "log/aGeneratedRoomLayout" ("Seed: "++ show seed)
putStrLnAppend "log/aGeneratedRoomLayout" "Layout with room names:"
putStrLnAppend "log/aGeneratedRoomLayout" $ smallDrawTree $ fmap nameshow rmtree
mrs <- positionRoomsFromTree rmtree
case mrs of
Just (PosRooms bounds rs) -> do
putStrLnAppend "log/attemptedSeeds" $ "After " ++ show i'
++ " attempt(s), Successful generation of level with seed "
++ show seed
putStrLnAppend "log/attemptedSeeds" $ show (Prelude.length rs) ++ " rooms in total"
return (IM.fromList $ map reversePair rs , bounds)
Nothing -> do
putStrLnAppend "log/attemptedSeeds" $ "Level generation with seed " ++ show seed ++ " failed: "
let (seed',_) = random g
layoutLevelFromSeed i' seed'
putStrLnAppend :: FilePath -> String -> IO ()
putStrLnAppend fp str = appendFile fp (str ++ "\n") >> putStrLn str
reversePair :: (a,b) -> (b,a)
reversePair (a,b) = (b,a)
compactDrawTree :: Tree String -> String
compactDrawTree = unlines . compactDraw
smallDrawTree :: Tree String -> String
smallDrawTree = unlines . compactDraw'
compactDraw :: Tree String -> [String]
compactDraw (Node x [Node y ts]) = compactDraw (Node (x++","++y) ts)
compactDraw (Node x ts0) = lines x ++ drawSubTrees ts0
where
drawSubTrees [] = []
drawSubTrees [t] =
"|" : compactDraw t
drawSubTrees (t:ts) =
"|" : shift "+- " "| " (compactDraw t) ++ drawSubTrees ts
shift first other = zipWith (++) (first : repeat other)
compactDraw' :: Tree String -> [String]
compactDraw' (Node x [Node y ts]) = lines x ++ ["|"] ++ compactDraw' (Node y ts)
compactDraw' (Node x ts0) = lines x ++ drawSubTrees ts0
where
drawSubTrees [] = []
drawSubTrees [t] =
"|" : compactDraw' t
drawSubTrees (t:ts) =
"|" : shift "+- " "| " (compactDraw' t) ++ drawSubTrees ts
shift first other = zipWith (++) (first : repeat other)