Files
loop/src/Dodge/Room/Placement.hs
T

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3.0 KiB
Haskell

-- | Module defining helper placements for rooms.
module Dodge.Room.Placement
where
import Dodge.Data
import Dodge.LevelGen.Data
import Dodge.Room.Data
import Dodge.Creature.Inanimate
import Picture
import Geometry
import Data.List
import Control.Lens
putLamp = PutCrit lamp
singleBlock :: Point2 -> [PlacementSpot]
singleBlock a = [PS a 0 $ PutBlock [5,20,20] (greyN 0.5)
$ reverse $ rectNSWE 10 (-10) (-10) 10]
{-
Places a line of blocks between two points.
Width 9, also extends out from each point by 9.
-}
blockLine :: Point2 -> Point2 -> PlacementSpot
blockLine a b = PS
{ _psPos = (0,0)
, _psRot = 0
, _psType = PutLineBlock baseBlockPane 9 9 a b
}
{-
Places an breakable window between two points.
Width 8, also extends out from each point by 8.
-}
windowLine :: Point2 -> Point2 -> PlacementSpot
windowLine a b = PS
{ _psPos = (0,0)
, _psRot = 0
, _psType = PutLineBlock baseWindowPane 8 8 a b
}
{-
Places an unbreakable window between two points.
Width 7, also extends out from each point by 7.
-}
crystalLine :: Point2 -> Point2 -> PlacementSpot
crystalLine a b = PS
{ _psPos = (0,0)
, _psRot = 0
, _psType = PutWindow ps $ withAlpha 0.5 aquamarine
}
where
ps =
[ a +.+ left +.+ up
, (a +.+ left) -.- up
, (b -.- left) -.- up
, (b -.- left) +.+ up
]
left = 7 *.* normalizeV (a-.-b)
up = vNormal left
windowLineType :: Point2 -> Point2 -> PSType
windowLineType a b = PutLineBlock baseWindowPane 8 8 a b
baseBlockPane :: Wall
baseBlockPane = Block
{ _wlLine = []
, _wlID = 0
, _wlColor = greyN 0.5
, _wlDraw = Nothing
, _wlSeen = False
, _blIDs = []
, _blHP = 5
, _wlIsSeeThrough = False
, _blVisible = True
, _blShadows = []
, _blDegrades = [20,20]
}
baseWindowPane :: Wall
baseWindowPane = Block
{ _wlLine = []
, _wlID = 0
, _wlColor = withAlpha 0.2 cyan
, _wlDraw = Nothing
, _wlSeen = False
, _blIDs = []
, _blHP = 1
, _wlIsSeeThrough = True
, _blVisible = True
, _blShadows = []
, _blDegrades = [5,5]
}
{-
Replaces instances of a given 'PutID' with 'PSType's drawn from a list.
-}
replacePutID
:: Int -- ^ The id of 'PutID' to be replaced
-> [PSType] -- ^ List of replacements
-> Room
-> Room
replacePutID i psts r =
r & rmPS %~ flip (subZipWith (isPutID i) (\ps pt -> ps & psType .~ pt)) psts
{-
Partition a list by a predicate, apply a zip to those elements
that satisfy the predicate, concatenate
the new zipped list and the other (unchanged) half.
-}
subZipWith
:: (a -> Bool) -- ^ Filter: elements to apply zip to
-> (a -> b -> a) -- ^ Combining function
-> [a] -- ^ List to be partition
-> [b] -- ^ Modifying list
-> [a]
subZipWith f g xs ys =
let (zs,ws) = partition f xs
in zipWith g zs ys ++ ws
isPutID i ps = Just i == ps ^? psType . putID