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Progressively reveal the map to the player

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As the character walks around the map, progressively reveal the entities
on the map to them, using an algorithm based on well known
circle-rasterizing and line-rasterizing algorithms to calculate lines of
sight that are potentially obscured by walls.
This commit is contained in:
Griffin Smith 2019-09-15 13:00:28 -04:00
parent 6678ac986c
commit 58fce2ec19
17 changed files with 454 additions and 52 deletions
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5
src/Xanthous/Entities/Environment.hs
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@ -7,7 +7,7 @@ import Test.QuickCheck
import Brick (str)
import Brick.Widgets.Border.Style (unicode)
--------------------------------------------------------------------------------
import Xanthous.Entities (Draw(..), entityIs)
import Xanthous.Entities (Draw(..), entityIs, Entity(..))
import Xanthous.Entities.Draw.Util
import Xanthous.Data
--------------------------------------------------------------------------------
@ -16,6 +16,9 @@ data Wall = Wall
deriving stock (Show, Eq, Ord, Generic, Enum)
deriving anyclass (CoArbitrary, Function)
instance Entity Wall where
blocksVision _ = True
instance Arbitrary Wall where
arbitrary = pure Wall