From 58fce2ec1976b957c7e24a282964c62f7ddf7b02 Mon Sep 17 00:00:00 2001 From: Griffin Smith Date: Sun, 15 Sep 2019 13:00:28 -0400 Subject: Progressively reveal the map to the player 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. --- src/Xanthous/Entities/Environment.hs | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'src/Xanthous/Entities/Environment.hs') diff --git a/src/Xanthous/Entities/Environment.hs b/src/Xanthous/Entities/Environment.hs index f5301f94adf2..90fa05315a57 100644 --- a/src/Xanthous/Entities/Environment.hs +++ b/src/Xanthous/Entities/Environment.hs @@ -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 -- cgit 1.4.1