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annotate clojure/com/aurellem/gb/badges.clj @ 615:bd664a9bd863
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| author | Robert McIntyre <rlm@mit.edu> |
|---|---|
| date | Tue, 26 Feb 2013 11:28:45 +0000 |
| parents | edce489c3c21 |
| children |
| rev | line source |
|---|---|
| ocsenave@227 | 1 (ns com.aurellem.gb.badges |
| ocsenave@227 | 2 (:use (com.aurellem.gb gb-driver util constants)) |
| ocsenave@227 | 3 (:import [com.aurellem.gb.gb_driver SaveState])) |
| ocsenave@227 | 4 |
| rlm@228 | 5 (def badges |
| rlm@228 | 6 '(:boulder :cascade :thunder :rainbow |
| rlm@228 | 7 :soul :marsh :volcano :earth)) |
| ocsenave@227 | 8 |
| ocsenave@227 | 9 (defn get-badges |
| ocsenave@227 | 10 "Returns a list of the current badges held by the player." |
| ocsenave@227 | 11 ([state] |
| ocsenave@227 | 12 ((fn this [coll n] |
| ocsenave@227 | 13 (cond (zero? n) '() |
| ocsenave@227 | 14 (zero? (rem n 2)) (recur (pop coll) (int (/ n 2))) |
| rlm@228 | 15 :else (cons |
| rlm@228 | 16 (peek coll) |
| rlm@228 | 17 (this (pop coll) (int (/ n 2)))))) |
| ocsenave@227 | 18 badges |
| rlm@228 | 19 (aget (memory state) 0xD355))) |
| ocsenave@227 | 20 ([] (get-badges @current-state))) |
| ocsenave@227 | 21 |
| ocsenave@227 | 22 (defn set-badges |
| rlm@228 | 23 "Sets the badges held by the player. badge-list may contain |
| rlm@228 | 24 :boulder :cascade :thunder :marsh :rainbow :soul :volcano." |
| ocsenave@227 | 25 ([state badge-list] |
| ocsenave@227 | 26 (let [has-badge (set badge-list)] |
| ocsenave@227 | 27 (->> |
| ocsenave@227 | 28 ((fn [n coll] |
| ocsenave@227 | 29 (cond |
| ocsenave@227 | 30 (empty? coll) n |
| ocsenave@227 | 31 (has-badge (peek coll)) (recur (inc(* 2 n)) (pop coll)) |
| ocsenave@227 | 32 :else (recur (* 2 n) (pop coll)))) |
| ocsenave@227 | 33 0 |
| ocsenave@227 | 34 (vec badges)) |
| ocsenave@227 | 35 (set-memory state 0xD355)))) |
| ocsenave@227 | 36 ([badge-list] (set-badges @current-state badge-list))) |
| ocsenave@227 | 37 |
| rlm@228 | 38 (defn give-all-badges |
| rlm@228 | 39 ([^SaveState state] |
| rlm@228 | 40 (set-badges state badges)) |
| rlm@228 | 41 ([] (give-all-badges @current-state))) |
| rlm@228 | 42 |