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annotate clojure/com/aurellem/gb/util.clj @ 145:412ca096a9ba

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major refactoring complete.
author Robert McIntyre <rlm@mit.edu>
date Mon, 19 Mar 2012 21:23:46 -0500
parents
children 3a3bb2197b7f
rev   line source
rlm@145 1 (ns com.aurellem.gb.util
rlm@145 2 (:use (com.aurellem.gb gb-driver vbm))
rlm@145 3 (:import [com.aurellem.gb.gb_driver SaveState]))
rlm@145 4
rlm@145 5
rlm@145 6 (defn A [state]
rlm@145 7 (bit-shift-right (bit-and 0x0000FF00 (AF state)) 8))
rlm@145 8
rlm@145 9 (defn B [state]
rlm@145 10 (bit-shift-right (bit-and 0x0000FF00 (BC state)) 8))
rlm@145 11
rlm@145 12 (defn D [state]
rlm@145 13 (bit-shift-right (bit-and 0x0000FF00 (DE state)) 8))
rlm@145 14
rlm@145 15 (defn H [state]
rlm@145 16 (bit-shift-right (bit-and 0x0000FF00 (HL state)) 8))
rlm@145 17
rlm@145 18 (defn C [state]
rlm@145 19 (bit-and 0xFF (BC state)))
rlm@145 20 (defn F [state]
rlm@145 21 (bit-and 0xFF (AF state)))
rlm@145 22 (defn E [state]
rlm@145 23 (bit-and 0xFF (DE state)))
rlm@145 24 (defn L [state]
rlm@145 25 (bit-and 0xFF (HL state)))
rlm@145 26
rlm@145 27 (defn binary-str [num]
rlm@145 28 (format "%08d"
rlm@145 29 (Integer/parseInt
rlm@145 30 (Integer/toBinaryString num) 10)))
rlm@145 31
rlm@145 32 (defn view-register [state name reg-fn]
rlm@145 33 (println (format "%s: %s" name
rlm@145 34 (binary-str (reg-fn state))))
rlm@145 35 state)
rlm@145 36
rlm@145 37 (defn view-memory [state mem]
rlm@145 38 (println (format "mem 0x%04X = %s" mem
rlm@145 39 (binary-str (aget (memory state) mem))))
rlm@145 40 state)
rlm@145 41
rlm@145 42 (defn print-listing [state begin end]
rlm@145 43 (dorun (map
rlm@145 44 (fn [opcode line]
rlm@145 45 (println (format "0x%04X: 0x%02X" line opcode)))
rlm@145 46 (subvec (vec (memory state)) begin end)
rlm@145 47 (range begin end)))
rlm@145 48 state)
rlm@145 49
rlm@145 50 (defn print-pc [state]
rlm@145 51 (println (format "PC: 0x%04X" (PC state)))
rlm@145 52 state)
rlm@145 53
rlm@145 54 (defn print-op [state]
rlm@145 55 (println (format "OP: 0x%02X" (aget (memory state) (PC state))))
rlm@145 56 state)
rlm@145 57
rlm@145 58 (defn d-tick
rlm@145 59 ([state]
rlm@145 60 (-> state print-pc print-op tick)))
rlm@145 61
rlm@145 62 (defn print-interrupt
rlm@145 63 [^SaveState state]
rlm@145 64 (println (format "IE: %d" (IE state)))
rlm@145 65 state)
rlm@145 66
rlm@145 67 (defn set-memory
rlm@145 68 ([state location value]
rlm@145 69 (set-state! state)
rlm@145 70 (let [mem (memory state)]
rlm@145 71 (aset mem location value)
rlm@145 72 (write-memory! mem)
rlm@145 73 (update-state)))
rlm@145 74 ([location value]
rlm@145 75 (set-memory @current-state location value)))
rlm@145 76
rlm@145 77 (defn set-memory-range
rlm@145 78 ([state start values]
rlm@145 79 (set-state! state)
rlm@145 80 (let [mem (memory state)]
rlm@145 81
rlm@145 82 (dorun (map (fn [index val]
rlm@145 83 (aset mem index val))
rlm@145 84 (range start
rlm@145 85 (+ start (count values))) values))
rlm@145 86 (write-memory! mem)
rlm@145 87 (update-state)))
rlm@145 88 ([start values]
rlm@145 89 (set-memory-range
rlm@145 90 @current-state start values)))
rlm@145 91
rlm@145 92 (defn common-differences [& seqs]
rlm@145 93 (let [backbone (range (count (first seqs)))]
rlm@145 94 (filter
rlm@145 95 (comp (partial apply distinct?) second)
rlm@145 96 (zipmap backbone
rlm@145 97 (apply (partial map list) seqs)))))
rlm@145 98
rlm@145 99 (defn mid-game []
rlm@145 100 (read-state "mid-game"))