Mercurial > vba-clojure

     1 (ns com.aurellem.gb.util

     2   (:use (com.aurellem.gb gb-driver vbm constants))

     3   (:import java.io.File)

     4   (:import [com.aurellem.gb.gb_driver SaveState]))

     5 

     6 (defn A [state]

     7   (bit-shift-right (bit-and 0x0000FF00 (AF state)) 8))

     8 

     9 (defn B [state]

    10   (bit-shift-right (bit-and 0x0000FF00 (BC state)) 8))

    11 

    12 (defn D [state]

    13   (bit-shift-right (bit-and 0x0000FF00 (DE state)) 8))

    14 

    15 (defn H [state]

    16   (bit-shift-right (bit-and 0x0000FF00 (HL state)) 8))

    17 

    18 (defn C [state]

    19   (bit-and 0xFF (BC state)))

    20 (defn F [state]

    21   (bit-and 0xFF (AF state)))

    22 (defn E [state]

    23   (bit-and 0xFF (DE state)))

    24 (defn L [state]

    25   (bit-and 0xFF (HL state)))

    26 

    27 (defn binary-str [num]

    28   (format "%08d"

    29           (Integer/parseInt

    30            (Integer/toBinaryString num) 10)))

    31 

    32 (defn view-register [state name reg-fn]

    33   (println (format "%s: %s" name

    34                    (binary-str (reg-fn state))))

    35   state)

    36 

    37 (defn view-memory

    38   ([^SaveState state mem]

    39      (let [val (aget (memory state) mem)]

    40        (println (format "0x%04X = %s 0x%02X %d" mem

    41                         (binary-str val) val val)))

    42      state)

    43   ([mem]

    44      (view-memory @current-state mem)))

    45 

    46 (defn print-listing

    47   ([^SaveState state begin end]

    48      (dorun (map 

    49              (fn [opcode line]

    50                (println (format "0x%04X:  0x%02X" line opcode)))

    51              (subvec  (vec (memory state)) begin end)

    52              (range begin end)))

    53      state)

    54   ([begin end]

    55      (print-listing @current-state begin end)))

    56 

    57 (defn print-pc

    58   ([^SaveState state]

    59      (println (format "PC: 0x%04X" (PC state)))

    60      state)

    61   ([] (print-pc @current-state))) 

    62 

    63 (defn print-op

    64   ([^SaveState state]

    65      (println (format "OP: 0x%02X" (aget (memory state) (PC state))))

    66      state)

    67   ([] (print-op @current-state)))

    68 

    69 (defn d-tick

    70   ([state]

    71   (-> state print-pc print-op tick)))

    72 

    73 (defn print-interrupt

    74   [^SaveState state]

    75   (println (format "IE: %d" (IE state)))

    76   state)

    77 

    78 (defn set-memory

    79   ([state location value]

    80      (set-state! state)

    81      (let [mem (memory state)]

    82        (aset mem location value)

    83        (write-memory! mem)

    84        (update-state)))

    85   ([location value]

    86      (set-memory @current-state location value)))

    87 

    88 (defn set-memory-range

    89   ([state start values]

    90      (set-state! state)

    91      (let [mem (memory state)]

    92   

    93        (dorun (map (fn [index val]

    94                      (aset mem index val))

    95                    (range start

    96                           (+ start (count values))) values))

    97     (write-memory! mem)

    98     (update-state)))

    99   ([start values]

   100      (set-memory-range

   101       @current-state start values)))

   102 

   103 (defn common-differences [& seqs]

   104   (let [backbone (range (count (first seqs)))]

   105     (filter

   106      (comp (partial apply distinct?) second)

   107      (zipmap backbone

   108              (apply (partial map list) seqs)))))

   109 

   110 (defn temporal-compare [& states]

   111   (apply common-differences

   112          (map (comp vec memory)

   113               states)))

   114 

   115 (defn mid-game []

   116   (read-state "mid-game"))

   117 

   118 

   119 

   120 (defn disect-bytes-2

   121   "return a vector consiting of the last 16 bytes of the

   122    integer expressed as two 8 bit nimbers (inside an integer)

   123    in the form [high-bits low-bits."

   124   [num]

   125   [(bit-shift-right

   126     (bit-and num 0xFF00) 8)

   127    (bit-and num 0xFF)])

   128 

   129 (defn disect-bytes-3

   130   "same as disect-bytes-2 except that it assumes the input is a

   131    24 bit number and returns [high-bits medium-bits low-bits]"

   132   [num]

   133   (vec

   134    (concat 

   135     [(bit-shift-right (bit-and num 0xFF0000) 16)]

   136     (disect-bytes-2 num))))

   137 

   138 (defn glue-bytes

   139   "Given two or three 8-bit numbers inside 32-bit integers,

   140    combine them into the integer number that they together

   141    represent."

   142   ([h l]

   143      (+ l (bit-shift-left h 8)))

   144 

   145   ([h m l]

   146      (+ (glue-bytes m l)

   147         (bit-shift-left h 16))))

   148 

   149 (def cartography

   150   (File. user-home

   151          "proj/vba-clojure/clojure/com/aurellem/exp/cartography"))

   152 

   153 

   154 

   155 (defn print-D-memory

   156   ([^SaveState state]

   157      

   158      (let [descriptions

   159            (clojure.string/split-lines

   160             (slurp cartography))]

   161        (dorun

   162         (map

   163          (fn [line data desc]

   164            (printf "%04X  %02X%s\n"

   165                    line data (apply str

   166                                     (drop 20 desc))))

   167          (range pokemon-record-begin

   168                 (inc D-memory-end))

   169          

   170          (subvec (vec (memory state))

   171                  pokemon-record-begin

   172                  (inc D-memory-end))

   173          descriptions))))

   174   ([] (print-D-memory @current-state)))

   175
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 24 Mar 2012 23:38:21 -0500
parents	fe26776e1a58
children	22f58fa47c3c