Mercurial > vba-clojure

     1 (ns com.aurellem.item-bridge

     2   (:use (com.aurellem.gb gb-driver vbm title save-corruption items assembly))

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

     4 

     5 

     6 (defn corrupt-item-state []

     7   (second (destroy-item-end-of-list-marker)))

     8 

     9 (defn corrupt-item-state []

    10   (read-state "corrupt-items"))

    11 

    12 

    13 (defn view-memory-range [state start end]

    14   (dorun

    15    (map (fn [loc val]

    16           (println (format "%04X : %02X" loc val)))

    17         

    18         (range start end) (subvec (vec (memory state)) start end)))

    19   state)

    20 

    21 (defn almost-broken

    22   "if one more memory location is turned into 0x03, the game crashes."

    23   [n]

    24   (view-memory-range

    25    (set-inv-mem (mid-game)

    26                 (concat [0xFF] (repeat 64 0x03)

    27                         (subvec (vec (memory (mid-game)))

    28                                 (+ item-list-start 65)

    29                                 (+ item-list-start 65 n))

    30                         (repeat (- 255 65 n) 0x03)

    31                         ))

    32                 

    33    item-list-start (+ item-list-start 255)))

    34 

    35 (defn actually-broken

    36   "if one more memory location is turned into 0x03, the game crashes."

    37   []

    38   (set-memory (mid-game) 0xD35D 0x03))

    39 

    40 

    41 ;; (almost-broken 20) more or less works

    42 

    43 (defn capture-program-counter

    44   "records the program counter for each tick"

    45   [^SaveState state ticks]

    46   (let [i (atom 0)]

    47     (reduce (fn [[program-counters state] _]

    48               (println (swap! i inc))

    49                [(conj program-counters (PC state))

    50                 (tick state)])

    51               [[] state]

    52               (range ticks))))

    53 

    54 

    55 (defn capture-program-counter

    56   [^SaveState state ticks]

    57   (set-state! state)

    58   (loop [i 0

    59          pcs []]

    60     (if (= i ticks)

    61       pcs

    62       (do 

    63         (com.aurellem.gb.Gb/tick)

    64         (recur (inc i)

    65                (conj pcs (first (registers))))))))
author	Robert McIntyre <rlm@mit.edu>
date	Tue, 20 Mar 2012 03:54:15 -0500
parents	3a3bb2197b7f
children	09caf6a5bbf4