I'm using the maven plugin so I think I'm using the lastest 1.2, and
I've tried every 1.3 version, but I just got a hold of my laptop, and
I am having no problems on there.

I was having several other problems too(I started another discussion
complaining about a whittled down version of this program that doesn't
work either), maybe when I get home I'll try a reboot.

On Dec 30, 8:33 am, Bob Shock <shock...@gmail.com> wrote:
> I don't get any errors when I run your code. This is the output:
>
> 1  1
> 1  1
> 1  1
> 1  1
> 1  1
> 1  1  1  1  1
> 1  1  1  1  1
>
> Are you sure you are using the latest Clojure 1.2 version and not an
> early beta, etc.?
>
> Process finished with exit code 0
>
> On Dec 29, 11:25 pm, Jarl Haggerty <fictivela...@gmail.com> wrote:
>
> > What is wrong with my code(bottom of post)?  I keep getting this
> > error.  Line 24 is "(get-cell [x r c] 1))" in the Matrix deftype and
> > 36 is "(print (get-cell one r c) " "))" in the first nested "doseq"s.
> > I'm on Windows 7 with Clojure 1.2.
>
> > Exception in thread "main" java.lang.IllegalArgumentException:
> > Argument is not an array (core.clj:0)
> >         at clojure.lang.Compiler.eval(Compiler.java:5440)
> >         at clojure.lang.Compiler.load(Compiler.java:5857)
> >         at clojure.lang.Compiler.loadFile(Compiler.java:5820)
> >         at clojure.main$load_script.invoke(main.clj:221)
> >         at clojure.main$script_opt.invoke(main.clj:273)
> >         at clojure.main$main.doInvoke(main.clj:354)
> >         at clojure.lang.RestFn.invoke(RestFn.java:409)
> >         at clojure.lang.Var.invoke(Var.java:365)
> >         at clojure.lang.AFn.applyToHelper(AFn.java:163)
> >         at clojure.lang.Var.applyTo(Var.java:482)
> >         at clojure.main.main(main.java:37)
> > Caused by: java.lang.IllegalArgumentException: Argument is not an
> > array
> >         at java.lang.reflect.Array.get(Native Method)
> >         at clojure.core$aget.invoke(core.clj:2994)
> >         at clojure.lang.AFn.applyToHelper(AFn.java:165)
> >         at clojure.lang.RestFn.applyTo(RestFn.java:133)
> >         at clojure.core$apply.invoke(core.clj:542)
> >         at clojure.core$aget.doInvoke(core.clj:2996)
> >         at clojure.lang.RestFn.invoke(RestFn.java:443)
> >         at com.curious.scratch.core.Matrix2D.get_cell(core.clj:24)
> >         at com.curious.scratch.core$eval122.invoke(core.clj:36)
> >         at clojure.lang.Compiler.eval(Compiler.java:5424)
> >         ... 10 more
>
> > (def float-array-class (class (float-array 1)))
> > (defprotocol Matrix
> >   (matrix-data [x])
> >   (matrix-height [x])
> >   (matrix-width [x])
> >   (matrix-add [x] [x y] [x y & args])
> >   (get-cell [x r] [x r c]))
>
> > (deftype Matrix2D [data height width]
> >   Matrix
> >   (matrix-data [x] data)
> >   (matrix-height [x] height)
> >   (matrix-width [x] width)
> >   (matrix-add [x] x)
> >   (matrix-add [x y]
> >               (let [x-data (matrix-data x)
> >                     y-data (matrix-data y)
> >                     z-data (amap ^floats x-data index z-data (+ (aget
> > ^floats x-data index) (aget ^floats y-data index)))]
> >                 (Matrix2D. z-data (matrix-width x) (matrix-height
> > x))))
> >   (matrix-add [x y & args] (reduce matrix-add (matrix-add x y) args))
> >   (get-cell [x r] (get-cell x r 0))
> >   (get-cell [x r c] 1))
>
> > (defn matrix [data height width]
> >   (if (instance? float-array-class data)
> >     (Matrix2D. data height width)
> >     (Matrix2D. (float-array data) height width)))
>
> > (def one (matrix (range 10) 5 2))
> > (def two (matrix-add one one))
>
> > (doseq [r (range (matrix-height one))]
> >   (doseq [c (range (matrix-width one))]
> >     (print (get-cell one r c) " "))
> >   (println))
>
> > (doseq [r (range (matrix-height two))]
> >   (doseq [c (range (matrix-width two))]
> >     (print (get-cell two r c) " "))
> >   (println))
>
>

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