I do not see any use of the foreign function interface, there. (I
looked for 'cd', '15', '!:' and 'require').

Did you refer to the right page? Or am I looking for the wrong things?

Thanks,

-- 
Raul


On Mon, Dec 1, 2014 at 11:53 AM, Brian Schott <[email protected]> wrote:
> Scott, you might want to look at the following link.
>
> http://www.jsoftware.com/jwiki/BrianSchott/code/cluster
>
> On Mon, Dec 1, 2014 at 2:08 AM, Scott Locklin <[email protected]> wrote:
>
>> So, I have this pile of C code that uses rank-2 arrays as double**, then
>> subsets them with loops like "array[i][j]." I'm so used to the J FFI
>> working flawlessly on C code (most of which sensibly uses double*), I
>> forgot that a J-array doesn't work like that, and was kind of shocked when
>> the code dumped core on me.
>>
>> Is there any magic J incantation I can do to my arrays so that C can more
>> easily digest them, or should I just write a C macro to dereference the
>> double pointer?
>>
>> This is for hierarchical clustering, if anyone is interested in that sort
>> of thing (a most un-J like algorithm, sadly). Maybe 2-d wavelets as well.
>>
>> -SL
>> ----------------------------------------------------------------------
>> For information about J forums see http://www.jsoftware.com/forums.htm
>>
>
>
>
> --
> (B=) <-----my sig
> Brian Schott
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm

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