[PD] Deleting arrays
Lorenzo
lsutton at libero.it
Tue Feb 16 18:10:07 CET 2010
>> I'm trying to read in a file containing a sinusoidal analysis, to
>> provide control for additive synthesis. My patch creates a set of
>> arrays (tables) for the frequency and magnitude values for as many
>> partials as are described in the analysis file (which is generated by
>> a separate program) via messages like [; pd-graph1 array $1-freqArray
>> 100 float 0( . $1 comes from a counter which is reset when I read in
>> a new file.
>>
>> But once I create an array, it never goes away, and I end up with an
>> ever increasing number of tables named 0-freqArray etc.
>>
> If you only need one array, why not just create that statically (personally I
> prefer the [table] object for data, I don't need to see), then load its content
> with "read"/"write" messages?
>
> Example:
>
> [table MyArray 100]
>
> [read /tmp/data1.txt(
> |
> [s MyArray]
>
> [read /tmp/data2.txt(
> |
> [s MyArray]
>
> ...
>
> The textfiles should just contain the array contents, one number per line. Check out the
> file 15.array.pd and 16.more.arrays.pd in the docs for more on table manipulation.
>
If you need to "clean" the array at some point you can always send a
[resize 1( which will also "wipe" it.
[resize 0(
|
[s MyArray]
(maybe there's a more finesse way of doing this though?)
Lorenzo
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