Hi Josiah,

On Jan 10, 2011, at 3:00 PM, Josiah Slack wrote:

> Hi folks -
> I've got another naive question about building Datatypes. I've got a Datatype 
> that I'm forming from arrays of doubles.  Ultimately, I'll be writing an 
> array of this Datatype.  The complicating factor is that the arrays of 
> doubles won't necessarily have the same dimensions from one instance of the 
> Datatype to the next.

        Sounds like you might want a variable-length sequence of doubles as 
your datatype.  Look at the documentation for H5Tvlen_create()...

        Quincey

> Here's a little pseudo-code to more concretely illustrate what I mean:
> 
> Datatype {
>   double[] a;
>   double[][] b;
>   double[] c;
> };
> 
> Datatype[] allData = {
>    { a = {1., 2., 3.} } b = {{1.,2.},{3.,4.}}, c = {1.} },
>    { a = {1.,} b = {{1.}}, c = {1., 2.} },
>    { a = {}, b = {{1.}, {2.}}, c = {1., 2., 3.} }
> };
> 
> I'm trying to use the Java H5 class to achieve this.
> 
> Thanks in advance for your time.
> 
> -Josiah
> 
> -- 
> Josiah Slack
> MIT Lincoln Laboratory
> Group 36
> [email protected]
> Ph: (781) 981-1754
> 
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