Sorry.  I've been unable to build pgplot for cygwin for some time now.
Maybe we should look into making demos more plot program agnostic.

--Chris

On Mon, Apr 27, 2015 at 11:58 AM, Derek Lamb <de...@boulder.swri.edu> wrote:

> I'm getting a failure when doing 'demo cartography' from the perldl shell
> with 2.00716 installed.  It fails on the first line:
>
> $coast = earth_coast() -> glue( 1, graticule(15,1) );
>
> OOPS!!! Something went wrong, please make a bug report!: PDL:
> PDL::Primitive::append(a,b,c): Parameter 'b':
>   Mismatched implicit thread dimension 0: size 3 vs. 2
> There are 3 PDLs in the expression; 1 thread dim.
>    PDL IN EXPR.    ACTIVE DIMS | THREAD DIMS
>    #  0 (normal):        18031 |        3
>    #  1 (normal):         9037 |        2
>    #  2 (null)
>
> .. at
> /Users/derek/local/lib/perl5/darwin-thread-multi-2level/PDL/Primitive.pm
> line 1692.
>
> pdl> p earth_coast()->shape
> [3 18031]
> pdl> p graticule(15,1)->shape
> [3 9037]
>
> Notice that append is reporting the graticule to have a thread dim of size
> 2, not 3.  I get the same result in 2.007.
>
> In 2.006 I get:
>
> pdl> p earth_coast()->shape
> [3 18031]
> pdl> p graticule(15,1)->shape  ##note different size (but unimportant?)
> [3 8857]
> pdl> p earth_coast() -> glue( 1, graticule(15,1) )->shape;
> [3 26888]
>
> So in PDL-2.006 it works as expected.  Is anybody else seeing that demo
> failure in recent PDLs?
>
> Derek
>
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