Re: nonlinear3.dem is very slow on aqua terminal

[Daniel J S. <dan...@ie...>]

On 07/17/2016 12:08 PM, Daniel J Sebald wrote:
> On 07/17/2016 11:34 AM, Jun T. wrote:
>>
[snip]
> I'm still surprised that this takes so long.  If none of the demos in
> 'image.dem' and 'image2.dem' are glacial-pace slow, then I wonder if
> something is happening in which the nonlinearity creates a rectangular
> with peculiar coordinates that causes an algorithm aqua is using to veer
> off course.
>
> What happens if you temporarily make this change in probably_tux.dem:
>
> #f(x) = norm((x-center)/sigma)
> #g(x) = sigma*invnorm(x)+center
> f(x) = x
> g(x) = x

I'm guessing that is pretty much the same as leaving off nonlinear x and 
nonlinear y.  We should probably create a bug report for this Jun. 
Maybe a NaN or something odd is being sent to the Aqua terminal that it 
doesn't like.

Dan