| Re: IDL 8, log plots and titles [message #73204 is a reply to message #73115] |
Tue, 26 October 2010 20:30   |
Jeremy Bailin
Messages: 618
Registered: April 2008
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Senior Member |
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On Oct 26, 4:16 pm, Paul van Delst <paul.vande...@noaa.gov> wrote:
> b_gom wrote:
>> Am I missing something, or is IDL 8 fumbling logarithmic y axes and
>> plot titles when using the new plot function?
>
>> When plotting log plots, the plot title seems to vanish, and also IDL
>> does not seem to be able to calculate the y range properly. In the
>> sample code below, compare the direct graphics output (which handles
>> the range and title correctly automatically) to the new plot function
>> output which doesn't seem to be able to figure out what I want:
>
> [test code elided]
>
> My only comment: crikey!
>
> I just ran the same plots as those of the OP but using OG (iplot) rather than NG and I get the same behaviour. Anyone
> out there with a v7 install that can run the code using iplot? E.g.
>
> x=findgen(100)/100*3*!pi
> y=sin(x)
> iplot,x,y,yrange=[0.1,1],title='Linear Y Axis Works',window_title='Linear Y Axis Works'
> iplot,x,y,/ylog,yrange=[0.1,1],title='Title Error Log Y Axis',window_title='Title Error Log Y Axis'
> iplot,x,(y+2)*10,/ylog,yrange=[1,100],title='Title Error Log Y Axis',window_title='Title Error Log Y Axis'
> iplot,x,(y+2)*10,/ylog,title='Title Error Log Y Axis',window_title='Title Error Log Y Axis'
>
> Does one see the same behaviour with v7 OG? Because, if they do that would mean OG has been buggy for a while. On the
> plus side, if v7 OG *does not* exhibit the same behaviour, it should be easy for ITTVIS to fix this in v8 since it's a
> recent introduction. (Right? :o)
>
> To be fair to the ITTVIS folks, it's got to be difficult to test graphics systems. I mean, how do you test (unit or
> regression) the sort of problems the OP is encountering?
>
> But, still.....
>
> cheers,
>
> paulv
I don't see a title on any of those.
IDL> print, !version
{ x86_64 darwin unix Mac OS X 7.0.4 Sep 3 2008 64 64}
-Jeremy.
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