[Genome] Possible WIG display bug?

[Gordon Robertson]

Hiram

Thank you for this quick response.

G


On 12/21/07 4:12 PM, "Hiram Clawson" <hiram at soe.ucsc.edu> wrote:

> You can not mix up span specifications in the same data set.
> The larger span data values take precedence over the smaller span
> data values.  A single data set should have a consistent
> span for all data values.
> 
> See also, the last paragraph at:
> http://genomewiki.ucsc.edu/index.php/Wiggle_BED_to_variableStep_format_convers
> ion
> and: http://genome-test.cse.ucsc.edu/~hiram/wigPresentation/slide160.html
> 
> --Hiram
> 
> Gordon Robertson wrote:
>> Hello
>> 
>> If I'm missing something obvious I apologize in advance, but two of us have
>> looked at this, and we think that we're seeing odd behaviour.
>> 
>> I've attached a txt file with two fixedStep regions declared in a single
>> track. When I submit this as a custom track file, it's accepted by the
>> genome browser. I've attached a PDF screenshot (hg18) that shows that only
>> the second region displays, while the first region shows nothing. The track
>> header line was taken from your web help page's example file, with graphType
>> reset to 'bar'.
>> 
>> Is this file flagging a problem, or have we made a mistake in the file?
>> 
>> Thank you for your help.
>> 
>> G

-- 
Gordon Robertson
Gene Regulation Informatics
Canada's Michael Smith Genome Sciences Centre
604-707-5900 x5416
www.bcgsc.ca