[IDV #LOC-679604]: Moving the subset area in a data source fails - sometimes

> I tried Don's advice, subsetting the whole Data Source
> instead of each display during the Create Display step.
> I liked it at creation time, it worked great.
> 
> Then I tried subsetting the Data Source to another longitude and it worked!
> The whole multi-layered display moved over to Africa.
> That was during the same session I think.
> 

Brian,
      It is not clear why your bundle not working. I created a simple bundle 
and it worked. I did notice both bundles throw exception after the move. Can 
you try to do a move after loading my bundle?


Yuan
> But now when I try to move the subset area using the saved bundle from that 
> session, it fails.
> 
> Yes I know about the "reload displays" checkbox in the Data Source Properties,
> and the "Reload Data" option under a right cluck of the Data Source, and
> Projections -->World to make plenty of room for any newly reloaded data to 
> get displayed.
> But I keep getting Indonesia.
> 
> I also tried pointing the bundle to use another model initialization time.
> (by checking "Change Data Sources" when opening the bundle and
> pointing it to a different datafile, from an initialization time 24h earlier).
> Again the functionality seems not to work, although it "should."
> 
> Is it possible that some of the Properties of Data Sources are not being 
> saved to bundles
> as they should be, specifically the Subset Area properties? Or perhaps each 
> Display's Data Source
> and Subset Areas are being saved to the bundle, so that the Data Source 
> Proerties
> (like its Subset Area) doesn't override these? Could it be fixed?
> 
> 
> 2. Reload Data Source doesn't seem to reliably force a reloading process. I 
> get no response.
> Liklewise, the stop sign doesn't reliably force a stop to loading, I find.
> I get the feeling the GUI controls are like loose "suggestions" to IDV's 
> processing engine,
> which simply ignores them sometimes. Is it like "fly by wire" in airplanes? I 
> crave the
> feeling of a cable connecting my stick to the ailerons. Instead I push a 
> button and hope
> something inside the system might respond. Am I wrong, are those linkages 
> loose?
> 
> Maybe some subprocess refuse to be interrupted, or refuse to start, and yet 
> they don't
> actually return an error code? Is Java passive-aggressive?
> 
> Is there a reason Don said "Theoretically, it should go get the data for the 
> new region."?
> "Theoretically?"
> 
> Thanks for any insights,
> Brian
> Here is the bundle I was working with.
> 
> 
> 
> On Jan 5, 2013, at 6:02 PM, Don Murray wrote:
> 
> So now I have nice multi-display bundles at one longitude,
> that I want to view at another longitude. (Asia <-> America).
> Or more generally for another spatial box.
> Keeping all the layers and color tables and etc. etc.
> 
> Good luck. ;-)
> 
> The best way to do this is to set the subset properties on the DataSource, 
> not on each display.  If you do that, then every display by default gets 
> created using that spatial area.  Right click on the DataSource in the Field 
> Selector and then set the region you want.
> 
> If you then want to view a different area, you can bring up the DataSource 
> properties, change the region, make sure the reload displays checkbox is 
> checked and click OK.  Theoretically, it should go get the data for the new 
> region.  What it won't do is reproject the display to the new region.
> 
> Brian Mapes
> address@hidden<mailto:address@hidden>
> 
> 
> 
> 
> 


Ticket Details
===================
Ticket ID: LOC-679604
Department: Support IDV
Priority: Normal
Status: Open

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