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[IDV #JYJ-451577]: IDV v2.9a1: Loading bundles without data source specified
- Subject: [IDV #JYJ-451577]: IDV v2.9a1: Loading bundles without data source specified
- Date: Mon, 03 May 2010 15:26:31 -0600
> Hi Dave-
>
> When the Field Selector opens, it shows the fields that have the correct
> category for the type of display. In this case, the gridded point data
> fields are not being categorized correctly, so they don't show up. We'll
> look into this. For now, you can select the Formulas->Misc->Any Field which
> will then allow you to select the SPD variable.
>
> Nice display. I like the dotted contour lines.
>
> Don
Hi Dave,
Jeff has a fix for this, it will work as you expected. I just checked
into the svn and should be available in the tomorrow's nightly release.
Yuan
>
> > I'm trying to take advantage of the IDV's ability to save a bundle without
> > specifying a particular data source to use. The idea, of course, is to be
> > able to load the bundle, get prompted to identify one or more data
> > sources, and have the bundle generate a display using that data source or
> > sources.
> >
> > So, I created a bundle that reads a CSV file containing gridded lat/lon
> > 300 mb wind speed data, with appropriate header information, that the IDV
> > understands and can plot. The display includes three different plots based
> > on the same data source: a color-filled contour plan view of wind speed, a
> > contour plan view of wind speed, and a point data plot of the gridded wind
> > speed values. (The point data plot is turned off, while the other two are
> > turned on.) I saved the bundle without saving the data source so that I
> > can specify a different, suitably configured CSV file as the data source
> > when I load the bundle in the future.
> >
> > However, here's what happens the next time I load the bundle:
> >
> > (1) In Dashboard > Data Choosers, I locate a local file (a suitably
> > configured CSV file containing gridded lat/lon wind speed data) and click
> > on "Add Source". As expected, the file shows up in the Dashboard > Field
> > Selector > Data Sources list.
> > (2) I load the bundle (Dashboard > File > Open > bundlename).
> > (3) In the resulting "Open bundle" dialog window, I uncheck "Remove all
> > displays & data" and click "OK".
> > (4) I am presented with a "Field Selector" window and asked, "Please
> > select data for: Color-Filled Contour Plan View; Original field: SPD".
> > However, the list of data sources presented in the window includes only
> > "Formulas". The data source that I added in Step (1) is not listed.
> > Moreover, I don't see any way to tell IDV to use that data source (or any
> > other, for that matter).
> > (5) I cancel the "Field Selector" window and a second one takes its
> > place, this time prompting me to select a data source for the contour plan
> > view plot. Again, only "Formulas" is listed as an option.
> > (6) I cancel the second "Field Selector" window and a third one takes
> > its place, prompting me to select a data source for the point data plot.
> > This time, the data source that I added in Step (1) is shown on the
> > candidate list along with "Formulas". I select it, and the point data plot
> > is generated (though the view is turned off, as the bundle was configured
> > to do).
> >
> > What, if anything, might I be missing here? Following the instructions in
> > the bundle, when the IDV prompts me for a data source for the color-filled
> > contour plan view and the contour plan view, why doesn't it seem to know
> > about, and list, the data source that I added before loading the bundle,
> > whereas it does know about that data source (and I can select it) when the
> > IDV tries to create the point data plot (which uses the same data source
> > as the other two plots)?
> >
> > To see if you can replicate this behavior, I've attached a copy of the
> > bundle ("WndSpd_300mb_MonAvg_CSV_Nodata.xidv") and a suitable data source
> > for it ("wndspd.dat").
> >
> > I'm running IDV v2.9a1 on an iMac running Mac OS X v10.6.3.
> >
> > -- Dave
> >
> > ****************************************************************
> > * | __ __ \|/ *
> > * Dr. Dave Dempsey | ) ^ /|| ||\ --0-- *
> > * Dept. of Geosciences |) ) ^ / ||_|| \ /|\ *
> > * San Francisco State University | ) ) / | _ | \ *
> > * 1600 Holloway Ave. |) )/ || || \ *
> > * San Francisco, CA 94132 | ) ) ||_|| \ *
> > * |) ) ) | _ | \ *
> > * Phone: (415) 338-7716 | ) ) || || \ *
> > * FAX: (415) 338-7705 |) ) )~~~~~~~~~~~~~~~*
> > * Email: address@hidden | ) ) ) ~ ~ ~ ~ *
> > * |) ) ) ) ~ ~ ~ *
> > ****************************************************************
> >
>
Ticket Details
===================
Ticket ID: JYJ-451577
Department: Support IDV
Priority: Normal
Status: Open