[IDV #KFS-225548]: Default background maps hidden

> Yes, you're right.  And I feel a little silly for not having noticed that.

No problem.  I'll close out the ticket.  Glad it was a simple solution.

Don

> -----Original Message-----
> From: Unidata IDV Support [mailto:address@hidden]
> Sent: Thursday, July 02, 2009 12:43 AM
> To: Simon Metcalf
> Cc: address@hidden
> Subject: [IDV #KFS-225548]: Default background maps hidden
> 
> Hi Simon-
> 
> > I've upgraded to 3.7, which seems to have solved some of the graphical 
> > issues I was having, but the problem described below still persists.  The 
> > default background displays aren't on quick render.
> >
> > This particular NetCDF file has both 2D and 3D variables (excluding time).  
> > The issue doesn't occur on the 2D variables but does on the 3D.  I don't 
> > know what you mean about the 3D view or how to switch it to 2D.
> 
> Sorry if that wasn't clear. See below.
> 
> >I've noticed that if I click and drag on the view it does change 
> >perspective.  Also, when doing this, the default background maps start to 
> >appear (see attached images).  Also, if I click on the "view from bottom" 
> >button, the default background maps are clearly visible, albeit displaying 
> >the wrong orientation.
> 
> Since it's a 3D grid, the display is plotted slightly above the maps in the 
> 3D display box.  From the Map Display control, click on the Display tab and 
> use the slider to move the position of the map up in the box.  Then, they 
> should be visible. Since the 2D fields work fine, and since the map is 
> displayed when you turn the box upside down, I'm pretty sure that's what the 
> issue is.  Because they 3D field is only slightly above the map, the map does 
> show through when you rotate the box.
> 
> > I'm really only interested in plotting 2D views.  For the 3D data I can 
> > change the level that is plotted.  I've also tried modifying the runIDV.dat 
> > file to switch to DirectX instead of OpenGL, which had no effect.
> 
> If you are only interested in using 2D displays, then you can set your 
> preference to always use the 2D display.  That should also fix the map on top 
> of the display issue since lines are rendered on top of images.
> 
> Open the Preferences dialog (Edit->Preferences) and under the View tab, 
> uncheck the "Use 3D View" and then  click the OK button. This will not take 
> effect until you restart the IDV.  However, you can test it by selecting the 
> File->New->View Window->Map View->One Pane menu.  The new display should be 
> 2D only.
> 
> Let me know if that is not clear.
> 
> Don Murray
> > -----Original Message-----
> > From: Unidata IDV Support [mailto:address@hidden]
> > Sent: Tuesday, June 30, 2009 10:09 PM
> > To: Simon Metcalf
> > Cc: address@hidden
> > Subject: [IDV #KFS-225548]: Default background maps hidden
> >
> > Hi Simon-
> >
> > > Full Name: Simon Metcalf
> > > Email Address: address@hidden
> > > Organization: NSW Rural Fire Service Package Version: 2.6u2 build
> > > date:2009-02-12 20:31 UTC Operating
> > > System: Windows XP
> > > Hardware: Java: home: C:\Program Files\IDV_2.6u2\jre version:
> > > 1.6.0_11
> > > j3d:1.5.2 fcs (build4) Description of problem: Dear Team, I'm having
> > > trouble getting the default background vector maps to display on top of a 
> > > contour-filled map.  Interestingly this issue only seems to occur with 
> > > certain NetCDF data I'm using and doesn't happen when I'm using NetCDF 
> > > data from a different source.  I can't see why the source of the data 
> > > would make a difference in this regard.  As you can see in the attached 
> > > image, the background layers are visible through a hole in the contours 
> > > due to the contour intervals used.  Is there anything I can try to solve 
> > > the problem?
> >
> > If you are using a 3D display, is the map there if you view it from below?
> > I'm guessing not and it's a problem with the projection.
> >
> > A couple of suggestions:
> >
> > - Turn on/off Fast Rendering for the map (in the Map Display Control)
> > - upgrade to IDV 2.7.  There are some fixes in there for issues like this.
> >
> > Don Murray
> >
> > Ticket Details
> > ===================
> > Ticket ID: KFS-225548
> > Department: Support IDV
> > Priority: Normal
> > Status: Open
> >
> > This email message is intended only for the addressee(s) and contains 
> > information which may be confidential.
> > If you are not the intended recipient, please notify the sender and
> > delete this email and any copies or links to this email completely and
> > immediately from your system. Views expressed in this message are those of 
> > the individual sender, and are not necessarily the views of the NSW Rural 
> > Fire Service.
> >
> >
> 
> 
> Ticket Details
> ===================
> Ticket ID: KFS-225548
> Department: Support IDV
> Priority: Normal
> Status: Open
> 
> This email message is intended only for the addressee(s) and contains 
> information which may be confidential.
> If you are not the intended recipient, please notify the sender and delete 
> this email and any copies or
> links to this email completely and immediately from your system. Views 
> expressed in this message are
> those of the individual sender, and are not necessarily the views of the NSW 
> Rural Fire Service.
> 
> 


Ticket Details
===================
Ticket ID: KFS-225548
Department: Support IDV
Priority: Normal
Status: Closed