This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
OK sure. What are the steps to reproduce this problem. -Julien > Certainly. I will try to provide more detailed steps on this one. Maybe we > can investigate the processor issue next? > > Stefan > -- > Stefan Cecelski > Ph.D. Candidate and Graduate Research Assistant > AOSC Department: University of Maryland College Park > 2343 Computer and Space Sciences Building(CSS #224) > 703.801.1370 > address@hidden > > On Tue, May 3, 2011 4:35 pm, Unidata IDV Support wrote: > > Stefan, > > > > Since I am unable to reproduce the problem, what about moving on to > > another issue you described earlier? > > > > -Julien > > > > > >> Julien, > >> > >> Tried displaying 1000mb temperature from the latest RUC using the set up > >> I > >> mentioned in the first email. Same results. Also tried putting both the > >> dashboard window and map view window on the external display and > >> capturing > >> an image. Same result. > >> > >> V/R, > >> > >> Stefan > >> -- > >> Stefan Cecelski > >> Ph.D. Candidate and Graduate Research Assistant > >> AOSC Department: University of Maryland College Park > >> 2343 Computer and Space Sciences Building(CSS #224) > >> 703.801.1370 > >> address@hidden > >> > >> On Tue, May 3, 2011 2:25 pm, Unidata IDV Support wrote: > >> > Try another small experiment for me. > >> > > >> > Start the IDV and simply display a temperature contour of the latest > >> RUC > >> > data. > >> > > >> > Now try to capture the image as you describe below. > >> > > >> > What happens? > >> > > >> > -Julien > >> > > >> > > >> >> I tried putting both the dashboard and map view windows on the > >> external > >> >> display. No luck, image still is captured as black. > >> >> > >> >> Stefan > >> >> -- > >> >> Stefan Cecelski > >> >> Ph.D. Candidate and Graduate Research Assistant > >> >> AOSC Department: University of Maryland College Park > >> >> 2343 Computer and Space Sciences Building(CSS #224) > >> >> 703.801.1370 > >> >> address@hidden > >> >> > >> >> On Tue, May 3, 2011 1:31 pm, Unidata IDV Support wrote: > >> >> > Hi Stefan. > >> >> > > >> >> > I too have a Mac and use an external display in extension mode > >> (i.e. I > >> >> can > >> >> > freely move the mouse and windows to and from each display). > >> >> > > >> >> > Unfortunately, I cannot reproduce this bug. I displayed RUC data in > >> >> the > >> >> > map view on my external monitor and moved my dashboard to the > >> laptop. > >> >> The > >> >> > image capture worked fine. > >> >> > > >> >> > Out of curiosity, does this only happen with the IDV is "split > >> apart"? > >> >> > What happens when you are exclusively on the external display? > >> >> > > >> >> > -Julien > >> >> > > >> >> >> Hi Julien, > >> >> >> > >> >> >> The following are the steps I take to reproduce the problem: > >> >> >> > >> >> >> I put the map view on my external display with the dashboard on > >> the > >> >> >> laptop > >> >> >> display. This set up is shown in the first two pictures by doing a > >> >> >> screen > >> >> >> capture shot on a mac(command-shift-3). To save an image via IDV, > >> I > >> >> >> select > >> >> >> the view drop down menu from the map view window, then capture > >> image > >> >> and > >> >> >> save a jpg/gif of just the view only. The third picture attached > >> is > >> >> the > >> >> >> image I get. The external display is in 'extension' mode. If I > >> move > >> >> the > >> >> >> map view window over to my laptop screen and capture, it works. > >> >> Thanks! > >> >> >> > >> >> >> V/R, > >> >> >> > >> >> >> Stefan > >> >> >> -- > >> >> >> Stefan Cecelski > >> >> >> Ph.D. Candidate and Graduate Research Assistant > >> >> >> AOSC Department: University of Maryland College Park > >> >> >> 2343 Computer and Space Sciences Building(CSS #224) > >> >> >> 703.801.1370 > >> >> >> address@hidden > >> >> >> > >> >> >> On Mon, May 2, 2011 5:47 pm, Unidata IDV Support wrote: > >> >> >> > Hi again Stefan, > >> >> >> > > >> >> >> > Yuan and I were trying to reproduce your image capturing > >> problem, > >> >> but > >> >> >> we > >> >> >> > were unable to. > >> >> >> > > >> >> >> > That would be a good one to start on. > >> >> >> > > >> >> >> > -Julien > >> >> >> > > >> >> >> >> Stefan, > >> >> >> >> > >> >> >> >> Whichever is most important to you, and, of course you can > >> submit > >> >> >> >> multiple tickets :-) > >> >> >> >> > >> >> >> >> Thanks. > >> >> >> >> > >> >> >> >> -Julien > >> >> >> >> > >> >> >> >> > Julien, > >> >> >> >> > > >> >> >> >> > Let me know which one you want to start with, and I can send > >> you > >> >> >> data, > >> >> >> >> > screen shots, or whatever you need. > >> >> >> >> > > >> >> >> >> > V/R, > >> >> >> >> > > >> >> >> >> > Stefan > >> >> >> >> > -- > >> >> >> >> > Stefan Cecelski > >> >> >> >> > Ph.D. Candidate and Graduate Research Assistant > >> >> >> >> > AOSC Department: University of Maryland College Park > >> >> >> >> > 2343 Computer and Space Sciences Building(CSS #224) > >> >> >> >> > 703.801.1370 > >> >> >> >> > address@hidden > >> >> >> >> > > >> >> >> >> > On Mon, May 2, 2011 3:14 pm, Unidata IDV Support wrote: > >> >> >> >> > > Hi Stefan, > >> >> >> >> > > > >> >> >> >> > > Thanks for submitting these important issues. > >> >> >> >> > > > >> >> >> >> > > In the divide and conquer department, my suggestion is that > >> >> the > >> >> >> >> e-support > >> >> >> >> > > forum works best when one issue is submitted at a time with > >> >> >> >> supporting > >> >> >> >> > > documentation (bundles, stack traces, etc.). In addition, > >> >> precise > >> >> >> >> steps on > >> >> >> >> > > how to arrive at the errors is also greatly appreciated. I > >> >> detect > >> >> >> at > >> >> >> >> least > >> >> >> >> > > four separate issues below, and each one will require > >> >> (probably a > >> >> >> >> fair > >> >> >> >> > > bit) of follow up discussion. Keeping these as one issue > >> will > >> >> >> become > >> >> >> >> > > unwieldy. > >> >> >> >> > > > >> >> >> >> > > > >> >> >> >> > > Again, many thanks for your valuable input. > >> >> >> >> > > > >> >> >> >> > > -Julien > >> >> >> >> > > > >> >> >> >> > > > >> >> >> >> > >> Full Name: Stefan Cecelski > >> >> >> >> > >> Email Address: address@hidden > >> >> >> >> > >> Organization: University of Maryland > >> >> >> >> > >> Package Version: 2.9u4 build date:2011-04-13 07:13 UTC > >> >> >> >> > >> Operating System: Mac OS X > >> >> >> >> > >> Hardware: Java: home: > >> >> >> >> > >> /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home > >> >> >> >> > >> version: 1.6.0_24 j3d:1.5.2 fcs (build4) > >> >> >> >> > >> Description of problem: Hi all, > >> >> >> >> > >> > >> >> >> >> > >> I have some suggestions based on my work using the nightly > >> >> >> build. > >> >> >> >> > >> Whenever I create a new projection, no map shows up in the > >> >> view > >> >> >> box > >> >> >> >> to > >> >> >> >> > >> set the domain. Furthermore, when I go to edit the > >> projection > >> >> >> after > >> >> >> >> > >> saving it, I get a java exception error. A suggestion I > >> would > >> >> >> like > >> >> >> >> to > >> >> >> >> > >> make is to allow users to set a projection not just based > >> on > >> >> the > >> >> >> >> map, > >> >> >> >> > >> but by entering lat/lon to define the box. This would be > >> >> helpful > >> >> >> >> since I > >> >> >> >> > >> know the lat/lon box of my WRF runs, and would just like > >> to > >> >> set > >> >> >> the > >> >> >> >> > >> projection based on that, without having to mess around > >> with > >> >> a > >> >> >> map. > >> >> >> >> > >> > >> >> >> >> > >> I am also having issues when capturing images and movies. > >> I > >> >> have > >> >> >> a > >> >> >> >> > >> computer monitor attached to my laptop. I have the > >> dashboard > >> >> >> >> display on > >> >> >> >> > >> the laptop screen with the maps on my external monitor. > >> When > >> >> I > >> >> >> go > >> >> >> >> to > >> >> >> >> > >> capture an image, it will try to capture the images from > >> my > >> >> >> laptop > >> >> >> >> > >> screen and not the other monitor where my actual display > >> is > >> >> >> >> located. > >> >> >> >> > >> This yields saved images that are completly black. Does > >> the > >> >> >> image > >> >> >> >> > >> capture default to the screen where the dashboard is > >> located? > >> >> Is > >> >> >> it > >> >> >> >> > >> possible for the IDV to capture images off an external > >> >> display, > >> >> >> or > >> >> >> >> by > >> >> >> >> > >> selecting which screen the maps are on? > >> >> >> >> > >> > >> >> >> >> > >> I am getting suprious lines even with the suprious line > >> fix > >> >> >> plugin. > >> >> >> >> I > >> >> >> >> > >> have figured out that when plotting streamlines of flow > >> >> vectors > >> >> >> in > >> >> >> >> IDV, > >> >> >> >> > >> changing the density of the streamlines can create > >> suprious > >> >> >> >> streamlines. > >> >> >> >> > >> I end up tweaking the density around until I find a > >> density > >> >> that > >> >> >> >> doesn't > >> >> >> >> > >> have any suprious streamlines. This can be tricky, and the > >> >> >> spurious > >> >> >> >> > >> lines tend to occur when the density is above medium, and > >> is > >> >> >> >> especially > >> >> >> >> > >> prevelant when nearing high streamline densities. > >> >> Furthermore, > >> >> >> fast > >> >> >> >> > >> rendering contours and maps also generates spurious > >> >> streamlines. > >> >> >> If > >> >> >> >> I > >> >> >> >> > >> fast render any of the global country maps, I get > >> supruious > >> >> >> >> streamlines. > >> >> >> >> > >> > >> >> >> >> > >> Finally, I am having some stability issues with IDV. I am > >> >> >> running > >> >> >> >> my > >> >> >> >> > >> laptop with 6gb of RAM, and dedicate at least 2gb to IDV. > >> The > >> >> >> >> memory > >> >> >> >> > >> isnt the issue however, its the processor(2.4Ghz dual core > >> >> >> 64bit). > >> >> >> >> > >> Whenever I go to render a derived product(such as > >> potential > >> >> >> >> vorticity), > >> >> >> >> > >> my processor kicks in majorly. This is understandable for > >> >> when > >> >> >> the > >> >> >> >> data > >> >> >> >> > >> is processing, especially for larger data sets. What is > >> odd > >> >> is > >> >> >> that > >> >> >> >> > >> after the data is done processing and is displayed on the > >> >> >> screen, > >> >> >> >> IDV is > >> >> >> >> > >> still using 75-80% of my processor. This is true even > >> after > >> >> the > >> >> >> >> display > >> >> >> >> > >> and data is removed. Its like the IDV thinks it needs to > >> use > >> >> my > >> >> >> CPU > >> >> >> >> when > >> >> >> >> > >> really there is nothing happening. What I end up doing is > >> >> close > >> >> >> out > >> >> >> >> IDV, > >> >> >> >> > >> let my CPU calm down and then start IDV back up again. > >> This > >> >> >> >> alleviates > >> >> >> >> > >> the issue until I try to display a derived quantity again. > >> >> Not > >> >> >> sure > >> >> >> >> why > >> >> >> >> > >> IDV thinks it needs to keep using my processor like crazy. > >> >> >> >> > >> > >> >> >> >> > >> Thanks for your attention to this matter! > >> >> >> >> > >> > >> >> >> >> > >> V/R, > >> >> >> >> > >> > >> >> >> >> > >> Stefan Cecelski > >> >> >> >> > >> > >> >> >> >> > >> > >> >> >> >> > >> > >> >> >> >> > >> > >> >> >> >> > > > >> >> >> >> > > > >> >> >> >> > > Ticket Details > >> >> >> >> > > =================== > >> >> >> >> > > Ticket ID: ZEO-881615 > >> >> >> >> > > Department: Support IDV > >> >> >> >> > > Priority: Normal > >> >> >> >> > > Status: Closed > >> >> >> >> > > > >> >> >> >> > > > >> >> >> >> > > >> >> >> >> > > >> >> >> >> > > >> >> >> >> > >> >> >> > > >> >> >> > > >> >> >> > Ticket Details > >> >> >> > =================== > >> >> >> > Ticket ID: ZEO-881615 > >> >> >> > Department: Support IDV > >> >> >> > Priority: Normal > >> >> >> > Status: Closed > >> >> >> > > >> >> >> > > >> >> >> > >> >> >> > >> >> > > >> >> > > >> >> > Ticket Details > >> >> > =================== > >> >> > Ticket ID: ZEO-881615 > >> >> > Department: Support IDV > >> >> > Priority: Normal > >> >> > Status: Open > >> >> > > >> >> > > >> >> > >> >> > >> >> > >> > > >> > > >> > Ticket Details > >> > =================== > >> > Ticket ID: ZEO-881615 > >> > Department: Support IDV > >> > Priority: Normal > >> > Status: Closed > >> > > >> > > >> > >> > >> > > > > > > Ticket Details > > =================== > > Ticket ID: ZEO-881615 > > Department: Support IDV > > Priority: Normal > > Status: Closed > > > > > > > Ticket Details =================== Ticket ID: ZEO-881615 Department: Support IDV Priority: Normal Status: Open