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0 Replies and 1150 Views IDL crash when would generate a graphic  1150  0 Started by  Deleted User I have the problem with a Fedora 9 Calculating is good but when tempting to genarate a graph with plot, IDL segfault For more raffinited design, I have the error message following : idl: brw_program.c:142: brwInitFragProgFuncs: Assertion `functions->ProgramStringNotify == _tnl_program_string' failed There is no problem with the same data and program on a Fedora 8 (same IDL version) IDL version : 7.0.1 Has someone already meet this problem And solved it
0 1150
02 Apr 2010 10:45 AM
6 Replies and 2323 Views IDL 7.0.6, MacOS 10.6.2, X11  2323  6 Started by  Deleted User Hi all, When using IDL (v7.0.6) remotely and attempting the "window" command, I receive an error: : kCGErrorFailure: Set a breakpoint CGErrorBreakpoint() to catch errors as they are logged. xp_init: error: not initialized error: invalid pixel format attribute Abort trap IDL dies and I'm thrown back to the command line.&160; xclock and xcalc run successfully on the remote server with the displays correctly forwarded to my local X server (Xquartz).&160; My local machine i...
6 2323
01 Apr 2010 09:22 AM
3 Replies and 1416 Views No majority filter in IDL?  1416  3 Started by  Deleted User Hello all, I have a small question concerning filtering operation. I have been looking throught the help of IDL as well as on the Internet but I can't find a function or solution to apply&160; a majority filter in IDL. In other words, I'm looking for a function that would&160;be based on the same functioning principle as a smooth or median function but instead of giving the average or the meadian value to the central pixel of the boxcar, it would give the value of the most common value among ...
3 1416
31 Mar 2010 03:33 AM
1 Replies and 1041 Views IDL Fedora 12 64bit Install Problem  1041  1 Started by  Deleted User I've just done a clean install of Fedora 12 64 bit, and yum updated everything. I've installed IDL, like i have previously, and i've got the following error upon running IDL: $ idl /usr/local/itt/idl71/bin/bin.linux.x86_64/idl: error while loading shared libraries: libfreetype2_3_6.so.6: cannot open shared object file: No such file or directory i've tried doing a yum install libfreetype, but to no avail. Any help on this would be really helpful!!
1 1041
30 Mar 2010 10:17 PM
3 Replies and 1197 Views Does IDL generally run slower on a Mac than on Windows?  1197  3 Started by  Deleted User Hi, I am running Mac OSx 10.6 on a 2.26 gHz Macbook pro (2GB RAM). A particular procedore file that takes about 10 seconds to run on my supervisor's Dell (desktop- not sure the speed or RAM) takes me 15 minutes, sometimes longer.I realize that a complete analysis of my specific question would depend on detailed specs of each computer, but I'm wondering what, in general, is most likely to be causing this disparity. The procedure itself seems to use up quite a bit of RAM (1.07 GB at times) becau...
3 1197
29 Mar 2010 01:35 PM
4 Replies and 1189 Views IDL 8.0 tech preview  1189  4 Started by  Deleted User Trying out IDL 8.0 tech preview on some of my code. the layout in the IDE is a bit different. I'm trying to find the tree view of files in my project (project explorer). Not sure how I do this The debug and idl perspective seem to be gone, so I'm apparently stuck in debug perspective. It seems breakpoints are still a bit sketchy compared to pre 7.x I still have to compile a script after placing a breakpoint before idl recognizes the breakpoint (most of the time). If a blocking GUI is open the...
4 1189
29 Mar 2010 11:14 AM
1 Replies and 1287 Views sending a string as a command in IDL  1287  1 Started by  Deleted User Hi, I'm using IDL Version 7.1. I'm trying to run a short script that will attribute the different fields in a structure to respective array variables. The structure was created by the read_csv() function. Each array in the structure corresponds to a different column in the csv file I imported from. There are 16 fields in the structure I would like to do this with. Each of the fields is named as follows: Structure_name.fieldXX, where XX are the numbers 1 to 16 corresponding to a given array in t...
1 1287
26 Mar 2010 04:03 AM
0 Replies and 993 Views Layer Attribute Query in IDL  993  0 Started by  Deleted User Dear All, I'm a new user to Envi, and I wondered to what extent it was possible to set up a loop in IDL to define regions of interest using the Layer Attribute Query.&160; I have a shape file of districts, and I would like to define each district as a region of interest. Thank you in advance. With best wishes, Dan
0 993
24 Mar 2010 03:59 AM
2 Replies and 1682 Views MERIS N1 FILES  1682  2 Started by  Deleted User Hi, I have to Open and work with N1 Meris files in IDl. I can't open, IDL message says "HDF5 file not valid" if I use HDF commands. I would use something like Open External Files in Envi... How can I do
2 1682
20 Mar 2010 06:20 AM
0 Replies and 1111 Views IDL6.3 crash on Fedora 12 when open a window  1111  0 Started by  Deleted User IDL 6.3 works great on CentOS 5.4 with libX11-1.03. When I upgrade my linux to Fedora 12, it has newer libX11. In IDL, I type "window", it crashes. I searched and found a link told me to use LD_PRELOAD_PATH to old libX11. But it did not work for me. Can someone help me Thanks!
0 1111
19 Mar 2010 07:01 PM
0 Replies and 1293 Views Looking for a filename  1293  0 Started by  Deleted User Hi, I am currently trying to open a series of files but I want IDL to only open those with a certain extension. This seems like a simple enough problem but I cant seem to see how to go about it as if I specify the extension then IDL crahses when it attempts to open a file without theextension. Any help would be most appreciated. Regards Richard
0 1293
19 Mar 2010 07:44 AM
2 Replies and 1109 Views Running routines simultaneously?  1109  2 Started by  Deleted User Hi, Presently, using idl 7.0, my routines compute quite a large amount of data which causes the running program to hog my interface. Leaving me no choice but to wait&160; until completion to use the other functions I wrote. Is it possible to run 'simultaneously', eventually with a timer, different routines through the same widget interface Thanks, Miguel N.
2 1109
17 Mar 2010 10:58 PM
0 Replies and 1123 Views need help  1123  0 Started by  Deleted User hi i am maria, a btech pre-final year student. my project is unsupervised classification of LANDSAT TM images,i have done that using MATLAB and ERDAS IMAGINE software. now, i have to perform unsupervised classification using two more techniques(with some coding involved,not completely software based).someone plz help and suggest me two more techniques of unsupervised classification of LANDSAT TM images.
0 1123
17 Mar 2010 06:47 AM
0 Replies and 1085 Views Distributed IDL in windows  1085  0 Started by  Deleted User HI, I am new to IDL so I am not sure what is the best solution for this problem. I am running a windows application that creates data on a shared drive. When the windows application is finished running I want to call idl to analyze the data. We are using IDL on ubuntu 64. I have googled and looked at the documentation on external programming and the only option for a distributed call is RPC. However RPC is only in unix and the lib_rpc.so does not have a windows version for the client or do...
0 1085
16 Mar 2010 08:59 PM
1 Replies and 1284 Views Lambert's W  1284  1 Started by  Deleted User Does anyone have code for this
1 1284
16 Mar 2010 11:44 AM
1 Replies and 1015 Views IDL with Windows7 - 64bit  1015  1 Started by  Deleted User I am trying to install the IDL virtual machine to execute a program I need. For this, I've tried installing the evaluation versions of IDL 7.0 and 7.1, (over windows 7 64 bit), because thay contain the IDL vm inside. The installation process seems to finish ok, but when I execute the .sav, i get the following message: "Update to a development license of IDL, Clic to continue" and when i clic the box, i get another message: "Variable is undefined: PATH_UNIT." I really don't k...
1 1015
15 Mar 2010 09:17 AM
1 Replies and 998 Views Use WHERE on Structure ?  998  1 Started by  Deleted User Hi All, I have a quick question... Is it possible to use WHERE on STRUCTURE For example, I have a structure Profile (temperature:0.0, pressure:0:0) How can I get all the temperature where pressure between 100 and 500 in the structure I did it by using FOR but it takes long time for a large files i.e. few millions profiles... Regards,
1 998
10 Mar 2010 05:03 PM
0 Replies and 867 Views Projections and Visualizations  867  0 Started by  Deleted User Hello, I am currently working on a research project where we are essentially trying to create a mini CT scanner.&160; First we would like to do some simulations using IDL.&160; What we are trying to do is to rotate a user created 3D array containg at least one object, and then project through the volume onto a 2D image.&160; This process will be repeated for several different rotations.&160; Once we have a set of 2D images, we will then reconstruct them back into a 3D array, which should ho...
0 867
09 Mar 2010 12:48 PM
0 Replies and 1137 Views How to use hough trasform for tiff image  1137  0 Started by  Deleted User Hi I'd like to know if hough trasform is helpful for a tiff image and how I do to use it. You excuse me for my english
0 1137
06 Mar 2010 08:33 AM
0 Replies and 1406 Views Ubuntu, IDL's Java Bridge & libstdc.so.5  1406  0 Started by  Deleted User I have solved a problem that prevented me from accessing Java from within IDL. I am using IDL 6.3 on Ubuntu Server 9.04. Trying to use the Java bridge always gave me this error: Error loading sharable executable. &160;&160;&160; Symbol: IDL_Load, File = /usr/local/itt/idl_6.3/bin/bin.linux.x86/idl_objbridge_java.so &160;&160;&160; libstdc.so.5: cannot open shared object file: No such file or directory I installed libstdc5: sudo apt-get install libstdc5. If you are not used to...
0 1406
04 Mar 2010 12:44 PM
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