randall.skelton's articles:

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Object graphics output police (iImage) 4 39 (5/13/2005 12:58:27 PM) comp.lang.idl-pvwave Hi all, Can someone explain if there is a way to 'fix' the iTools problem demonstrated in the code below. The problem is that the image plotted in the iMap call does not export to a vector postscript cleanly ... Randall

Reversed log axes in object graphics 13 33 (10/18/2004 5:10:05 PM) comp.lang.idl-pvwave Firstly, thanks for reading. I realize with a subject line as above, many will be scared away... I am trying to move one particular class of plotting routines (that I use very frequently) to object graphics a... Randall

Re: General 3D graphics advise required 1 38 (10/6/2004 4:00:44 AM) comp.lang.idl-pvwave Bah. I started a new thread instead of replying. See: http://groups-beta.google.com/group/comp.lang.idl-pvwave/browse_thread/thread/33ec2e76ec7dd95f#3d27d0dc10e022e3 Sorry! ... Randall

Re: My thoughs 0 22 (10/6/2004 3:59:09 AM) comp.lang.idl-pvwave Sorry all, I seem to have a bit of a browser-cache problem... I had intended this as a follow up to Franco's post titled, 'General 3D graphics advise required' Cheers, Randall ... Randall

My thoughs 0 25 (10/6/2004 2:52:11 AM) comp.lang.idl-pvwave A few thoughts: (1) look at the code that Rick posted a few days ago under the title (a polygon version of polyline). http://groups-beta.google.com/group/comp.lang.idl-pvwave/browse_thread/thread/67421dce0e0d... Randall

Object Graphics with multi-page output? 0 36 (10/5/2004 1:26:55 AM) comp.lang.idl-pvwave Does anyone know if there is a way to generate a multi-page postscript file using object graphics. I do this quite frequently in direct graphics with the 'erase' command but I cannot find an equivilent in obje... Randall

randall.skelton's replies:

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ICA algorithms 1 76 (4/7/2005 3:09:46 PM) comp.lang.idl-pvwave Has anyone implemented any Independent Component Analysis (ICA) algorithms in IDL that they would be willing to share? Ken Bowman ... k-bowman (244)

DLM error 3 33 (4/7/2005 10:22:36 PM) comp.lang.idl-pvwave Hello any DLM experts, Does anybody know what the following error means? % Internal error: IDL_KWFree() bad nesting. I'm obviously doing something wrong in handling keywords, but what should I be looking for?... b_gom (80)

Calling Fortran 90 from IDL/LINUX/ pgi/ifort 2 65 (4/22/2005 1:09:15 AM) comp.lang.idl-pvwave I have Fortran 90 application I need to run from IDL under Redhat Linux (x86). I have looked at the examples for call_external but apparently neither the direct case nor the C-Wrapper case are implemented for L... axel6842 (1)

Object graphics output police (iImage) 4 39 (5/13/2005 12:58:27 PM) comp.lang.idl-pvwave Hi all, Can someone explain if there is a way to 'fix' the iTools problem demonstrated in the code below. The problem is that the image plotted in the iMap call does not export to a vector postscript cleanly ... randall.skelton (33)

Adding an annotation to an iTool programmatically 5 29 (5/25/2005 7:37:38 PM) comp.lang.idl-pvwave Hi all, the question below was posted by Mark Rivers on Nov 5, 2003, with no replies. I also want to add a plot title programmatically, so can anybody help by now? I am also backing the request for a keyword... benjamin.hornberger (241)

isurface transparency not showing lines and points 2 32 (5/26/2005 10:57:24 AM) comp.lang.idl-pvwave Hi, If I execute the following two statements: isurface,dist(25,25) iplot,/over,indgen(25),indgen(25),indgen(25),line_thick=3 to generate a surface and a line that pierces it, and then I increase the surfac... phaccount (82)

Speeding Up Oracle DataBase Access with IDL DataMiner 4 34 (8/22/2005 7:07:17 PM) comp.lang.idl-pvwave Hello- I've been using DataMiner to retrieve records from a large Oracle DataBase. The DataBase is several gigabytes in size; A simple query can often take a half hour to complete. For more complex larger quer... christopher_vick (1)

FFT help 6 36 (11/5/2004 6:05:51 AM) comp.lang.idl-pvwave Hey, I am experiencing problem using fft function. Since FFT function provides the fourier transform of a certain input, for example, 8*cos(!PI*x/6), I would expect an amplitude of 4 at 2 shifted frequencies, ... shi_lee (54)

iTools Programming #2 1 35 (11/10/2004 8:02:39 PM) comp.lang.idl-pvwave Does anyone know how to programmatically insert a text annotation using iTools? Any help would be greatly appreciated. Thanks, Kris ... kison

C Alignment/IDL structures 6 42 (3/16/2005 4:13:03 PM) comp.lang.idl-pvwave Hi! I have an C library which I link into IDL using IDL_MakeStruct. The structure I link in with IDL is not a true C structure, but a dynamic structure I create on the fly depending on the data I wish to ha... joey3864 (42)