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 CAD / Development / 6690
    Can LDGLite print the current orientation matrix? (feature request) —Jacob Sparre Andersen
   I have been playing a bit around with the interactive rotation mode in LDGLite to find a good angle on my cargo aircraft. I think I have found it now, but how can I get LDGLite to print the parameters as a: a) complete set of command line arguments (...) (23 years ago, 3-Jan-02, to lugnet.cad.dev)
   
        Re: Can LDGLite print the current orientation matrix? (feature request) —Fredrik Glöckner
     (...) L3Lab can do this (in the statistics menu), and I would certainly like to see this feature in LDGLite as well! Fredrik (23 years ago, 3-Jan-02, to lugnet.cad.dev)
    
         Re: Can LDGLite print the current orientation matrix? (feature request) —Jacob Sparre Andersen
     (...) But I seem to remember that L3Lab does not work on Alpha machines (running Linux). Jacob (23 years ago, 3-Jan-02, to lugnet.cad.dev)
    
         Re: Can LDGLite print the current orientation matrix? (feature request) —Fredrik Glöckner
     (...) Probably not. I can run L3Lab under Linux using Wine, but that is on an i686 based computer, not Alpha. Fredrik (23 years ago, 3-Jan-02, to lugnet.cad.dev)
   
        Re: Can LDGLite print the current orientation matrix? (feature request) —Don Heyse
     (...) I think it spews the information needed for A if you turn on debugging with the -g switch. eg. Transform current: Translation: 0 0 0 Matrix: 0.821417 -0.129189 0.555497 0.417763 0.799364 -0.431845 -0.388257 0.586794 0.710583 Actually, I think (...) (23 years ago, 3-Jan-02, to lugnet.cad.dev)
    
         Re: Can LDGLite print the current orientation matrix? (feature request) —Jacob Sparre Andersen
     (...) I should be able to work out a part of the command line arguments from that, but I am so lazy, that I actually would like LDGLite to print it as: Arguments: -a0.821417,-0.129189...4,0.710583 -q -j or whatever the status - including projection, (...) (23 years ago, 3-Jan-02, to lugnet.cad.dev)
   
        Re: Can LDGLite print the current orientation matrix? (feature request) —Don Heyse
   (...) Ok the current copy of main.c in CVS has a function that does part A. I have most of part B working, but I don't completely understand the STEREO stuff in the location part of an l3p camera setting. Can you or somebody explain it? I can create (...) (23 years ago, 8-Jan-02, to lugnet.cad.dev)
   
        Re: LDGLite orientation matrix (l3p enhancement requests?) —Don Heyse
     Jacob recently asked for an ldglite enhancement to dump ldglite command line args and POV camera settings which reproduce the current view. I assume he means l3p compatible camera settings. I think I have it working (except for my question about the (...) (23 years ago, 10-Jan-02, to lugnet.cad.dev, lugnet.cad.ray)
    
         Re: LDGLite orientation matrix (l3p enhancement requests?) —Jacob Sparre Andersen
      (...) [...] This sounds exactly like what I asked for. I look forward to the next LDGLite release. Jacob (23 years ago, 11-Jan-02, to lugnet.cad.dev, lugnet.cad.ray)
    
         Re: LDGLite orientation matrix (l3p enhancement requests?) —Lars C. Hassing
     Don Heyse wrote... (...) See examples in (URL) POV's orthographic keyword in the camera definition would require another way of calculating the optimum camera position. I think one of the great features about L3P is that you always get a good view (...) (23 years ago, 18-Jan-02, to lugnet.cad.dev, lugnet.cad.ray)
    
         Re: LDGLite orientation matrix (l3p enhancement requests?) —Don Heyse
     (...) Well yes, I once compared the orthographic projection to a perspective projection seen from an infinite distance. I suppose this would give you an infinitely small camera angle. But you're missing the point. I'm trying to position ldglite as a (...) (23 years ago, 18-Jan-02, to lugnet.cad.dev, lugnet.cad.ray)
    
         Re: LDGLite orientation matrix (l3p enhancement requests?) —Lars C. Hassing
     On January 18th Don Heyse wrote... (...) Right, point taken. I don't know when I will get the time for an L3Lab overhaul. You seem to have done pretty well in ldglite so far, so let me know what you want. (...) I think the sky vector is the (...) (23 years ago, 25-Jan-02, to lugnet.cad.dev, lugnet.cad.ray)
   
        Re: Can LDGLite print the current orientation matrix? (feature request) —Lars C. Hassing
   Don Heyse wrote... (...) If STEREO is zero (the default), then there's no rotation, and it's the same as location <cx,cy,cz> +PCT/100.0*<dx,dy,dz> (...) No, *I* seem to have missed something... It takes four numbers to determine a vector in space, (...) (23 years ago, 17-Jan-02, to lugnet.cad.dev)
 

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