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| From | sfeam <sfeam@users.sourceforge.net> |
| Newsgroups | comp.graphics.apps.gnuplot |
| Subject | Re: Extending plot types - adding a CIE 1931 type diagram |
| Followup-To | comp.graphics.apps.gnuplot |
| Date | Wed, 07 Aug 2013 18:51:12 -0700 |
| Organization | gnuplot development team |
| Lines | 31 |
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hvezdny.cestovatel@gmail.com wrote: > Hello guys, > > I would like to extends Gnuplot with the ability to generate a CIE1931 > digram of color spectrum, basically looking like this one: > > http://commons.wikimedia.org/wiki/File:CIExy1931.svg > > This kind of generator is already present in netpbm package as ppmcie. > > I would like Gnuplot to be able to provide this background for the > plot, so one could easily plot curves over this background directly > with 'plot' command, withou the need of fitting the background to the > actual plot. > > So the task would be: > 1. generate the background color image with the right coordinates, so > that 2. plot points and curves into that plot as usual, taking advance > of the coordinate system of the CIE x-y diagram If you already have such an image, it can be mapped onto a specific coordinate range of the plot area using the plot style "with rgbimage". See for example http://gnuplot.sourceforge.net/demo_cvs/barchart_art.html > > Thanks in advance for ideas, > Martin
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Extending plot types - adding a CIE 1931 type diagram hvezdny.cestovatel@gmail.com - 2013-08-07 13:24 -0700
Re: Extending plot types - adding a CIE 1931 type diagram sfeam <sfeam@users.sourceforge.net> - 2013-08-07 18:51 -0700
Re: Extending plot types - adding a CIE 1931 type diagram Ingo Thies <ingo.thies@gmx.de> - 2013-08-08 10:30 +0200
Re: Extending plot types - adding a CIE 1931 type diagram hvezdny.cestovatel@gmail.com - 2013-08-16 02:47 -0700
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