Re: [Gnuplot-info] Plotting 3-dimensional tree

[Thomas S. <t.s...@fz...>]

add the 'linecolor' or 'lc' option to the 'splot' command:

splot "datafilename" index 0 with lines linecolor rgb "green", \
"" index 1 with lines linecolor rgb "red"



karlahund wrote:
> 
> Thanks for your help, the "with lines"-command works fine.
> I'm still stuck on the linecolor:
> My C-Code divides the data now into two datasets
> Where can I specify the color of each dataset?
> 
> Cheers,
> Karl
> 
> 
> Thomas Sefzick wrote:
>> 
>> splot 'datafilename' with lines
>> 
>> should work, but let one data block (separated by one blank line) have
>> more
>> than two points otherwise you will get cross isolines.
>> 
>> to have branches in different colors you should divide your data into
>> data sets (separated by double blank lines) and use the 'index' option
>> of the 'splot' command.
>> 
>> 
>> karlahund wrote:
>>> 
>>> Hi everybody,
>>> 
>>> I'm trying to plot a 3-dimensional tree with thousands of branches. The
>>> dataset looks like this:
>>> 
>>> startpointX startpointY startpointZ (new line)
>>> endpointX endpointY endpointZ (new line)
>>> (empty line)
>>> otherStartpointX ...
>>> 
>>> The start- and endpoints should be connected by a line (so it's gonna
>>> look like a tree at the end). One day it'll be important that some of
>>> the lines/branches have different colors. 
>>> I'm pretty new to gnuplot, so please excuse this probably easy question. 
>>> 
>>> Thanks in advance! Regards,
>>> Karl
>>> 
>> 
>> 
> 
> 

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