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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