Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.graphics.apps.gnuplot > #3016

Re: Line type defined by data

Show all headers | View raw

Janis Papanagnou wrote:

> On 15.08.2015 12:40, Hans-Bernhard Bröker wrote:
>> Am 15.08.2015 um 02:15 schrieb Janis Papanagnou:
>>> Currently I am splitting my original data (three columns: date,
>>> amount, type)
>> 
>>> Is it possible to avoid the preprocessing of the original data and
>>> directly
>>> determine the line type depending  on column 3 in the data file,
>> 
>> That depends on what that column three actually contains.
> 
> Currently teh data is like this
> 
>    20050723 5470 1     or    20050723 5470 0
> 
> Column three is under my control. It may contain anything like
> 
>    20050723 5470 true  or    20050723 5470 false
>    20050723 5470 red   or    20050723 5470 green
>    20050723 5470 1     or    20050723 5470 2
> 
> i.e., I can adjust it if gnuplot has some demands on the specific
> data.
> 
>> It might be as
>> simple as specifying an "every" option, or you could use the ternary
>> operator, or filter the file on-the-fly using the "< ..." special
>> file.
> 
> Could you please be more concrete; how would that look like?


 plot '< grep green datafile.dat'

or

 plot 'datafile.dat' using 1:(strcol(3) eq "green" ? $2 : NaN)

> 
> Janis

Back to comp.graphics.apps.gnuplot | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

Line type defined by data Janis Papanagnou <janis_papanagnou@hotmail.com> - 2015-08-15 02:15 +0200
  Re: Line type defined by data Hans-Bernhard Bröker <HBBroeker@t-online.de> - 2015-08-15 12:40 +0200
    Re: Line type defined by data Janis Papanagnou <janis_papanagnou@hotmail.com> - 2015-08-15 13:03 +0200
      Re: Line type defined by data Ethan A Merritt <EAMerritt@gmail.com> - 2015-08-15 10:54 -0700
        Re: Line type defined by data Janis Papanagnou <janis_papanagnou@hotmail.com> - 2015-08-15 23:43 +0200
          Re: Line type defined by data Ethan A Merritt <EAMerritt@gmail.com> - 2015-08-15 20:32 -0700
            Re: Line type defined by data Janis Papanagnou <janis_papanagnou@hotmail.com> - 2015-08-16 14:28 +0200
              Re: Line type defined by data Janis Papanagnou <janis_papanagnou@hotmail.com> - 2015-08-16 15:45 +0200
                Re: Line type defined by data Karl-Friedrich Ratzsch <mail.kfr@gmx.net> - 2015-08-16 17:12 +0200
                Re: Line type defined by data Janis Papanagnou <janis_papanagnou@hotmail.com> - 2015-08-17 16:06 +0200

csiph-web