Re: [Gnuplot-info] 3D surface from data points

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

help splot example

at the gnuplot prompt will give you some basic information.
does your datafile contain empty lines when the x-value changes?


andreajohnson wrote:
> 
> Hello Everyone 
> 
> I had been using MATLAB to get my graphs which obviously has worked great
> but now I am starting to try GNUPLOT and I encountered a problem with 3D
> surface graph that I frequently need to draw :
> 
> My data file looks something like this :
> 
> 0.304348    150.000000   20.13927   
> 0.304348    151.000000   20.24686   
> 0.304348    152.000000   20.36242   
> 0.304348    153.000000   20.48649   
> 0.304348    154.000000   20.61964   
> 0.304348    155.000000   20.76251   
> 0.304348    156.000000   20.91580   
> 0.304348    157.000000   21.08031   
> 0.304348    158.000000   21.25689   
> 0.304348    159.000000   21.44653   
> 0.304348    160.000000   21.65030   
> 0.304348    161.000000   21.86943   
> 0.304348    162.000000   22.10526   
> 0.304348    163.000000   22.35935   
> 0.304348    164.000000   22.63341   
> 0.304348    165.000000   22.92941   
> 0.304348    166.000000   23.24958   
> 0.304348    167.000000   23.59648   
> .....and so on
> 
> and thus for every X and Y values I get a point in Z and thus I will have
> lot of points in Z and I need to get a surface made out of this points
> with obviously color coding 
> 
> Example : http://www.pnas.org/content/104/3/712/F5.expansion.html
> 
> Please suggest how do I make a continuous 3D surface from my data points.
> 
> Thanks ! http://www.pnas.org/content/104/3/712/F5.large.jpg
> http://www.pnas.org/content/104/3/712/F5.large.jpg 
> 

-- 
View this message in context: http://old.nabble.com/3D-surface-from-data-points-tp34063266p34066828.html
Sent from the Gnuplot - User mailing list archive at Nabble.com.