Re: [Gnuplot-info] how to plot 2d lines on 3d picture

[Hans-Bernhard B. <HBB...@t-...>]

Yueguang wrote:
> Hi, everyone:
> I am doing the job to plot ion orbit in electric field. I have plotted
> the electric field using following command:
> 
> gnuplot>set pm3d map

That's the source of your problem.  By using this out-of-date syntax, 
you're activating implicit pm3d mode, which would make *every* splotted 
dataset a pm3d, so you can no longer do a line splot.  That used to be 
the only way, but that's been changed several versions ago.

> gnuplot>splot 'pro16-0-0' matrix
> 
> And, I have figured out the ion orbit, it could be plot easily by "
> splot 'ion-5' with lines".

	set view map
	set pm3d explicit  # the default, but let's be sure
	splot 'pro16-0-0' matrix w pm3d, 'ion-5' w l