Re: [Gnuplot-info] Combining a 3D and a 2D splot with no surface

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

in gnuplot version 4.4-rc1 the lines are drawn together
with the key labels.
version 4.2.6 doesn't draw the lines.


mgraat wrote:
> 
>> don't use 'notitle' in the 2nd plot
> 
> No that was not what I meant. If I don't use 'notitle' in the second plot,
> a title for the data in line.dat is added, but I need a key which
> indicates which contourline, generated in the first plot, corresponds to
> which value.
> 
> I have created several images which hopefully will clarify the situation
> (I apologize for the size of these images).
> 
> The first image is basically what I want, except I have not added a plot
> for y=2-x yet, it is the situation I started out with:
> http://img204.imageshack.us/img204/5849/imageke.png
> 
> The second image is what I got after your suggestion to use the first plot
> "with pm3d" and to use "set surface". It is almost what I want but, as you
> can see, in the key the lines behind the values 50,60,70 and 80 are
> missing:
> http://img163.imageshack.us/img163/6015/image2r.png
> 
> The third image is what I get after your suggestion to remove "notitle"
> from the second plot, as you can see, the lines are still missing from the
> key:
> http://img694.imageshack.us/img694/8202/image3fb.png
> 
> I do not know if what I want is possible, but I would sure like to find
> out :)
> 
> Finally and to be complete, I use gnuplot 4.2 patchlevel 5 (which is
> currently the default in the most recent release of Ubuntu).
> 
> Kind regards,
> 
> Michiel
> 
>> splot "results.dat" using ($2):($3):($1) with pm3d notitle, \
>> "line.dat" using 1:2:(0) with lines
>>
>>
>> mgraat wrote:
>>>
>>> Thanks for your answer, this indeed seems to do the trick. However now
>>> the
>>> key (which should show what contourline has which value) only shows
>>> values, not the lines they correspond to, which makes it pretty useless
>>> I'm afraid. I didn't include the key in the plot in my previous E-mail
>>> because I thought it wouldn't be relevant but it seems to be.
>>>
>>> To be more exact, I now use the following plotfile:
>>>
>>> set terminal postscript eps enhanced monochrome
>>> set output "output.eps"
>>> set title "2009-11-24" offset 0,0.5
>>> set size square
>>> set xrange [1.01:1.2]
>>> set yrange [0.85:0.99]
>>> set xlabel "A"
>>> set ylabel "B"
>>> set xtics out nomirror
>>> set ytics out nomirror
>>> set key at 1.22,0.9
>>> set colorbox vertical user origin .75,.45 size .03,.35
>>> set data style lines
>>> set pm3d at b interpolate 30,30
>>> set contour
>>> set cntrparam bspline
>>> set view map
>>> set surface
>>> splot "results.dat" using ($2):($3):($1) with pm3d notitle, "line.dat"
>>> using 1:2:(0) with lines notitle
>>>
>>> Any idea how I can get the lines in the key back?
>>>
>>> Kind regards,
>>>
>>> Michiel
>>>
>>>>
>>>> set surface
>>>> splot "results.dat" using ($2):($3):($1) with pm3d notitle, "line.dat"
>>>> using
>>>> 1:2:(0) with lines
>>>>
>>>>
>>>> mgraat wrote:
>>>>>
>>>>> Hi all,
>>>>>
>>>>> I'm trying to combine the plotting of a heightmap (using contourlines)
>>>>> and
>>>>> a line.
>>>>>
>>>>> The .plot file basically is as follows:
>>>>>
>>>>> set size square
>>>>> set data style lines
>>>>> set pm3d at b interpolate 10,10
>>>>> set contour
>>>>> set cntrparam bspline
>>>>> set view map
>>>>> unset surface
>>>>> splot "results.dat" using ($2):($3):($1) notitle, "line.dat" using
>>>>> 1:2:(0)
>>>>>
>>>>> The results.dat file contains X, Y and Z values, the line.dat file
>>>>> (which
>>>>> represent a line y = 2-x) only contains X and Y values, with the Z
>>>>> value,
>>>>> as you can see, set at a constant of 0.
>>>>>
>>>>> I use 'unset surface' because otherwise a grid-like figure through the
>>>>> datapoints in results.dat will be plotted, which is very much
>>>>> undesirable
>>>>> in my case. However, this also means that the line represented by
>>>>> line.dat
>>>>> is not plotted. Is this in any way avoidable? That is, can I draw the
>>>>> line
>>>>> in line.dat without also having the plot the grid-like figure?
>>>>>
>>>>> Kind regards,
>>>>>
>>>>> Michiel
>>>>>
>>>>>
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>>>>
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>>
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> 
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