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Re: Re: Re: Problems with PlotStyle in ListPointPlot3D

  • To: mathgroup at smc.vnet.net
  • Subject: [mg81955] Re: [mg81856] Re: [mg81800] Re: [mg81750] Problems with PlotStyle in ListPointPlot3D
  • From: DrMajorBob <drmajorbob at bigfoot.com>
  • Date: Sun, 7 Oct 2007 05:39:43 -0400 (EDT)
  • References: <20029506.1191395289827.JavaMail.root@m35> <200710031016.GAA22592@smc.vnet.net> <26970200.1191637441183.JavaMail.root@m35>
  • Reply-to: drmajorbob at bigfoot.com

This works:

ListPointPlot3D[{{{0.75, 0.75, 0.75}}, {{.25, .25, .25}}},
  PlotStyle -> {Directive[PointSize[0.05], Hue[.5]],
    Directive[PointSize[0.05], Hue[1]]},
  PlotRange -> {{0, 1}, {0, 1}, {0, 1}}]

See the difference?

Bobby

On Fri, 05 Oct 2007 03:47:07 -0500, Syd Geraghty <sydgeraghty at mac.com>  
wrote:

> Hi Bob,
>
> I tried a number of alternatives and permutations to try and plot a
> list of two points
> with an associated list of Directives (per your input below).
>
> The most straightforward I thought would be
>
> ListPointPlot3D[{{0.75, 0.75, 0.75}, {.25, .25, .25}},
>   PlotStyle -> {Directive[PointSize[0.05], Hue[.5]],
>     Directive[PointSize[0.05], Hue[1]]},PlotRange -> {{0, 1}, {0, 1},
> {0, 1}}]
>
> But neither it (nor the other things I tried) gave the desired result
> of two different
> coloured and sized points.
>
> I would appreciate the right way to do this for this trivial example.
>
> Thanks..... Syd
>
> Syd Geraghty B.Sc., M.Sc.
> sydgeraghty at mac.com
> San Jose, CA
>
> On Oct 3, 2007, at 3:16 AM, DrMajorBob wrote:
>
>> Use Directive:
>>
>> ListPointPlot3D[{{0, 0, 0}},
>>   PlotStyle -> Directive[PointSize[0.02], Hue[1]]]
>>
>> or
>>
>> ListPointPlot3D[{{0, 0, 0}},
>>   PlotStyle -> {Directive[PointSize[0.02], Hue[1]]}]
>>
>> In v6, the plot routines allow a List of things to plot and a
>> corresponding List of directives. If there's only one Directive, it
>> applies to all the "things"; if there's a List of directives, the
>> first
>> applies to the first thing, second to the second thing, etc.
>>
>> It's true that you only have one "thing" in your example (one list of
>> points) and, from that, one might guess that you wanted to apply
>> all the
>> directives to it; but that isn't the syntax now.
>>
>> Bobby
>>
>> On Wed, 03 Oct 2007 01:20:38 -0500, H Hogreve <hogreve at ifisr.org>
>> wrote:
>>
>>> Apparently, it is not possible to invoke simultaneously both
>>> options that determine the point size and the colour in PlotStyle
>>> when using it in ListPointPlot3D.  Thus, while
>>>
>>>          ListPointPlot3D[{{0,0,0}}, PlotStyle->{PointSize[0.02]}]
>>>
>>> and
>>>
>>>          ListPointPlot3D[{{0,0,0}}, PlotStyle->{Hue[1]}]
>>>
>>> work correctly, the combined version
>>>
>>>         ListPointPlot3D[{{0,0,0}}, PlotStyle->{PointSize[0.02], Hue
>>> [1]}]
>>>
>>> only displays the point with the desired size (or the desired
>>> colour, if
>>> using PlotStyle->{Hue[1],PointSize[0.02]} ). Sometimes, the combined
>>> version does not even show a point at all, but the frame only,
>>> giving me
>>> the impression that in vers. 6.0 ListPointPlot3D is still a rather
>>> unstable
>>> command. Perhaps, however, there are other ways of setting the
>>> point size and colour in ListPointPlot3D, so any hints will be very
>>> welcome.
>>>
>>> Let me add that the 2D analogue
>>>
>>>     ListPlot[{{0,0}}, PlotStyle->{PointSize[0.02], Hue[1]}]
>>>
>>> works fine.
>>>
>>> Many thanks in advance,
>>>
>>> H. Hogreve,
>>> IFISR
>>>
>>>
>>>
>>>
>>>
>>
>>
>>
>> --
>> DrMajorBob at bigfoot.com
>>
>
>
>



-- 
DrMajorBob at bigfoot.com


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