Re: combining surface graphics

• To: mathgroup at smc.vnet.net
• Subject: [mg15567] Re: [mg15402] combining surface graphics
• From: "S warwick" <swarwick at my-dejanews.com>
• Date: Tue, 26 Jan 1999 13:44:45 -0500 (EST)
• Organization: Deja News Mail (http://www.my-dejanews.com:80)
• Sender: owner-wri-mathgroup at wolfram.com

``` Superb solution!! thanks
sdw

--

On Sun, 17 Jan 1999 18:27:15   Cl-Jurgen Tischer wrote:
>sdw,
>not exactly what you asked for: If you change your graphic to
>Graphics3D, you can Prepend SurfaceColor to color the polygons at will.
>There will still be illumination but that shouldn't spoil it. By way of
>example:
>
>In[1]:= gr = Graphics3D[Plot3D[Sin[x*y], {x, -1, 1}, {y, -1, 1}]]
>
>Out[1]= -Graphics3D-
>
>In[2]:= gr1 = MapAt[Prepend[#1, SurfaceColor[Hue[0]]] & , gr, 1]
>
>Out[2]= -Graphics3D-
>
>In[3]:= gr2 = Plot3D[x*y^2, {x, -1, 1}, {y, -1, 1}]
>
>Out[3]= -SurfaceGraphics-
>
>In[4]:= Show[gr1, gr2]
>
>Out[4]= -Graphics3D-
>
>
>Jurgen
>
>
>swarwick at my-dejanews.com wrote:
>>
>> I am interested in generating a combined surface graphics plot in which
>> one function is illuminated with light sources, and the other is
>> plotted in the same 3D volume with a fixed color.  I have tried
>> everything I know regarding Show, Graphics3D, DisplayTogether, Ambient,
>> Lightsource.. etc.  and can't seem to get any other result than the
>> second plot specified in show is the same color representation as the
>> first.  Is there any way of converting the -SurfaceGraphics- object to
>> a set of polygons ( with color fixed ) such that Show stops messing
>> with the illumination?????
>>
>> thanks,
>>
>> sulking in seattle
>> sdw
>>
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>
>

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