Re: Does ColorFunction-> have different meanings to Plot3D and
- To: mathgroup at smc.vnet.net
- Subject: [mg83348] Re: [mg83276] Does ColorFunction-> have different meanings to Plot3D and
- From: DrMajorBob <drmajorbob at bigfoot.com>
- Date: Sat, 17 Nov 2007 05:42:18 -0500 (EST)
- Organization: Deep Space Corps of Engineers
- References: <15428150.1195264315432.JavaMail.root@m35>
- Reply-to: drmajorbob at bigfoot.com
Plot3D[Sin[x + y^2], {x, -3, 3}, {y, -2, 2},
ColorFunction -> (Hue[#3] &)]
Bobby
On Fri, 16 Nov 2007 04:41:11 -0600, <congruentialuminaire at yahoo.com> wrote:
> Hello Mathematica UG:
>
> I made a very simple 3D plot using a CF:
>
> Plot3D[Sin[x + y^2], {x, -3, 3}, {y, -2, 2}, ColorFunction -> (Hue[#]
> &)]
>
> Then I made a contour plot of the identical function, also with CF:
>
> ContourPLot[Sin[x + y^2], {x, -3, 3}, {y, -2, 2}, ColorFunction ->
> (Hue[#] &)]
>
> Since I am using the identical function passed to the 2 plotting
> routines, I expect the color to show analogously. Specifically in the
> Plot3D, the color bands are straight and parallel to the y-axis. In
> the ContourPlot, the bands are curved with the contours.
>
> Is it possible to make the CF correspond so that when both plots are
> shown, the color shows the correspondence between the plots (since the
> functions plotted are the same)? Alternatively, is there some other CF
> I can use with ContourPlot to accomplish the desired result?
>
> TIA.
>
> Regards..Roger W.
>
>
--
DrMajorBob at bigfoot.com