Re: gradient in ParametricPlot
- To: mathgroup at smc.vnet.net
- Subject: [mg59390] Re: [mg59372] gradient in ParametricPlot
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Mon, 8 Aug 2005 03:34:36 -0400 (EDT)
- Reply-to: hanlonr at cox.net
- Sender: owner-wri-mathgroup at wolfram.com
Needs["Graphics`"];
With[{n=20},
DisplayTogether[
Table[
ParametricPlot[{Cos[5*t],Sin[3*t]},
{t,(k-1)*2Pi/n,k*2Pi/n},
PlotStyle->Hue[k/n],
AspectRatio->Automatic],
{k,n}]]];
Bob Hanlon
>
> From: Daniele Lupo <danwolf80_no_spam_please_ at libero.it>
To: mathgroup at smc.vnet.net
> Date: 2005/08/07 Sun AM 03:47:03 EDT
> Subject: [mg59390] [mg59372] gradient in ParametricPlot
>
> Hi.
>
> I'd like to plot a ParametricPlot graphic image. It's easy, but I'd like
> also to color the curve obtained according to a gradient (Hue, for
> example), so the line changes color according the parameter value. In this
> case if the coordinates are {t Sin[t], t Cos[t]} the point at t=value will
> be colored as Hue[value]. There's a way to do this, instead to have a line
> with a costant color defined by StylePlot?
>
> I've obtained this in a ParametricPlot3D, using
> {x[u,v],y[u,v],z[u,v],{SurfaceColor[Hue[f[u,v]]]}} (thanks to Davin Park
> example in a my previous post about ellipsoid), but this does not works in
> 2D case (there's no surfaces...)
>
> Thanks for answers
>
> Daniele
>
>