Re: manipulate contourplot question
- To: mathgroup at smc.vnet.net
- Subject: [mg100681] Re: manipulate contourplot question
- From: Helen Read <hpr at together.net>
- Date: Wed, 10 Jun 2009 20:36:29 -0400 (EDT)
- References: <h0p7ak$br$1@smc.vnet.net>
- Reply-to: read at math.uvm.edu
van der Burgt, Maarten wrote:
> Dear all,
>
>
>
> The following produces a smooth function. But when I hold and move the
> slider the function appears jagged and is only fully drawn when I
> release the slider.
>
> I know this is done to show an initial result very fast. Is there a
> method to influence this behavior?
>
>
>
> Manipulate[
>
> ContourPlot[
>
> a x^2 + 2 b x y + c y^2 + 2 d x + 2 f y + g == 0 /. {a -> 1,
>
> c -> 3, d -> 0, f -> 0, g -> -1} // Evaluate, {x, -5,
>
> 5}, {y, -5, 5}, PlotPoints -> 10], {{b, 0}, -5, 5}]
Include the option PerformanceGoal -> "Quality" within the ContourPlot.
--
Helen Read
University of Vermont