On Wed, 25 Feb 2004, ew fgff wrote:
> Hi,
>
> I have two questions. I couldn't find its answer.
>
> 1. I have plotted a contour plot by TF2. I want to
> change the number/position of grid lines. I tried with
>
> gr->GetXaxis()->SetNdivisions(80 + 100*4);
>
> It works for 1-d TGraph. But it did not work for
> contour.
for me it is working. I have tried:
{
gROOT->Reset();
TCanvas *c1 = new TCanvas("c1","Test",0,0,600,600);
fun2 = new TF2("fun2","x+y",0,3,0,3);
fun2->GetXaxis()->SetNdivisions(80 + 100*4);
fun2->Draw("cont");
}
> 2. In the above contour plot, I want to print the
> values of the function (which corresponds to different
> lines) on the plot.
>
> Could you please suggest me how to do this.
For the time being none of the contour options are able to do that
automatically.
Cheers, O.Couet
--
Org: CERN - European Laboratory for Particle Physics.
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E-Mail: Olivier.Couet@cern.ch Phone: +41 22 7676522
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