He VAlii,
do you really tried ever) "what you promoted"
or you just repeat(beleave to) an advertisment (sorry, missspelling)
Regards. Valeriy
----- Original Message -----
From: "Valeri Fine" <fine@bnl.gov>
To: "'Valeriy Onuchin'" <Valeri.Onoutchine@cern.ch>; "'Andy Buckley'" <buckley@hep.phy.cam.ac.uk>; <roottalk@cern.ch>
Sent: Friday, April 09, 2004 12:54 AM
Subject: RE: [ROOT] PNG output?
> He VAliey
>
>
> Can you make a tine correction for
> $ROOTSYS/tutotrials/pad2png.C
>
> Please add an operator
> c->Update()
> just before
> gSystem->ProcessEvents();
>
> So entire macro to be as follows:
>
> (hires07) [151] more pad2png.C
> void pad2png()
> {
> // Create a canvas and save as png.
>
> TCanvas *c = new TCanvas;
> TH1F *h = new TH1F("gaus", "gaus", 100, -5, 5);
> h->FillRandom("gaus", 10000);
> h->Draw();
>
> c->Update();
> gSystem->ProcessEvents();
>
> TImage *img = TImage::Create();
>
> //img->FromPad(c, 10, 10, 300, 200);
> img->FromPad(c);
>
> img->WriteImage("canvas.png");
>
> delete h;
> delete c;
> delete img;
> }
>
> To help the multithreaded version of ROOT with Qt layer under Windows.
> It causes no harm.
> Thank you in advance,
>
> ----
> Best regards
> Valeri
>
>
> > -----Original Message-----
> > From: owner-roottalk@pcroot.cern.ch
> [mailto:owner-roottalk@pcroot.cern.ch] On
> > Behalf Of Valeriy Onuchin
> > Sent: Thursday, April 08, 2004 3:58 PM
> > To: Andy Buckley; roottalk@cern.ch
> > Subject: Re: [ROOT] PNG output?
> >
> > Hi Andy,
> > ROOT supports "PNG bitmap".
> > Please, check $ROOTSYS/tutotrials/pad2png.C
> >
> > Regards. Valeriy
> >
> > win32gdk PNG is "almost ready" :-)
> >
> > >
> > > Hi again,
> > >
> > > Is there any possibility that PNG bitmap output can be supplied in
> ROOT
> > > in addition to GIF format? This would be very nice, since GIF has a
> > > certain stigma due to the LZW compression patent (even thought I
> believe
> > > it's now expired) and since PNG is simply a nicer, more modern
> format.
> > > Apologies if it's already supported --- I couldn't find any mention
> of
> > > it in the 4.00/03 release notes.
> > >
> > > Also, is there a way (e.g. a .rootrc directive) to specify the
> preferred
> > > output format from the canvas menu rather than have to drag the
> > > drop-down list to the right position each time? This would also be
> nice,
> > > but is rather less important!
> > >
> > > Andy
> > >
> > > --
> > > Andy Buckley, HEP Group, Cavendish Lab, Cambridge
> > > http://www.insectnation.org
> > >
> > >
>
>
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