[Qt-interest] How to draw a 2-D matrix as a 3-D surface

[Fabio Giovagnini]

I think this shoud be the best solution.
Thanks a lot


Alle 10:43, lunedì 20 aprile 2009, Jesús Fernández Prieto ha scritto:
> Use this:
> http://qwtplot3d.sourceforge.net/
>
> On Mon, Apr 20, 2009 at 10:37 AM, Fabio Giovagnini <
>
> fabio.giovagnini at aurion-tech.com> wrote:
> > I'd like to draw a graph like the attached without usig open GL and
> > without writing tons of code of course.
> > Thanks a lot
> >
> > Alle 10:19, lunedì 20 aprile 2009, Enrico Ros ha scritto:
> > > You can look around for libraries supporting the plotting of 2D data on
> > > a 3D- like graph. QwtPlot3D comes to mind (
> >
> > http://qwtplot3d.sourceforge.net/)
> >
> > > but it uses OpenGL too.
> > >
> > > If you don't want to use OpenGL you can do it by hand but you have to
> > > do
> >
> > a
> >
> > > small "3D engine like" code. You could use QGraphicsView, use an
> >
> > isometric
> >
> > > o perspective projection to map the mesh squares (3 coords per 4
> >
> > vertices)
> >
> > > to polygons (4 sided), z-sort them and create QGraphicsItems...
> > >
> > > ..however this is only if you want to get rid of OpenGL and don't
> > > depend
> >
> > on
> >
> > > any external library.
> > >
> > > Enrico Ros
> > >
> > >
> > >
> > >  --
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> > --
> > Fabio Giovagnini
> >
> > Aurion s.r.l.
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> >
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> >
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-- 
Fabio Giovagnini

Aurion s.r.l.
Tel. +39.335.8350919

www.aurion-tech.com

account telefono VoIP skype (www.skype.com):
aurion.giovagnini