Re: Yet Another Plotting System for Octave: 0.3.0

[Shai Ayal]

On 10/7/07, Alexander Barth <address@hidden> wrote:
>
>
> On 10/7/07, Shai Ayal <address@hidden> wrote:
> > On 10/6/07, Alexander Barth <address@hidden> wrote:
> > > From the gl2ps web site, gl2ps should use by default "Miler Join". I
> > > found here an explanation of different joint styles:
> > >
> http://www.bluevoid.com/opengl/sig00/advanced00/notes/node290.html
> > >
> > > However, it seems that gl2ps does not use this type of join. Maybe it
> > > needs to be enabled somewhere?
> > >
> > > Alex
> >
> > I think some of the problems arise from gl2ps not knowing which lines
> > should be joined -- You can give it  a hint by using GL_LINE_STRIP and
> > GL_LINE_LOOP when drawing connected lines, but I think even then it
> > doesn't do it right on some circumstances. Agagin, this is a
> > shortcoming of OpenGL, not gl2ps
>
> Thanks for your reply. I'm actually using GL_LINE_STRIP and GL_LINE_LOOP. In
> very simple cases, gl2ps makes indeed a Miter join. But if the figure get
> more complex, all lines are drawn seperatly in the eps export (and thus no
> line join). On the screen, there is no line join at all.
> Perhaps, a line join must be coded explicitly in opengl.

How do you do that? I am not aware of any OpenGL method for joining
lines other than GL_LINE_STRIP and GL_LINE_LOOP. Do you have anything
in mind?

Shai