[cad-linux] Re: Viewport

> Sorry, I must have explained myself real poorly. :-)

no, i need to read before i type.

> 
> This replies to Thomas, too:
> 
> Say I have a `viewport' command.  I start it this way:
> 
>     $ ./viewport
> 
> A window opens.  I go on typing in the shell:
> 
>     item1 0 0  1 0  1 1  0 1  0 0
> 
> A square appears in the window.  I type:
> 
>     item2 0 0  10 0  5 5  0 0
> 
> A triangle appears in the window.  I type:
> 
>     item1 0 0  2 0  2 2  0 2  0 0
> 
> The first square gets bigger.  And so on.
> 
> Conceptually this is really trivial.  I implemented the bare bones in
> Ruby/Tk, but to go a little step forward and get the usual things one
> takes for granted like resizing of the area together with the window,
> zoom, 3d projection, pan and such, I'd have to do a lot of surface
> work that I'd really like to postpone in favour of work on the engine.
> 
ToGL is an OpenGL widget for TK.  i know it is widely used with tcl and python,
but i'm not familiar with Ruby.  a quick google search did find
http://mirrors.sunsite.dk/ruby/contrib/togl.tar.gz

hope that helps



=====
phrostie
Oh I have slipped the surly bonds of DOS
and danced the skies on Linux silvered wings.
http://pfrostie.freeservers.com/cad-tastrafy/
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