On 11 Mar 2003, roger wrote:
> > BACKGROUND INFORMATION
> > > The issue is this any X magnification program that I have seen draws the
> > > magnified area on a window I DO NOT WANT TO DO THIS. I want to write a
> > > program, which zooms in like a video camera on a particular part of the
> > > screen what will happen is that the magnified area of the screen will fill
> > > the entire screen, in simple terms the magnified area will be re-drawn
> > with
> > > more pixels to fill the screen. However the X server and clients
> > shouldn't
> > > care about this in-fact they shouldn't know.
>
> I think he's talking about the DGA SetMode(), which allows you to change
> the physical resolution. Like pressing [CTRL] + [ALT] + keypad [+]
> combination.
>
> He could probably do this by initializing DGA, then setmode, and
> deinitializing DGA. Just a thought.
No, the original mode is restored whenever leaving DGA mode. If
you just want to change the resolution, the vidmode extension can
do that.
Mark.
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