Re: DPI with multiple heads and virtual desktops

2003-08-25 Thread David Dawes
On Sun, Aug 24, 2003 at 11:16:23PM +0200, Alexander Pohoyda wrote: David Dawes [EMAIL PROTECTED] writes: Xinerama *hides* the fact that there are two heads, so there is no way for the app to be told a different DPI debending which head it is currently on - what should it be told if it is

Re: DPI with multiple heads and virtual desktops

2003-08-25 Thread David Dawes
On Mon, Aug 25, 2003 at 07:40:40PM +0200, Alexander Pohoyda wrote: David Dawes [EMAIL PROTECTED] writes: Xinerama *hides* the fact that there are two heads, so there is no way for the app to be told a different DPI debending which head it is currently on - what should it be told

Re: DPI with multiple heads and virtual desktops

2003-08-24 Thread David Dawes
On Sun, Aug 24, 2003 at 12:16:23PM +0200, Alexander Pohoyda wrote: David Dawes [EMAIL PROTECTED] writes: Xinerama *hides* the fact that there are two heads, so there is no way for the app to be told a different DPI debending which head it is currently on - what should it be told if it is on

Re: DPI with multiple heads and virtual desktops

2003-08-22 Thread Egbert Eich
Dr Andrew C Aitchison writes: Are you sure you actually want the problem solved anyway ? We have a laptop with a 125dpi screen and a lecture room projector with about 8dpi. If I were to make it run a two screen desktop, and my slide viewer honoured the true screen DPI, on one screen

Re: DPI with multiple heads and virtual desktops

2003-08-21 Thread Aidan Kehoe
Ar an 20ú lá de mí 8, scríobh Dr Andrew C Aitchison : We have a laptop with a 125dpi screen and a lecture room projector with about 8dpi. If I were to make it run a two screen desktop, That's almost the argument Charles Petzold makes for the general crapness in the DPI system in Win32, and

Re: DPI with multiple heads and virtual desktops

2003-08-21 Thread Nathan Gray
Dr Andrew C Aitchison wrote: On Wed, 20 Aug 2003, Alex Deucher wrote: this is a semi-fix, but it still does not deal with monitors that have different DPI. Perhaps this is something that needs to be looked at for xfree 5. Almost certainly not before XFree86 v5. Even then I don't think

Re: DPI with multiple heads and virtual desktops

2003-08-20 Thread Thomas Winischhofer
Alex Deucher wrote: How is DPI supposed to work if you have a virtual desktop larger than the current mode? the current code seems to produce the wrong DPI. xf86SetDpi() has the following code: if (pScrn-widthmm 0) { pScrn-xDpi = (int)((double)pScrn-virtualX * MMPERINCH

Re: DPI with multiple heads and virtual desktops

2003-08-20 Thread Alex Deucher
--- Thomas Winischhofer [EMAIL PROTECTED] wrote: Alex Deucher wrote: How is DPI supposed to work if you have a virtual desktop larger than the current mode? the current code seems to produce the wrong DPI. xf86SetDpi() has the following code: if (pScrn-widthmm 0) {

Re: DPI with multiple heads and virtual desktops

2003-08-20 Thread Dr Andrew C Aitchison
On Wed, 20 Aug 2003, Alex Deucher wrote: this is a semi-fix, but it still does not deal with monitors that have different DPI. Perhaps this is something that needs to be looked at for xfree 5. Almost certainly not before XFree86 v5. Even then I don't think a solution to your problem is

Re: DPI with multiple heads and virtual desktops

2003-08-20 Thread Havoc Pennington
On Thu, Aug 21, 2003 at 12:02:27AM +0200, Michel Dänzer wrote: On Wed, 2003-08-20 at 09:02, John Meacham wrote: if only there were an extension allowing windows to be migrated between screens by the window manager [...] FWIW, GTK can migrate between displays as of 2.2, I don't know if