On 7 лютого 2014 р. 23:27:58 GMT+02:00, Ed Schouten <e...@80386.nl> wrote: >Hi Aleksandr, > >On 7 February 2014 16:10, Aleksandr Rybalko <r...@freebsd.org> wrote: >> On Fri, 7 Feb 2014 15:04:47 +0100 >> Ed Schouten <e...@80386.nl> wrote: >>> On 7 February 2014 13:39, Aleksandr Rybalko <r...@freebsd.org> wrote: >> Also people asking me about advanced features of vt(9), like use >> multiple displays. I'm not sure, but signed coordinates may help with >> some things on that way (or makes more problems :) ). > >But if you were to have multiple displays, you should have separate >coordinate systems per display. It should not be seen as a single >pane.
I don't really know yet how that will be implemented. :-) > >>> Furthermore, I think it's a bit weird that vga_bitbltchr() contains >>> explicit bounds checking. What happened there? I remember at one >point >>> in time, we had the nice invariant that vt(9) never attempted to >draw >>> outside of the display resolution. What caused us to give up on >that? >> >> Mouse cursor allowed to partially go out of screen, so we have to >check >> (or use special function for mouse cursor). > >Well, that's a compelling argument. Still, it's a bit weird then that >the bitblt function itself does not take signed coordinates. Would it >make sense to bring that in sync then? Yup, this is good idea to sync them. Will do that a bit later. Thanks a lot Ed! Let me know if you will have something more. WBW ------ Aleksandr Rybalko <r...@ddteam.net> _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
