@Tony: thanks a lot! I tried to change the bandwidth value manually, but it had no effect. Setting it as default on startup is a better idea! Ok, tried to change upon startup, but again, no effect. I'll check the mdf timing values and older posts, too, thanks for the reference.
Uwe ---- Tony Moore schrieb ---- >I sent this an hour ago but so far nothing has come back. >Apologies if you have alredy seen it. > >On 2 Aug 2016, Uwe <[email protected]> wrote: >> ---- Tony Moore schrieb ---- >> > On 2 Aug 2016, Uwe <[email protected]> wrote: >> > >> > > Hi can anyone tell me why this mode is not available in the mode >> > > selection? (Version 0.8.12) >> > >> > You need a 1920x1200 Mode Definition File. Google found one at > >[snip] > >> > I've no idea if it will work, but it's worth trying. The location of >> > the MDF files in !Boot depends on the RO version (which you don't >> > mention). > >> @Tony: thanks for the answer - the mode is already part of the >> 'generic' mdf, but does not show up in the mode selection anyhow (I >> use the vanilla RiscOS 5 Version of rpcemu, sorry I didn't tell). > >The problem has been discussed before >http://www.riscos.info/pipermail/rpcemu/2013-August/002081.html > >Using RO 5.20, the Generic MDF is at >!Boot.Resources.Configure.Monitors.Other.Generic . It contains data for >22 modes but, here, only 13 of them appear in the Resolution menu. > >The 1920x1200 59 Hz mode has a pixel rate of 154000 kHz which, at 32 >bpp, implies a bandwidth of 4928 Mb/sec (if my arithmetic is correct). >This is greater than the VIDCBandLimit of 2000 Mb/sec which is set by >!Boot.Choices.Boot.PreDesk.Configure.!Run , so the mode is absent from >the Resolution menu. > >Reducing the pixel rate to 62000 kHz allows the 1920x1200 mode to appear >on the Resolution menu but, of course, its frame rate will be greatly >reduced. I can't test it because my laptop screen is not large enough. > >Since VIDCBandLimit is not relevant for an emulated system, its value >can be increased (I don't know the actual limit) allowing the bandwidth >to exceed 2000 Mb/sec. You may need to compromise between VIDCBandLimit >and pixel rate. > >Perhaps someone who is using RPCEmu with a 1920x1200 screen can help? > >Tony > > > > >_______________________________________________ >Rpcemu mailing list >[email protected] >http://www.riscos.info/cgi-bin/mailman/listinfo/rpcemu
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