Re: VertRefresh and HorizSync for Imac DV

2004-04-26 Thread Derrik Pates
Dean Hamstead wrote: why 15 bit, like 16bit is 2bytes. wouldnt running 15 cause funny problems, or just be wasting one bit? unless powerpc doesnt have 8bit bytes or something. Apple's OS (at least prior to OS X) didn't deal with any non-palletized video mode where the color field sizes weren't

Re: VertRefresh and HorizSync for Imac DV

2004-04-26 Thread Albert Cahalan
On Sun, 2004-04-25 at 20:53, Dean Hamstead wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > why 15 bit, like 16bit is 2bytes. wouldnt running 15 cause > funny problems, or just be wasting one bit? unless > powerpc doesnt have 8bit bytes or something. One bit is wasted, used for transp

Re: VertRefresh and HorizSync for Imac DV

2004-04-25 Thread Dean Hamstead
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 why 15 bit, like 16bit is 2bytes. wouldnt running 15 cause funny problems, or just be wasting one bit? unless powerpc doesnt have 8bit bytes or something. Dean david howe wrote: | Apple's video has traditionally been a 15 bit system as opposed to th

Re: VertRefresh and HorizSync for Imac DV

2004-04-25 Thread david howe
Apple's video has traditionally been a 15 bit system as opposed to the normal 16 bit. Using a 15 bit setting for xfree normally works whereas, from my experience, 16 bit settings are problematic. Mind you I haven't actually played with my own ppc X settings for a while, but that is my understanding

Re: VertRefresh and HorizSync for Imac DV

2004-04-25 Thread Dean Hamstead
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 When i changed to 16bit X worked, but behaved very very strangely, it was like the framebuffer wasnt being cleared properly. LIke ghosts and stuff, things not appearing properly. But back to 24bit, ran beautifully. Thats not a real concern thhough,

Re: VertRefresh and HorizSync for Imac DV

2004-04-25 Thread david howe
I am not sure but is the 16/15 bit issue still a problem with the Apple hardware? david On Sun, 2004-04-25 at 17:43, Dean Hamstead wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > can someone please confirm if these are the correct > lines for an Imac DV > they do work, but i want to

VertRefresh and HorizSync for Imac DV

2004-04-25 Thread Dean Hamstead
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 can someone please confirm if these are the correct lines for an Imac DV they do work, but i want to know if they are 100% correct VertRefresh 50-130 HorizSync 58-62 Has anyone else had problems running at 16bit color? Thanks Dean -BEGIN PGP S