> I am very suspicious of the > > (--) R128(0): Virtual size is 800x600 (pitch 832) > > line below. There is a 25 step staircase of black lines that seem to be > due to the offsetting of each line, and 800/25 = 32. I'm going to have a > look at the xf source next to see what 'pitch' means. It's what you suspect: the offset between the start of consecutive scan lines in memory. No idea why the r128 driver would pick that pitch though. Michael