[DanScott]

Originally Posted by Yragael

Thanks. Great demos. I will definitely pick the Star Wars scroller. I had a look at the Copper list for the Star Wars scroller (nice!). The Copper updates BPLCON1, as expected, and the low address pointers for bitplanes 1 and 2. It seems that this is a way to jump by 128 pixels every 64 pixels in the middle of a line because the text is drawn in a much wider bitplane than the screen ?

Exactly

But there are some DMA glitches... so I used dual playfield, and hid the glitches with sprites (with strange priority values i seem to remember)