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Shift bitplanes 1 pixel
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24 March 2024, 19:41
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REAKTOR BEAR
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Join Date: Mar 2021
Location: SWEDEN
Posts: 40
Quote:
Originally Posted by
a/b
x = scroll offset (-N, ..., -1, 0, 1, ..., N)
bits = x&15
set $dff102 to (bits<<4)|bits
set $dff0ex (bitplane pointers) to bitplane_ptr+(x>>4)*2
Docs:
http://amigadev.elowar.com/read/ADCD.../node0022.html
So you are talking about these (BPLCON1) ?
PF2H=Playfield 2 horizontal scroll code
PF1H=Playfield 1 horizontal scroll code
How do we set it to 1pixel scroll?
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