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core, adjustment for background color DMA

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kub 2024-07-12 22:11:51 +02:00
parent e3fa3ee270
commit a9d1e99533
1 changed files with 2 additions and 1 deletions
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3
pico/videoport.c
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@ -626,7 +626,8 @@ static void DmaSlow(int len, u32 source)
if (sl > VdpFIFO.fifo_hcounts[0]-5) // hint delay is 5 slots
sl = (s8)sl;
// TODO this is needed to cover timing inaccuracies
if (sl <= 12) sl = -2;
if (sl <= 12) sl = -3;
else if (sl <= 40) sl = 30;
PicoDrawBgcDMA(base, source, mask, len, sl);
// do last DMA cycle since it's all going to the same cram location
source = source+len-1;