Mercurial > repos > blastem
diff vdp.c @ 462:5677c053edd6
Fix timing of backdrop rendering when the display is turned off
author | Mike Pavone <pavone@retrodev.com> |
---|---|
date | Tue, 10 Sep 2013 09:55:12 -0700 |
parents | 6221f8f534fa |
children | 140af5509ce7 |
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--- a/vdp.c Tue Sep 10 00:30:39 2013 -0700 +++ b/vdp.c Tue Sep 10 09:55:12 2013 -0700 @@ -1211,14 +1211,20 @@ line -= 1; int starti = -1; if (context->latched_mode & BIT_H40) { - if (slot >= 50 && slot < 210) { - uint32_t x = (slot-50)*2; + if (slot >= 55 && slot < 210) { + uint32_t x = (slot-55)*2; starti = line * 320 + x; + } else if (slot < 5) { + uint32_t x = (slot + 155)*2; + starti = (line-1)*320 + x; } } else { - if (slot >= 43 && slot < 171) { - uint32_t x = (slot-43)*2; + if (slot >= 48 && slot < 171) { + uint32_t x = (slot-48)*2; starti = line * 320 + x; + } else if (slot < 5) { + uint32_t x = (slot + 123)*2; + starti = (line-1)*320 + x; } } if (starti >= 0) {