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10,192 Commits 8 Branches 121 Tags 496 MiB
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149 Commits

Author SHA1 Message Date
Thomas Harte
7e319374b6 Consolidate StandardTiming into LineLayout. 2023-05-11 23:49:12 -04:00
Thomas Harte
e94b9f695a Move interrupt away from buggy position. 
Since I don't know where it's supposed to go anyway.
 2023-05-08 09:50:05 -04:00
Thomas Harte
3797968870 Expose line interrupt status only when enabled. 2023-05-08 09:45:54 -04:00
Thomas Harte
6c0feeedb4 Update Master System horizontal counter. 2023-04-26 22:49:46 -04:00
Thomas Harte
b5d9586362 Clean up some dangling timing changes. 2023-04-25 23:16:21 -04:00
Thomas Harte
e49e98d309 Support horizontal offsets. 2023-04-24 22:43:11 -04:00
Thomas Harte
1b4df01a28 Fix missing right blank. 2023-04-24 22:23:09 -04:00
Thomas Harte
efa7d659bc Subsume right erase. 2023-04-23 22:21:22 -04:00
Thomas Harte
5daec050dd Adopt proper pixel-content placement. 2023-04-23 22:18:36 -04:00
Thomas Harte
f5c8eba843 Reduce duplication. 2023-04-23 22:02:41 -04:00
Thomas Harte
96896f838c Adjust layout inner loop. 2023-04-23 12:17:55 -04:00
Thomas Harte
e66c015b43 Eliminate regress for now. 2023-04-13 23:30:52 -04:00
Thomas Harte
383770515e Avoid null dereference. 2023-04-10 23:13:36 -04:00
Thomas Harte
024b7960cb Overtly link line and sprite buffers. 2023-04-10 23:03:39 -04:00
Thomas Harte
278e7ba9b0 Take ownership of test choice. 2023-04-05 23:33:42 -04:00
Thomas Harte
20c1c6fdcd Add sanity check on sprite fetches versus draws. 2023-04-03 22:46:49 -04:00
Thomas Harte
514022204e Attempt to avoid lingering sprite elements. 2023-04-02 22:45:02 -04:00
Thomas Harte
564ee1a5cb Fix sprites on first line of display. 2023-03-30 23:45:19 -04:00
Thomas Harte
f3c2c0ffa9 Synchronise fetch and draw sprite buffer usage. 2023-03-30 19:11:00 -04:00
Thomas Harte
931d2373a4 Attempt to make outer loop sole owner of line/sprite buffer selection. 2023-03-30 00:20:03 -04:00
Thomas Harte
655638656f Elide the two fills; fix address masking. 2023-03-21 20:05:34 -04:00
Thomas Harte
e66a92d6cb Fill in and use some parts of mode description. 2023-03-18 23:07:33 -04:00
Thomas Harte
a6251f436a Provide commands with [unpopulated] mode parameters. 2023-03-18 13:39:47 -04:00
Thomas Harte
4a5b2fd9ba Eliminate logged TODOs that I don't intend to action soon. 2023-03-16 22:00:47 -04:00
Thomas Harte
a5a36cb08e Add missing status storage; capture mode 2 sprite collision locations. 2023-03-15 23:06:32 -04:00
Thomas Harte
aa4582956f Add TODO. 2023-03-15 22:37:47 -04:00
Thomas Harte
131784d007 Generalise PointSet to read or write. 2023-03-13 22:51:01 -04:00
Thomas Harte
cc04349618 Reestablish relationship between fetch and output. 2023-03-11 22:24:11 -05:00
Thomas Harte
da944fde92 Eliminate data-type assumption. 2023-03-10 21:04:35 -05:00
Thomas Harte
2913368a06 Attempt YMMM. 2023-03-08 23:12:02 -05:00
Thomas Harte
82659e7924 Unify existing moves. 2023-03-08 22:36:06 -05:00
Thomas Harte
f3a84021ed Merge branch 'MSX2' of github.com:TomHarte/CLK into MSX2 2023-03-08 18:28:17 -05:00
Thomas Harte
555d883227 Yamaha fetches don't require an outer switch. 2023-03-08 18:28:13 -05:00
Thomas Harte
6845008fd4 Place end-of-frame interrupt appropriately. 2023-03-07 22:12:06 -05:00
Thomas Harte
cc7b209e1a Adjust visible Y9938 area; clamp scrolled y; use proper mode 2 terminator. 2023-03-07 18:19:08 -05:00
Thomas Harte
e8404bdcc0 TODO is done, probably. 2023-03-06 22:57:53 -05:00
Thomas Harte
f8eb2199c2 Fix relative offset. 2023-03-06 22:49:21 -05:00
Thomas Harte
a13905acf9 Attempt to incorporate scroll offset into line interrupt. 2023-03-06 21:41:43 -05:00
Thomas Harte
0ea1da10d6 Attempt to generalise moving from CPU. 2023-03-03 21:40:48 -05:00
Thomas Harte
318cfab67d Attempt ongoing state for vertical on/off. 2023-02-28 22:28:14 -05:00
Thomas Harte
1ef34b1f18 Clarify meaning of STOP. 2023-02-26 14:28:24 -05:00
Thomas Harte
12bd71cfe1 Allow that the next interrupt line might be in the next frame. 2023-02-26 14:23:38 -05:00
Thomas Harte
c7128f4206 Reduce logging. 2023-02-26 14:01:23 -05:00
Thomas Harte
bfa167fcdf Make attempt at the TP background-colour bit. 2023-02-26 13:42:59 -05:00
Thomas Harte
62d381065e Change 9938 identification number. 2023-02-21 19:35:11 -05:00
Thomas Harte
a28b5bdeea Only on the Sega are line interrupts disabled by a read of S#0. 2023-02-20 23:43:23 -05:00
Thomas Harte
44ac948bb2 Add expansion RAM, albeit not yet into the command engine. 2023-02-20 22:27:30 -05:00
Thomas Harte
88eaa4ff02 [Mostly] avoid magic address constants; avoid duplication of TMS fetching logic. 2023-02-17 21:59:39 -05:00
Thomas Harte
c140f370fe Attempt to copy and paste my way to working type-1 sprites. 2023-02-16 22:46:19 -05:00
Thomas Harte
bbccc5d6d6 Route other holdover TMS modes through the Yamaha logic. 2023-02-16 22:07:18 -05:00