Thomas Harte
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9836a108da
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Avoid VDP access races.
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2023-03-10 21:04:55 -05:00 |
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Thomas Harte
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da944fde92
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Eliminate data-type assumption.
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2023-03-10 21:04:35 -05:00 |
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Thomas Harte
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c9124f13cd
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Add suggested brackets.
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2023-03-09 22:25:09 -05:00 |
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Thomas Harte
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ca7d34ad04
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Fix ambiguous using .
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2023-03-09 22:24:53 -05:00 |
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Thomas Harte
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2913368a06
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Attempt YMMM.
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2023-03-08 23:12:02 -05:00 |
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Thomas Harte
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82659e7924
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Unify existing moves.
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2023-03-08 22:36:06 -05:00 |
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Thomas Harte
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f3a84021ed
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Merge branch 'MSX2' of github.com:TomHarte/CLK into MSX2
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2023-03-08 18:28:17 -05:00 |
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Thomas Harte
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555d883227
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Yamaha fetches don't require an outer switch.
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2023-03-08 18:28:13 -05:00 |
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Thomas Harte
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020d9604c6
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Better judge when to rotate addresses.
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2023-03-08 18:27:59 -05:00 |
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Thomas Harte
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6845008fd4
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Place end-of-frame interrupt appropriately.
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2023-03-07 22:12:06 -05:00 |
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Thomas Harte
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cc7b209e1a
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Adjust visible Y9938 area; clamp scrolled y; use proper mode 2 terminator.
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2023-03-07 18:19:08 -05:00 |
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Thomas Harte
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e8404bdcc0
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TODO is done, probably.
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2023-03-06 22:57:53 -05:00 |
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Thomas Harte
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f8eb2199c2
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Fix relative offset.
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2023-03-06 22:49:21 -05:00 |
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Thomas Harte
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a13905acf9
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Attempt to incorporate scroll offset into line interrupt.
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2023-03-06 21:41:43 -05:00 |
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Thomas Harte
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5471979f8d
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Eliminate stale TODOs.
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2023-03-05 21:34:10 -05:00 |
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Thomas Harte
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5b8a5755f0
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Use correct mode-7 sprite palette.
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2023-03-05 21:29:04 -05:00 |
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Thomas Harte
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caaba836ba
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Correct GR7 rasterisation and 6/7 collection.
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2023-03-05 13:43:53 -05:00 |
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Thomas Harte
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8fc043247c
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Fix column addressing in modes 6 and 7.
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2023-03-04 21:39:00 -05:00 |
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Thomas Harte
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e58a488add
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Rotate command-engine addresses in modes 6 and 7.
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2023-03-03 23:06:52 -05:00 |
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Thomas Harte
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0ea1da10d6
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Attempt to generalise moving from CPU.
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2023-03-03 21:40:48 -05:00 |
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Thomas Harte
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3381e6b5aa
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Switch to Duff's device.
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2023-03-02 22:16:18 -05:00 |
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Thomas Harte
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4c1973adc8
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Fill in missing rasterisers.
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2023-03-01 23:19:33 -05:00 |
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Thomas Harte
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318cfab67d
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Attempt ongoing state for vertical on/off.
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2023-02-28 22:28:14 -05:00 |
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Thomas Harte
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1ef34b1f18
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Clarify meaning of STOP.
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2023-02-26 14:28:24 -05:00 |
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Thomas Harte
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12bd71cfe1
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Allow that the next interrupt line might be in the next frame.
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2023-02-26 14:23:38 -05:00 |
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Thomas Harte
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c7128f4206
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Reduce logging.
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2023-02-26 14:01:23 -05:00 |
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Thomas Harte
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95fd5a52ba
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Use redirected palette in bitmap modes.
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2023-02-26 13:59:17 -05:00 |
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Thomas Harte
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bfa167fcdf
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Make attempt at the TP background-colour bit.
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2023-02-26 13:42:59 -05:00 |
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Thomas Harte
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b948761f30
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Detect mode 2 collisions, albeit without proper reporting.
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2023-02-25 10:42:44 -06:00 |
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Thomas Harte
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dd65074bbf
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Add named getters, resolving composition bug.
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2023-02-25 10:32:47 -06:00 |
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Thomas Harte
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9debed25e8
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Fix meaning of 'origin'.
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2023-02-25 08:53:00 -06:00 |
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Thomas Harte
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1bdf9a50e6
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Take a shot at Mode 2 sprite output.
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2023-02-25 08:48:16 -06:00 |
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Thomas Harte
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2592dfd78f
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Pile on the TODOs.
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2023-02-21 22:33:47 -05:00 |
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Thomas Harte
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ef5d05db53
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Scale down new-mode coordinates; add note to self.
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2023-02-21 22:28:39 -05:00 |
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Thomas Harte
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6a2cda7074
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Pull out and partially generalise sprite output.
This also provides the intended route to supporting Mode 2.
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2023-02-21 22:00:00 -05:00 |
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Thomas Harte
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62d381065e
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Change 9938 identification number.
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2023-02-21 19:35:11 -05:00 |
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Thomas Harte
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091c1b0f45
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Correct sprite attribute and colour table addresses.
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2023-02-21 19:34:26 -05:00 |
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Thomas Harte
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a28b5bdeea
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Only on the Sega are line interrupts disabled by a read of S#0.
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2023-02-20 23:43:23 -05:00 |
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Thomas Harte
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2e45422b03
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Make a further attempt at sprite colour.
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2023-02-20 22:39:34 -05:00 |
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Thomas Harte
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3606f5befe
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Add expansion RAM to command engine, as far as it goes.
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2023-02-20 22:32:36 -05:00 |
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Thomas Harte
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44ac948bb2
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Add expansion RAM, albeit not yet into the command engine.
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2023-02-20 22:27:30 -05:00 |
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Thomas Harte
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4bac782121
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One final (?) time with colour.
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2023-02-19 22:15:59 -05:00 |
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Thomas Harte
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318109b7d5
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Try again with colour.
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2023-02-19 22:14:18 -05:00 |
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Thomas Harte
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6990ba9242
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Fetch colour from before attribute table.
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2023-02-19 22:10:22 -05:00 |
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Thomas Harte
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54be424159
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Include sprite index in SpriteY event.
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2023-02-19 22:04:38 -05:00 |
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Thomas Harte
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8d900cf636
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Attempt a full collection of Mode 2 sprite properties.
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2023-02-19 21:52:10 -05:00 |
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Thomas Harte
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6db939f48f
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Create a dedicated sprite fetcher.
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2023-02-19 21:37:24 -05:00 |
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Thomas Harte
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5eae11434a
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Sprite mode 2: select sprites, fetch locations and names.
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2023-02-18 22:56:05 -05:00 |
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Thomas Harte
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7aa8728b39
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Reimagine G3 for sprite mode 2.
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2023-02-18 21:50:12 -05:00 |
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Thomas Harte
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270c5dfe85
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Eliminate data_block_ entirely.
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2023-02-18 21:41:22 -05:00 |
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