Thomas Harte
|
024b7960cb
|
Overtly link line and sprite buffers.
|
2023-04-10 23:03:39 -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
|
2bf2abf4b2
|
Be more overt about masking.
|
2023-03-19 23:00:41 -04:00 |
|
Thomas Harte
|
e66a92d6cb
|
Fill in and use some parts of mode description.
|
2023-03-18 23:07:33 -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
|
131784d007
|
Generalise PointSet to read or write.
|
2023-03-13 22:51:01 -04:00 |
|
Thomas Harte
|
2913368a06
|
Attempt YMMM.
|
2023-03-08 23:12:02 -05:00 |
|
Thomas Harte
|
020d9604c6
|
Better judge when to rotate addresses.
|
2023-03-08 18:27:59 -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
|
5b8a5755f0
|
Use correct mode-7 sprite palette.
|
2023-03-05 21:29:04 -05:00 |
|
Thomas Harte
|
e58a488add
|
Rotate command-engine addresses in modes 6 and 7.
|
2023-03-03 23:06:52 -05:00 |
|
Thomas Harte
|
318cfab67d
|
Attempt ongoing state for vertical on/off.
|
2023-02-28 22:28:14 -05:00 |
|
Thomas Harte
|
bfa167fcdf
|
Make attempt at the TP background-colour bit.
|
2023-02-26 13:42:59 -05:00 |
|
Thomas Harte
|
6a2cda7074
|
Pull out and partially generalise sprite output.
This also provides the intended route to supporting Mode 2.
|
2023-02-21 22:00:00 -05:00 |
|
Thomas Harte
|
3606f5befe
|
Add expansion RAM to command engine, as far as it goes.
|
2023-02-20 22:32:36 -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
|
c140f370fe
|
Attempt to copy and paste my way to working type-1 sprites.
|
2023-02-16 22:46:19 -05:00 |
|
Thomas Harte
|
3f2a5929a3
|
Consolidate text output and support blinking; add sprites-enabled flag.
|
2023-02-15 20:18:56 -05:00 |
|
Thomas Harte
|
c1457cc5e0
|
Attempt text mode data collection.
|
2023-02-13 22:20:47 -05:00 |
|
Thomas Harte
|
41d57e03a6
|
Split out LineBuffer and Storage to make 9918Base more manageable.
|
2023-02-12 12:58:46 -05:00 |
|
Thomas Harte
|
7028bdd05d
|
Limit to 14 bits in old modes.
|
2023-02-06 22:16:31 -05:00 |
|
Thomas Harte
|
7cb51c021b
|
Observation: offset is needed only ephemerally.
|
2023-02-06 21:45:35 -05:00 |
|
Thomas Harte
|
b538407386
|
Introduce separate state for palette entries.
|
2023-02-06 19:12:02 -05:00 |
|
Thomas Harte
|
6786e3e78c
|
Initialise to zero, for completeness.
|
2023-02-04 21:32:31 -05:00 |
|
Thomas Harte
|
c6372295c5
|
Complete ReadSourcePixel & ReadSourceByte paths.
|
2023-02-04 21:23:41 -05:00 |
|
Thomas Harte
|
a2786e6266
|
Invest Colour with its own logic, including potential emptiness.
|
2023-02-04 21:14:20 -05:00 |
|
Thomas Harte
|
a892523c09
|
Advance to the next breaking point.
|
2023-02-04 11:43:06 -05:00 |
|
Thomas Harte
|
34722bae89
|
Start pivoting to a more natural expression of TMS patterns.
|
2023-02-03 23:06:27 -05:00 |
|
Thomas Harte
|
83f6d1cda3
|
Prepare for source/destination operations.
|
2023-02-02 21:16:24 -05:00 |
|
Thomas Harte
|
6d315b4660
|
Switch to specifying number of bits, to reduce potential error.
|
2023-02-02 12:12:11 -05:00 |
|
Thomas Harte
|
debdad350d
|
Don't allow a disabled screen to interfere with Yamaha addressing.
|
2023-02-02 12:03:33 -05:00 |
|
Thomas Harte
|
8f5c7fcabc
|
Merge branch 'MSX2' of github.com:TomHarte/CLK into MSX2
|
2023-02-01 22:25:12 -05:00 |
|
Thomas Harte
|
115acf835e
|
Vertical state is actually tristate.
|
2023-02-01 22:25:00 -05:00 |
|
Thomas Harte
|
002d27d9c2
|
Resolve various type conversion errors, and reduce duplication.
|
2023-02-01 14:17:49 -05:00 |
|
Thomas Harte
|
a315384e30
|
Provide context for byte-by-byte commands.
|
2023-01-31 21:29:55 -05:00 |
|
Thomas Harte
|
c5c722ae56
|
Generalise axis steps; begin HMMV.
|
2023-01-31 13:35:39 -05:00 |
|
Thomas Harte
|
73e79b14ea
|
Use Yamaha palette pervasively.
|
2023-01-29 21:17:00 -05:00 |
|
Thomas Harte
|
3142f5c21d
|
Be overt about what replaces LineMode.
|
2023-01-29 21:04:15 -05:00 |
|
Thomas Harte
|
6d7f189ce7
|
Attempt the full panoply of logical pixel modes, across all graphics modes.
|
2023-01-29 18:28:49 -05:00 |
|
Thomas Harte
|
0576451102
|
Be overt about colour direction.
|
2023-01-29 13:22:56 -05:00 |
|
Thomas Harte
|
2d6afe1013
|
Reduce repetition, tidy slightly.
|
2023-01-28 21:43:14 -05:00 |
|
Thomas Harte
|
d3c446d91b
|
Take a shot at LMMC.
|
2023-01-28 21:30:45 -05:00 |
|
Thomas Harte
|
975ead5d01
|
Edge towards not assuming graphics mode. Much more to do here.
|
2023-01-28 13:54:26 -05:00 |
|
Thomas Harte
|
c6cda7c401
|
Switch to absolute placement of deferred events; properly serialise commands.
|
2023-01-28 11:55:12 -05:00 |
|
Thomas Harte
|
95e00dd958
|
Take slightly wrong-headed steps towards proper command timing.
|
2023-01-27 22:20:36 -05:00 |
|
Thomas Harte
|
5d5098acb2
|
Hack in vertical scrolling.
|
2023-01-26 21:38:51 -05:00 |
|
Thomas Harte
|
b12fd00145
|
Generate an appropriate instance for line drawing.
|
2023-01-26 12:09:06 -05:00 |
|
Thomas Harte
|
0c8815d6a0
|
Retain command-engine context.
|
2023-01-26 11:59:27 -05:00 |
|