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Author SHA1 Message Date
Thomas Harte
9b71f42375 Collect colours. 2023-02-14 21:18:10 -05:00
Thomas Harte
9c43776392 Fix 80-column address generation. 2023-02-14 21:14:35 -05:00
Thomas Harte
35a0a1447e Further clarify different usages of storage. 2023-02-14 20:23:17 -05:00
Thomas Harte
bf0ed2813c Make faulty attempt at 80-column text. 2023-02-14 20:13:51 -05:00
Thomas Harte
1edf747f9f Avoid flushes for video output changes. 2023-02-14 20:13:34 -05:00
Thomas Harte
f38cf91ea7 Add attempt to detect improper usage. 2023-02-14 20:13:16 -05:00
Thomas Harte
5c7367b262 Route Yamaha 40-column text mode appropriately. 2023-02-13 22:24:39 -05:00
Thomas Harte
c1457cc5e0 Attempt text mode data collection. 2023-02-13 22:20:47 -05:00
Thomas Harte
169d7a7418 Fix[/revert]: the fetch pointer should be _ahead_. 2023-02-13 21:10:14 -05:00
Thomas Harte
5143960970 Add notes to self on how to collect text. 2023-02-13 21:09:31 -05:00
Thomas Harte
40894964bc Move VerticalState to live with ScreenMode and FetchMode. 2023-02-13 09:54:29 -05:00
Thomas Harte
927e61484f Map all events lists appropriately. 2023-02-12 23:02:51 -05:00
Thomas Harte
dce04e7219 Add a generator for character modes. 2023-02-12 22:54:08 -05:00
Thomas Harte
f5814b4c75 Add text-mode events list. 2023-02-12 22:45:11 -05:00
Thomas Harte
815a75d9b6 Extend generator to handle sprite collection. 2023-02-12 22:28:34 -05:00
Thomas Harte
4ad84e5047 Use generator for no-sprite events list. 2023-02-12 22:12:23 -05:00
Thomas Harte
8665dca7f0 Permit generator-based event-table generation. 2023-02-12 21:58:50 -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
914a9e0c84 Yamaha: don't touch address at all unless a RAM access. 2023-02-11 22:43:29 -05:00
Thomas Harte
8768ee1504 Merge branch 'MSX2' of github.com:TomHarte/CLK into MSX2 2023-02-11 22:40:03 -05:00
Thomas Harte
8e6c36bb15 Yamaha: don't part-modify address. 2023-02-11 10:35:42 -05:00
Thomas Harte
c6401f0444 Add TODO. 2023-02-07 22:28:18 -05:00
Thomas Harte
3c3efe3e22 Don't be so fussy. 2023-02-06 22:16:42 -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
a3df106f92 Reset write phase only upon traditional register accesses. 2023-02-06 20:32:24 -05:00
Thomas Harte
b538407386 Introduce separate state for palette entries. 2023-02-06 19:12:02 -05:00
Thomas Harte
c04d292c8e Make this more obviously correct, albeit arbitrarily. 
Comparing just a single bit would do.
 2023-02-05 22:53:08 -05:00
Thomas Harte
f9c88fd598 Fix memory mask; mildly improve commentary. 2023-02-05 22:51:16 -05:00
Thomas Harte
7fcb1b29dd Keep source within rectangle. 
This gives something vaguely recognisable, sort of, for the test program I'm using.
 2023-02-04 21:37:08 -05:00
Thomas Harte
6786e3e78c Initialise to zero, for completeness. 2023-02-04 21:32:31 -05:00
Thomas Harte
67755c3811 Attempt [H/L]MMM. 2023-02-04 21:29:44 -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
ab595f5e8d Merge branch 'MSX2' of github.com:TomHarte/CLK into MSX2 2023-02-04 11:02:10 -05:00
Thomas Harte
38950fe241 Sketch out remaining necessary @c AccessTypes. 2023-02-04 11:02:02 -05:00
Thomas Harte
46d009f27b Add logical fill. 2023-02-04 10:31:41 -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
d41081c59f Fix sections. 2023-02-02 21:55:00 -05:00
Thomas Harte
ec227ce021 Generalise rectangular operations. 2023-02-02 21:49:05 -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
0d4dc214fb Merge branch 'MSX2' of github.com:TomHarte/CLK into MSX2 2023-02-02 11:38:45 -05:00
Thomas Harte
5d4c49c913 Attempt to enable high-speed fill. 2023-02-01 22:57:33 -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
c0fec8db15 Clean up macro. 2023-02-01 15:05:21 -05:00
Thomas Harte
f0e70f18fd Fix seeding of output_pointer_. 2023-02-01 14:59:42 -05:00