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Code Issues Projects Releases Wiki Activity
11,823 Commits 8 Branches 121 Tags 496 MiB
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78 Commits

Author SHA1 Message Date
Thomas Harte
9acc80260f Eliminate phases due to lack of evidence. 2024-10-09 11:59:27 -04:00
Thomas Harte
7759fb7e68 Add TODO. 2024-10-09 11:48:08 -04:00
Thomas Harte
0d71724598 Eliminate extra-scanline flag. 2024-10-09 11:45:32 -04:00
Thomas Harte
ae436f7a51 Fix conflicting usages of EOF. 2024-10-09 11:16:12 -04:00
Thomas Harte
43ac20cbd2 Fix non-interlaced frame length. 2024-10-07 21:50:56 -04:00
Thomas Harte
2d90868f5c Reinstitute cursor. 2024-10-07 21:13:44 -04:00
Thomas Harte
60987ae4a7 Round out interlaced output. 2024-10-07 20:53:41 -04:00
Thomas Harte
65c1d99120 Add, disable some logging. 2024-10-05 22:30:53 -04:00
Thomas Harte
35acf88847 Take a swing at adding an adjustment period. 2024-10-03 22:07:46 -04:00
Thomas Harte
2eb9fb6a08 Add faulty attempt at adjustment period. 2024-09-30 23:47:27 -04:00
Thomas Harte
e650f3772a Limit vertical visibility. 2024-09-30 13:35:28 -04:00
Thomas Harte
e5ff4c65b7 Fix accidental skew, off-by-one end of line. 2024-09-30 13:20:18 -04:00
Thomas Harte
276809f76a Stabilise image, albeit incorrectly. 2024-09-30 13:16:03 -04:00
Thomas Harte
5e3840c5f1 Attempt to skirt with coherence. 2024-09-29 23:08:39 -04:00
Thomas Harte
6eace2a3ef Improve address counting. 2024-09-27 21:27:56 -04:00
Thomas Harte
7817b23857 Take a swing at vertical sync. 2024-09-27 21:14:57 -04:00
Thomas Harte
432854aeb5 Restore some form of visuals. 2024-09-26 22:08:22 -04:00
Thomas Harte
433c8f9c3c Make negligible progress. 2024-09-25 19:30:08 -04:00
Thomas Harte
ea25dbfd1e Begin CRTC rejig. 2024-09-23 21:11:54 -04:00
Thomas Harte
43887b42b1 Allow vsync on line 0. 2024-08-07 23:05:26 -04:00
Thomas Harte
a3d37640aa Switch include guards to #pragma once. 2024-01-16 23:34:46 -05:00
Thomas Harte
42731be11f Remove non-functional EGA switches. 2024-01-11 22:00:48 -05:00
Thomas Harte
e919386c79 Grab cursor type. 2024-01-11 15:10:43 -05:00
Thomas Harte
22b4b4d4e3 Switch to named values for everything except blink mode. 2024-01-09 22:03:24 -05:00
Thomas Harte
5f00d29297 Subsume vertical sync position. 2024-01-08 22:28:46 -05:00
Thomas Harte
f1453d9363 Introduce some vertical metrics. 2024-01-08 21:49:24 -05:00
Thomas Harte
8290220657 Begin process of meaningful naming. 
This is in part for readability, but primarily because the differences in VGA/EGA register definitions are better handled at set rather than during execution.
 2024-01-08 15:35:44 -05:00
Thomas Harte
8c0ac6158c Adjust indentation. 2024-01-01 22:45:11 -05:00
Thomas Harte
99351ee2de Extend refresh address to 16-bit in 'EGA' mode. 2023-12-27 16:17:25 -05:00
Thomas Harte
a617f7305a Move personality into type. 2023-12-27 16:15:52 -05:00
Thomas Harte
9601c69e12 Implement blinking text. 2023-12-04 22:02:38 -05:00
Thomas Harte
8103f8e682 Switch interpretation to support cursor on/off. 2023-12-04 15:54:56 -05:00
Thomas Harte
646c6b08f7 Make cursor blink. 2023-12-04 09:52:46 -05:00
Thomas Harte
0d7646d42a Add a cursor-type template parameter. 2023-12-04 09:45:32 -05:00
Thomas Harte
5d8666b837 Enable the cursor signal; no blink action yet. 2023-12-03 17:57:19 -05:00
Thomas Harte
2b56b7be0d Simplify namespace syntax. 2023-05-10 16:02:18 -05:00
Thomas Harte
25996ce180 Further doubles down on construction syntax for type conversions. 2020-05-09 23:00:39 -04:00
Thomas Harte
1c154131f9 Expands size of storage in Cycles/HalfCycles; adjusts widely to compensate. 2019-10-29 22:36:29 -04:00
Thomas Harte
5d6b5d9f10 Eliminates all emdashes in cross-platform code. 2018-05-13 15:34:31 -04:00
Thomas Harte
0b771ce61a Removes all instances of the copyright symbol. 2018-05-13 15:19:52 -04:00
Thomas Harte
3944e734d3 Ensures full 6845 instance state initialisation and uses an unsigned shifter. 2017-10-17 22:10:28 -04:00
Thomas Harte
edb9fd301c Begins this project's conversion to functional-style casts. 2017-10-03 22:04:15 -04:00
Thomas Harte
b30bb2a234 Adds an initial implementation of display skew, as a completely live property. 2017-08-29 22:16:40 -04:00
Thomas Harte
334afbc710 Removes const from get_status and get_register, as both may now logically mutate the object. 2017-08-27 18:13:55 -04:00
Thomas Harte
17c13624e5 Improved comments. 2017-08-27 18:11:40 -04:00
Thomas Harte
113349d272 Started making some formal admissions that different CRTC models exist. Plenty yet to do. 2017-08-27 18:10:07 -04:00
Thomas Harte
bdda701207 Reverts previous unevidenced change. 2017-08-26 22:58:16 -04:00
Thomas Harte
487fe83dca Ensures that vertical sync and end-of-visible-lines conditions potentially trigger whenever line_counter_ changes, not only when it increments. 2017-08-26 17:54:54 -04:00
Thomas Harte
6c5a03187b Relocates the HSYNC start test, in order to pass Arnold's cpctest HSYNC start position conformance test. 2017-08-26 17:22:48 -04:00
Thomas Harte
7d7aa2f5d5 Eliminates repetition of the unpacking of register 3 into a horizontal sync count. 2017-08-26 14:37:03 -04:00