Thomas Harte
e339d169c5
Ensures the joystick doesn't obstruct tape input.
2018-07-12 22:10:05 -04:00
Thomas Harte
58484e8f37
Adds joystick support for the MSX.
2018-07-12 21:42:47 -04:00
Thomas Harte
8503589828
Corrects failure to retain OS.
2018-07-10 22:05:50 -04:00
Thomas Harte
efd812cf22
Ensures no buffer overrun when installing the OS ROM.
2018-07-10 21:54:36 -04:00
Thomas Harte
57f161e64c
Corrects documentation of the media target.
2018-07-10 21:42:09 -04:00
Thomas Harte
0897210969
Neither cartridge machine should be a media target; their media can't be changed at runtime.
2018-07-10 21:40:13 -04:00
Thomas Harte
7e58a44771
Renames ConfigurationTarget
to MediaTarget
as per its newly-reduced interface.
2018-07-10 21:32:28 -04:00
Thomas Harte
3862fdb44c
Simplifies initialisation procedure for all machines.
...
With the side effect of allowing every machine to try to load only the ROMs that it needs.
2018-07-10 20:00:46 -04:00
Thomas Harte
c97c5fa03a
[Re-]recalibrates CRT retrace period and affected view windows.
...
In the hope of moving the CPC closer to the real CTM visible area.
2018-07-05 22:07:18 -04:00
Thomas Harte
640a84d456
Shift the h-within-v pulse to eliminate a curved top line.
2018-06-24 11:27:18 -04:00
Thomas Harte
04f6cb1750
Merge branch 'master' into AppleIIEqualisation
2018-06-23 23:10:29 -04:00
Thomas Harte
a93f8103ad
Zooms out the CPC a little more.
...
To fix the maximum amount of content that I can, at least for now.
2018-06-23 22:15:34 -04:00
Thomas Harte
55ab305dbf
Introduces equalisation pulses for the Apple II.
2018-06-23 22:11:39 -04:00
Thomas Harte
52c9f9e89e
Merge branch 'master' into CPCJoysticks
2018-06-23 16:43:49 -04:00
Thomas Harte
1c6af279b2
Picks more appropriate cropping now that I'm obeying HSYNC-as-blank.
2018-06-23 16:40:17 -04:00
Thomas Harte
9968342a11
Ensures the pixel collection test is inline with other decisions.
2018-06-23 16:18:33 -04:00
Thomas Harte
c248ecde48
Introduces joystick support for the CPC.
2018-06-21 22:46:10 -04:00
Thomas Harte
154c89e041
Introduces a missing separator.
2018-06-21 20:01:04 -04:00
Thomas Harte
d45f1a793d
Introduces composite/RGB selection for the Amstrad CPC.
2018-06-21 20:00:49 -04:00
Thomas Harte
1f8b69a5b0
Attempts to honour the full CRTC 'sync' period, placing blank and the colour burst.
2018-06-20 22:38:54 -04:00
Thomas Harte
acb74185d5
Revokes test logging.
2018-06-19 19:39:09 -04:00
Thomas Harte
1bdc718527
Ensures the MSX reports the proper number of drives.
2018-06-18 22:15:52 -04:00
Thomas Harte
685a80f95b
Ensures the Electron Plus 3 properly announces drives to an activity observer.
...
Does away with lazy allocation as not all that helpful, and liable to cause complexity.
2018-06-18 21:49:57 -04:00
Thomas Harte
6a3702a5c7
Reduces space for floating point accuracy errors.
2018-06-16 22:22:40 -04:00
Thomas Harte
7728adfc5a
Eliminates repetition of the 10
constant.
2018-06-14 17:23:47 -04:00
Thomas Harte
51da21b844
Formally introduces keyboard-as-joystick for the Mac, and fixes discovered joystick issues.
...
Specifically:
* digital to analogue conversion not returning to centre;
* Apple II axes being the wrong way around; and
* Apple II buttons using improper selection logic.
2018-06-13 19:22:34 -04:00
Thomas Harte
0be19d8de7
Ensures analogue channels which are already charging don't abide by c070
.
2018-06-13 18:16:02 -04:00
Thomas Harte
f26e4734b3
Adds use of joystick input in the Apple II.
2018-06-12 22:21:43 -04:00
Thomas Harte
f1b430338e
Makes the Apple II a joystick machine.
...
Albeit that the values supplied to its joysticks do not currently make it into the emulated state.
2018-06-11 22:16:32 -04:00
Thomas Harte
2954373115
Introduces an intermediary for digital <-> analogue conversion.
2018-06-11 21:35:03 -04:00
Thomas Harte
42d21ea3a9
Merge branch 'master' into Joystick
2018-06-10 21:08:59 -04:00
Thomas Harte
7d761f145f
Corrects typo that mapped Apple II options to the Electron.
2018-06-10 21:05:14 -04:00
Thomas Harte
3ea2a4ccb8
Moves the joystick class towards accepting analogue inputs.
2018-06-10 20:45:52 -04:00
Thomas Harte
69da00fcfb
Modifies test slightly for usual RWTS16 location.
...
Also eliminates messy print logging.
2018-06-10 18:41:09 -04:00
Thomas Harte
d576ff1172
Exposes DOS 3.3 acceleration as an option.
...
Albeit with an unhelpful label in the macOS GUI for now.
2018-06-10 18:28:29 -04:00
Thomas Harte
af54666c23
Implements RWTS acceleration.
2018-06-10 17:58:16 -04:00
Thomas Harte
12c59ede09
Adds writeback of track location.
2018-06-09 20:34:12 -04:00
Thomas Harte
b4d0d4fff6
Starts building out some fast-loading infrastructure for DOS 3.3.
2018-06-09 17:29:14 -04:00
Thomas Harte
dde9b73a22
Creates the through-path that will be necessary for RWTS acceleration.
2018-06-09 12:51:53 -04:00
Thomas Harte
fb4bb21bf6
Ensures an objective copy of the bus address is kept, and forwarded to cards.
2018-06-08 20:12:15 -04:00
Thomas Harte
d380595ad4
Unrolls the loops for slightly fewer conditionals.
2018-06-03 07:27:03 -04:00
Thomas Harte
d84b8700a3
Switches the Apple II to one byte per pixel.
...
Just trying to get it right for now; optimisation to come.
2018-06-02 22:03:45 -04:00
Thomas Harte
80b281d9f1
Switches back to whole bytes per pixel, owing to persistent precision problems at 1bpp.
...
Also fixes the inaccurately-named `cycles_since_update_`.
2018-06-02 18:25:00 -04:00
Thomas Harte
69dc3cc4d8
Switches to using the same varying for byte and subpixel selection.
2018-06-01 22:52:29 -04:00
Thomas Harte
0833412df9
Corrects port for ZON-X reads.
2018-06-01 19:45:37 -04:00
Thomas Harte
35e84ff1a8
Corrects NTSC quadrature phase.
2018-05-31 21:40:46 -04:00
Thomas Harte
8dd7c6ef23
Eliminates 'reversed_c' as I no longer believe low-resolution colour numbers are reversed.
...
Also gets explicit about phase.
2018-05-29 22:30:45 -04:00
Thomas Harte
b2464598d0
Forces the Apple II bus handler call inline.
2018-05-28 18:21:01 -04:00
Thomas Harte
6812a001d8
Teaches the Oric to apply a lighter Disk II touch when possible.
2018-05-28 18:20:43 -04:00
Thomas Harte
928aab13dc
Introduces more granular clocking announcements to the Disk II.
...
As well as making it accept the clock rate it'll actually receive, to supply to the drives, so that they spin at the proper speed.
2018-05-28 17:19:29 -04:00
Thomas Harte
f3fe711542
Attempts to reduce FDC costs.
2018-05-27 23:55:04 -04:00
Thomas Harte
db8d8d8404
Commutes Sleeper
to ClockingHint::Source
, making state more granular.
2018-05-27 23:17:06 -04:00
Thomas Harte
7c3dd55e5c
Corrects typo and improves exposition.
2018-05-24 18:57:35 -04:00
Thomas Harte
1b43381be0
Corrects meaning of the Microdisc's paging control.
2018-05-24 18:53:02 -04:00
Thomas Harte
a4d7703efd
Adds missing #include.
2018-05-23 22:28:00 -04:00
Thomas Harte
f9c25372c2
Ensures cards get messaged regardless of memory area.
2018-05-22 21:49:34 -04:00
Thomas Harte
ea92363e6c
Attempts to get the Apple II to honour the AppleII::Card select constraints appropriately.
2018-05-22 20:34:59 -04:00
Thomas Harte
015f692bd3
The Disk II card now commutes Disk II sleep activity to select constraints.
2018-05-22 19:51:39 -04:00
Thomas Harte
80d34f5511
Specs out a new AppleII::Card
interface.
...
Doesn't yet fully implement it on the Apple II side though.
2018-05-21 20:54:53 -04:00
Thomas Harte
e482929da8
Enhances the Disk II's ability to sleep.
...
Also enables Disk II sleep observation in the Oric.
2018-05-19 23:15:28 -04:00
Thomas Harte
7b7beb13a3
Eliminates the fiction of setting and getting registers.
...
The Disk II seems lower level than that; it will read the data bus whenever it likes, it is the programmer's responsibility to keep up with that. It also reserves the right not to load the bus regardless of whether it receives a read or write access.
2018-05-17 21:39:11 -04:00
Thomas Harte
b3f4d0ed8c
Imposes a three-cycle penalty for SN76489 access.
...
This is my reading of (i) the SN76489 data sheet; plus (ii) the ColecoVision schematic.
2018-05-16 19:06:03 -04:00
Thomas Harte
7c2721d54d
Adjusted number again. But we'll see.
2018-05-15 20:43:13 -04:00
Thomas Harte
8907d0a9a7
Adds a low-pass filter to the Apple II's audio.
2018-05-14 21:56:14 -04:00
Thomas Harte
5107c7c23d
Ensures all keypresses are entered as upper case.
2018-05-13 22:40:28 -04:00
Thomas Harte
4dbd1f1358
Corrects Disk II ROM visibility.
2018-05-13 22:36:02 -04:00
Thomas Harte
dea9892a85
Attempts to implement vapour lock bus behaviour.
2018-05-13 18:53:32 -04:00
Thomas Harte
7226d8d4f7
Eliminates all instances of µ.
2018-05-13 15:46:14 -04:00
Thomas Harte
ad9b0cd4e3
Eliminates all endashes.
2018-05-13 15:43:03 -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
2252c29495
Switches the Oric to string insertion at the time of consumption.
...
To avoid issues around keyboard scanning being decoupled from consumption via IRQ, but not buffered. Keys pressed while BASIC is otherwise busy are just lost.
2018-05-13 14:02:46 -04:00
Thomas Harte
39c0bc6c47
Factors string serialisation with \n\r conversion out of the Apple II and reuses it with the Oric.
2018-05-13 13:57:19 -04:00
Thomas Harte
a6b8e88406
Implements type_string
for the Apple II.
2018-05-13 11:30:04 -04:00
Thomas Harte
d0fd4dd4db
The MSX is now an activity source.
...
Completing the set.
2018-05-12 17:32:53 -04:00
Thomas Harte
3ba6b6f1ee
Makes the Oric an event source.
2018-05-11 23:05:36 -04:00
Thomas Harte
bc464e247f
The 1540 and, by extension, the Vic-20 are now activity sources.
2018-05-11 22:24:33 -04:00
Thomas Harte
c23f6d8d19
Corrects type for array accesses.
2018-05-11 21:46:30 -04:00
Thomas Harte
39d779edf0
Makes CPC an activity source.
2018-05-11 21:45:46 -04:00
Thomas Harte
a43ca0db35
Makes the Apple II an activity source.
2018-05-10 22:17:13 -04:00
Thomas Harte
ef19a03efc
Drives can now deliver activity events.
2018-05-10 21:54:10 -04:00
Thomas Harte
85e1610627
Merge branch 'master' into ActivityReceiver
2018-05-10 20:49:32 -04:00
Thomas Harte
d16ae84d0b
Reduces number of Apple II video flushes, to reduce processing cost.
2018-05-10 20:48:57 -04:00
Thomas Harte
95f859cf5c
Merge branch 'master' into ActivityReceiver
2018-05-10 20:26:50 -04:00
Thomas Harte
312171fa59
Pulls out a couple of repeating constants.
2018-05-09 20:28:25 -04:00
Thomas Harte
c3a2f7717b
Makes attempt to implement support for the Pravetz 8D + 8DOS.
...
i.e. the Disk II wired up to the Oric, with some ROM swaps.
2018-05-08 22:05:43 -04:00
Thomas Harte
70e6c3b2f6
Introduces the ActivityObserver
protocol for LEDs, drive events, etc.
...
The Electron's caps lock LED is the test case.
2018-05-07 21:57:54 -04:00
Thomas Harte
f65c65569a
Makes disk head position explicitly something with sub-integral precision.
...
Also as a drive-by fix, corrects accidental assumption of 10 sectors for all MFMSectorDump descendants.
2018-05-06 23:17:36 -04:00
Thomas Harte
d613c3c187
Adds an implementation of the language card.
2018-05-06 16:17:11 -04:00
Thomas Harte
4c4ab25d0e
Attempts to rationalise Apple II address decoding.
2018-05-05 20:24:03 -04:00
Thomas Harte
723ee88043
Introduces configuration options for the Apple II.
...
Specifically: II or II+? Disk II 13- or 16-sector? Or not at all?
2018-05-03 19:37:32 -04:00
Thomas Harte
eecea93b3b
Simplifies the test for resetting the ZX80/81 line counter.
2018-05-01 21:31:37 -04:00
Thomas Harte
f4097290c2
Made various corrections following a quick for-loop constness audit.
2018-04-30 22:23:57 -04:00
Thomas Harte
265bc80d44
Attempts to introduce sleeping to the Disk II.
2018-04-29 17:52:29 -04:00
Thomas Harte
10c0e687f5
Attempts to introduce sleeping for the Disk II.
2018-04-29 17:51:10 -04:00
Thomas Harte
850a394eb5
Corrects graphics 'carry' — the potential holdover into delayed bytes.
2018-04-26 19:26:43 -04:00
Thomas Harte
244721a6f8
Corrects graphics mode address generation.
2018-04-25 22:26:01 -04:00
Thomas Harte
b4f6dee954
Ensures the contextually-proper boot and state machine ROMs are requested.
2018-04-24 20:25:02 -07:00
Thomas Harte
2685e9087e
Changes the default-assigned Disk II card slot from 7 to 6.
2018-04-24 20:24:44 -07:00
Thomas Harte
7061537ff5
Makes joined-up attempt to run data through the Disk II.
2018-04-24 19:44:45 -07:00