Thomas Harte
6547560e52
Gives the CRT the ability to move iCoordinate multiplication outside of the fragment loop.
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That resolves precision issues, as were plaguing the Apple II.
2018-04-18 19:29:03 -04:00
Thomas Harte
a167e3849b
Allows multiple ROMs to be inserted into the Electron.
2018-04-18 18:13:30 -04:00
Thomas Harte
f22c23cb4c
Attempts to bring audio to the Apple II.
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By factoring the audio toggle out from the MSX.
2018-04-17 22:28:13 -04:00
Thomas Harte
a07c99d778
Completes first draft of Apple II video hardware.
2018-04-17 22:04:02 -04:00
Thomas Harte
1c605d58e3
Removes the CRT requirement for an integral relationship between cycles and samples.
2018-04-16 20:00:56 -04:00
Thomas Harte
6a79ce9eb1
Adds enough to the Apple II's video that I can see what's going on with soft switches.
2018-04-15 21:55:26 -04:00
Thomas Harte
465c38f03c
Extends the keyboard protocol and adds keyboard input to the Apple II.
2018-04-15 21:11:30 -04:00
Thomas Harte
be05d51e07
Now gives something a lot like the proper character output.
2018-04-15 20:31:04 -04:00
Thomas Harte
9bc470027e
Put enough in place to get a visual representation of video memory.
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Not the correct one, and so as to indicate that the machine isn't booting, surprisingly.
2018-04-15 19:35:08 -04:00
Thomas Harte
335c633884
Retrenches temporarily to full 8bpp output; introduces extra half a colour cycle of pause.
2018-04-15 18:54:05 -04:00
Thomas Harte
cd26f11818
Fixes documentation misstatement.
2018-04-15 18:00:51 -04:00
Thomas Harte
abe47b6ed8
Makes first attempt at a stable display area. Not entirely successful.
2018-04-15 18:00:40 -04:00
Thomas Harte
61659faeaa
Adds the necessary call-outs to allow implementation of video generation.
2018-04-15 15:13:07 -04:00
Thomas Harte
71adb964e5
The Apple II now has a functioning processor, ROM and RAM.
2018-04-14 21:41:26 -04:00
Thomas Harte
e599e65087
Switches to use of the TargetList typedef wherever possible.
2018-04-14 19:46:38 -04:00
Thomas Harte
7efee9b52b
Does the bare minimum to create a class skeleton for Apple II implementation.
2018-04-14 19:46:15 -04:00
Thomas Harte
079dc671e1
Rationalises per-machine static analyser call pattern, and adds Apple II as an option.
2018-04-14 12:12:12 -04:00
Thomas Harte
15f7cbe8c1
Corrects capitalisation.
2018-04-11 22:06:50 -04:00
Thomas Harte
428b6145fa
Converts 6560 to more project normative templated form.
2018-04-11 22:00:42 -04:00
Thomas Harte
3ad0b31db8
Limits regions accessible to the 6560 to those built into the machine.
2018-04-11 21:35:23 -04:00
Thomas Harte
94b1c37fb2
Slightly simplifies bus decoding.
2018-04-08 18:51:37 -04:00
Thomas Harte
b20cbcd5fe
Causes the Vic-20 to obey its own has_c1540 flag.
2018-04-08 17:35:02 -04:00
Thomas Harte
865c47a1ac
Names the magic constants.
2018-04-08 10:35:07 -04:00
Thomas Harte
3821679efd
Switches to bit unpacking on the GPU.
2018-04-07 22:17:47 -04:00
Thomas Harte
10f637d2cf
Enhances the CompoundSource so that constituents can have different volumes.
2018-04-07 14:30:02 -04:00
Thomas Harte
36e0cb29c0
Ensures proper propagation of video choice through the Oric.
2018-04-04 19:14:42 -04:00
Thomas Harte
c0b4dd65da
Mades the expected video signal usage explicit.
2018-04-04 19:01:18 -04:00
Thomas Harte
69f520428d
Makes a first, ugly attempt at a 'new machine' dialogue for the Mac.
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Which has implied getting much more specific about MSX disk drive attachment, and has prompted an excuse to offer the ZX80 with the ZX81 ROM.
2018-04-02 22:42:41 -04:00
Thomas Harte
33084899d0
Provides s-video as a command-line option.
2018-03-31 22:14:34 -04:00
Thomas Harte
8b45377b89
Simplifies storage underlying Vic memory.
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In the hope of avoiding non-obvious bugs.
2018-03-31 18:54:40 -04:00
Thomas Harte
f6fb368d88
Allows the fast-tape mechanism to take ownership of tape handling.
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Any successful fast tape interaction will now permanently pause the tape until a failed interaction occurs. This may or may not be a good idea.
2018-03-30 21:22:52 -04:00
Thomas Harte
912791d3d4
Causes the s-video path correctly to function.
2018-03-30 18:24:18 -04:00
Thomas Harte
163a61dd63
Corrects SVideo-as-composite output; the Atari and Vic-20 now both supply svideo.
2018-03-30 13:16:18 -04:00
Thomas Harte
33281b9d89
Introduces S-Video as a video signal type at the interface level.
2018-03-30 10:25:41 -04:00
Thomas Harte
286259c83b
Adds missing 6560 update hooks.
2018-03-29 20:49:36 -04:00
Thomas Harte
ec353ce663
Makes minor Vic-20 optimisations.
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Specifically: the 6560 is updated only upon writes (more nuance can arrive), and tape sleeps are observed.
2018-03-27 21:52:52 -04:00
Thomas Harte
6d464557a0
Reintroduces a warm-up run for the C1540.
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That simulates the normal real-life scenario of switching the drive on slightly before the computer, and causes it to function correctly from immediate fast typing on an American Vic.
Also switches a couple of casts within the C1540 to functional style.
2018-03-26 21:06:07 -04:00
Thomas Harte
a2da51c30b
Commutes Vic-20 machine configuration options to its Target.
2018-03-26 19:01:57 -04:00
Thomas Harte
e15d6717a1
Strips back Vic-20 static analysis to the bare minimum.
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Also corrects an unsafe assumption in fast loading.
2018-03-25 13:37:33 -04:00
Thomas Harte
7fcd243be0
Ensures the rom fetcher is properly recorded for potential provision to the C1540.
2018-03-23 18:20:17 -04:00
Thomas Harte
a301964bd0
Ensures all audio queues are fully merged before machine destruction.
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Thereby avoids a race condition.
2018-03-22 21:59:19 -04:00
Thomas Harte
2712702461
Makes get_clock_rate protected. It's now an implementation detail.
2018-03-22 10:01:18 -04:00
Thomas Harte
da3d65c18f
Devolves time to cycle conversion to machines.
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Thereby avoids a whole bunch of complicated machinations that would otherwise have been required of the multimachine.
2018-03-21 22:18:13 -04:00
Thomas Harte
89bec2919f
Encapsulates machine configuration properties for all remaining platforms.
2018-03-09 16:07:29 -05:00
Thomas Harte
78eaecb29e
Provides the proper framework for encapsulation of analyser target specifics.
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... while making them a safe container for objects too. Uses the ZX80/81 as the pilot platform.
2018-03-09 15:36:11 -05:00
Thomas Harte
6b1eef572b
Eliminates diamond inheritance of KeyboardMachine::Machine by typers.
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Specifically by pulling the key action stuff into a purely abstract class [/interface]. Takes the opportunity to unpublish a bunch of machine details.
2018-03-09 15:19:02 -05:00
Thomas Harte
48737a32a7
Introduces formal setting of the output volume to SampleSource.
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Previously every output device was making its own decision. Which is increasingly less sustainable due to the CompoundSource.
2018-03-09 13:23:18 -05:00
Thomas Harte
03501df9e5
Merge pull request #365 from TomHarte/CartridgeDetermination
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Works towards eliminating the special cases for Atari 2600 ROM handling.
2018-03-08 18:40:58 -05:00
Thomas Harte
1804ea6849
Ensures the ColecoVision and MSX account for instruction lengths in advance when timing secondary components.
2018-03-07 17:00:18 -05:00
Thomas Harte
c8657e08f4
Merge remote-tracking branch 'origin/master' into CartridgeDetermination
2018-03-07 16:42:16 -05:00
