Thomas Harte
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f5ae8d0f79
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Attempts to be more rigorous about clock rates.
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2018-04-18 21:52:22 -04:00 |
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Thomas Harte
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5f1c210746
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Simplifies and corrects low-resolution colour generation.
Possibly disproving the premise for this whole experiment, all colours seem immediately to work correctly. Hmmm.
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2018-04-18 21:41:11 -04:00 |
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Thomas Harte
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f6c2f6e896
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Slightly adjusts colour burst logic to fix transition lines in mixed mode.
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2018-04-18 20:39:12 -04:00 |
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Thomas Harte
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6547560e52
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Gives the CRT the ability to move iCoordinate multiplication outside of the fragment loop.
That resolves precision issues, as were plaguing the Apple II.
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2018-04-18 19:29:03 -04:00 |
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Thomas Harte
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a167e3849b
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Allows multiple ROMs to be inserted into the Electron.
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2018-04-18 18:13:30 -04:00 |
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Thomas Harte
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f22c23cb4c
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Attempts to bring audio to the Apple II.
By factoring the audio toggle out from the MSX.
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2018-04-17 22:28:13 -04:00 |
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Thomas Harte
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a07c99d778
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Completes first draft of Apple II video hardware.
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2018-04-17 22:04:02 -04:00 |
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Thomas Harte
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1c605d58e3
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Removes the CRT requirement for an integral relationship between cycles and samples.
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2018-04-16 20:00:56 -04:00 |
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Thomas Harte
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6a79ce9eb1
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Adds enough to the Apple II's video that I can see what's going on with soft switches.
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2018-04-15 21:55:26 -04:00 |
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Thomas Harte
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465c38f03c
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Extends the keyboard protocol and adds keyboard input to the Apple II.
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2018-04-15 21:11:30 -04:00 |
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Thomas Harte
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be05d51e07
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Now gives something a lot like the proper character output.
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2018-04-15 20:31:04 -04:00 |
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Thomas Harte
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9bc470027e
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Put enough in place to get a visual representation of video memory.
Not the correct one, and so as to indicate that the machine isn't booting, surprisingly.
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2018-04-15 19:35:08 -04:00 |
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Thomas Harte
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335c633884
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Retrenches temporarily to full 8bpp output; introduces extra half a colour cycle of pause.
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2018-04-15 18:54:05 -04:00 |
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Thomas Harte
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cd26f11818
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Fixes documentation misstatement.
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2018-04-15 18:00:51 -04:00 |
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Thomas Harte
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abe47b6ed8
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Makes first attempt at a stable display area. Not entirely successful.
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2018-04-15 18:00:40 -04:00 |
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Thomas Harte
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61659faeaa
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Adds the necessary call-outs to allow implementation of video generation.
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2018-04-15 15:13:07 -04:00 |
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Thomas Harte
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71adb964e5
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The Apple II now has a functioning processor, ROM and RAM.
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2018-04-14 21:41:26 -04:00 |
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Thomas Harte
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e599e65087
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Switches to use of the TargetList typedef wherever possible.
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2018-04-14 19:46:38 -04:00 |
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Thomas Harte
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7efee9b52b
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Does the bare minimum to create a class skeleton for Apple II implementation.
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2018-04-14 19:46:15 -04:00 |
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Thomas Harte
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079dc671e1
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Rationalises per-machine static analyser call pattern, and adds Apple II as an option.
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2018-04-14 12:12:12 -04:00 |
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Thomas Harte
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a32a7d1374
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Merge pull request #413 from TomHarte/VicPAL
Adjusts PAL Vic timing.
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2018-04-12 21:38:18 -04:00 |
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Thomas Harte
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467cd5450f
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Adjusts PAL Vic timing.
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2018-04-12 21:12:09 -04:00 |
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Thomas Harte
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1580874a55
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Merge pull request #412 from TomHarte/VideoRestriction
Reintroduces accessible memory restrictions on the VIC.
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2018-04-11 22:07:42 -04:00 |
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Thomas Harte
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15f7cbe8c1
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Corrects capitalisation.
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2018-04-11 22:06:50 -04:00 |
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Thomas Harte
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428b6145fa
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Converts 6560 to more project normative templated form.
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2018-04-11 22:00:42 -04:00 |
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Thomas Harte
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3ad0b31db8
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Limits regions accessible to the 6560 to those built into the machine.
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2018-04-11 21:35:23 -04:00 |
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Thomas Harte
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8d4d5d1f46
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Merge pull request #410 from TomHarte/VicNTSC
Corrects NTSC VIC raster register timing.
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2018-04-11 10:29:46 -04:00 |
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Thomas Harte
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4c8a68c6a4
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Implements late-0 with proper timing, and NTSC interlaced raster count timing.
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2018-04-11 08:00:37 -04:00 |
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Thomas Harte
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0b4b6f4aec
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Tweaks luminances and reintroduces late-to-zero line counts.
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2018-04-10 23:05:18 -04:00 |
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Thomas Harte
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bb4db6b382
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Ensures that 'choose' responds to enter.
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2018-04-08 18:52:46 -04:00 |
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Thomas Harte
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94b1c37fb2
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Slightly simplifies bus decoding.
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2018-04-08 18:51:37 -04:00 |
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Thomas Harte
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cf6f6c5c15
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Eliminates the full_frame_counter_ and slightly tweaks NTSC raster timing.
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2018-04-08 18:51:20 -04:00 |
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Thomas Harte
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f541986333
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Switches to more normative preincrement.
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2018-04-08 18:50:42 -04:00 |
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Thomas Harte
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44513d6912
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Ensures a 1540 is requested if any disks are present.
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2018-04-08 17:37:39 -04:00 |
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Thomas Harte
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b20cbcd5fe
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Causes the Vic-20 to obey its own has_c1540 flag.
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2018-04-08 17:35:02 -04:00 |
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Thomas Harte
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1c5972f7b0
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Ensures NTSC raster count rollover; previously it was positing a line '261' for half of '0'.
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2018-04-08 16:18:41 -04:00 |
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Thomas Harte
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28947bb3c4
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Merge pull request #409 from TomHarte/BitShader
Switches ZX80/81 video bit unpacking to the GPU.
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2018-04-08 10:35:43 -04:00 |
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Thomas Harte
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865c47a1ac
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Names the magic constants.
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2018-04-08 10:35:07 -04:00 |
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Thomas Harte
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3821679efd
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Switches to bit unpacking on the GPU.
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2018-04-07 22:17:47 -04:00 |
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Thomas Harte
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506b4da6c3
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Merge pull request #408 from TomHarte/MixerBalance
Enhances the CompoundSource so that constituents can have different volumes.
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2018-04-07 14:32:47 -04:00 |
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Thomas Harte
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10f637d2cf
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Enhances the CompoundSource so that constituents can have different volumes.
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2018-04-07 14:30:02 -04:00 |
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Thomas Harte
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0bab7c88f0
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Merge pull request #407 from TomHarte/NameImplications
Allows the Vic-20 analyser to act on 'NTSC' in a filename.
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2018-04-06 20:10:56 -04:00 |
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Thomas Harte
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78c612ca17
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Adds a missing import, removes a redundant conversion.
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2018-04-06 20:07:10 -04:00 |
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Thomas Harte
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e1c4035812
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Switches away from C strings and allows Vic-20 region inference from filenames.
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2018-04-06 17:42:24 -04:00 |
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Thomas Harte
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eb6d6c8033
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Merge pull request #406 from TomHarte/NewFixes
Tweaks the 'new machine' dialogue for ZX memory size
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2018-04-05 22:02:10 -04:00 |
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Thomas Harte
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7bf88565ce
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Resizes to fit all options.
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2018-04-05 21:59:19 -04:00 |
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Thomas Harte
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ee10155296
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Adds advice and withdraws the ZX 64kb option.
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2018-04-05 21:57:26 -04:00 |
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Thomas Harte
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cc49140f6f
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Merge pull request #405 from TomHarte/VicFraming
Introduces different clipping zones for NTSC and PAL output.
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2018-04-05 21:26:07 -04:00 |
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Thomas Harte
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3e846f89a1
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Introduces different clipping zones for NTSC and PAL output.
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2018-04-05 21:25:19 -04:00 |
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Thomas Harte
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5782cab2a0
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Minor whitespace fix.
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2018-04-05 21:15:25 -04:00 |
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