Thomas Harte
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9286a5ba73
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Added a new folder to the exclusion list, to contain commercial Atari images, to unit test my paging hardware selection logic.
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2017-03-11 19:42:23 -05:00 |
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Thomas Harte
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1c9dffe41f
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Added an earlier exit.
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2017-03-11 19:38:05 -05:00 |
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Thomas Harte
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8c7f724ce4
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Merge pull request #106 from TomHarte/Tigervision
Adds detection and emulation of the Tigervision paging scheme
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2017-03-11 18:18:29 -05:00 |
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Thomas Harte
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b193248056
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Ensured that queue is not touched at all outside of the critical section.
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2017-03-11 18:17:09 -05:00 |
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Thomas Harte
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f0d944847b
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Fixed setting of the second 1kb.
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2017-03-11 18:16:29 -05:00 |
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Thomas Harte
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a72d70e707
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Enabled code coverage calculation for unit tests.
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2017-03-11 17:44:56 -05:00 |
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Thomas Harte
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add14fb43a
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Made an attempt to implement Tigervision paging.
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2017-03-11 17:44:35 -05:00 |
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Thomas Harte
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38ce4dc56c
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Fixed potential deadlock, if a delegate decided to dealloc the queue as a result of its prompting.
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2017-03-11 17:44:02 -05:00 |
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Thomas Harte
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bce5abd33b
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Made an attempt to spot Tigervision paging requests.
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2017-03-11 13:12:23 -05:00 |
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Thomas Harte
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3f36eeb071
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Merge pull request #105 from TomHarte/ParkerBros
Introduces detection and emulation of the Parker Bros paging scheme
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2017-03-11 13:05:17 -05:00 |
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Thomas Harte
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33bda2d40c
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Switched to image inspection for RAM guesses rather than disassembly. Which fixes the other Parker Bros titles.
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2017-03-11 13:04:23 -05:00 |
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Thomas Harte
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2b5e3a600e
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Made a first attempt at implementing the Parker Bros pager within the emulation.
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2017-03-11 12:43:12 -05:00 |
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Thomas Harte
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8dbf9fd302
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Started adding an attempt to distinguish between Atari and Parker Bros paging schemes.
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2017-03-11 11:41:18 -05:00 |
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Thomas Harte
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9c72ce5bd2
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Ensured a settling delay is permitted before an NTSC/PAL decision is made. To avoid false switches just due to startup.
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2017-03-06 19:37:35 -05:00 |
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Thomas Harte
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ec2762509b
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Merge pull request #104 from TomHarte/SyncDetection
Improves vertical sync recognition
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2017-03-06 19:18:52 -05:00 |
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Thomas Harte
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e63229a5e5
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Pulled vertical sync detection entirely outside the loop, and gave it greater perspective.
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2017-03-06 19:15:33 -05:00 |
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Thomas Harte
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ad73379d1c
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Took vertical sync detection logic entirely out of the loop.
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2017-03-05 20:17:55 -05:00 |
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Thomas Harte
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abd4d2c42a
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Extended has-RAM test to check all banks.
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2017-03-05 11:58:52 -05:00 |
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Thomas Harte
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79784a8e57
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Followed tip: missiles are locked to the position after four output pixels, not four input pixels.
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2017-03-04 22:23:50 -05:00 |
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Thomas Harte
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61b8fc1e2f
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Merge pull request #103 from TomHarte/CRTCounting
Fixes NTSC colour cycle count
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2017-03-04 17:32:45 -05:00 |
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Thomas Harte
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4751615623
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Fixed NTSC colour cycle count, and hence the 2600's reported line lengths and phase offset.
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2017-03-04 17:31:39 -05:00 |
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Thomas Harte
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cccdc558e7
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Merge pull request #102 from TomHarte/6532Accuracy
Improves 6532 counting accuracy
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2017-03-04 17:04:43 -05:00 |
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Thomas Harte
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d3257c345a
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Tested against public ROMs and corrected. Also moved the deferred adjustment into a more canonical place.
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2017-03-04 17:00:28 -05:00 |
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Thomas Harte
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e09b76bf32
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Fixed 'same value, then immediate increment, then proper counting increments' behaviour and ensured it takes one cycle to commit a value. Adjusted tests to match.
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2017-03-04 15:57:54 -05:00 |
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Thomas Harte
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837cccdf83
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Switched to deferred updates for the 6532.
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2017-03-04 14:58:28 -05:00 |
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Thomas Harte
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a3fcd15980
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Loosened sync charge level requirement.
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2017-03-01 22:16:56 -05:00 |
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Thomas Harte
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93d1573481
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Added a fix for certain homebrews.
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2017-03-01 07:59:25 -05:00 |
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Thomas Harte
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893a5dd007
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Added an artificial low pass filter, attempting to capture post-digital effects.
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2017-02-28 21:29:55 -05:00 |
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Thomas Harte
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026b418b4a
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Ensured filtered 1:1 audio resampling is applied.
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2017-02-28 21:27:38 -05:00 |
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Thomas Harte
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06dd98b23c
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Pulled the reset time for horizontal blank extend up to position 224.
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2017-02-28 20:28:54 -05:00 |
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Thomas Harte
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2a81ae1dec
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Now required: at least four stores for RAM to be detected.
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2017-02-28 20:28:14 -05:00 |
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Thomas Harte
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1625b9c7f9
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Merge pull request #101 from TomHarte/CommaVid
Adds detection and emulation of the CommaVid paging scheme
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2017-02-27 20:53:19 -05:00 |
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Thomas Harte
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184c8ae707
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Extended to emulate the CommaVid.
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2017-02-27 20:50:59 -05:00 |
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Thomas Harte
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8f8b103224
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Slightly tidier. Also in the interim: confirmed no remaining false positives or negatives from the existing published set.
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2017-02-27 08:42:43 -05:00 |
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Thomas Harte
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1af415a88e
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Okay, this is a bit desperate, but worth investigation.
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2017-02-27 08:39:53 -05:00 |
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Thomas Harte
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fe07cd0248
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Made another attempt to distinguish.
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2017-02-27 08:06:57 -05:00 |
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Thomas Harte
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a3d339092e
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Corrected callers of the 6502 disassembler.
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2017-02-27 07:56:59 -05:00 |
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Thomas Harte
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837216ee9a
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Adjusted semantics to allow for more complicated mappings, e.g. whereby supplied data repeats itself within a range.
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2017-02-27 07:49:33 -05:00 |
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Thomas Harte
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dcd0c90283
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Switched time of best-effort updater delegate setting, to avoid a callback before setupClockRate has happened, and therefore before it's clear what should be going on with audio.
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2017-02-26 21:58:59 -05:00 |
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Thomas Harte
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b24cd00a39
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Switched time of best-effort updater delegate setting, to avoid a callback before setupClockRate has happened, and therefore before it's clear what should be going on with audio.
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2017-02-26 21:58:43 -05:00 |
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Thomas Harte
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0273860018
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Sought to weed out further false positives on CommaVid, partly by introducing a record of internal calls, to pair with the now confusingly named outward_calls.
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2017-02-26 21:58:09 -05:00 |
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Thomas Harte
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82c089cde4
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Factored out paging type detection and, from that, took out 2k cartridge detection. Added an attempt at a CommaVid detector, which does not currently work.
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2017-02-26 21:24:54 -05:00 |
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Thomas Harte
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997707a45b
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Merge pull request #100 from TomHarte/SuperChipDetection
Adds detection and emulation of the Super Chip
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2017-02-26 18:04:50 -05:00 |
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Thomas Harte
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9d7985c1e1
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Added Super Chip emulation.
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2017-02-26 17:47:29 -05:00 |
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Thomas Harte
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8b1ec827e0
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Made an initial, very naive attempt to recognise two types of expanded cartridge: those with a superchip and those with a CBS RAM+, in both cases by looking for instructions that appear to write into cartridge space.
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2017-02-26 17:11:57 -05:00 |
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Thomas Harte
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153525f23d
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Extended quality of known address read/write/modify mapping, and started recording internal accesses in addition to external.
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2017-02-26 17:10:33 -05:00 |
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Thomas Harte
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3101dc94a7
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Merge pull request #98 from TomHarte/TIAImprovements
Reimplements the Atari TIA, as a discrete component
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2017-02-26 15:14:59 -05:00 |
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Thomas Harte
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e6a84fd26b
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Attempted a hardware-correct implementation of missile-to-player latching. This completes the last of the **knowing** inaccuracies. The rest are as-of-yet unwitting.
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2017-02-26 15:12:31 -05:00 |
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Thomas Harte
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440467ea3e
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Started communicating which copy is being requested.
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2017-02-26 13:39:25 -05:00 |
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Thomas Harte
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98376de9ad
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Started returning 'no effect' for pot ports, rather than doing nothing. Still very much TODO though.
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2017-02-25 22:58:58 -05:00 |
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