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859 Commits

Author SHA1 Message Date
Thomas Harte
e260f92988 Privatises write_pointers_mutex_ and write_pointers_. 
Also gives subclasses control over write-area texture space allocation.
 2020-07-23 22:54:40 -04:00
Thomas Harte
74788ccf8e Pulls the BufferingScanTarget into a separate file. 2020-07-22 22:16:47 -04:00
Thomas Harte
0da5c07942 Starts splitting ring-buffer stuff from OpenGL stuff. 
Initially via two very codependent classes.
 2020-07-21 22:49:46 -04:00
Thomas Harte
2230ac6c38
Merge pull request #800 from TomHarte/QtProject 
UNREADY. Adds a provisional Qt target.
 2020-07-06 22:33:39 -04:00
Thomas Harte
7431d56166 Ensures is_in_retrace is properly initialised. 2020-06-19 23:09:02 -04:00
Thomas Harte
495024d6fe Cleans up all redundant lock/unique_guard declarations. 2020-06-15 00:24:10 -04:00
Thomas Harte
530ff7471d Adds a virtual destructor, given how these things might be held. 2020-06-14 21:14:51 -04:00
Thomas Harte
73131735fa Further qmake warning corrections. 2020-05-30 19:31:17 -04:00
Thomas Harte
48afc54af6 Cuts down unused parameter warnings to just a few that may well indicate implementation errors. 2020-05-30 01:06:43 -04:00
Thomas Harte
267006782f Starts to add Qt target; resolves many build warnings. 2020-05-30 00:37:06 -04:00
Thomas Harte
ecb44711d1 Add glext.h. 2020-05-27 21:20:43 -04:00
Melissa Goad
603b747ac5 Fix Windows MSYS2 build (mostly) 2020-05-27 18:09:56 -05:00
Thomas Harte
512a52e88d Increases const correctness, marks some additional constructors as constexpr, switches std::atomic construction style. 2020-05-20 23:34:26 -04:00
Thomas Harte
66c2eb0414 Further tightens const and constexpr usage. 2020-05-12 22:22:21 -04:00
Thomas Harte
c41028cdc7 Adds further exposition. 2020-05-10 00:44:03 -04:00
Thomas Harte
25996ce180 Further doubles down on construction syntax for type conversions. 2020-05-09 23:00:39 -04:00
Thomas Harte
31c6faf3c8 Adds a bunch of consts. 2020-05-09 21:23:52 -04:00
Thomas Harte
eed357abb4 Introduces concept of 'average peak volume' in order better to normalise audio sources like the OPLL. 2020-05-09 17:57:21 -04:00
Thomas Harte
b0abc4f7bb Implements enough wiring that the Master System will instantiate and talk to an OPLL. 2020-04-03 20:05:36 -04:00
Thomas Harte
9087bb9b08 Allows audio volume to be set. 2020-03-21 22:00:47 -04:00
Thomas Harte
394ee61c78 Starts a switch to reflectable-style runtime options. 
The Amstrad CPC and ZX80/81 have made the jump so far, subject to caveats. The macOS build is unlikely currently to work properly.
 2020-03-16 23:25:05 -04:00
Thomas Harte
fa933952f7 Throws in additional asserts, so far without uncovering anything. 2020-02-19 23:14:18 -05:00
Thomas Harte
3715e6b48a Resolves potential data race on write_area_texture_. 2020-02-18 22:41:46 -05:00
Thomas Harte
95756f9716 Resolves data race on write_pointers_ close to machine setup. 2020-02-18 20:41:51 -05:00
Thomas Harte
a5e1765ce4 Eliminates potential race conditions on validity of delegate_. 2020-02-18 20:33:31 -05:00
Thomas Harte
1e4356f83a Adds a sensible is_stereo to the MultiSpeaker. 2020-02-16 18:50:34 -05:00
Thomas Harte
545a6177bb Makes CompoundSource mono/stereo-aware. 2020-02-16 18:45:36 -05:00
Thomas Harte
50d356be2f Ensures all audio sources, including compound sources, announce whether they're stereo correctly. 2020-02-16 18:31:45 -05:00
Thomas Harte
9835e800ec Fixed: individual audio generators now either are or are not stereo. The speaker acts accordingly. 2020-02-16 18:28:03 -05:00
Thomas Harte
90856a0e7a Adds mixdown/up capability to Speaker. 
To deal with occasions when the host machine just always is either mono or stereo, and the emulated machine must cope.
 2020-02-16 13:50:18 -05:00
Thomas Harte
d55d077a95 Fixes the input buffer partial-keep step in stereo. 2020-02-16 00:20:22 -05:00
Thomas Harte
e66a3523b6 Makes some attempt at stereo support, with the Amstrad CPC being the test case. 2020-02-15 18:55:19 -05:00
Thomas Harte
e02d109864 Nudges the LowpassSpeaker towards supporting stereo generation. 2020-02-15 18:03:12 -05:00
Thomas Harte
49b8e771b5 Adds the messaging that would allow a Speaker to output stereo, semantically. 2020-02-15 13:40:19 -05:00
Thomas Harte
6bda4034c6 Ensures no input data is dropped when changing output rates. 
I think this 'completely' deals with the problem. At least until someone wants dynamic output buffer sizes or something like that. We'll see.
 2020-02-09 19:14:25 -05:00
Thomas Harte
b04daca98e Picks a safer default construction. 2020-02-09 19:13:21 -05:00
Thomas Harte
6ae42d07a7 Retains existing output when switching filter coefficients. 
This eliminates an issue with dynamic rate matching and throwing away the beginnings of buffers.
 2020-02-09 16:42:07 -05:00
Thomas Harte
b5d6126a2d Avoids unnecessary filter recalculation. 2020-02-09 16:32:32 -05:00
Thomas Harte
f95b07efea Continues edging towards raster racing and/or time warping. 2020-02-06 23:35:03 -05:00
Thomas Harte
b41920990f Moves submit step to end of line, rather than end of scan. 2020-02-04 22:15:20 -05:00
Thomas Harte
709c229cd7 Gets a bit more explicit with ScanTarget documentation. 2020-02-04 20:19:46 -05:00
Thomas Harte
8aabf1b374 Allows receivers of nullptr from begin_data to output any quantity of data. 2020-02-01 21:43:48 -05:00
Thomas Harte
019474300d Centralises responsibility for picking irrelevant numbers for a computer-style monitor. 2020-01-30 23:26:02 -05:00
Thomas Harte
f9ce50d2bb Adds some debugging `asserts. 2020-01-29 22:45:44 -05:00
Thomas Harte
7316a3aa88 Merge branch 'master' into FinalOverride 2020-01-26 23:42:25 -05:00
Thomas Harte
b514756272 Adds the option to run machines at a multiple of their real speeds. 
Exposed to SDL users only, for now.
 2020-01-26 13:25:23 -05:00
Thomas Harte
294e09f275 All these 'override's can be 'final's. 
At least for the purpose of being communicative. I doubt there's much to gain in terms of compiler output — the DiskImageHolder can avoid some virtual lookups but nothing else leaps out.
 2020-01-23 22:57:51 -05:00
Thomas Harte
9136917f00 Enables the Oric for 50/60Hz mode switching, inventing PAL60 for the purpose. 2020-01-23 22:14:02 -05:00
Thomas Harte
428d141bc9 Factors out the logic behind the Atari 2600's frequency switching. 2020-01-23 20:12:44 -05:00
Thomas Harte
a5f285b4ce Enhances reported data. 2020-01-22 22:01:17 -05:00
Thomas Harte
a71c5946f0 Ensures proper manipulation of scan_statuses, leading to the correct result out of a CRTMachine. 
Possibly with the exception of the TMS, as I appear to have uncovered an unrelated issue there.
 2020-01-21 22:28:25 -05:00
Thomas Harte
e7fff6e123 Minor step towards correct answers: divide by time_multiplier_. 2020-01-20 22:33:51 -05:00
Thomas Harte
82e5def7c4 Implements get_scan_status, but for scale being incorrect. 2020-01-20 21:58:34 -05:00
Thomas Harte
d97a073d1b Adds the necessary routine for all machines to be able to respond to get_scan_status. 
They all just as the CRT, as all are currently based on the CRT. Which doesn't currently know the total clock rate it would need to in order properly to scale the answer to the question. Further thought coming.
 2020-01-20 21:45:10 -05:00
Thomas Harte
3c760e585a Switches to accepting a bit mask of events to run_until. 2020-01-20 16:08:21 -05:00
Thomas Harte
cb61e84868 Starts building out higher-level run_until functionality. 
Specifically: you can now run until the next set of speaker samples has been delivered.
 2020-01-20 12:12:23 -05:00
Thomas Harte
7dea99b1cc Update comment, for sense. 2020-01-02 23:13:12 -05:00
Thomas Harte
0dae608da5 Embraces std::make_[unique/shared] in place of .reset(new . 2019-12-23 21:31:46 -05:00
Thomas Harte
274867579b Deploys constexpr as a stricter const. 2019-12-22 00:22:17 -05:00
Thomas Harte
e9318efeb6 Switches to std::make_shared/make_unique in a bunch of applicable places. 
No doubt many more similar improvements are available, these are just the ones that were easy to find.
 2019-12-21 23:34:25 -05:00
Thomas Harte
cc7ff1ec9e Corrects typo. 2019-11-09 14:59:35 -05:00
Thomas Harte
9d12ca691f Makes meaning of 2048 here explicit. 2019-11-09 14:59:16 -05:00
Thomas Harte
68f9084d9e Fixes timing of wrap. 2019-11-07 23:24:51 -05:00
Thomas Harte
f9a35c6636 Corrects potential wrap error for non-single-byte targets. 2019-11-07 22:23:26 -05:00
Thomas Harte
6c75c60149 Merge branch 'master' into AtariST 2019-11-05 22:05:51 -05:00
Thomas Harte
35f1a7ab10 Resolves a potential out-of-bounds array access. 
Risk was: allocation exactly joins end of buffer. In which case the next get_data won't wrap the texture y coordinate since it won't spot an x overage.
 2019-11-05 21:47:40 -05:00
Thomas Harte
1c154131f9 Expands size of storage in Cycles/HalfCycles; adjusts widely to compensate. 2019-10-29 22:36:29 -04:00
Thomas Harte
92847037b3 Merge branch 'master' into AtariST 2019-10-27 21:40:51 -04:00
Thomas Harte
4266264449 Switches to the more idiomatic .empty(). 2019-10-27 21:31:31 -04:00
Thomas Harte
3794d94b68 Adds a sanity check on alignment. 2019-10-27 14:09:02 -04:00
Thomas Harte
d1dd6876b5 Adds the option to affix a standard prefix to log messages. 2019-10-20 20:38:55 -04:00
Thomas Harte
684644420a Increases scan buffer availability. 2019-10-20 17:22:41 -04:00
Thomas Harte
9c7aa5f3fc Attempts also to spot data writes without allocations. 2019-10-19 18:26:56 -04:00
Thomas Harte
418cd07e17 Adds a check against overrunning data. 2019-10-19 18:17:44 -04:00
Thomas Harte
19198ea665 Improves const usage. 2019-07-16 22:13:47 -04:00
Thomas Harte
60cedca97b Adds cmath in support of ceilf. 2019-07-08 18:14:03 -04:00
Thomas Harte
f6f9024631 Corrects Macintosh aspect ratio (and framing). 2019-06-13 18:41:38 -04:00
Thomas Harte
66540ff86f Permits end_data only after a begin_data. 2019-06-03 21:56:53 -04:00
Thomas Harte
b860ba2ee3 Disallows smaller buffer use for 'sharp' displays and tightens sampling window. 2019-06-03 15:58:14 -04:00
Thomas Harte
d25ab35d58 Finally gets setw usage correct. 2019-04-15 12:41:56 -04:00
Thomas Harte
6f7dd10d95 Reduces draw/update contention. 
This won't yet have any effect on either port owing to the way they handle contexts, but here it is.
 2019-03-07 19:28:32 -05:00
Thomas Harte
24fb95291a Reverts to support a full RGBA colour buffer. 2019-03-07 19:22:40 -05:00
Thomas Harte
84422676cb Switches to more coherent logic about buffer sizing. 2019-03-06 19:19:30 -05:00
Thomas Harte
7441e3f4c5 Corrects aspect ratio when changing accumulation texture size. 2019-03-05 22:10:32 -05:00
Thomas Harte
f18132d674 Makes effort to round out draft 1 of Outputs::Display::Metrics. 2019-03-05 22:01:58 -05:00
Thomas Harte
5660007221 Experimentally introduces adaptive quality intermediate buffers. 2019-03-05 21:41:20 -05:00
Thomas Harte
86a6b04d4a Begins attempts to keep track of display metrics. 
i.e. a system that can both make smart decisions about when to use a lower resolution, and hopefully allow some sort of flywheel-esque horizontal retrace synchronisation. And possibly some raster beam chasing?
 2019-03-04 21:54:50 -05:00
Thomas Harte
641e349f33 Switches to an 8bpp stencil, for Nvidia compatibility. 2019-03-03 20:38:24 -05:00
Thomas Harte
ccdeb3fbc8 Ensures draw is a no-op prior to pipeline setup. 2019-03-03 15:04:14 -05:00
Thomas Harte
bee0d09877 Splits display update and draw functions. 
On the Mac, draw is now called without an update for resizing events, and
anything else requested by AppKit. In all other cases — including from
the SDL version — both are called as if they were still a single function.
 2019-03-02 19:33:28 -05:00
Thomas Harte
d97348dd38 Eliminates dangling uses of printf. 2019-03-02 18:07:05 -05:00
Thomas Harte
d122535a65 Unifies the OpenGL screenshot code and corrects it for arbitrary alignment. 2019-02-27 21:05:02 -05:00
Thomas Harte
db078c7363 Minor tweak: don't start counting phase from zero. 
This should ensure no first pixel issues resulting from clamping.
 2019-02-27 18:51:51 -05:00
Thomas Harte
6b4f6971de Disables upper limit on frame buffer size. 
Filtering is sufficiently imperfect as to make this justifiable only when performance requires it. So I need a test for that. Marked as TODO.
 2019-02-26 22:39:07 -05:00
Thomas Harte
79707a3c66 Improves filtering slightly, and ensures coefficients are always set when needed. 2019-02-26 22:35:55 -05:00
Thomas Harte
694783efe9 Brings S-Video inside the group that filters luminance. 
Thereby revealing some sort of error in offset selection.
 2019-02-26 22:27:40 -05:00
Thomas Harte
68c5474e36 Reintroduces basic filtering for RGB mode (and introduces it for monochrome composite). 2019-02-26 22:21:49 -05:00
Thomas Harte
cd055a0298 Introduces an upper bound on output resolution, and resolves full-screen clear colour. 2019-02-25 22:07:48 -05:00
Thomas Harte
8f2abab0d9 Ensures texture targets are initially clear. 2019-02-25 21:55:14 -05:00
Thomas Harte
4c5dee866b Ensures a proper black fill for Luminance8Phase8 input data. 2019-02-25 21:32:15 -05:00