Thomas Harte
|
1ff9b474bf
|
Made an attempt to make execution flow through this loop more straightforward for a branch predictor.
|
2016-10-30 15:30:39 -04:00 |
|
Thomas Harte
|
7843a244b0
|
Ensured emulation doesn't enter an infinite loop if the user attempts to read beyond the end of a tape.
|
2016-10-28 22:23:25 -04:00 |
|
Thomas Harte
|
69f0cef747
|
Merge pull request #64 from TomHarte/6502IRQ
Switches to storing the IRQ line in the inverse, to simplify its per-cycle logic
|
2016-10-28 21:30:22 -04:00 |
|
Thomas Harte
|
a106018680
|
Fixed initial state: interrupt flag is initially low.
|
2016-10-28 21:22:03 -04:00 |
|
Thomas Harte
|
ad00304e8a
|
Fixed 6522 countdown.
|
2016-10-28 21:05:42 -04:00 |
|
Thomas Harte
|
613b5b3f98
|
Switched to inverse storage of the interrupt flag so as to reduce logical burden when storing IRQ line history.
|
2016-10-28 20:52:43 -04:00 |
|
Thomas Harte
|
b64ae904a5
|
Merge pull request #63 from TomHarte/OricVideoOptimisation
Reduces 6522 emulation costs
|
2016-10-27 21:16:21 -04:00 |
|
Thomas Harte
|
4fab794747
|
Added a direct-to-two-cycles emulation path for 6522 owners.
|
2016-10-27 21:13:25 -04:00 |
|
Thomas Harte
|
2eda0b3c86
|
Attempted to simplify the logic behind the most common 6522 usage.
|
2016-10-27 21:06:31 -04:00 |
|
Thomas Harte
|
e5fe37f089
|
Fixed 'joystick' input.
|
2016-10-27 19:44:48 -04:00 |
|
Thomas Harte
|
5c23acdbaf
|
Switched window style back for the Atari HUD.
|
2016-10-27 19:40:29 -04:00 |
|
Thomas Harte
|
dbc26e7288
|
Merge pull request #62 from TomHarte/6502Branching
Simplifies the 6502's main processing loop
|
2016-10-27 18:58:32 -04:00 |
|
Thomas Harte
|
4408c60ef7
|
This too should continue, not break, since it doesn't schedule a memory access.
|
2016-10-27 18:32:21 -04:00 |
|
Thomas Harte
|
534b3d085d
|
Improved test reporting, attempted to resolve timing errors just introduced (i.e. to differentiate break/continue where a cycle may or may not be spent).
|
2016-10-27 08:41:44 -04:00 |
|
Thomas Harte
|
f84b66a5f4
|
Made an attempt to fix wake-from-WAIT.
|
2016-10-25 19:06:46 -04:00 |
|
Thomas Harte
|
4b18c76b84
|
Introduced a bifurcation between break and continue to signify whether a bus access takes place, necessitating a shift in the location of the bus access but allowing the conditional to be dropped. Need to test.
|
2016-10-25 18:45:53 -04:00 |
|
Thomas Harte
|
c253a4258f
|
Made minor restructuring changes, slightly to reduce number of conditionals per operation and to drop a big hint to the optimiser.
|
2016-10-25 18:34:24 -04:00 |
|
Thomas Harte
|
cb1b81dbef
|
Merge pull request #61 from TomHarte/TapImprovements
Makes an attempt to improve the handling of Oric TAPs
|
2016-10-25 18:23:30 -04:00 |
|
Thomas Harte
|
013f0c5317
|
Finally forced emulation window to front. Also removed min/max heights where they'd crept in and got explicit about the OpenGL view being first responder.
|
2016-10-24 22:08:24 -04:00 |
|
Thomas Harte
|
d3634488e6
|
Made an attempt better to deal with multiple-file TAPs; also started using a zero level for the header/data gap.
|
2016-10-24 21:59:06 -04:00 |
|
Thomas Harte
|
30d4a7c662
|
Fixed: blinking means ink vanishing and appearing. Nothing else.
|
2016-10-24 21:58:15 -04:00 |
|
Thomas Harte
|
cf5685abf3
|
Merge pull request #60 from TomHarte/SilentAudio
Introduces a reuse list for Mac audio buffers
|
2016-10-23 21:27:13 -04:00 |
|
Thomas Harte
|
91831b6a95
|
Introduced a reuse list for audio buffers, based on the observation that the audio queue seems to start quick rejecting them.
|
2016-10-23 21:17:00 -04:00 |
|
Thomas Harte
|
33b93b7098
|
Merge pull request #59 from TomHarte/AYFixes
Reduces AY processor load
|
2016-10-23 20:44:48 -04:00 |
|
Thomas Harte
|
fd823dc222
|
Settled on terminology.
|
2016-10-23 20:42:49 -04:00 |
|
Thomas Harte
|
7c33c34b0c
|
Have withdrawn attempt to be clever with client notification here, as it was having no effect in the current environment, making it hard to build up any confidence.
|
2016-10-23 20:33:59 -04:00 |
|
Thomas Harte
|
b12f2f2796
|
Switched to more straightforward version of two-step loop, dealing with my mistaken dealing of when _master_divider&15 == 0 upon entry without adding an extra sanity check. Am also temporarily on non-modulo logic for tone generation, for a profiling test.
|
2016-10-23 20:32:48 -04:00 |
|
Thomas Harte
|
583db88299
|
Added a dispatch queue-powered Apple implementation of the async task queue, removed any mention of skip_samples in the AY since it isn't implemented.
|
2016-10-22 21:58:45 -04:00 |
|
Thomas Harte
|
33e628a096
|
Made an attempt to eliminate what amounts to manual division.
|
2016-10-21 22:16:44 -04:00 |
|
Thomas Harte
|
46a3c0922f
|
Slightly simplified code, fixed divider.
|
2016-10-21 22:12:44 -04:00 |
|
Thomas Harte
|
d7c0c49715
|
Might as well be consistent with divider loads.
|
2016-10-21 20:07:14 -04:00 |
|
Thomas Harte
|
782ef960e1
|
Sought both to [start to] optimise the AY and correct divider reloads. It turns out that conditionals aren't that troubling. But I can probably eliminate the counters.
|
2016-10-21 20:05:38 -04:00 |
|
Thomas Harte
|
09687a2e2f
|
Removed errant newline.
|
2016-10-20 21:30:12 -04:00 |
|
Thomas Harte
|
44910d90ba
|
Adjusted aberrations in semicolons.
|
2016-10-20 21:20:13 -04:00 |
|
Thomas Harte
|
460f518451
|
Merge pull request #58 from TomHarte/CleanUp
Minor code improvements
|
2016-10-20 21:17:42 -04:00 |
|
Thomas Harte
|
6292ac5b26
|
Yet more .hpp clean(s)ing.
|
2016-10-20 21:15:21 -04:00 |
|
Thomas Harte
|
c5948ef177
|
Evicted more header-resident code.
|
2016-10-20 21:05:32 -04:00 |
|
Thomas Harte
|
d335991e60
|
Shifted code out of the header.
|
2016-10-20 20:53:17 -04:00 |
|
Thomas Harte
|
cbbd31c2e0
|
Explained what this recently factored-out class does, and removed code from the header.
|
2016-10-20 19:33:25 -04:00 |
|
Thomas Harte
|
9c956f83b8
|
Made it slightly more clear that the correct test is conformed to.
|
2016-10-20 19:23:36 -04:00 |
|
Thomas Harte
|
79ed215254
|
Merge pull request #57 from TomHarte/Oric
Adds very provisional Oric emulation
|
2016-10-20 07:39:38 -04:00 |
|
Thomas Harte
|
5185927a43
|
Added formal admission of Oricness.
|
2016-10-20 07:38:48 -04:00 |
|
Thomas Harte
|
f13d7ed6f4
|
Added an extra safety rail.
|
2016-10-20 07:36:53 -04:00 |
|
Thomas Harte
|
21cfb39ed9
|
Added 60Hz output support.
|
2016-10-20 07:34:23 -04:00 |
|
Thomas Harte
|
73365e1877
|
Resolved sizing error.
|
2016-10-19 23:09:05 -04:00 |
|
Thomas Harte
|
cd59eb5f43
|
Implemented non-linear volume.
|
2016-10-19 23:07:51 -04:00 |
|
Thomas Harte
|
c24c1bf3b1
|
Created an options panel for the Oric. Which involved far too much copy and paste from the Electron. Time to figure out how to generalise this stuff, probably.
|
2016-10-19 22:56:14 -04:00 |
|
Thomas Harte
|
b59da7d4bc
|
Added some documentation.
|
2016-10-19 22:47:44 -04:00 |
|
Thomas Harte
|
08275c6241
|
Fixed mixer IO bit usage.
|
2016-10-19 22:22:15 -04:00 |
|
Thomas Harte
|
59162228ef
|
Reduced mask for clarity.
|
2016-10-19 22:14:05 -04:00 |
|