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mirror of https://github.com/TomHarte/CLK.git synced 2024-12-13 15:31:05 +00:00
Commit Graph

370 Commits

Author SHA1 Message Date
Thomas Harte
9e6e84647e Quick formatting fix. 2016-10-02 22:06:28 -04:00
Thomas Harte
f28881ec6b ... and with the return of stored options and the shift of the aspect ratio to somewhere else (to sit, temporarily), the Electron document is the first of the gang to die. 2016-10-02 22:04:47 -04:00
Thomas Harte
19457621d8 Redistributed ownership of the user defaults key prefix, the Electron now works other than that settings aren't retained. 2016-10-02 21:56:50 -04:00
Thomas Harte
f1b99263e0 Relocated responsibility for loading ROMs, giving an Electron that 'works' (i.e. options aside) again. 2016-10-02 20:39:06 -04:00
Thomas Harte
989a1581da Migrated analysis logic from the document controller to the document. 2016-10-02 17:04:14 -04:00
Thomas Harte
0c75c2fc41 Disabled all machine-specific document code, to force the migration of functionality. The 2600 works other than the little matter of input. 2016-10-02 16:57:57 -04:00
Thomas Harte
6c6e9830dd Started factoring the options panels out, in the hope that they'll become the only machine-specific thing. At least in the short term. 2016-10-02 16:31:50 -04:00
Thomas Harte
ce4100e5b9 Fixed slots for DFS and ADFS to sideways RAM; continued working on the 1770 to get as far as trying to get the body of a sector. 2016-09-24 22:04:54 -04:00
Thomas Harte
cd5939501f Treading water some more, ensured the DFS and ADFS ROMs get to the Electron. It now even inserts the DFS ROM if it has a DFS disk image. Might need to make it a sideways RAM though? Regardless, the next job surely — surely! — has to be to stop avoiding the 1770? 2016-09-20 07:36:57 -04:00
Thomas Harte
c9dd07cecd DFS disks are now delivered right up to the emulator's front door. So everything's in place to get started on that WD1770 nonsense. 2016-09-19 08:29:23 -04:00
Thomas Harte
fbcb59d47a A policy change trial: let the person above deal with any error. 2016-09-18 21:18:41 -04:00
Thomas Harte
bcf91de7e9 Declared support for the Acorn disk files, started hammering out an encoder. 2016-09-18 13:35:54 -04:00
Thomas Harte
a98374995e Cleaned up pre-analysis code. 2016-09-17 18:19:32 -04:00
Thomas Harte
7c65c69e0f Migrated to Swift 3. 2016-09-15 22:12:12 -04:00
Thomas Harte
ee8510984f Added just enough wiring to restore the 2600 to functionality. 2016-09-15 19:34:45 -04:00
Thomas Harte
c3a795328d Windows have titles again. Also I've owned up to not knowing how to edit UEFs right now. 2016-09-12 22:15:38 -04:00
Thomas Harte
40660fe680 Made yet another guess at Commodore analysis. Elevated fast tape-related unnatural speed up to the OS-side mechanisms. 2016-09-12 22:06:03 -04:00
Thomas Harte
908dc40569 If loading automatically, assume that whatever was in the machine target set up the machine and don't override it. Too dodgy? More thought required. 2016-09-08 07:38:34 -04:00
Thomas Harte
8c84f3581a Attempted to bring some uniformity in application of configurations. 2016-09-08 05:32:17 -04:00
Thomas Harte
50175a9aed Added logic to try to spot when the first program is BASIC and, if so, what the correct memory model is, then to get that information to the Vic. Though it currently then gets overwritten by the view controller. Grrrr. 2016-09-07 22:17:19 -04:00
Thomas Harte
21e5f407d8 I need to get a bit more definitive on naming but this gets all the way to setting a configuration upon an Electron. 2016-08-31 22:03:42 -04:00
Thomas Harte
a9b67dfba0 Introduced an NSDocumentController subclass. 2016-08-31 21:21:07 -04:00
Thomas Harte
7bc2b6b161 Added the minor piece that will allow analysis results to be obtained from Objective-C, and exposed to Swift in sufficient detail for it to be able to pass on to the machine. 2016-08-31 20:43:29 -04:00
Thomas Harte
d1abfc040c Addressed my dithering here: the file format containers themselves should do nothing but inspect the data to find out whether it is of the correct format. The machine steps are there for machine-specific validation. So it's probably easier to treat a binary ROM image just as a binary ROM image. Therefore, the Acorn-specific .rom detection is now in an Acorn-specific area. 2016-08-29 08:48:49 -04:00
Thomas Harte
29c972f4b8 Added hacky segue into analysis for all Electron formats. Added analyser to try to differentiate Acorn-format ROMs from other things called .rom, which are likely to be numerous. 2016-08-28 12:43:17 -04:00
Thomas Harte
56c0d70c1f Gave disks their own namespace. 2016-08-27 17:15:09 -04:00
Thomas Harte
c0402d0c2b Gave tapes their own namespace. 2016-08-27 17:09:45 -04:00
Thomas Harte
8c333059a8 Turning this into a slog: gave UEF a more appropriate name, got as far as now having to decide what to do about ROMs as to structure. I guess they're machine specific, so specific classes? 2016-08-27 16:40:21 -04:00
Thomas Harte
0d077691b0 Resolved warning. 2016-08-23 21:10:22 -04:00
Thomas Harte
38aec44d85 Made sufficient changes for the Vic itself to believe it can recast a PRG as a tape and insert it that way. So now the ball is in the court of: how the heck are Commodore tapes encoded? 2016-08-15 19:44:41 -04:00
Thomas Harte
6079d30e58 Eliminated waiting here — either the buffer can be enqueued now or it is dropped. 2016-08-14 16:20:24 -04:00
Thomas Harte
5373f6cc57 Completed setting of options, including mapping from country to ROM + television standard. 2016-08-14 14:23:08 -04:00
Thomas Harte
b5af1746d5 Added a through path to the Objective-C for setting region and memory size. 2016-08-14 14:14:59 -04:00
Thomas Harte
f15d89239f Made a stab at storage and restoration of country and memory size. 2016-08-14 14:00:08 -04:00
Thomas Harte
df77c2a20a Added the XIB side of wiring for region and memory size options. 2016-08-14 13:53:14 -04:00
Thomas Harte
12bad8f23f Turned the 6560 into an ordinary template, similar to the rest of the project, albeit right now with a fairly shonky internal implementation. Fixed a Mac-specific interface sizing issue. 2016-08-09 20:41:05 -04:00
Thomas Harte
285a288c80 Switched to two cycles of options loading, meaning that they get set before files are inserted. Might need some further work? 2016-08-07 21:48:09 -04:00
Thomas Harte
be54d8040e Made a first stab at having automatic loading be optional. But things are currently arranged such that the machine options are communicated too late to have an effect. So work to do. 2016-08-06 17:39:27 -04:00
Thomas Harte
58297f1baf Performed the basic metadata and routing for opening D64 files. Realised that I wasn't actually necessarily catching exceptions properly for all file opens, and fixed. 2016-08-01 07:09:15 -04:00
Thomas Harte
18744cd98b Slightly updated comments, switched to 1540 ROM so as very slightly to improve loading time. 2016-08-01 04:37:30 -04:00
Thomas Harte
6cfc514c2d Made the rote changes necessary to attempt to open and to supply a G64 to the Vic. 2016-07-10 12:57:17 -04:00
Thomas Harte
7cc4bf3fe7 Hit and hope is getting me nowhere. Time to unit test this thing. 2016-07-09 15:40:25 -04:00
Thomas Harte
81e6cc34e5 Per the ROM disassembly, the Vic's VIA outputs are inverted for the benefit of the serial bus. 2016-07-07 06:57:21 -04:00
Thomas Harte
1baf21827c Since the ROM is well disassembled, let's actually try to be a 1541 first. 2016-07-06 22:17:32 -04:00
Thomas Harte
d1eea6943d Ensured the 1540 ROM gets installed, at least. 2016-07-05 16:54:25 -04:00
Thomas Harte
47548dcedc Fixed an erroneous #import. 2016-07-05 16:39:31 -04:00
Thomas Harte
86dabd007b Furthered fleshing out of the 1540. Though it doesn't yet receive a ROM so won't even attempt to do anything meaningful. 2016-07-05 16:39:18 -04:00
Thomas Harte
0d3d0fbe4d Created a namespace for Commodore and an empty container file for the 1540[/1] implementation. 2016-07-05 13:28:27 -04:00
Thomas Harte
df4724eb3e Added a modal toggle allowing the keyboard to be switched between being a keyboard and being a joystick for the Vic. 2016-07-04 22:01:07 -04:00
Thomas Harte
88964ceac0 Eliminated plain pointer passing for object types. 2016-07-04 19:33:55 -04:00
Thomas Harte
6dbf16210b Switched protocol to meaningful name and corrected its omission from the repository. 2016-07-04 19:19:07 -04:00
Thomas Harte
6027cba95f Factored out the stuff of pushing a fast-loading option onwards and storing it within the user defaults. 2016-06-27 21:38:14 -04:00
Thomas Harte
9134e4de1f Added a partially-wired options menu for the VIC. 2016-06-27 18:49:53 -04:00
Thomas Harte
8741be5c84 Made the slightest possible effort to get TAPs opened and passed to the VIC. 2016-06-25 16:24:52 -04:00
Thomas Harte
ee19417ded Made an attempt quickly to implement parsing of the Commodore .TAP file format. 2016-06-25 16:09:32 -04:00
Thomas Harte
b8728285e7 An overridden getter looks more like this in Swift. 2016-06-23 21:09:34 -04:00
Thomas Harte
097a9caa95 Delegates are all nullable, naturally. 2016-06-23 09:37:49 -04:00
Thomas Harte
454e98302d Slight rearrangement plus a setting of the CSMachine delegate corrects audio after a clock rate change. 2016-06-20 22:18:41 -04:00
Thomas Harte
31b26b8118 Made a first attempt to implement the full top-to-bottom change of clock rates, giving the Atari the ability to change rate when it switches to PAL mode, as it should always have been. 2016-06-20 21:47:27 -04:00
Thomas Harte
3591479571 Fixed mismatch between initial tick box states and communicated switches; ensured they're visible upon launching a game. 2016-06-20 21:31:07 -04:00
Thomas Harte
6c3f5d2caf Fixed window sizing. 2016-06-19 21:40:35 -04:00
Thomas Harte
065ec618c4 Factored out and templated the 6532, finally taking the opportunity to add a means to control the on-console switches of an Atari 2600. 2016-06-19 19:36:34 -04:00
Thomas Harte
ef3ed1f436 Implemented full paste ability for any machine that is a typer. 2016-06-19 16:35:04 -04:00
Thomas Harte
090e92ad26 Making this large has very limited side effects. So why not? 2016-06-16 21:41:17 -04:00
Thomas Harte
3b71d1a309 Switched to a variable-length buffer based on attempting to hit approximately a certain quality of service. 2016-06-16 21:35:22 -04:00
Thomas Harte
2ee78d42b9 Made an attempt also to trigger updates upon audio packets being returned, and significantly to reduce the size and quantity of those. This should get down to 11ms latency if the output wave is 44100; I might need to scale up the buffer size as the sampling rate increases or this is going to get crazy at 192Khz. 2016-06-16 20:51:35 -04:00
Thomas Harte
00a9f1bf24 Fixed best-effort updater actually to run, finally moved clock rate announcement into the C++ side of things, started working on a mechanism to allow clock rate to be updated. 2016-06-16 20:39:46 -04:00
Thomas Harte
1921a6c469 Rewired the existing cause-an-update route from the OpenGLView through the best-effort updater. 2016-06-16 18:19:23 -04:00
Thomas Harte
530cf3dcbb Made an attempt to consolidate serialisation and clock rate adherence, allowing a floating-point clock rate. 2016-06-16 18:04:54 -04:00
Thomas Harte
ce59ad1911 Minor on-disk shuffle, to try to clarify ownership of responsibility. 2016-06-15 08:11:30 -04:00
Thomas Harte
45999f5b26 This should be strong. 2016-06-15 08:07:59 -04:00
Thomas Harte
e0baaf17f1 Added class prefix. 2016-06-15 08:07:25 -04:00
Thomas Harte
695dd2e9e3 Started upon a delegate protocol for the AudioQueue, resolving my use of a deprecated API while I'm at it. 2016-06-15 07:35:34 -04:00
Thomas Harte
a9036e7aa4 Increased buffering range of audio as a quick fix for now. Basically means: increased latency as a short-term fix. 2016-06-14 07:31:47 -04:00
Thomas Harte
fcf4b14344 Extended to allow floating-point sampling rates. Which makes sense. 2016-06-13 19:30:41 -04:00
Thomas Harte
4fec625b19 Minor cleaning, implemented clearAllKeys. 2016-06-12 10:38:21 -04:00
Thomas Harte
ec604f1414 Expanded mapped keys just a tiny bit further. 2016-06-12 10:35:47 -04:00
Thomas Harte
167ed9b8bb Added enough to load a PRG as a ROM. 2016-06-11 14:00:12 -04:00
Thomas Harte
d9b001d3fc Minor clean-ups. 2016-06-11 13:51:04 -04:00
Thomas Harte
3e8d383615 Improved key map. Possibly enough to type some basic BASIC? 2016-06-11 13:19:59 -04:00
Thomas Harte
d1731b1d26 Hacked my 6522 to work. Mistake is in not returning output as input when appropriate — i.e. that I'm ignoring data direction. Also fixed K and L keys. 2016-06-11 13:06:01 -04:00
Thomas Harte
271de23ee6 Ran on in and introduced a bunch more keys, hopefully to help to diagnose. 2016-06-11 12:26:19 -04:00
Thomas Harte
d7c1f5b18a Made an attempt at hooking up the '2' and '4' keys. A mostly unsuccessful attempt. 2 does nothing, 4 clears the screen. 2016-06-11 11:50:37 -04:00
Thomas Harte
0b221e773f Fixed ROM naming and sizes, ensured machines without sound outputs don't end up with an audio queue. 2016-06-05 11:20:05 -04:00
Thomas Harte
12243c40ad Kicking the ball a little further down the road, ROMs and PRGs now reach the actual emulated machine. 2016-06-05 09:06:59 -04:00
Thomas Harte
b29b2a5d08 Added forwarding of a loaded PRG from the Swift document to the wrapper. So I think that possibly completes the Swift side of things? 2016-06-05 09:01:32 -04:00
Thomas Harte
8052ce9223 System ROMs are now supplied to the Vic-20 wrapper, though they stop there. I also factored key forwarding out of the ElectronDocument and into the superclass, depending upon the child conforming to CSKeyboardMachine. 2016-06-05 08:53:05 -04:00
Thomas Harte
363e14a92f Reorganised system ROMs out of the Mac-specific folder, adjusted Mac code to expect to find them organised hierarchically (as how many os.roms am I going to have?) and added readme files to explain what's missing from the Git repository. 2016-06-05 08:33:01 -04:00
Thomas Harte
b10a06e700 A CRT is still absent but this moves the ball back into the C++ side's court. 2016-06-04 22:00:50 -04:00
Thomas Harte
06e1db8c85 This now gets as far as missing selectors. 2016-06-04 21:49:03 -04:00
Thomas Harte
eff28e95a4 Added XIB file. 2016-06-04 21:45:39 -04:00
Thomas Harte
404873fe58 Started sketching out infrastructure for Vic-20 support. 2016-06-04 21:43:50 -04:00
Thomas Harte
d6e8cd676a Trimmed and reordered just a little. 2016-06-04 16:02:16 -04:00
Thomas Harte
68a8851c52 Increased parallelism, allowing a simplification in the GL view. 2016-06-02 22:29:09 -04:00
Thomas Harte
e3b95b8d2b Back to asynchronous updates and drawing, to try to improve guarantees on audio latency; experimenting with whether other parts of the approach are fundamentally flawed; added a broad-phase for scheduled updates on the 2600. 2016-06-02 21:22:55 -04:00
Thomas Harte
11073daee1 Issues appear to be around timing generally. Working on it. 2016-06-02 20:15:48 -04:00
Thomas Harte
253e5a4203 With no regard to performance whatsoever, endeavoured to bring sound to the 2600. It's very scratchy, so something is wrong. 2016-06-02 19:50:16 -04:00
Thomas Harte
8623dc2833 Consolidated a little more within the common code, adding sampling rate selection based on querying the machine. 2016-06-01 19:04:07 -04:00
Thomas Harte
50543e9676 Minor factoring up: the audio queue is now pushed universally by MachineDocument. 2016-05-31 22:36:53 -04:00
Thomas Harte
c773c3a66c Started trying to clean up and consolidate on the Swift side of things but time is up for the day. 2016-05-31 22:32:38 -04:00
Thomas Harte
8dc66167be Made an attempt to consolidate the Objective-C++ side of things based on the incoming CRTMachine::Machine. 2016-05-31 22:16:20 -04:00
Thomas Harte
5c4f35e13f Finally started on generalising the C++ stuff so as to be able to be able to get a working audio binding on the OS-specific side without further repetition by factoring an appropriate protocol out from the Electron and sketching out the correct speaker class for the Atari. Added a method to ask it what a good output frequency would be. 2016-05-31 21:23:44 -04:00
Thomas Harte
40600b4bcb Made sprite placement consistent at least. Not necessarily yet correct. 2016-05-18 22:07:24 -04:00
Thomas Harte
3765c5fbb5 Fixed error that would prevent an interrupting frame from ever being drawn. 2016-05-18 21:45:35 -04:00
Thomas Harte
ddfc9910e5 Sought to draw in a standard serial arrangement as and when bandwidth allows it. 2016-05-09 07:17:12 -04:00
Thomas Harte
1bb92550f8 It's 2016. 2016-05-02 22:02:06 -04:00
Thomas Harte
6982e945fb Fixed those issues breaking GL state, I hope. 2016-05-01 16:17:52 -04:00
Thomas Harte
9b64f64db7 Attempted to normalise some style decisions.` 2016-04-24 22:32:24 -04:00
Thomas Harte
884755c560 Ensured the GL context is available when switching Atari 2600 output, and that it locks the output. 2016-04-24 20:56:21 -04:00
Thomas Harte
d221c712b0 Ensured GL context is active when destructing CRTOpenGL. 2016-04-24 20:34:25 -04:00
Thomas Harte
929cfc49cb Extended window for picking output frequency, attempted to consolidate CRT OpenGL timing uniforms for approprate resetting. 2016-04-24 18:58:31 -04:00
Thomas Harte
082003ed0a Reintroduced the CRT delegate and the 2600's automatic region switching. Albeit that the CRT itself doesn't adjust properly to new timings yet. 2016-04-24 18:36:22 -04:00
Thomas Harte
80a3169674 Started reviving the Atari 2600 emulation. Put new startup sequence into place. 2016-04-24 06:56:08 -04:00
Thomas Harte
9c89b668ae Made further attempts to improve synchronisation and interrelated timing between display and machine update. 2016-04-20 22:35:46 -04:00
Thomas Harte
7aa87723a9 Added: key states are all cleared if the window loses focus. Which resolves sticky key issues. Allowing me just to use command+option+O for options and map both command and option as FUNC. 2016-04-19 21:29:10 -04:00
Thomas Harte
d5bac2f04f Spotted error was in texture target all along. This now gets as far as showing something a lot like the correct display, but precision is way off. Way off. 2016-04-18 21:32:48 -04:00
Thomas Harte
86626bbd72 Switched key that maps to FUNC from command to option. Logic is that command may frequently be used for performing an action which changes the key window, in which case we won't realise if it is released. 2016-04-18 19:20:26 -04:00
Thomas Harte
f89308e913 Set the 'options' windows to hide on application deactivation so that they don't cluelessly sit on top of the rest of the system. 2016-04-18 19:14:58 -04:00
Thomas Harte
bf29c8e2bf Fixed mismatch in television/monitor selection, ticked view for drawing concurrently, since it can, removed stray space. 2016-04-18 19:01:15 -04:00
Thomas Harte
3d53f157de Output selection now takes effect. So I can stop accidentally committing changes back and forth. 2016-04-18 08:27:58 -04:00
Thomas Harte
94f148e212 Wired in options, at least getting as far as the Objective-C bridge. Then fast loading makes it to the emulated machine, display output type doesn't. 2016-04-18 08:21:00 -04:00
Thomas Harte
6158275ea7 Started adding an options panel. 2016-04-17 21:43:39 -04:00
Thomas Harte
499f7ace07 Re-enabled working video output for the Electron for the day and consolidated the rough metric I'm using to pick a number of taps for the audio filter. 2016-04-17 20:43:20 -04:00
Thomas Harte
104f44f27f Attempted to improve deinterlacing, gave the CRT full control over blend mode, switched back to 2000000Mhz audio. 2016-04-14 22:20:47 -04:00
Thomas Harte
2cc72169ff Ensured machines can nominate their own aspect ratio windows. Switched to 11/10 for the Electron. 2016-04-11 23:12:56 -04:00
Thomas Harte
7276a06cc0 Added a helper to calculate a visible rect based on output timings, used it to scale the Electron output up to the full window size. 2016-04-11 21:47:23 -04:00
Thomas Harte
e617bd2bb3 Turned audio quality up to the maximum, at least for now. 2016-04-06 21:12:22 -04:00
Thomas Harte
28e6517234 Switched away from tracking absolute time to tracking relative. 2016-04-06 20:46:00 -04:00
Thomas Harte
d4be4c4769 Of course, I want min. Not max. 2016-04-06 20:27:48 -04:00
Thomas Harte
fd1f6a7e1f Expanded on thinking. 2016-04-06 19:35:53 -04:00
Thomas Harte
e885438363 The penny has finally dropped that I can drive the CPU stuff in a manner completely decoupled from the GPU stuff. For much improved parallelisation. 2016-04-06 19:34:34 -04:00
Thomas Harte
4595741ab0 Made an attempt not to interrupt the display link queue too much when emulation is running slowly. 2016-04-04 20:22:33 -04:00
Thomas Harte
3038704977 Attempted to introduce a lowpass filter to the graphics output, reverted 6502 optimisations as seemingly not working. 2016-03-21 22:01:25 -04:00
Thomas Harte
5966ac845f Switched symbols and updated all-RAM 6502 in order to fix unit test target. 2016-03-20 22:48:56 -04:00
Thomas Harte
902017a962 Fixes: drop any processing backlog, try not to allow an Electron document to close mid-draw, perform a frame grab even if the emulated machine is over-processing, really really don't create a CRT until it's safe. 2016-03-20 18:42:37 -04:00
Thomas Harte
fb6fb5d948 Switched to two-phase setup to deal with OpenGL scheduling. 2016-03-20 13:50:13 -04:00
Thomas Harte
eabc382540 Fixed: of course I can't rely on the pointer to CVTimeStamp not becoming dangling during a queue jump. 2016-03-19 23:02:42 -04:00
Thomas Harte
4c5d66c317 Made sure GL context isn't activated until it's locked. 2016-03-19 22:54:56 -04:00
Thomas Harte
a546277f88 Added the simplest mechanism to decouple emulation from the display link queue. 2016-03-19 22:53:37 -04:00
Thomas Harte
9da7716c72 Attempted to simplify threading, thereby allowing machines to be constructed within a valid GL context, and started adding appropriate GL syncs. Which all oddly drops everything to a negligible FPS. Investigation will follow. 2016-03-19 22:46:17 -04:00
Thomas Harte
1c4acfb599 I think this is a prima facie acceptable implementation of the fast tape hack. 2016-03-13 17:39:53 -04:00
Thomas Harte
bb0cd89574 Got explicit about threading guarantees. 2016-03-13 13:38:03 -04:00
Thomas Harte
cfa616d593 Fixed: timing issue versus supplied test ROM was failure to include the Plus 1 ROM in the mix. 2016-03-12 11:51:20 -05:00
Thomas Harte
1e5fe2b2c1 Made an attempt to reestablish the Atari 2600 output connection despite various changes (TODO: generalise that stuff), and to start creating the composite shader. 2016-03-07 21:04:04 -05:00
Thomas Harte
41c09f8c3f Renamed CSCathodeRayView to CSOpenGLView as it no longer has any CRT-related responsibilities. It just does the GL and manages a serial dispatch queue. 2016-03-05 14:45:09 -05:00
Thomas Harte
95efeb1d56 Ensured all delegate and responder delegate messages occur on the same queue. 2016-03-05 14:35:47 -05:00
Thomas Harte
c754a6e45a Decoupled execution speed and frame rate; cleaned up. 2016-03-03 22:12:31 -05:00
Thomas Harte
60d35fa72b Requested multisampling, if available, rather than supersampling. 2016-02-27 22:46:31 -05:00
Thomas Harte
c7f54d649e Switched back down to two samples per pixel. Though one might do it. Need to investigate. 2016-02-18 23:21:25 -05:00
Thomas Harte
3ea0d04a1a -dealloc now blocks until all audio queue buffers are no longer playing. 2016-02-16 21:47:23 -05:00