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249 Commits

Author SHA1 Message Date
Chris Robinson
c5fbc9f05c Define GUIDs in ALc.c instead of the individual backend source files 2011-05-15 21:47:50 -07:00
Chris Robinson
2940b0f390 Add a skeleton backend for MMDevApi 2011-05-15 20:26:25 -07:00
Chris Robinson
b3902c8950 Add functions to get strings from the device format 2011-05-15 04:03:15 -07:00
Chris Robinson
c39f27d5f8 Set the duplicate-stereo flag properly after the device format is reset 2011-05-13 21:27:46 -07:00
Chris Robinson
c9ac4f06ff Remove an unused macro and rename another 2011-05-07 04:35:49 -07:00
Chris Robinson
a8fdcd30a5 Some minor cleanups 2011-05-07 04:31:43 -07:00
Chris Robinson
db3cb23c1d Add an option to reverse Z panning of mono sources 
Applications that are not built around OpenAL's orientation system need to
convert their given vectors to it. Depending on how this is done, it can lead
to proper stereo (left-right) panning with improper surround sound (front-back)
panning, which thusly sounds correct with stereo output and incorrect with 4+
channel output.

This option is intended to help fix playback of such applications on surround
sound systems, without having to resort to forcing stereo output.
 2011-05-07 03:54:46 -07:00
Chris Robinson
eef41e76d7 Don't clear the request flag if a new context doesn't specify a frequency 2011-05-06 01:50:19 -07:00
Chris Robinson
d583f7f307 Update sources automatically when device parameters change 2011-05-06 01:06:01 -07:00
Chris Robinson
1363e044ac Remove the head_dampen option 
Now that HRTF is properly supported, it's not needed
 2011-05-06 00:38:10 -07:00
Chris Robinson
7832a6d1d8 Add a warning when HRTF is disabled 2011-05-03 20:23:35 -07:00
Chris Robinson
679f2480c9 Add a device flag for channel config requests 2011-05-03 17:11:07 -07:00
Chris Robinson
ba236ad108 Add a frequency-request device flag 2011-05-03 02:29:26 -07:00
Chris Robinson
eea86ab891 Use flags instead of separate bools 2011-05-01 18:18:37 -07:00
Chris Robinson
c9c965ef85 Add a device flag for enabling HRTF 2011-05-01 13:19:23 -07:00
Chris Robinson
63f07db303 Add the SOFT moniker for the loopback extension functions and enums 2011-04-28 11:37:23 -07:00
Chris Robinson
c031b4d5d0 Allow MSVC to build a static lib 
Based on a patch by Michał Cichoń <michcic@gmail.com>
 2011-04-27 16:33:44 -07:00
Chris Robinson
543134a6d2 Add loopback device properties to the ALCenum list 2011-04-27 12:18:24 -07:00
Chris Robinson
ab2626f9df Add a couple in-progress extensions to the extension lists 2011-04-27 12:15:16 -07:00
Chris Robinson
d50f9249d6 Add support for packed 24-bit samples 2011-04-26 18:17:50 -07:00
Chris Robinson
10a9753183 Add a compatibility option to treat cone angles as half angles 
All previous versions of the library treated the source cone angles as half
angles, which is contrary to the spec. Setting the __ALSOFT_HALF_ANGLE_CONES
environment variable to "true" or "1" restores the buggy behavior for
compatibility with applications that expect it.

This is not a config file option because new apps should not be made to depend
on the old behavior.
 2011-04-22 23:17:27 -07:00
Chris Robinson
936acf8c10 Allow the buffer_samples API to be retrieved 2011-04-10 09:48:37 -07:00
Chris Robinson
2f7de9d696 Add alBufferSamplesSOFT, as an initial start to AL_SOFT_buffer_samples 2011-03-16 11:29:22 -07:00
Chris Robinson
d6c8bb35b4 Add a CoreAudio backend 
Code courtesy of Garin Hiebert <garinh@cheesetoast.net>
 2011-03-15 04:58:56 -07:00
Chris Robinson
8249dc8559 Combine multiple lists into one 2011-03-12 20:37:22 -08:00
Chris Robinson
73123bc313 Add support for ALC_EXT_DEDICATED 2011-03-12 20:11:25 -08:00
Chris Robinson
66ee3bc217 Better protect the device for multi-threading access 2011-03-12 06:23:17 -08:00
Chris Robinson
031a2a1b1e Implement a basic non-real-time loopback device 
Currently it behaves just like a normal device except contexts are only
processed during calls to alcRenderSamples. Additionally, the ALC_SYNC and
ALC_REFRESH context attributes are not valid for these devices, and there are
two new context attributes to specify the rendering format: ALC_FORMAT_TYPE
and ALC_FORMAT_CHANNELS. These each take one of the type and channel enums
added.
This stuff is subject to change.
 2011-03-11 00:13:44 -08:00
Chris Robinson
d9126eeb2c Finalize the loop points extension as AL_SOFT_loop_points 2011-02-09 22:54:12 -08:00
Chris Robinson
6c4add67e1 Don't duplicate the device list append function 2011-01-23 23:16:55 -08:00
Chris Robinson
88e3a22772 Separate device format into 'channel config' and 'sample type' components 2010-12-04 19:50:00 -08:00
Chris Robinson
0bf7716332 Remove incomplete EXT_buffer_sub_data, as it's (temporarily) superceded by SOFT_buffer_sub_data 
The EXT version can come back when other implementations take an interest
 2010-12-02 01:46:43 -08:00
Chris Robinson
3339e5dc6a Use memcpy to copy a string instead of sprintf 2010-12-02 01:12:49 -08:00
Chris Robinson
30b3f68ddf Make a function static 2010-12-02 01:05:29 -08:00
Chris Robinson
9e8fb89a52 Rename OUTPUTCHANNELS to something more descriptive 2010-12-01 18:33:17 -08:00
Chris Robinson
da4f5c6f96 Uninline some functions 
Also add -Winline to the compiler command line to watch for future inline problems
 2010-11-28 19:52:17 -08:00
Chris Robinson
f09ae196a8 Avoid making Resampler[Pre]Padding static 2010-11-28 17:37:14 -08:00
Chris Robinson
490d1c6a8e Prefer GCC's constructor, even in Windows 2010-11-28 14:27:07 -08:00
Chris Robinson
a7b4e0b5c5 Get rid of the device timer stuff 2010-11-21 06:32:59 -08:00
Chris Robinson
4c576631ad Hide AL_EXTX_sample_buffer_object 
It hasn't been going anywhere, and it's current use is dubious. Leave the code
in for now, but it may be removed later.
 2010-11-21 02:36:34 -08:00
Chris Robinson
65e033c64b Increase the max number of source sends to 4, and decrease the default to 1 2010-11-06 15:08:54 -07:00
Chris Robinson
03f56419d0 Duplicate stereo sources by default 
The mixer is smart enough now to handle proper volume adjustments depending on
the number of output speakers
 2010-09-22 11:09:34 -07:00
Chris Robinson
2d4453968d Implement AL_SOFT_buffer_sub_data using the current AL_EXT_buffer_sub_data spec 
This extension can be useful for some applications, but a full EXT version may
not be ready for some time. Using the SOFT moniker will help differentiate it
in case changes need to be done for the EXT version.
 2010-09-21 09:43:35 -07:00
Chris Robinson
e5cae87502 Handle clicks by watching changes between updates 2010-08-16 14:53:21 -07:00
Chris Robinson
b65bc45236 Add a corrective, click-remval sample value offset 
This will hopefully be more effective and rebust at removing clicks and pops,
particularly from starts and stops in the middle of a sound. Based on an idea
by Ben Davis.
 2010-08-14 21:30:14 -07:00
Chris Robinson
928572d384 Start the device when creating a context without specified attributes 2010-08-12 17:24:55 -07:00
Chris Robinson
2ed929eadc Update device parameters using a separate function 2010-08-09 00:28:48 -07:00
Chris Robinson
f1924fa7ea Decrement context count when it's removed from the list 2010-08-08 02:48:28 -07:00
Chris Robinson
df822513fa Don't re-init and re-allocate some stuff when the device is left running 2010-08-07 09:13:51 -07:00
Chris Robinson
d9d8319c22 Effectslot's Effectstate should never be NULL 2010-08-06 04:52:34 -07:00