AuroraMiddleware/AuroraOpenALSoft
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1a57f095e8
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202 Commits

Author SHA1 Message Date
Chris Robinson
1a57f095e8 Hold global lock during mixing only when iterating device contexts 2010-01-11 03:57:49 -08:00
Chris Robinson
a0ef7be9a5 Improve layout parsing and allow using long names for speakers 2009-12-28 11:49:55 -08:00
Chris Robinson
7f0c6629b9 Use a 64-bit value to scale potentially-large numbers 2009-12-24 15:41:45 -08:00
Chris Robinson
ddfad996a9 Don't render mono as stereo 2009-12-21 02:59:30 -08:00
Chris Robinson
d786f99094 Scale samples down when converting stereo to mono 2009-12-21 02:27:25 -08:00
Chris Robinson
008563450c Improve some indentations 2009-12-20 21:50:00 -08:00
Chris Robinson
69c238a2e6 Properly retrieve the device frequency 2009-12-20 21:19:57 -08:00
Chris Robinson
56cc038603 Improve initial decay calculations for sends to reverb 2009-12-10 18:37:36 -08:00
Chris Robinson
4c83c689a8 Use the specified reverb air absorption value for wet sends 2009-12-10 18:22:45 -08:00
Chris Robinson
368ef1cea9 Store the source state locally after making sure it needs mixing 2009-12-09 11:56:53 -08:00
Chris Robinson
656a406377 Use an inline function to calculate the low-pass filter coefficient 2009-12-09 07:21:59 -08:00
Chris Robinson
5fcd6cc510 Split non-attenuated source calculations into a separate function 2009-12-09 07:02:26 -08:00
Chris Robinson
84d2d623b6 Add a head-dampening option 
This simulates occlusion of the player's head for sounds coming from behind,
when outputing to mono or stereo
 2009-12-08 14:18:07 -08:00
Chris Robinson
1694e5bd12 Store the original pre-clamped distance instead of re-computing it 2009-12-08 10:12:18 -08:00
Chris Robinson
5170e251f9 Use the correct wet filter history offset 2009-12-07 12:45:23 -08:00
Chris Robinson
4697e946d3 Internally store 32-bit float buffer data, and mix accordingly 2009-12-07 10:35:30 -08:00
Chris Robinson
8138446b8c Restrict setting some wet path values to active sends only 2009-12-06 03:59:12 -08:00
Chris Robinson
b5270e0bb3 Use a channel-map to specify the output device channel order 2009-12-02 04:03:51 -08:00
Chris Robinson
d5889a941f Clamp dry gain after cone attenuation is applied 2009-12-01 03:32:04 -08:00
Chris Robinson
98ce1d14c1 Update AL_EXTX_source_distance_model to require explicit enabling 
The in-progress spec has been updated to reflect this
 2009-11-27 20:05:21 -08:00
Chris Robinson
69f9ab88b9 Send multi-channel sources to auxiliary effect slots 
They are downmixed to mono using a volume-preserving scalar, and passed
through a 1-pole low-pass filter (not chained)
 2009-11-26 00:39:32 -08:00
Chris Robinson
658923175f Update source parameters only when they need changing 2009-11-25 16:21:47 -08:00
Chris Robinson
877f4340ba Base air absorption on distance attenuation, try 2 2009-11-24 21:19:11 -08:00
Chris Robinson
35a9ccb41f Revert "Base air absorption on the distance attenuation" 
This reverts commit c7c2f9385f.

Fundamentally wrong. The -6dB rolloff is every doubling of the distance, and
the (scaled) -0.05dB rolloff is supposed to be every additional unit.
 2009-11-24 01:39:34 -08:00
Chris Robinson
c7c2f9385f Base air absorption on the distance attenuation 2009-11-23 16:25:37 -08:00
Chris Robinson
cfb30fe975 Use a 4x4 matrix to transform coordinates 2009-11-23 04:13:51 -08:00
Chris Robinson
2d1b378ef2 Transform all relevant vectors for converting world-space to listener-space 2009-11-22 22:36:20 -08:00
Chris Robinson
fe37f1968d Better approximate the wet attenuation model for reverb 2009-11-19 11:06:41 -08:00
Chris Robinson
5f3c07ca3b Apply the reverb room rolloff factor for EAX reverb too 2009-11-19 10:29:10 -08:00
Chris Robinson
ff8e09495d Move aluCart2LUTpos to alu.h 2009-11-19 09:24:35 -08:00
Chris Robinson
fb258a7416 Properly lock the device when setting it disconnected 2009-11-01 09:29:20 -08:00
Chris Robinson
a3fcd67a82 Remove some unneeded buffer fields, make padding a constant amount 2009-10-25 08:31:28 -07:00
Chris Robinson
fe3a43e2d4 Remove the format and frequency from the source, get them manually 2009-10-25 06:26:19 -07:00
Chris Robinson
e095047b02 Small fixups 2009-10-25 06:16:21 -07:00
Chris Robinson
31a106344f Calculate more store only once per loop 2009-10-25 05:34:47 -07:00
Chris Robinson
b0a82aa420 Store the buffer format and frequency in the source when updated 2009-10-25 05:03:22 -07:00
Chris Robinson
c003d6032d Retreive and store source params once per mix update 2009-10-25 04:39:36 -07:00
Chris Robinson
1665595138 Remove unneeded bufferlistitem properties 2009-10-25 02:59:31 -07:00
Chris Robinson
921e7ac3e9 Store the buffer handle directly in the source and buffer queue list 2009-10-22 09:31:26 -07:00
Chris Robinson
8501fce38b Remove unused source fields 2009-10-21 15:40:09 -07:00
Chris Robinson
55d7984582 Set the calculated source parameters directly 2009-10-21 15:31:21 -07:00
Chris Robinson
8dbac9c0bd Store the calculated source parameters in the source struct 2009-10-21 14:25:54 -07:00
Chris Robinson
47b8510b0c Don't assume 16-bit samples 2009-10-21 13:50:53 -07:00
Chris Robinson
4e399b41cd Calculate source filter coefficients with the source parameters 2009-10-21 13:08:50 -07:00
Chris Robinson
bdec1e037f Remove unnecessary variable 2009-10-21 12:48:04 -07:00
Chris Robinson
75b65ab2a2 Remove the Frequency field from the context 2009-10-20 13:47:55 -07:00
Chris Robinson
eca8825ab4 Explicitly suspend the context being processed for mixing 2009-10-20 13:38:02 -07:00
Chris Robinson
93361118b7 Store a device's contexts in a dynamic array 2009-10-20 11:54:04 -07:00
Chris Robinson
50f963f6c6 Don't try to clamp the listener-to-source velocity for local sources 
Local sources will always have a 0 VLS value
 2009-10-20 11:03:16 -07:00
Chris Robinson
67c3e47ed4 Avoid handling NaN when scaling float samples for output 2009-10-20 09:48:09 -07:00