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450 Commits

Author SHA1 Message Date
Chris Robinson
72e4b60374 Clamp the maximum normalized reference frequency too 2018-06-03 01:52:05 -07:00
Chris Robinson
48b265e136 Use a higher normalized frequency limit for the ring modulator 2018-06-02 00:02:14 -07:00
Chris Robinson
7865ebb6d5 Use the biquad high-pass in the ring modulator 2018-05-31 22:21:00 -07:00
Chris Robinson
f765099503 Slightly simplify the modulator square wave generator 2018-05-31 19:43:02 -07:00
Raulshc
1bba276aaf
EFX: Ring modulator fixes 
Change from unipolar to bipolar carrier signal in the Ring modulator effect.
 2018-05-31 15:47:47 +02:00
Chris Robinson
0b7f35b289 Avoid extra sample copies and storage in the modulator effect 2018-05-29 22:55:21 -07:00
Chris Robinson
46c59f382f Use fastf2i instead of manual rounding in another place 2018-05-29 22:49:45 -07:00
Chris Robinson
803d331711 Improve formatting of the hilbert function 2018-05-24 00:16:50 -07:00
Chris Robinson
c2a4a35c2e Use a tighter loop to handle the frequency shifter's fifo 2018-05-22 07:28:53 -07:00
Chris Robinson
f3d4220cab Use fixed point for the frequency shifter's phase 2018-05-22 07:02:14 -07:00
Chris Robinson
8219bb374d Fix a couple property variable names 2018-05-22 06:19:59 -07:00
Chris Robinson
80df89d0db Improve the frequency shifter output accum handling 2018-05-22 06:12:55 -07:00
Chris Robinson
ecdc58c1c9 Fix formatting and line endings 2018-05-22 05:59:03 -07:00
Raulshc
d3a81f4f28
EFX: Frequency Shifter implementation 
Add frequency shifter effect using discrete Hilbert transform. Only mono signal processing by now (LEFT_DIRECTION).
 2018-05-20 17:23:03 +02:00
Chris Robinson
2b9064cb6e Move the ALcomplex and FFT functions to a separate file 2018-05-15 18:31:41 -07:00
Chris Robinson
197e88cdcc Avoid using unsigned values for signed 2018-05-15 01:20:39 -07:00
Chris Robinson
43dccc8807 Add a faster double-to-int converter for x87 builds 2018-05-14 18:00:43 -07:00
Chris Robinson
be30e6bf8f Don't assume the FPU is round-to-zero in the pitch shifter 2018-05-04 04:53:50 -07:00
Chris Robinson
ac8dbd7a56 Add a specific function for truncating float-to-int conversions 2018-05-03 22:02:32 -07:00
Chris Robinson
af90d89b6b Use a fixed-point scale for the pitch shifter frequency index 2018-05-03 17:06:55 -07:00
Chris Robinson
1cc6983b96 Use doubles for the pitch shifter's FFTs and processing 2018-04-24 21:40:41 -07:00
Chris Robinson
9c5307a48a Rename BiquadState to BiquadFilter 2018-04-04 18:07:46 -07:00
Chris Robinson
869637af2e Apply biquad and T60 filters using transposed direct form II 2018-04-03 10:15:35 -07:00
Chris Robinson
f757fbce4d Fix Hanning -> Hann window name 2018-03-24 14:18:29 -07:00
Chris Robinson
413d55aaa5 Fix a couple comments about coordinate handedness 2018-03-24 07:02:27 -07:00
Raulshc
6d8062a2a7 EFX: Align some arrays used in intrinsics (#180) 2018-03-24 05:43:56 -07:00
Chris Robinson
6990478369 Rename ALfilterState/Type to BiquadState/Type 2018-03-23 14:52:59 -07:00
Chris Robinson
63c35248be Some formatting cleanup 2018-03-22 11:32:23 -07:00
Chris Robinson
6685e0a078 Don't use an ALsizei for a potentially negative value 2018-03-22 11:11:45 -07:00
Chris Robinson
7789cc8e32 Define the Hanning window globally once for the pitch shifter 2018-03-22 09:55:15 -07:00
Chris Robinson
1d6622aa2b Fix a delta phase offset calculation in the pitch shifter 
tmp can be negative, and &1 is not the same as %2 in that case.
 2018-03-22 08:56:48 -07:00
Chris Robinson
eeff730034 Hold some immediate values on the stack 2018-03-22 08:49:35 -07:00
Chris Robinson
23fd7451d0 Avoid some memset calls in the pitch shifter process loop 2018-03-22 08:49:22 -07:00
Chris Robinson
bc3a96308e Use appropriately-sized buffers for the pitch shifter 2018-03-22 08:05:48 -07:00
Chris Robinson
7a23330ffe Move the filter implementation to a separate directory 2018-03-22 07:05:40 -07:00
Chris Robinson
091e676db3 Move mixer sources into a sub-directory 2018-03-22 05:06:15 -07:00
Chris Robinson
6ad171781a Use the global MixSamples for the pitch shifter output 2018-03-22 03:13:09 -07:00
Chris Robinson
d157d66678 Change a parameter type to float since that's what it's used as 2018-03-22 02:13:40 -07:00
Chris Robinson
4da6364fc2 Slightly restructure the pitch-shifter process loop 2018-03-22 02:10:51 -07:00
Chris Robinson
7b95753cf7 Fix typo (Substraction -> Subtraction) and rename related function 2018-03-21 23:10:12 -07:00
Chris Robinson
0a6c17c544 Don't auto-attenuate the pitch shifter output 2018-03-21 09:32:04 -07:00
Chris Robinson
f11d7eeadf Don't use mutable fields for constant values 2018-03-21 09:23:58 -07:00
Chris Robinson
22a7bcd5ad Avoid placing a 2K sample buffer on the stack 2018-03-21 09:01:32 -07:00
Chris Robinson
ecc51c8c55 Clean up some code formatting in the pitch shifter source 
Clean up excessive newlines and extra-long comments, move static inline
definitions to their declarations.
 2018-03-21 08:56:26 -07:00
kcat
c40b4ce3f2
Merge pull request #177 from Raulshc/Pitch-shifter 
EFX:Pitch shifter
 2018-03-21 08:35:09 -07:00
Raulshc
c38854fe3d
EFX:Own size for pitch shifter buffers 2018-03-19 16:48:00 +01:00
Chris Robinson
df6e4617e4 Fix the reverb panning behavior to better fit the spec 
Previously it would attenuate the response from direction opposite to the
vector, whereas the property descriptions say it should simply move all
reflections toward the given direction.
 2018-03-19 06:41:38 -07:00
Raulshc
6fd23f0984
EFX:Pitch Shifter implementation 
Add pitch shifter effect using standard phase vocoder, based on work of Stephan Bernsee. Only mono signal processing by now.
 2018-03-18 17:47:17 +01:00
Chris Robinson
3fde27d890 Use a macro template to define similar functions 2018-03-15 00:28:49 -07:00
Chris Robinson
445f63f350 Remove an extraneous + 2018-03-14 23:59:20 -07:00