41ad26f3a0
Save the current state.
5 years ago
Holger Wirtz
9821017104
Added tests for DC-filter.
5 years ago
Holger Wirtz
5a701c0ac5
Several fixes and additions for filtering chorus modulator nd output.
5 years ago
Holger Wirtz
52d5d52662
Next test.
5 years ago
b3c69d620b
Testing with two modulators (triangle and sine) added together.
5 years ago
Holger Wirtz
cf3218a09c
Added function for coeff-calculation.
5 years ago
Holger Wirtz
949975f9e2
Added URLs for demo code.
5 years ago
Holger Wirtz
242f7c72da
Fixing coefficients.
5 years ago
Holger Wirtz
d2506f0b74
Filter for modulator implemented again (just testing).
5 years ago
Holger Wirtz
2d348affa1
Simple 1st-order filter test, as BlackAddr sugested: https://forum.pjrc.com/threads/56532-Modulated-Delay-Chorus-Flanger?highlight=Chorus
5 years ago
Holger Wirtz
7e92a0b268
Trying again with Chamberlin filter for modulation to smooth the used
...
modulation waveform.
Renamed some vars for better reading.
Made the used core algorithm easier - hopefully it works and the sound is
better than before.
5 years ago
Holger Wirtz
384bbcb54a
Chorus fixes.
5 years ago
Holger Wirtz
b2cf72fae0
Added arm_biquad LP filter for modulation.
5 years ago
Holger Wirtz
9e6e5bca3a
Fixes.
5 years ago
016cd6231e
Removed chorus_intensity because modulator.amplitude can be used.
5 years ago
Holger Wirtz
f1c71120b2
Changed chorus mix-in.
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Small fixes for interpolation.
5 years ago
Holger Wirtz
becb55dec3
Code cleanup and small fixes.
5 years ago
6dd9bb923b
Removed code for spline interpolation.
5 years ago
Holger Wirtz
55b6718219
New try for linear interpolation.
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Added a lowpass after chorus output.
5 years ago
Holger Wirtz
9dec11226d
Several fixes.
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Hopefully working interpolation (Catmull currently does not work because of too high CPU usage and xruns).
5 years ago
Holger Wirtz
3c87c7f411
Added spline interpolation again.
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Using Teensy biquad lowpass for filtering the modulator signal.
5 years ago
Holger Wirtz
c5db956a3d
Removed Splie interpolation.
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Tried another calculation for filter coefficients.
5 years ago
Holger Wirtz
11a4168cf3
Testing with fixed values.
5 years ago
Holger Wirtz
0f3d4e14b9
Replaced own filter functions with CMSIS library function calls.
5 years ago
Holger Wirtz
84981851fc
Added IIR filter (1-order, 3-order) for filtering LP-filtering the mdulation
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signal at 5000 Hz (just for testing).
5 years ago
Holger Wirtz
5c987723d6
Fixed rounding of floats for working with negative numbers.
5 years ago
Holger Wirtz
29268ab1fa
Slightly better simple interpolation code.
6 years ago
Holger Wirtz
6b40071313
Optimizations.
6 years ago
Holger Wirtz
91df5f84a8
Fixes for the chorus.
6 years ago
d5430fe5a4
SMaller fixes and tests.
6 years ago
ab26969b4c
Trying spline interpolation and simple gauss filter.
6 years ago
4638551841
Fixes for chorus intensity and loading values at startup.
6 years ago
Holger Wirtz
938a7dd67b
Small fixes for chorus.
6 years ago
Holger Wirtz
30267eb805
Added inverter for second modulated delay as stereo chorus simulation.
6 years ago
Holger Wirtz
a6f913c888
Added effect functions for controllers.
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Smaller fixes.
6 years ago
Holger Wirtz
16411e79cb
Showing volume menu fixed.
6 years ago
Holger Wirtz
ad604d900e
Renaming files from *chorus to *delay.
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Fixing and optimizing code for modulated delay calculation.
6 years ago
Holger Wirtz
589785be5c
Several small but necessary fixes!
6 years ago
Holger Wirtz
23757f818a
Fixing types.
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Enabling chorus in etup() again.
Small fixes.
6 years ago
Holger Wirtz
bafeeb0cc2
Fixed storing and loading of sounds.
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Fixed Interpolation code for chorus.
Small fixes.
6 years ago
1ba03e24eb
Trying to fix interpolation problems...
6 years ago
Holger Wirtz
5b5acd8ba8
Replaced spline interpolation with interpolation from https://github.com/tuxcell/interpolationArduino
6 years ago
Holger Wirtz
9839477e05
Added spline interpolation functions.
6 years ago
71f7e1370d
Chorus works :-) but linear interpolation is not the best... will try
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splines...
6 years ago
fe67302b62
Small fixes.
6 years ago
Holger Wirtz
891d4d95ee
Next try for a Chorus (modulated delay).
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Fixed distortion due to too high loudness (volume) inside mdaEPiano.
6 years ago
Holger Wirtz
24b930e08d
Volume fixes.
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Started modulated chorus effect.
6 years ago
Holger Wirtz
