BogaudioModules

commit 711816e0266e5be603c0b17b6c8be77cb4999ed5
parent aa49a377cf1cdc285d0ce6e0ecdfbb5d121dba6d
Author: Matt Demanett <matt@demanett.net>
Date:   Wed,  1 Jan 2025 10:57:28 -0800

Fix LLFO to produce different stepped output values per channel when used polyphonically; new behavior matches LFO. #242

Diffstat:
M
src/LLFO.cpp
 | 
9
+++++++--
M
src/LLFO.hpp
 | 
2
+-

2 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/src/LLFO.cpp b/src/LLFO.cpp
@@ -122,7 +122,7 @@ void LLFO::modulate() {
 			break;
 		}
 		case STEPPED_WAVE: {
-			_oscillator = &_stepped;
+			_oscillator = NULL;
 			_samplingEnabled = false;
 			break;
 		}
@@ -173,7 +173,12 @@ void LLFO::processChannel(const ProcessArgs& args, int c) {
 		}
 	}
 	if (!useSample) {
-		_currentSample[c] = _oscillator->nextFromPhasor(_phasor[c]) * amplitude * _scale;
+		Phasor* oscillator = _oscillator;
+		if (!oscillator) {
+			assert(_wave == STEPPED_WAVE);
+			oscillator = &_stepped[c];
+		}
+		_currentSample[c] = oscillator->nextFromPhasor(_phasor[c]) * amplitude * _scale;
 		if (_invert) {
 			_currentSample[c] = -_currentSample[c];
 		}
diff --git a/src/LLFO.hpp b/src/LLFO.hpp
@@ -76,7 +76,7 @@ struct LLFO : LFOBase {
 	TriangleOscillator _triangle;
 	SawOscillator _ramp;
 	SquareOscillator _square;
-	SteppedRandomOscillator _stepped;
+	SteppedRandomOscillator _stepped[maxChannels];
 	bool _invert;
 	Phasor* _oscillator;
 	bool _samplingEnabled = false;