Mex: gate in acts as a SchmittTrigger

Muxlicer: removed leftover debug message

README.md

@@ -15,4 +15,4 @@ We have tried to make the VCV implementations as authentic as possible, however
 
 * Chopping Kinky hardward is DC coupled, but we add the option (default disabled) to remove this offset.
 
-* The hardware Muxlicer assigns multiple functions to the "Speed Div/Mult" dial, that cannot be reproduced with a single mouse click. Some of these have been moved to the context menu, specifically: quadratic gates, the "All In" normalled voltage, and the output clock division/mult.
+* The hardware Muxlicer assigns multiple functions to the "Speed Div/Mult" dial, that cannot be reproduced with a single mouse click. Some of these have been moved to the context menu, specifically: quadratic gates, the "All In" normalled voltage, and the input/output clock division/mult. The "Speed Div/Mult" dial remains only as a tap-tempo button.

src/Mex.cpp

@@ -25,6 +25,7 @@ struct Mex : Module {
 	};
 
 	MexMessage leftMessages[2] = {};
+	dsp::SchmittTrigger gateInTrigger;
 
 	Mex() {
 		config(NUM_PARAMS, NUM_INPUTS, NUM_OUTPUTS, NUM_LIGHTS);
@@ -57,7 +58,17 @@ struct Mex : Module {
 					gate = message->allGates;
 				}
 				else if (state == GATE_IN_MODE) {
-					gate = inputs[GATE_IN_INPUT].getNormalVoltage(message->outputClock);
+					// gate in will convert non-gate signals to gates (via schmitt trigger)
+					// if input is present
+					if (inputs[GATE_IN_INPUT].isConnected()) {
+						gateInTrigger.process(inputs[GATE_IN_INPUT].getVoltage());
+						gate = 10.f * gateInTrigger.isHigh();
+					}
+					// otherwise the main Muxlicer output clock (including divisions/multiplications)
+					// is normalled in
+					else {
+						gate = message->outputClock;
+					}					
 				}
 
 				lights[currentStep].setBrightness(gate);

src/Muxlicer.cpp

@@ -432,10 +432,7 @@ struct Muxlicer : Module {
 			const float stepVolume = params[LEVEL_PARAMS + addressIndex].getValue();
 			for (int c = 0; c < numActiveEngines; c += 4) {
 				const float_4 allInValue = inputs[ALL_INPUT].getNormalPolyVoltageSimd<float_4>((float_4) allInNormalVoltage, c);
-				const float_4 stepValue = inputs[MUX_INPUTS + addressIndex].getNormalPolyVoltageSimd<float_4>(allInValue, c) * stepVolume;
-				if (c == 0) {
-					DEBUG(string::f("%f %f %d", allInValue[0], stepValue[0], addressIndex).c_str());
-				}
+				const float_4 stepValue = inputs[MUX_INPUTS + addressIndex].getNormalPolyVoltageSimd<float_4>(allInValue, c) * stepVolume;				
 				outputs[COM_OUTPUT].setVoltageSimd(stepValue, c);
 			}
 			outputs[COM_OUTPUT].setChannels(numActiveEngines);