Feature/voice allocator

release-packaging/Classes/FluidBufVoiceAllocator.sc

@@ -0,0 +1,62 @@
+FluidBufVoiceAllocator : FluidBufProcessor {
+	*kr  { |sourceA, startFrameA = 0, numFramesA = -1, startChanA = 0, numChansA = -1, sourceB, startFrameB = 0, numFramesB = -1, startChanB = 0, numChansB = -1, destA, destB, destC, numVoices = 1, prioritisedVoices = 0, birthLowThreshold = -24, birthHighThreshold = -60, minTrackLen = 1, trackMagRange = 15, trackFreqRange = 50, trackProb = 0.5, trig = 1, blocking = 0|
+
+		sourceA.isNil.if {"FluidBufVoiceAllocator:  Invalid source 1 buffer".throw};
+		sourceB.isNil.if {"FluidBufVoiceAllocator:  Invalid source 2 buffer".throw};
+		sourceA = sourceA.asUGenInput;
+		sourceB = sourceB.asUGenInput;
+
+		destA.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destB.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destC.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destA = destA.asUGenInput;
+		destB = destB.asUGenInput;
+		destC = destC.asUGenInput;
+
+		^FluidProxyUgen.kr(this.objectClassName++\Trigger, -1, sourceA, startFrameA, numFramesA, startChanA, numChansA, sourceB, startFrameB, numFramesB, startChanB, numChansB, destA, destB, destC, numVoices, numVoices, prioritisedVoices, birthLowThreshold, birthHighThreshold, minTrackLen, trackMagRange, trackFreqRange, trackProb, trig, blocking);
+	}
+
+	*process { |server, sourceA, startFrameA = 0, numFramesA = -1, startChanA = 0, numChansA = -1, sourceB, startFrameB = 0, numFramesB = -1, startChanB = 0, numChansB = -1, destA, destB, destC, numVoices = 1, prioritisedVoices = 0, birthLowThreshold = -24, birthHighThreshold = -60, minTrackLen = 1, trackMagRange = 15, trackFreqRange = 50, trackProb = 0.5, freeWhenDone = true, action|
+
+		sourceA.isNil.if {"FluidBufVoiceAllocator:  Invalid source 1 buffer".throw};
+		sourceB.isNil.if {"FluidBufVoiceAllocator:  Invalid source 2 buffer".throw};
+		sourceA = sourceA.asUGenInput;
+		sourceB = sourceB.asUGenInput;
+
+		destA.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destB.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destC.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destA = destA.asUGenInput;
+		destB = destB.asUGenInput;
+		destC = destC.asUGenInput;
+
+		^this.new(
+			server, nil, [destA, destB, destC]
+		).processList(
+			[sourceA, startFrameA, numFramesA, startChanA, numChansA, sourceB, startFrameB, numFramesB, startChanB, numChansB, destA, destB, destC, numVoices, numVoices, prioritisedVoices, birthLowThreshold, birthHighThreshold, minTrackLen, trackMagRange, trackFreqRange, trackProb, 0], freeWhenDone, action
+		)
+	}
+
+	*processBlocking { |server, sourceA, startFrameA = 0, numFramesA = -1, startChanA = 0, numChansA = -1, sourceB, startFrameB = 0, numFramesB = -1, startChanB = 0, numChansB = -1, destA, destB, destC, numVoices = 1, prioritisedVoices = 0, birthLowThreshold = -24, birthHighThreshold = -60, minTrackLen = 1, trackMagRange = 15, trackFreqRange = 50, trackProb = 0.5, freeWhenDone = true, action|
+
+		sourceA.isNil.if {"FluidBufVoiceAllocator:  Invalid source 1 buffer".throw};
+		sourceB.isNil.if {"FluidBufVoiceAllocator:  Invalid source 2 buffer".throw};
+		sourceA = sourceA.asUGenInput;
+		sourceB = sourceB.asUGenInput;
+
+		destA.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destB.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destC.isNil.if {"FluidBufVoiceAllocator:  Invalid destination buffer".throw};
+		destA = destA.asUGenInput;
+		destB = destB.asUGenInput;
+		destC = destC.asUGenInput;
+
+		^this.new(
+			server, nil, [destA, destB, destC]
+		).processList(
+			[sourceA, startFrameA, numFramesA, startChanA, numChansA, sourceB, startFrameB, numFramesB, startChanB, numChansB, destA, destB, destC, numVoices, numVoices, prioritisedVoices, birthLowThreshold, birthHighThreshold, minTrackLen, trackMagRange, trackFreqRange, trackProb, 1], freeWhenDone, action
+		)
+	}
+}
+
+FluidBufVoiceAllocatorTrigger : FluidProxyUgen {}

release-packaging/Classes/FluidVoiceAllocator.sc

@@ -0,0 +1,37 @@
+FluidVoiceAllocator : MultiOutUGen {
+
+	*kr { arg in, in2, numVoices = 1, prioritisedVoices = 0, birthLowThreshold = -24, birthHighThreshold = -60, minTrackLen = 1, trackMagRange = 15, trackFreqRange = 50, trackProb = 0.5, maxNumVoices;
+
+		maxNumVoices = maxNumVoices ? numVoices;
+
+		^this.multiNew('control',*(in.asArray ++ in2.asArray ++ numVoices ++ maxNumVoices ++ prioritisedVoices ++ birthLowThreshold ++ birthHighThreshold ++ minTrackLen ++ trackMagRange ++ trackFreqRange ++ trackProb)).reshape(3,maxNumVoices);
+	}
+
+	init {arg ...theInputs;
+		inputs = theInputs;
+		this.specialIndex = (inputs.size - 10).max(0);
+		^this.initOutputs(inputs[inputs.size - 8] * 3,rate);
+	}
+
+	checkInputs {
+		if(((inputs.size - 9).mod(2)) != 0) {
+		^(": the 2 input arrays must be of equal length.");
+		};
+		^this.checkValidInputs;
+	}
+
+	initOutputs{|numChans,rate|
+		if(numChans.isNil or: {numChans < 1})
+		{
+			Error("No input channels").throw
+		};
+
+		channels = Array.fill(numChans, { |i|
+			OutputProxy('control',this,i);
+		});
+		^channels
+	}
+
+	numOutputs { ^(channels.size); }
+}
+