From 5172ef13c1e5949eb80ffced4e85f6cafbb5b173 Mon Sep 17 00:00:00 2001 From: Mick Grierson Date: Mon, 10 Oct 2011 03:01:47 +0100 Subject: tiny changes to example files --- maximilian_examples/15.polysynth.cpp | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) (limited to 'maximilian_examples') diff --git a/maximilian_examples/15.polysynth.cpp b/maximilian_examples/15.polysynth.cpp index 6c949ea..6cb5c44 100644 --- a/maximilian_examples/15.polysynth.cpp +++ b/maximilian_examples/15.polysynth.cpp @@ -1,8 +1,6 @@ #include "maximilian.h" //This shows how to use maximilian to build a polyphonic synth. -//Basically it's the same as the monsynth example only with arrays of objects -//and a voice allocation system //These are the synthesiser bits maxiOsc VCO1[6],VCO2[6],LFO1[6],LFO2[6]; @@ -30,6 +28,8 @@ void setup() {//some inits void play(double *output) { + mix=0;//we're adding up the samples each update and it makes sense to clear them each time first. + //so this first bit is just a basic metronome so we can hear what we're doing. currentCount=(int)timer.phasor(8);//this sets up a metronome that ticks 8 times a second @@ -44,14 +44,14 @@ void play(double *output) { pitch[voice]=voice+1; voice++; - lastCount=0;//set lastCount to 0 + lastCount=0; } //and this is where we build the synth for (int i=0; i<6; i++) { - + ADSRout[i]=ADSR[i].line(8,adsrEnv);//our ADSR env has 8 value/time pairs. @@ -61,12 +61,14 @@ void play(double *output) { VCO2out[i]=VCO2[i].pulse((110*pitch[i])+LFO1out[i],0.2);//here's VCO2. it's a pulse wave at 110hz with LFO modulation on the frequency, and width of 0.2 - VCFout[i]=VCF[i].lores((VCO1out[i]+VCO2out[i])*0.5, 250+(ADSRout[i]*15000), 10);//now we stick the VCO's into the VCF, using the ADSR as the filter cutoff + VCFout[i]=VCF[i].lores((VCO1out[i]+VCO2out[i])*0.5, 250+((pitch[i]+LFO1out[i])*1000), 10);//now we stick the VCO's into the VCF, using the ADSR as the filter cutoff mix+=VCFout[i]*ADSRout[i]/6;//finally we add the ADSR as an amplitude modulator } - *output=mix; + output[0]=mix*0.5;//left channel + output[1]=mix*0.5;//right channel + } -- cgit v1.3