From 07f9f87431de192ca0741b5cb34b3ad297bbaff7 Mon Sep 17 00:00:00 2001 From: Mick Grierson Date: Sun, 9 Oct 2011 22:53:12 +0100 Subject: added monosynth example --- maximilian_examples/14.monosynth.cpp | 59 ++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100755 maximilian_examples/14.monosynth.cpp (limited to 'maximilian_examples') diff --git a/maximilian_examples/14.monosynth.cpp b/maximilian_examples/14.monosynth.cpp new file mode 100755 index 0000000..cd9cd46 --- /dev/null +++ b/maximilian_examples/14.monosynth.cpp @@ -0,0 +1,59 @@ +#include "maximilian.h" + +//This shows how to use maximilian to build a monophonic synth + +//These are the synthesiser bits +maxiOsc VCO1,VCO2,LFO1,LFO2; +maxiFilter VCF; +maxiEnvelope ADSR; + +//These are the control values for the envelope + +double adsrEnv[8]={1,5,0.125,250,0.125,125,0,500}; + +//This is a bunch of control signals so that we can hear something + +maxiOsc timer;//this is the metronome +int currentCount,lastCount;//these values are used to check if we have a new beat this sample + +//and these are some variables we can use to pass stuff around + +double VCO1out,VCO2out,LFO1out,LFO2out,VCFout,ADSRout; + + +void setup() {//some inits + + +} + +void play(double *output) { + + //so this first bit is just a basic metronome so we can hear what we're doing. + + currentCount=(int)timer.phasor(0.5);//this sets up a metronome that ticks every 2 seconds + + if (lastCount!=currentCount) {//if we have a new timer int this sample, play the sound + + ADSR.trigger(0, adsrEnv[0]);//trigger the envelope from the start + + cout << "tick\n";//ticking twice for some reason + + lastCount=currentCount;//set the last count to the current count + } + + //and this is where we build the synth + + + ADSRout=ADSR.line(8,adsrEnv);//our ADSR env has 8 value/time pairs. + + LFO1out=LFO1.sinebuf(0.2);//this lfo is a sinewave at 0.2 hz + + VCO1out=VCO1.pulse(55,0.6);//here's VCO1. it's a pulse wave at 55 hz, with a pulse width of 0.6 + VCO2out=VCO2.pulse(110+LFO1out,0.2);//here's VCO2. it's a pulse wave at 110hz with LFO modulation on the frequency, and width of 0.2 + + + VCFout=VCF.lores((VCO1out+VCO2out)*0.5, 250+(ADSRout*15000), 10);//now we stick the VCO's into the VCF, using the ADSR as the filter cutoff + + *output=VCFout*ADSRout;//finally we add the ADSR as an amplitude modulator + +} -- cgit v1.3