diff options
Diffstat (limited to 'main.cpp')
| -rwxr-xr-x | main.cpp | 71 |
1 files changed, 9 insertions, 62 deletions
@@ -1,74 +1,21 @@ #include "maximilian.h" -//This shows how to use maximilian to build a polyphonic synth. - -//These are the synthesiser bits -maxiOsc VCO1[6],VCO2[6],LFO1[6],LFO2[6]; -maxiFilter VCF[6]; -maxiEnvelope ADSR[6]; - -//These are the control values for the envelope - -double adsrEnv[8]={1,5,0.125,100,0.125,200,0,1000}; - -//This is a bunch of control signals so that we can hear something - -maxiOsc timer;//this is the metronome -int currentCount,lastCount,voice=0;//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[6],VCO2out[6],LFO1out[6],LFO2out[6],VCFout[6],ADSRout[6],mix,pitch[6]; - +maxiSample beats; //We give our sample a name. It's called beats this time. We could have loads of them, but they have to have different names. void setup() {//some inits + beats.load("/Users/mickgrierson/Documents/workspace/Maximilian/beat2.wav");//load in your samples. Provide the full path to a wav file. + printf("Summary:\n%s", beats.getSummary());//get info on samples if you like. } -void play(double *output) { - - mix=0;//we're adding up the samples each update and it makes sense to clear them each time first. +void play(double *output) {//this is where the magic happens. Very slow magic. - //so this first bit is just a basic metronome so we can hear what we're doing. + *output=beats.play();//just play the file. Looping is default for all play functions. + // *output=beats.play(0.69);//play the file with a speed setting. 1. is normal speed. + // *output=beats.play(0.5,0,44100);//linear interpolationplay with a frequency input, start point and end point. Useful for syncing. + // *output=beats.play4(0.5,0,44100);//cubic interpolation play with a frequency input, start point and end point. Useful for syncing. - currentCount=(int)timer.phasor(8);//this sets up a metronome that ticks 8 times a second - if (lastCount!=currentCount) {//if we have a new timer int this sample, play the sound - - if (voice==6) { - voice=0; - } - - ADSR[voice].trigger(0, adsrEnv[0]);//trigger the envelope from the start - pitch[voice]=voice+1; - voice++; - - 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. - - LFO1out[i]=LFO1[i].sinebuf(0.2);//this lfo is a sinewave at 0.2 hz - - VCO1out[i]=VCO1[i].pulse(55*pitch[i],0.6);//here's VCO1. it's a pulse wave at 55 hz, with a pulse width of 0.6 - 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+((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[0]=mix*0.5; - output[1]=mix*0.5; - } + |