diff options
Diffstat (limited to 'main.cpp')
| -rwxr-xr-x | main.cpp | 72 |
1 files changed, 49 insertions, 23 deletions
@@ -1,35 +1,61 @@ #include "maximilian.h" -maxiOsc myCounter,mySwitchableOsc;// -maxiSample beat; -int CurrentCount;// -double myOscOutput,myFilteredOutput;// -double myEnvelopeData[6] = {500,0,1000,500,0,500};//this data will be used to make an envelope. Value and time to value in ms. -maxiEnvelope myEnvelope; -maxiFilter myFilter; +//Bizarelly, this sounds a little bit like Kraftwerk's 'Metropolis', although it isn't. Funny that. + +maxiOsc sound,bass,timer,mod,lead,lead2,leadmod;//here are the synth bits +maxiEnv envelope, leadenvelope;//some envelopes +maxiFilter filter, filter2;//some filters +maxiDelayline delay;//a delay +convert mtof;//a method for converting midi notes to frequency +double bassout,leadout, delayout;//some variables to hold the data and pass it around +int trigger, trigger2, newnote;//some control variables +int currentCount,lastCount,playHead=0, currentChord=0;//some other control variables +int pitch[8]={57,57,59,60};//the bassline for the arpeggio +int chord[8]={0,0,7,2,5,5,0,0};//the root chords for the arpeggio +float currentPitch,leadPitch;//the final pitch variables + +//here's the lead line trigger array, followed by the pitches +int leadLineTrigger[256]={1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; +int leadLinePitch[15]={69,67,65,64,67,66,64,62,65,64,62,57,55,60,57}; + + void setup() {//some inits - myEnvelope.amplitude=myEnvelopeData[0]; //initialise the envelope - beat.load("/Users/mick/Documents/workspace/Maximilian/beat2.wav"); + } -void play(double *output) { +void play(double *output) {//this is where the magic happens. Very slow magic. - CurrentCount=myCounter.phasor(1, 1, 9);//phasor can take three arguments; frequency, start value and end value. + currentCount=(int)timer.phasor(9);//this sets up a metronome that ticks every so often - if (CurrentCount<5)//simple if statement - - myOscOutput=mySwitchableOsc.square(CurrentCount*100); + if (lastCount!=currentCount) {//if we have a new timer int this sample, play the sound + trigger=1;//play the arpeggiator line + trigger2=leadLineTrigger[playHead%256];//play the lead line + if (trigger2==1) {//if we are going to play a note + leadPitch=mtof.mtof(leadLinePitch[newnote]);//get the next pitch val + newnote++;//and iterate + if (newnote>14) { + newnote=0;//make sure we don't go over the edge of the array + } + } + currentPitch=mtof.mtof(pitch[(playHead%4)]+chord[currentChord%8]);//write the frequency val into currentPitch + playHead++;//iterate the playhead + if (playHead%32==0) {//wrap every 4 bars + currentChord++;//change the chord + } + //cout << "tick\n";//the clock ticks + lastCount=0;//set lastCount to 0 + } - else if (CurrentCount>=5)//and the 'else' bit. - - myOscOutput=mySwitchableOsc.saw(CurrentCount*50);//one osc object can produce whichever waveform you want. + bassout=filter2.lores(envelope.adsr(bass.saw(currentPitch*0.5)+sound.pulse(currentPitch*0.5,mod.phasor(1)),1,0.9995, 0.25, 0.9995, 1, trigger),9250,2);//new, simple ADSR. + leadout=filter.lores(leadenvelope.ar(lead2.saw(leadPitch*4)+lead.pulse(leadPitch+(leadmod.sinebuf(1.9)*1.5), 0.6), 0.00005, 0.999975, 50000, trigger2),5900,10);//leadline - if (CurrentCount==1) - - myEnvelope.trigger(0,myEnvelopeData[0]); //trigger the envelope + delayout=(leadout+(delay.dl(leadout, 14000, 0.8)*0.5))/2;//add some delay - myFilteredOutput=myFilter.lores(myOscOutput,(myEnvelope.line(6, myEnvelopeData)),10);//lores takes an audio input, a frequency and a resonance factor (1-100) + if(trigger!=0)trigger=0;//set the trigger to off if you want it to trigger immediately next time. - *output=myFilteredOutput/2+beat.play(-1.,0,beat.length);//point me at your speakers and fire. -} + + output[0]=(bassout+delayout)/2;//sum output + output[1]=(bassout+delayout)/2; + +}
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