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        void ofApp::setup(){
    manager.setup();
    manager.toggleDebugUI();

    playing = true;
    note = 60;
    
    for(int i = 0; i < 4; i++){
        chains.push_back(chain);
    }
    
    for(int i = 0; i < chains.size(); i++){
        manager.add(&chains.at(i), "tal-" + ofToString(i), ofColor::fromHsb((i * 255 / chains.size()), 255, 255));
        chains.at(i).midi()->sendNoteOn(1, note);
    }
    
    bpm.setBpm(160);
    ofAddListener(bpm.beatEvent, this, &ofApp::play);
    bpm.start();
}

void ofApp::play(void){
    if(playing) {
        for(int i = 0; i < chains.size(); i++){
            val = currentChain == i ? 1 : 0;
            chains.at(i).getSynth()->set(TALNoiseMaker_volume, val);
        }

        currentChain = currentChain == chains.size() - 1 ? 0 : currentChain + 1;
    }
}

void ofApp::togglePlaying() {
    playing = !playing;
    if(!playing) {
        for(int i = 0; i < chains.size(); i++){
            chains.at(i).midi()->sendNoteOff(1, note);
        }
    }
}

void ofApp::update(){
    manager.update();
    
    val = ofMap(cos(ofGetFrameNum() * 0.04), -1, 1, 0, 1);
    chains.at(0).getSynth()->set(TALNoiseMaker_osc1tune, val);
}