Method play

examples/src/Examples.hpp:1496–1536

struct ex_granulation_node : public labsound_example
{
    virtual void play(int argc, char** argv) override final
    {
        const auto defaultAudioDeviceConfigurations = GetDefaultAudioDeviceConfiguration();
        context = lab::MakeRealtimeAudioContext(defaultAudioDeviceConfigurations.second, defaultAudioDeviceConfigurations.first);
        lab::AudioContext& ac = *context.get();

        auto grain_source = MakeBusFromSampleFile("samples/voice.ogg", argc, argv);
        if (!grain_source)
            return;

        std::shared_ptr<GranulationNode> granulation_node(new GranulationNode(ac));
        std::shared_ptr<GainNode> gain(new GainNode(ac));
        std::shared_ptr<RecorderNode> recorder;
        gain->gain()->setValue(0.75f);
        granulation_node->numGrains->setValue(20.f);

        {
            ContextRenderLock r(context.get(), "ex_granulation_node");
            recorder = std::make_shared<RecorderNode>(ac, defaultAudioDeviceConfigurations.second);
            context->addAutomaticPullNode(recorder);
            recorder->startRecording();
            granulation_node->setGrainSource(r, grain_source);
        }

        context->connect(gain, granulation_node, 0, 0);
        context->connect(context->device(), gain, 0, 0);
        context->connect(recorder, gain, 0, 0);

        granulation_node->start(0.0f);

        _nodes.push_back(granulation_node);
        _nodes.push_back(gain);
        _nodes.push_back(recorder);
        
        //AddMonitorNodes();  // testing
        Wait(10000);

        recorder->stopRecording();
        context->removeAutomaticPullNode(recorder);
        recorder->writeRecordingToWav("ex_granulation_node.wav", false);
    }
};

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