Method play

examples/src/Examples.hpp:82–121

struct ex_simple : 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 musicClip = MakeBusFromSampleFile("samples/stereo-music-clip.wav", argc, argv);
        if (!musicClip)
            return;

        std::shared_ptr<OscillatorNode> oscillator;
        std::shared_ptr<SampledAudioNode> musicClipNode;
        std::shared_ptr<GainNode> gain;

        oscillator = std::make_shared<OscillatorNode>(ac);
        gain = std::make_shared<GainNode>(ac);
        gain->gain()->setValue(0.5f);

        musicClipNode = std::make_shared<SampledAudioNode>(ac);
        {
            ContextRenderLock r(context.get(), "ex_simple");
            musicClipNode->setBus(r, musicClip);
        }
        context->connect(context->device(), musicClipNode, 0, 0);
        musicClipNode->schedule(0.0);

        // osc -> gain -> destination
        context->connect(gain, oscillator, 0, 0);
        context->connect(context->device(), gain, 0, 0);

        oscillator->frequency()->setValue(440.f);
        oscillator->setType(OscillatorType::SINE);
        oscillator->start(0.0f);

        _nodes.push_back(oscillator);
        _nodes.push_back(musicClipNode);
        _nodes.push_back(gain);

        Wait(6000);
    }
};