Fluid Pulse

// SynthDef for layered detuned oscillators
SynthDef(\fluidPulse, { |out=0, freq=440, detune=0, amp=0.5, gate=1|
    var env = EnvGen.kr(Env.perc(0.01, 0.5), gate, doneAction: 2);
    var osc1 = SinOsc.ar(freq * (1 + detune * 0.01), 0, 0.3);
    var osc2 = SinOsc.ar(freq * (1 - detune * 0.01), 0, 0.3);
    var osc3 = SinOsc.ar(freq * 2, 0, 0.2);
    var mix = (osc1 + osc2 + osc3) * 0.33;
    var filtered = LPF.ar(mix, 800 + 500 * env);
    var effected = FreeVerb.ar(filtered, 0.7, 0.8, 0.8);
    Out.ar(out, effected ! 2);
}).writeDefFile;

// Score with layered detuned oscillators and smooth transitions
Score([
    [0.0, [\s_new, \fluidPulse, 1001, 0, 0, \freq, 220, \detune, 5, \amp, 0.4]],
    [1.0, [\s_new, \fluidPulse, 1002, 0, 0, \freq, 261.63, \detune, 3, \amp, 0.3]],
    [2.0, [\s_new, \fluidPulse, 1003, 0, 0, \freq, 330, \detune, 7, \amp, 0.5]],
    [3.0, [\s_new, \fluidPulse, 1004, 0, 0, \freq, 392, \detune, 2, \amp, 0.4]],
    [4.0, [\n_set, 1001, \gate, 0]],
    [4.0, [\n_set, 1002, \gate, 0]],
    [4.0, [\n_set, 1003, \gate, 0]],
    [4.0, [\n_set, 1004, \gate, 0]],
    [4.0, [\s_new, \fluidPulse, 1005, 0, 0, \freq, 440, \detune, 4, \amp, 0.3]],
    [5.0, [\s_new, \fluidPulse, 1006, 0, 0, \freq, 523.25, \detune, 6, \amp, 0.4]],
    [6.0, [\s_new, \fluidPulse, 1007, 0, 0, \freq, 660, \detune, 3, \amp, 0.5]],
    [7.0, [\s_new, \fluidPulse, 1008, 0, 0, \freq, 784, \detune, 5, \amp, 0.4]],
    [8.0, [\n_set, 1005, \gate, 0]],
    [8.0, [\n_set, 1006, \gate, 0]],
    [8.0, [\n_set, 1007, \gate, 0]],
    [8.0, [\n_set, 1008, \gate, 0]],
    [8.0, [\s_new, \fluidPulse, 1009, 0, 0, \freq, 880, \detune, 2, \amp, 0.3]],
    [9.0, [\s_new, \fluidPulse, 1010, 0, 0, \freq, 987.77, \detune, 4, \amp, 0.4]],
    [10.0, [\n_set, 1009, \gate, 0]],
    [10.0, [\n_set, 1010, \gate, 0]],
    [12.0, [\c_set, 0, 0]]
]).recordNRT(
    outputFilePath: "~/output.wav".standardizePath,
    headerFormat: "WAV",
    sampleFormat: "int16",
    sampleRate: 44100,
    options: ServerOptions.new.numOutputBusChannels_(2),
    duration: 12,
    action: { 0.exit }
);