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https://github.com/Tonejs/Tone.js
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60 lines
1.6 KiB
JavaScript
60 lines
1.6 KiB
JavaScript
define(["Tone/instrument/MetalSynth", "helper/Basic",
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"helper/InstrumentTests", "helper/CompareToFile", "helper/Supports"],
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function(MetalSynth, Basic, InstrumentTest, CompareToFile, Supports){
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describe("MetalSynth", function(){
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Basic(MetalSynth);
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InstrumentTest(MetalSynth);
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if (Supports.CHROME_AUDIO_RENDERING){
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it("matches a file", function(){
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return CompareToFile(function(){
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var synth = new MetalSynth().toMaster();
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synth.triggerAttackRelease(0.1, 0.05);
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}, "metalSynth.wav", 5.9);
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});
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}
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context("API", function(){
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it("can be constructed with octave and harmonicity values", function(){
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var cymbal = new MetalSynth({
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"octaves" : 0.4,
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"resonance" : 2300,
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"harmonicity" : 3.1
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});
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expect(cymbal.harmonicity).to.be.closeTo(3.1, 0.01);
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expect(cymbal.resonance).to.be.closeTo(2300, 0.01);
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expect(cymbal.octaves).to.be.closeTo(0.4, 0.01);
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cymbal.dispose();
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});
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it("can get and set envelope attributes", function(){
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var cymbal = new MetalSynth();
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cymbal.envelope.attack = 0.024;
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cymbal.envelope.decay = 0.9;
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expect(cymbal.envelope.attack).to.equal(0.024);
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expect(cymbal.envelope.decay).to.equal(0.9);
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cymbal.dispose();
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});
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it("can set the modulationIndex", function(){
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var cymbal = new MetalSynth();
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cymbal.modulationIndex = 82;
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expect(cymbal.modulationIndex).to.be.closeTo(82, 0.01);
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cymbal.dispose();
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});
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it("can get/set attributes", function(){
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var cymbal = new MetalSynth();
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cymbal.set({
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"frequency" : 120
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});
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expect(cymbal.get().frequency).to.be.closeTo(120, 0.01);
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cymbal.dispose();
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});
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});
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});
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});
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