Merge pull request processing#536 from processing/sound-updates

Sound updates

content/references/examples/sound/AllPass/AllPass_0.pde

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+import processing.sound.*;
+
+void setup() {
+  // Create two triangle waves with deconstructive frequencies.
+  TriOsc triA = new TriOsc(this);
+  triA.freq(220);
+  TriOsc triB = new TriOsc(this);
+  triB.freq(410);
+
+  // Make an Allpass
+  AllPass allPass = new AllPass(this);
+  // Give Allpass a high gain to process yucky transience. 
+  allPass.gain(0.995);
+
+  // Start both triangle waves together. 
+  // This will create a lot of unbridled bright sounds. 
+  triA.play();
+  triB.play();
+  // Processing the sound through this high gained Allpass will warm it up! 
+  allPass.process(triA);
+  allPass.process(triB);
+}
+
+void draw() {
+}

content/references/examples/sound/AllPass/AllPass_1.pde

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+import processing.sound.*;
+
+SawOsc saw;
+AllPass allPass;
+
+void setup() {
+  size(100, 100);
+
+  // Create a sawtooth wave and an AllPass filter
+  saw = new SawOsc(this);
+  saw.freq(200);
+  allPass = new AllPass(this);
+
+  // Start the saw wave and push it through the allpass
+  saw.play();
+  allPass.process(saw);
+}
+
+void draw() {
+  // Set the drive of the allPass with the mouse
+  float g = map(mouseX, 0, width, 0, 1);
+  allPass.gain(g);
+  background(g * 255, 0, 0);
+}

content/references/examples/sound/AllPass_gain_/AllPass_gain_0.pde

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+import processing.sound.*;
+
+SawOsc saw;
+AllPass allPass;
+
+void setup() {
+  size(100, 100);
+
+  // Create a sawtooth wave and an AllPass filter
+  saw = new SawOsc(this);
+  saw.freq(200);
+  allPass = new AllPass(this);
+
+  // Start the saw wave and push it through the allpass
+  saw.play();
+  allPass.process(saw);
+}
+
+void draw() {
+  // Set the drive of the allPass with the mouse
+  float g = map(mouseX, 0, width, 0, 1);
+  allPass.gain(g);
+  background(g * 255, 0, 0);
+}

content/references/examples/sound/AllPass_process_/AllPass_process_0.pde

@@ -0,0 +1,25 @@
+import processing.sound.*;
+
+void setup() {
+  // Create two triangle waves with deconstructive frequencies.
+  TriOsc triA = new TriOsc(this);
+  triA.freq(220);
+  TriOsc triB = new TriOsc(this);
+  triB.freq(410);
+
+  // Make an Allpass
+  AllPass allPass = new AllPass(this);
+  // Give Allpass a high gain to process yucky transience. 
+  allPass.gain(0.995);
+
+  // Start both triangle waves together. 
+  // This will create a lot of unbridled bright sounds. 
+  triA.play();
+  triB.play();
+  // Processing the sound through this high gained Allpass will warm it up! 
+  allPass.process(triA);
+  allPass.process(triB);
+}
+
+void draw() {
+}