Added examples

2013-02-10 08:39:44 +01:00
parent 9c4ffb6e7b
commit 5f994fcf7f
8 changed files with 323 additions and 34 deletions
@@ -0,0 +1,70 @@
+// You can set the number of oscillators (1 to 3) and the bit depth of the
+// oscillators (8 or 12 bit). These settings must be defined before the
+// inclusion of the MMM library files. They default to 1 osciallator
+// and 8bit respectively.
+
+#define NUM_OSCILLATORS 3
+#define BIT_DEPTH 8
+
+// The Music object is automatically instantiated when the header file is
+// included. Make calls to the Music objects with "Music.function(args)".
+// You still need to call Music.init() in the setup() function below.
+#include <Music.h>
+
+boolean noteIsOn = false;
+int n = 0;
+int dir = 1;
+int rootNote = 36;
+int note[] = {0,2,3,5,7,9,10,12,14};
+
+long time = 0;
+long lastTime = 0;
+long timeDelay = 80;
+
+void setup() {
+
+  // We initialise the sound engine by calling Music.init() which outputs a tone
+  Music.init();
+  
+  // Choosing the square wave oscillator.
+  Music.setWaveform(DIGI3);
+  
+  // Detuning the three oscillators slightly to create movement in the sound.
+  Music.setDetune(0.008);  
+    
+  // enabling the envelope lets us define an gain envelope for the synth
+  // without having to specify it in our loop() or physics code.
+  Music.enableEnvelope();
+  Music.setAttack(8);
+  Music.setDecay(90);
+  Music.setSustain(48);
+  Music.setRelease(64);
+
+}
+
+void loop() {
+  
+  // This short routine loops note over and over again
+  time = millis();
+  if(time - lastTime > timeDelay) {
+    if(!noteIsOn) {
+      Music.noteOn(rootNote+note[n]);
+      noteIsOn = true;
+      n = n + dir;
+      if(n > 7)
+      {
+        dir = -1;
+      }
+      else if(n < 1)
+      {
+        dir = 1;
+      }
+    } else {
+      Music.noteOff();
+      noteIsOn = false;
+    }
+    lastTime = time;
+  }
+
+}
+