moving examples to hang out with their libraries

java/libraries/minim/examples/UserDefinedSignal/MouseSaw.pde

@@ -0,0 +1,24 @@
+// this signal uses the mouseX and mouseY position to build a signal
+class MouseSaw implements AudioSignal
+{
+  void generate(float[] samp)
+  {
+    float range = map(mouseX, 0, width, 0, 1);
+    float peaks = map(mouseY, 0, height, 1, 20);
+    float inter = float(samp.length) / peaks;
+    for ( int i = 0; i < samp.length; i += inter )
+    {
+      for ( int j = 0; j < inter && (i+j) < samp.length; j++ )
+      {
+        samp[i + j] = map(j, 0, inter, -range, range);
+      }
+    }
+  }
+  
+  // this is a stricly mono signal
+  void generate(float[] left, float[] right)
+  {
+    generate(left);
+    generate(right);
+  }
+}

java/libraries/minim/examples/UserDefinedSignal/UserDefinedSignal.pde

@@ -0,0 +1,48 @@
+/**
+ * User Defined Signal
+ * by Damien Di Fede.
+ *  
+ * This sketch demonstrates how to implement your own AudioSignal 
+ * for Minim. See MouseSaw.pde for the implementation.
+ */
+
+import ddf.minim.*;
+import ddf.minim.signals.*;
+
+Minim minim;
+AudioOutput out;
+MouseSaw msaw;
+
+void setup()
+{
+  size(512, 200, P2D);
+  
+  minim = new Minim(this);
+  
+  out = minim.getLineOut(Minim.STEREO, 2048);
+  msaw = new MouseSaw();
+  // adds the signal to the output
+  out.addSignal(msaw);
+}
+
+void draw()
+{
+  background(0);
+  stroke(255);
+  // draw the waveforms
+  for(int i = 0; i < out.bufferSize()-1; i++)
+  {
+    float x1 = map(i, 0, out.bufferSize(), 0, width);
+    float x2 = map(i+1, 0, out.bufferSize(), 0, width);
+    line(x1, 50 + out.left.get(i)*50, x2, 50 + out.left.get(i+1)*50);
+    line(x1, 150 + out.right.get(i)*50, x2, 150 + out.right.get(i+1)*50);
+  }
+}
+
+void stop()
+{
+  out.close();
+  minim.stop();
+  
+  super.stop();
+}