add setBeat function

Processing/TESTS/Sampler/Sampler.pde

@@ -10,8 +10,8 @@ int duration  = int((60/float(bpm))*1000);
 int beat      = 0;
 
 int[][] samples = {  
-   {0, 0, 0, 3, 0, 0, 0, 2, 0, 1, 0, 0, 0, 0, 0, 0},
-   {0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+   {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+   {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
    {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
    {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
 };

Processing/TESTS/Sampler/SetBeat.pde

@@ -0,0 +1,18 @@
+int activeRow = 0;
+
+void setBeat(int row, int index, int sample) {
+  samples[row][index] = sample;
+}
+
+
+void keyPressed() {
+  if(keyCode >= 49 && keyCode < 53) {
+    activeRow = keyCode-49;
+  } else {
+    int sample = keyCode-65;
+    println(sample);
+    if(sample >= 0 && sample < numsounds) {
+      setBeat(activeRow, beat, sample);
+    }
+  }
+}