Initial Commit

Java/Processing/processing-3.3.6/modes/java/examples/Basics/Math/DoubleRandom/DoubleRandom.pde

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+/**
+ * Double Random 
+ * by Ira Greenberg.  
+ * 
+ * Using two random() calls and the point() function 
+ * to create an irregular sawtooth line.
+ */
+
+int totalPts = 300;
+float steps = totalPts + 1;
+  
+void setup() {
+  size(640, 360);
+  stroke(255);
+  frameRate(1);
+} 
+
+void draw() {
+  background(0);
+  float rand = 0;
+  for  (int i = 1; i < steps; i++) {
+    point( (width/steps) * i, (height/2) + random(-rand, rand) );
+    rand += random(-5, 5);
+  }
+}
+