Initial Commit

Java/Processing/processing-3.3.6/modes/java/examples/Basics/Image/Pointillism/Pointillism.pde

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+/**
+ * Pointillism
+ * by Daniel Shiffman. 
+ * 
+ * Mouse horizontal location controls size of dots. 
+ * Creates a simple pointillist effect using ellipses colored
+ * according to pixels in an image. 
+ */
+
+PImage img;
+int smallPoint, largePoint;
+
+void setup() {
+  size(640, 360);
+  img = loadImage("moonwalk.jpg");
+  smallPoint = 4;
+  largePoint = 40;
+  imageMode(CENTER);
+  noStroke();
+  background(255);
+}
+
+void draw() { 
+  float pointillize = map(mouseX, 0, width, smallPoint, largePoint);
+  int x = int(random(img.width));
+  int y = int(random(img.height));
+  color pix = img.get(x, y);
+  fill(pix, 128);
+  ellipse(x, y, pointillize, pointillize);
+}