GMU:Processing im Park/Katja Bliß: Difference between revisions

GMU:Processing im Park/Katja Bliß (view source)

914 bytes added , 21 January 2016

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 == Homework 3 ==
 [[File:chairs_1.gif]] [[File:chairs_2.gif]]
+<source lang="java">
+int n = 3;
+PImage[] images = new PImage[n];
+// offset to the reference point
+int dx = 100;
+int dy = 200;
+// factor to slow our animation down
+int slowdown = 4;
+// zoom factor for our image
+float zoom = 0.5;
+void setup() {
+  // canvas size
+  size(600, 400);
+  // start out with a white background
+  background(255);
+  // load images into the array using a loop
+  for(int i=0; i < n; i++) {
+    // load the image
+    images[i] = loadImage("chair_" + i + ".gif");
+    images[i].mask(images[i]);
+  }
+}
+void draw() {
+  // pick the index of an image
+  int pick = (frameCount / slowdown) % n;
+  // move to the mouse position
+  translate(mouseX , mouseY);
+  // scale the image
+  scale(zoom);
+  // move to the reference point
+  translate(-dx, -dy);
+  // get image from the array and display it
+  image(images[pick], 0, 0);
+ save("image.gif");
+}
+</source>