GMU:Processing im Park/Rachel Smith: Difference between revisions

GMU:Processing im Park/Rachel Smith (view source)

1,091 bytes added , 16 January 2016

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 [[File:rachelhomework32.png]]
+== '''Bubble Sort Code''' ==
+PImage img;
+void setup() {
+  size(400, 500);
+ <nowiki> img = loadImage("http://c2.staticflickr.com/2/1618/24388577776_d20f68c13e_n.jpg");</nowiki>
+  img.resize(width, height);
+}
+void draw() {
+  //load on
+  img.loadPixels();
+  color[] pxls = img.pixels;
+  //do something with the pixels (remix them)
+  for (int y =0; y < img.height; y++) {
+    int offset = y * img.width;
+    for (int x = 0; x <img.width - 1; x++) {
+      //indices for left and right pixel
+      int left = offset + x;
+      int right = offset +x +2;
+      //bubble sort step
+if(mouseX < width/2) {
+      if ((brightness(pxls[left])) > brightness (pxls[right-1])) {
+        color tmpleft = pxls[left];
+        pxls[left] = pxls[right-1];
+        pxls[right-1] = tmpleft;
+      }
+}
+    if(mouseX > width/2) {
+      if ((saturation(pxls[left])) > saturation (pxls[right-1])) {
+        color tmpleft = pxls[left];
+        pxls[left] = pxls[right-1];
+        pxls[right-1] = tmpleft;
+      }
+      }
+    }
+  }
+  //update on
+  img.updatePixels();
+  //show on
+  image(img, 0, 0);
+}