tumblr_pjs.js

/*Swiped from https://github.com/annasob/processing-js
* This code searches for all the <script type="application/processing" target="canvasid">
* in your page and loads each script in the target canvas with the proper id.
* It is useful to smooth the process of adding Processing code in your page and starting
* the Processing.js engine.
*/
if (window.addEventListener) {
window.addEventListener("load", function() {
 var scripts = document.getElementsByTagName("script");
 var canvasArray = Array.prototype.slice.call(document.getElementsByTagName("canvas"));
 var canvas;
 for (var i = 0, j = 0; i < scripts.length; i++) {
        if (scripts[i].type == "application/processing") {
         var src = scripts[i].getAttribute("target");
         if (src && src.indexOf("#") > -1) {
           canvas = document.getElementById(src.substr(src.indexOf("#") + 1));
           if (canvas) {
             new Processing(canvas, scripts[i].text);
             for (var k = 0; k< canvasArray.length; k++)
             {
               if (canvasArray[k] === canvas) {
                 // remove the canvas from the array so we dont override it in the else
                 canvasArray.splice(k,1);
               }
             }
           }
         } else {   
           if (canvasArray.length >= j) {
             new Processing(canvasArray[j], scripts[i].text);             
           }
           j++;
         }          
        }
 }
}, false);
}