progresses on processing script

processing-js 0.4 has been merged in some relevant parts
basic and topic scripts added for test
color handling fixed, more scripts show up now

scripts/processing/basic/array2d.pde

@@ -0,0 +1,20 @@
+float[][] distances;
+float maxDistance;
+
+size(200, 200);
+background(0);
+maxDistance = dist(width/2, height/2, width, height);
+distances = new float[width][height];
+for(int i=0; i<height; i++) {
+  for(int j=0; j<width; j++) {
+    float d = dist(width/2, height/2, j, i);
+    distances[j][i] = d/maxDistance * 255; 
+  }
+}
+
+for(int i=0; i<height; i+=2) {
+  for(int j=0; j<width; j+=2) {
+    stroke(distances[j][i]);
+    point(j, i);
+  }
+}