render = new SerialRenderer();
} else {
throw new IllegalArgumentException("Renderer type not known: " + rend);
}
AffineTransform vt = Util.zoomFit(glyphs.bounds(), width, height);
Selector s = TouchesPixel.make(glyphs);
long taskCount = cores * tasksPerThread;
if (header) {
System.out.println("source, elapse/avg agg, elapse/avg trans, iter num, width, height, renderer, cores, tasks (max)");