switch ((int) (Math.random() * 36.0)) {
case 0:
xForm.addVariation(blurAmount, VariationFuncList.getVariationFuncInstance("blur", true));
break;
case 1:
xForm.addVariation(nonBlurAmount, VariationFuncList.getVariationFuncInstance("cos", true));
break;
case 2:
xForm.addVariation(nonBlurAmount, VariationFuncList.getVariationFuncInstance("exp", true));
break;
case 3: