In other words, when you draw a new card it was already pre-set and not calculated each time you click the button. Usually, once the initial deal is made the cards are set and no more calculations are made until the next hand is dealt. The “software” is much more rudimentary and basically only picks random numbers that generate the images of cards on the screen. In fact, it is not really software at all since it was mostly created during the 1980’s using old technologies. Poker machines do not use software the way computers do in the modern age. What Type of Software Is Used in Video Poker Machines? Is Online Video Poker Programmed like Live Video Poker?.