Changes
This section describes specific programming methods which are used in games and the games that use them.
=== Rasters ===
Rasters is a colour changing effect.
=== Hardware Double Buffer ===
However, page flipping eats up a lot of memory area (which is crucial especially for 64Kb machines). This explains why a lot of games can have small game-areas !
=== Software Scrolling ===
The screen is scrolled using the CPU only. This can be done by moving the data on the screen, or re-drawing it in a different position to give the illusion of scrolling.
=== Hardware Scrolling ===