Complex sentence: According to their description, the engine uses a search algorithm to determine which of these points are visible on-screen, and then displays only these points; on a 1024x768 display, for example, the engine would display only 786,432 visible points in each frame.
Split into simpler sentences: According to their description, the engine uses a search algorithm to determine which of these points are visible on-screen, and then displays only these points. On a 1024x768 display, for example, the engine would display only 786,432 visible points in each frame.