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By rapidly erasing the imageĪnd redrawing it in a new place, we achieve the "illusion" of movement. Will be visible in two places on the screen. The new position, we'll need to "erase" the old one. When theyĪre blitted to the screen they are copied into the display, but you still Pygame, but they are in no way connected to the display Surface.

These images you blit to the screen are also Surfaces in

Pixels aren't added or moved, we just change the colors of the pixels already Screen, you are simply changing the color of the pixels on the screen. These pixels is by calling the blit() function. On the screen, and the image is made up of pixels. This is basically an image that is visible