In order to perform in-game preview, application have to load an ACF file and an ACBACF file for in-game preview.
The ACF file and ACB file for in-game preview are created in the "inGamePreview" directory in the output directory by turning on the [Output In-Game Preview Binary] check box in the build setting dialog displayed when creating ACB in CRI Atom Craft.
Binary for In-game Preview
Binary for in-game preview differs from the normal binary in the following way since it handles data update by CRI Atom Craft.