Map processing method and device in game

The embodiment of the invention provides a map processing method and device in a game, and the method comprises the steps: displaying a first map on a graphical user interface, wherein the first map comprises a current floor topographic map corresponding to a current floor where a virtual character is located, the topographic map of the current floor comprises a role identifier corresponding to a virtual role and an interaction object identifier corresponding to an interaction object located in the current floor, and the interaction object is a virtual object capable of interacting with the virtual role in the game scene; and in response to a map switching instruction carrying the target floor for the first map, switching the current floor topographic map to a target floor topographic map corresponding to the target floor, wherein the target floor topographic map comprises an interaction object identifier corresponding to an interaction object located in the target floor. Therefore, when the building model ha