Base Environments

There are 3 base environments provided with SimWorld base package that can be start with. (See Installation for download links)

Map Path	Description	Notes
/Game/Maps/demo_1.umap	A lightweight urban city environment with basic buildings, roads.	Default map loaded when starting the SimWorld binary without specifying a map.
/Game/Maps/demo_2.umap	A lightweight urban city environment with basic buildings, roads.	Similar to demo_1 but with different layout.
/Game/Maps/empty.umap	An empty environment with just a ground plane and sky.	Useful for testing Procedural City Generation.

Usage

CLI

If you run SimWorld on a server, to load and use these additional environments you can refer to the Unreal Engine Official Documentation to specify the desired Map URI when launching the unreal engine backend.

See also

For more details on command line arguments, see the Unreal Engine Official Documentation

For example, run the following command from the extracted UE server directory:

on Windows:

./SimWorld.exe /Game/Maps/demo_2.umap

or on Linux:

./SimWorld.sh /Game/Maps/demo_2.umap

GUI

If you run SimWorld on a machine with a GUI, you can switch the map after launching the SimWorld Unreal Engine backend by using the console command in the console window:

1. Press ~ to open the console window

2. Type open /Game/Maps/demo_2.umap and press enter