L-4d.rar

: Quickly duplicate a selected "piece" or object. Z : Enter 3D look-around mode to fly through your creation. [ ] : Adjust the grid size for finer or larger detail. 2. Create a "Piece" of Custom Content (Addons)

To "create a piece" for a mod or custom campaign usually refers to building map geometry or packaging a custom addon. L-4D.rar

: Place your files (maps, materials, models) into a folder named after your mod. : Quickly duplicate a selected "piece" or object

Depending on what you meant by "piece," here is how to get started: 1. Create a "Piece" of Map Geometry Depending on what you meant by "piece," here

: Open the Hammer Editor within the Authoring Tools. Basics : Use the Block Tool to draw shapes (brushes). Shortcuts :

If you want to build the physical level (rooms, corridors, etc.), you need the , which you can find in the "Tools" section of your Steam Library .

: Use a tool like WinRAR or 7-Zip to extract the files from your .rar .