Recasting the Nav Mesh

When you added NavMeshBoundsVolume, you may have noticed that another actor was created automatically: a RecastNavMesh actor called RecastNavMesh-Default. This RecastNavMesh acts as the "brain" of the Nav Mesh because it contains the parameters needed to adjust the Nav Mesh that directly influences how the AI navigates the given area.

The following screenshot shows this asset, as seen from the World Outliner tab:

Figure 13.4: The RecastNavMesh actor, as seen from the World Outliner tab

Note

There are a lot of parameters that exist in RecastNavMesh, and we will only be covering the important parameters in this book. For more information, check out https://docs.unrealengine.com/en-US/API/Runtime/NavigationSystem/NavMesh/ARecastNavMesh/index.html.

There are only two primary sections that are important to you right now:

1. Display: The Display section, as the name suggests, only contains parameters that affect the...