# Using NavMesh to visibility sampling

Open a level.

NavMesh Scene

Add NavMesh bounds.

NavMesh Bounds

Add NavMesh Modifier bounds.

NavMesh Modifier

Generate NavMesh.

Generate NavMesh

Add Simplygon NavMesh sampler.

Add Simplygon NavMesh Sampler

Select Simplygon NavMesh visualizer and update parameters and click update.

Update parameter

Updated random sample points visualized. Tweak and update for better coverage.

Update parameter

Open World Settings tab Window / Standin Outliner.

Standin Outliner

Select static mesh actors in level editor.

NavMesh Scene

Add Occluders to the scene.

Add Occluder

Click Create in Standin Window.

Create Standin

Select Occluders in the standin outliner. Left click and tag as occluder.

Tag Occluder

Check tags.

Check Occluder

In the settings panel for pipeline choose Near.

Near Pipeline

Modify Near pipeline settings.

Modify Pipeline

Modify Visibility Settings. Check Cull Triangles

Modify Pipeline

Optional Add channels to bake.

Modify Pipeline

Build Standin.

Build

Finished Standing with merged geometrices, baked material and culled triangles.

Result