# Sandbox.PhysicsBodyBuilder.AddMesh

```csharp
PhysicsBodyBuilder AddMesh(System.Span<Vector3> vertices, System.Span<uint> indices, System.Span<byte> materials)
```

### Parameters

- `vertices` (`System.Span<Vector3>`)
- `indices` (`System.Span<uint>`)
- `materials` (`System.Span<byte>`)

### Returns

`PhysicsBodyBuilder`

Declared in [Sandbox.PhysicsBodyBuilder](/api/Sandbox.PhysicsBodyBuilder).
Assembly: `Sandbox.Engine`.