Sandbox.VrAnchor

[RequireComponent]
public VrAnchor Anchor { get; set; }

// The VR player's view is locked to this GameObject
// Moving the GameObject moves the player

// Vehicle VR - player moves with vehicle
public class Vehicle : Component
{
    [RequireComponent]
    public VrAnchor Anchor { get; set; }
    
    protected override void OnUpdate()
    {
        // Player automatically follows vehicle
        WorldPosition += Velocity * Time.Delta;
    }
}

// Lock player to chair position
var chair = new GameObject("Chair");
chair.WorldPosition = seatPosition;
chair.Components.Create<VrAnchor>();

// Player's view is now at chair height/position

// Recenter playspace to current anchor position
Anchor.Recenter();