void OtherExamples()
{
// Does the layer mask contain layer 4?
bool containsLayer4 = someLayerMask.ContainsLayer(4);
// Get the bounds of all colliders in the level to clamp the camera later on
Collider[] allColliders = FindObjectsOfType <Collider>();
Bounds levelBounds = UnityHelper.CombineColliderBounds(allColliders);
// Find out how much the perspective camera can see at 10 unit away
Vector2 viewportSizeAtDistance = Camera.main.CalculateViewportWorldSizeAtDistance(10);
}