/// <summary>
/// Compute axis and pivot of a given range.
/// </summary>
/// <param name="range"></param>
/// <param name="axis"></param>
/// <param name="pivot"></param>
static void ComputeAxisAndPivot(ref Range range, out int axis, out float pivot)
{
// Compute axis and pivot.
axis = PhysicsMath.IndexOfMaxComponent(range.Domain.Extents);
pivot = ((range.Domain.Min + range.Domain.Max) * 0.5f)[axis];
}
