pub fn new() -> Self {
        HDRHist {
            counts: [[0u64; 1 << HDHISTOGRAM_BITS]; 64 - HDHISTOGRAM_BITS + 1],
        }
    }
/// Construct an empty hdr histogram.
Construct an empty hdr histogram.
Construct an empty hdr histogram .
pub fn new() -> Self {
        HDRHist {
            counts: [[0u64; 1 << HDHISTOGRAM_BITS]; 64 - HDHISTOGRAM_BITS + 1],
        }
    }
pub fn new ( ) -> Self { HDRHist { counts : [ [ 0u64 ; 1 << HDHISTOGRAM_BITS ] ; 64 - HDHISTOGRAM_BITS + 1 ] , } }
Construct an empty hdr histogram.
Construct an empty hdr histogram .