code: public static boolean lasRecordEqual( LasRecord dot1, LasRecord dot2 ) {
          double delta = 0.000001;
          boolean check = NumericsUtilities.dEq(dot1.x, dot2.x, delta);
          if (!check) {
              return false;
          }
          check = NumericsUtilities.dEq(dot1.y, dot2.y, delta);
          if (!check) {
              return false;
          }
          check = NumericsUtilities.dEq(dot1.z, dot2.z, delta);
          if (!check) {
              return false;
          }
          check = dot1.intensity == dot2.intensity;
          if (!check) {
              return false;
          }
          check = dot1.classification == dot2.classification;
          if (!check) {
              return false;
          }
          check = dot1.returnNumber == dot2.returnNumber;
          if (!check) {
              return false;
          }
          check = dot1.numberOfReturns == dot2.numberOfReturns;
          if (!check) {
              return false;
          }
          return true;
      }
docs: Compare two {@link LasRecord}s.
  
  @param dot1 the first record.
  @param dot2 the second record.
  @return <code>true</code>, if the records are the same.