cms_rounding Namespace Reference

Functions
template<class valType >
constexpr valType	roundIfNear0 (valType value, double tolerance=1.e-7)
template<class valType >
constexpr valType	roundVecIfNear0 (valType value, double tolerance=1.e-7)

Function Documentation

roundIfNear0()

template<class valType >

constexpr valType cms_rounding::roundIfNear0 ( valType  value, double  tolerance = 1.e-7  )

inlineconstexpr

Definition at line 11 of file Rounding.h.

                                                                                 {
    if (std::abs(value) < tolerance)
      return (0.0);
    return (value);
  }

References funct::abs(), and tolerance.

Referenced by CSCGeometryParsFromDD::build(), TrackExtenderWithMTDT< TrackCollection >::buildTrack(), and roundVecIfNear0().

roundVecIfNear0()

template<class valType >

constexpr valType cms_rounding::roundVecIfNear0 ( valType  value, double  tolerance = 1.e-7  )

inlineconstexpr

Definition at line 18 of file Rounding.h.

                                                                                    {
    auto xVal{roundIfNear0(value.x(), tolerance)};
    auto yVal{roundIfNear0(value.y(), tolerance)};
    auto zVal{roundIfNear0(value.z(), tolerance)};
    return (valType{xVal, yVal, zVal});
  }

References roundIfNear0(), and tolerance.

Referenced by DTGeometryTest::analyze().