lsst::jointcal::PolyXY Class Reference

Public Member Functions
	PolyXY (const int order)
std::size_t	getOrder () const
	PolyXY (AstrometryTransformPolynomial const &transform, std::size_t whichCoord)
long double	coeff (std::size_t powX, std::size_t powY) const
long double &	coeff (std::size_t powX, std::size_t powY)

Detailed Description

Definition at line 947 of file AstrometryTransform.cc.

Constructor & Destructor Documentation

PolyXY() [1/2]

lsst::jointcal::PolyXY::PolyXY ( const int  order )

inline

Definition at line 953 of file AstrometryTransform.cc.

                            : order(order), nterms((order + 1) * (order + 2) / 2) {
        coeffs.reserve(nterms);
        coeffs.insert(coeffs.begin(), nterms, 0L);  // fill & initialize to 0.
    }

PolyXY() [2/2]

lsst::jointcal::PolyXY::PolyXY ( AstrometryTransformPolynomial const &  transform, std::size_t  whichCoord  )

inline

Definition at line 960 of file AstrometryTransform.cc.

            : order(transform.getOrder()), nterms((order + 1) * (order + 2) / 2), coeffs(nterms, 0L) {
        for (std::size_t px = 0; px <= order; ++px)
            for (std::size_t py = 0; py <= order - px; ++py) coeff(px, py) = transform.coeff(px, py, whichCoord);
    }

Member Function Documentation

coeff() [1/2]

long double lsst::jointcal::PolyXY::coeff ( std::size_t  powX, std::size_t  powY  ) const

inline

Definition at line 966 of file AstrometryTransform.cc.

                                                            {
        assert(powX + powY <= order);
        return coeffs.at((powX + powY) * (powX + powY + 1) / 2 + powY);
    }

coeff() [2/2]

long double& lsst::jointcal::PolyXY::coeff ( std::size_t  powX, std::size_t  powY  )

inline

Definition at line 971 of file AstrometryTransform.cc.

                                                       {
        assert(powX + powY <= order);
        return coeffs.at((powX + powY) * (powX + powY + 1) / 2 + powY);
    }

getOrder()

std::size_t lsst::jointcal::PolyXY::getOrder ( ) const

inline

Definition at line 958 of file AstrometryTransform.cc.

{ return order; }

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The documentation for this class was generated from the following file:

• /j/snowflake/release/lsstsw/stack/Linux64/jointcal/18.1.0/src/AstrometryTransform.cc