LSST Applications  21.0.0-147-g0e635eb1+1acddb5be5,22.0.0+052faf71bd,22.0.0+1ea9a8b2b2,22.0.0+6312710a6c,22.0.0+729191ecac,22.0.0+7589c3a021,22.0.0+9f079a9461,22.0.1-1-g7d6de66+b8044ec9de,22.0.1-1-g87000a6+536b1ee016,22.0.1-1-g8e32f31+6312710a6c,22.0.1-10-gd060f87+016f7cdc03,22.0.1-12-g9c3108e+df145f6f68,22.0.1-16-g314fa6d+c825727ab8,22.0.1-19-g93a5c75+d23f2fb6d8,22.0.1-19-gb93eaa13+aab3ef7709,22.0.1-2-g8ef0a89+b8044ec9de,22.0.1-2-g92698f7+9f079a9461,22.0.1-2-ga9b0f51+052faf71bd,22.0.1-2-gac51dbf+052faf71bd,22.0.1-2-gb66926d+6312710a6c,22.0.1-2-gcb770ba+09e3807989,22.0.1-20-g32debb5+b8044ec9de,22.0.1-23-gc2439a9a+fb0756638e,22.0.1-3-g496fd5d+09117f784f,22.0.1-3-g59f966b+1e6ba2c031,22.0.1-3-g849a1b8+f8b568069f,22.0.1-3-gaaec9c0+c5c846a8b1,22.0.1-32-g5ddfab5d3+60ce4897b0,22.0.1-4-g037fbe1+64e601228d,22.0.1-4-g8623105+b8044ec9de,22.0.1-5-g096abc9+d18c45d440,22.0.1-5-g15c806e+57f5c03693,22.0.1-7-gba73697+57f5c03693,master-g6e05de7fdc+c1283a92b8,master-g72cdda8301+729191ecac,w.2021.39
LSST Data Management Base Package
Basis1d.h
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1 // -*- LSST-C++ -*-
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5  * (https://www.lsst.org).
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22 #ifndef LSST_AFW_MATH_POLYNOMIALS_Basis1d_h_INCLUDED
23 #define LSST_AFW_MATH_POLYNOMIALS_Basis1d_h_INCLUDED
24 #ifdef DOXYGEN
25 
26 namespace lsst { namespace geom { namespace polynomials {
27 
36 class Basis1d {
37 public:
38 
40  using Function = ...;
41 
43  using Scaled = ...;
44 
47 
49  std::size_t size() const;
50 
57  Scaled scaled(Scaling1d const & scaling) const;
58 
83  template <typename Vector>
84  double sumWith(double x, Vector const & coefficients) const;
85 
100  template <typename Vector>
101  void fill(double x, Vector && basis) const;
102 
103 };
104 
105 }}} // namespace lsst::geom::polynomials
106 
107 #endif // DOXYGEN
108 #endif // !LSST_AFW_MATH_POLYNOMIALS_Basis1d_h_INCLUDED
ndarray::Array< double const, 2, 2 > coefficients
double x
table::Key< double > scaling
A basis interface for 1-d series expansions.
Definition: Basis1d.h:36
double sumWith(double x, Vector const &coefficients) const
Evaluate a basis expansion with the given coefficients.
std::size_t getOrder() const
Return the order of the basis.
... Function
A Function1d object that uses this basis.
Definition: Basis1d.h:40
Scaled scaled(Scaling1d const &scaling) const
Return a scaled basis that delegates to a copy of this.
std::size_t size() const
Return the number of elements in the basis.
... Scaled
The type returned by scale().
Definition: Basis1d.h:43
void fill(double x, Vector &&basis) const
Evaluate the basis at a given point.
A 1-d affine transform that can be used to map one interval to another.
Definition: Scaling1d.h:46
Eigen::Matrix< Scalar, Eigen::Dynamic, 1 > Vector
Definition: common.h:46
A base class for image defects.
table::Key< table::Array< double > > basis
Definition: PsfexPsf.cc:361