LSST Applications g04e9c324dd+8c5ae1fdc5,g134cb467dc+1b3060144d,g18429d2f64+f642bf4753,g199a45376c+0ba108daf9,g1fd858c14a+2dcf163641,g262e1987ae+7b8c96d2ca,g29ae962dfc+3bd6ecb08a,g2cef7863aa+aef1011c0b,g35bb328faa+8c5ae1fdc5,g3fd5ace14f+53e1a9e7c5,g4595892280+fef73a337f,g47891489e3+2efcf17695,g4d44eb3520+642b70b07e,g53246c7159+8c5ae1fdc5,g67b6fd64d1+2efcf17695,g67fd3c3899+b70e05ef52,g74acd417e5+317eb4c7d4,g786e29fd12+668abc6043,g87389fa792+8856018cbb,g89139ef638+2efcf17695,g8d7436a09f+3be3c13596,g8ea07a8fe4+9f5ccc88ac,g90f42f885a+a4e7b16d9b,g97be763408+ad77d7208f,g9dd6db0277+b70e05ef52,ga681d05dcb+a3f46e7fff,gabf8522325+735880ea63,gac2eed3f23+2efcf17695,gb89ab40317+2efcf17695,gbf99507273+8c5ae1fdc5,gd8ff7fe66e+b70e05ef52,gdab6d2f7ff+317eb4c7d4,gdc713202bf+b70e05ef52,gdfd2d52018+b10e285e0f,ge365c994fd+310e8507c4,ge410e46f29+2efcf17695,geaed405ab2+562b3308c0,gffca2db377+8c5ae1fdc5,w.2025.35
LSST Data Management Base Package
Loading...
Searching...
No Matches
ChebyMap.h
Go to the documentation of this file.
1/*
2 * LSST Data Management System
3 * Copyright 2017 AURA/LSST.
4 *
5 * This product includes software developed by the
6 * LSST Project (http://www.lsst.org/).
7 *
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the LSST License Statement and
19 * the GNU General Public License along with this program. If not,
20 * see <https://www.lsstcorp.org/LegalNotices/>.
21 */
22#ifndef ASTSHIM_CHEBYMAP_H
23#define ASTSHIM_CHEBYMAP_H
24
25#include <algorithm>
26#include <memory>
27#include <vector>
28
29#include "astshim/base.h"
30#include "astshim/Mapping.h"
31
32namespace ast {
33
49
97class ChebyMap : public Mapping {
98 friend class Object;
99
100public:
161 explicit ChebyMap(ConstArray2D const &coeff_f, ConstArray2D const &coeff_i,
162 std::vector<double> const &lbnd_f, std::vector<double> const &ubnd_f,
163 std::vector<double> const &lbnd_i, std::vector<double> const &ubnd_i,
164 std::string const &options = "")
165 : Mapping(reinterpret_cast<AstMapping *>(
166 _makeRawChebyMap(coeff_f, coeff_i, lbnd_f, ubnd_f, lbnd_i, ubnd_i, options))) {}
167
184 explicit ChebyMap(ConstArray2D const &coeff_f, int nout, std::vector<double> const &lbnd_f,
185 std::vector<double> const &ubnd_f, std::string const &options = "IterInverse=0")
186 : Mapping(reinterpret_cast<AstMapping *>(
187 _makeRawChebyMap(coeff_f, nout, lbnd_f, ubnd_f, options))) {}
188
189 virtual ~ChebyMap() {}
190
192 ChebyMap(ChebyMap const &) = default;
193 ChebyMap(ChebyMap &&) = default;
194 ChebyMap &operator=(ChebyMap const &) = delete;
196
199
214 ChebyDomain getDomain(bool forward) const;
215
297 ChebyMap polyTran(bool forward, double acc, double maxacc, int maxorder, std::vector<double> const &lbnd,
298 std::vector<double> const &ubnd) const;
299
304 ChebyMap polyTran(bool forward, double acc, double maxacc, int maxorder) const;
305
306protected:
307 virtual std::shared_ptr<Object> copyPolymorphic() const override {
309 }
310
312 ChebyMap(AstChebyMap *map);
313
314private:
316 AstChebyMap *_makeRawChebyMap(ConstArray2D const &coeff_f, ConstArray2D const &coeff_i,
317 std::vector<double> const &lbnd_f, std::vector<double> const &ubnd_f,
318 std::vector<double> const &lbnd_i, std::vector<double> const &ubnd_i,
319 std::string const &options = "") const;
320
322 AstChebyMap *_makeRawChebyMap(ConstArray2D const &coeff_f, int nout, std::vector<double> const &lbnd_f,
323 std::vector<double> const &ubnd_f, std::string const &options = "") const;
324};
325
326} // namespace ast
327
328#endif
The domain over which a Chebyshev polynomial is defined; returned by ChebyMap.getDomain.
Definition ChebyMap.h:37
std::vector< double > const lbnd
lower bound of domain (one element per axis)
Definition ChebyMap.h:46
ChebyDomain(std::vector< double > const &lbnd, std::vector< double > const &ubnd)
Construct a ChebyDomain.
Definition ChebyMap.h:45
std::vector< double > const ubnd
upper bound of domain (one element per axis)
Definition ChebyMap.h:47
A ChebyMap is a form of Mapping which performs a Chebyshev polynomial transformation.
Definition ChebyMap.h:97
friend class Object
Definition ChebyMap.h:98
virtual ~ChebyMap()
Definition ChebyMap.h:189
std::shared_ptr< ChebyMap > copy() const
Return a deep copy of this object.
Definition ChebyMap.h:198
ChebyMap(ChebyMap &&)=default
ChebyMap(ChebyMap const &)=default
Copy constructor: make a deep copy.
ChebyMap(ConstArray2D const &coeff_f, int nout, std::vector< double > const &lbnd_f, std::vector< double > const &ubnd_f, std::string const &options="IterInverse=0")
Construct a ChebyMap with only the forward transform specified.
Definition ChebyMap.h:184
virtual std::shared_ptr< Object > copyPolymorphic() const override
Return a deep copy of this object.
Definition ChebyMap.h:307
ChebyMap & operator=(ChebyMap const &)=delete
ChebyMap(ConstArray2D const &coeff_f, ConstArray2D const &coeff_i, std::vector< double > const &lbnd_f, std::vector< double > const &ubnd_f, std::vector< double > const &lbnd_i, std::vector< double > const &ubnd_i, std::string const &options="")
Construct a ChebyMap with a specified forward and/or inverse transforms.
Definition ChebyMap.h:161
ChebyDomain getDomain(bool forward) const
Return the bounding box of the domain of a ChebyMap.
Definition ChebyMap.cc:57
ChebyMap polyTran(bool forward, double acc, double maxacc, int maxorder, std::vector< double > const &lbnd, std::vector< double > const &ubnd) const
This function creates a new ChebyMap which is a copy of this one, in which a specified transformation...
Definition ChebyMap.cc:30
ChebyMap & operator=(ChebyMap &&)=default
Mapping(Mapping const &)=default
Copy constructor: make a deep copy.
std::shared_ptr< T > copyImpl() const
Implementation of deep copy.
Definition Object.h:320
AST wrapper classes and functions.
ndarray::Array< const double, 2, 2 > ConstArray2D
2D array of const double; typically used for lists of const points
Definition base.h:46
T static_pointer_cast(T... args)