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LSST Data Management Base Package
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MatrixMap.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_MATRIXMAP_H
23#define ASTSHIM_MATRIXMAP_H
24
25#include <memory>
26#include <vector>
27
28#include "ndarray.h"
29
30#include "astshim/base.h"
31#include "astshim/Mapping.h"
32
33namespace ast {
34
42class MatrixMap : public Mapping {
43 friend class Object;
44
45public:
56 explicit MatrixMap(ConstArray2D const &matrix, std::string const &options = "")
57 : Mapping(reinterpret_cast<AstMapping *>(
58 // form 0 = full matrix, 1 = diagonal elements only
59 astMatrixMap(matrix.getSize<1>(), matrix.getSize<0>(), 0, matrix.getData(), "%s",
60 options.c_str()))) {
61 assertOK();
62 }
63
73 explicit MatrixMap(std::vector<double> const &diag, std::string const &options = "")
74 : Mapping(reinterpret_cast<AstMapping *>(
75 // form 0 = full matrix, 1 = diagonal elements only
76 astMatrixMap(diag.size(), diag.size(), 1, diag.data(), "%s", options.c_str()))) {
77 assertOK();
78 }
79
80 virtual ~MatrixMap() {}
81
83 MatrixMap(MatrixMap const &) = default;
84 MatrixMap(MatrixMap &&) = default;
85 MatrixMap &operator=(MatrixMap const &) = delete;
87
90
91protected:
95
97 explicit MatrixMap(AstMatrixMap *rawptr) : Mapping(reinterpret_cast<AstMapping *>(rawptr)) {
98 if (!astIsAMatrixMap(getRawPtr())) {
100 os << "this is a " << getClassName() << ", which is not a MatrixMap";
101 throw std::invalid_argument(os.str());
102 }
103 }
104};
105
106} // namespace ast
107
108#endif
Mapping(Mapping const &)=default
Copy constructor: make a deep copy.
friend class Object
Definition MatrixMap.h:43
MatrixMap(AstMatrixMap *rawptr)
Construct a MatrixMap from a raw AST pointer.
Definition MatrixMap.h:97
MatrixMap(ConstArray2D const &matrix, std::string const &options="")
Construct a MatrixMap from a 2-d matrix.
Definition MatrixMap.h:56
MatrixMap & operator=(MatrixMap &&)=default
std::shared_ptr< MatrixMap > copy() const
Return a deep copy of this object.
Definition MatrixMap.h:89
MatrixMap(MatrixMap const &)=default
Copy constructor: make a deep copy.
MatrixMap & operator=(MatrixMap const &)=delete
MatrixMap(MatrixMap &&)=default
virtual std::shared_ptr< Object > copyPolymorphic() const override
Return a deep copy of this object.
Definition MatrixMap.h:92
MatrixMap(std::vector< double > const &diag, std::string const &options="")
Construct a MatrixMap from a 1-d vector of diagonal elements of a diagonal matrix.
Definition MatrixMap.h:73
virtual ~MatrixMap()
Definition MatrixMap.h:80
std::shared_ptr< T > copyImpl() const
Implementation of deep copy.
Definition Object.h:320
std::string getClassName() const
Get Class: the name of the class (e.g.
Definition Object.h:139
AstObject const * getRawPtr() const
Get the raw AST pointer.
Definition Object.h:292
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
void assertOK(AstObject *rawPtr1=nullptr, AstObject *rawPtr2=nullptr)
Throw std::runtime_error if AST's state is bad.
Definition base.cc:49
T static_pointer_cast(T... args)
T str(T... args)