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LSST Data Management Base Package
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WinMap.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_WINMAP_H
23#define ASTSHIM_WINMAP_H
24
25#include <memory>
26#include <sstream>
27#include <stdexcept>
28#include <vector>
29
30#include "astshim/base.h"
31#include "astshim/Mapping.h"
32
33namespace ast {
34
45class WinMap : public Mapping {
46 friend class Object;
47
48public:
61 explicit WinMap(std::vector<double> const &ina, std::vector<double> const &inb,
62 std::vector<double> const &outa, std::vector<double> const &outb,
63 std::string const &options = "")
64 : Mapping(reinterpret_cast<AstMapping *>(_makeRawWinMap(ina, inb, outa, outb, options))) {}
65
66 virtual ~WinMap() {}
67
69 WinMap(WinMap const &) = default;
70 WinMap(WinMap &&) = default;
71 WinMap &operator=(WinMap const &) = delete;
72 WinMap &operator=(WinMap &&) = default;
73
76
77protected:
78 virtual std::shared_ptr<Object> copyPolymorphic() const override {
80 }
81
83 explicit WinMap(AstWinMap *rawptr) : Mapping(reinterpret_cast<AstMapping *>(rawptr)) {
84 if (!astIsAWinMap(getRawPtr())) {
86 os << "this is a " << getClassName() << ", which is not a WinMap";
87 throw std::invalid_argument(os.str());
88 }
89 }
90
91private:
92 AstWinMap *_makeRawWinMap(std::vector<double> const &ina, std::vector<double> const &inb,
93 std::vector<double> const &outa, std::vector<double> const &outb,
94 std::string const &options = "") {
95 auto const ncoord = ina.size();
96 if (inb.size() != ncoord) {
98 os << "inb.size() = " << inb.size() << " != " << ncoord << " = ina.size()";
99 throw std::invalid_argument(os.str());
100 }
101 if (outa.size() != ncoord) {
103 os << "outa.size() = " << outa.size() << " != " << ncoord << " = ina.size()";
104 throw std::invalid_argument(os.str());
105 }
106 if (outb.size() != ncoord) {
107 std::ostringstream os;
108 os << "outb.size() = " << outb.size() << " != " << ncoord << " = ina.size()";
109 throw std::invalid_argument(os.str());
110 }
111 auto result = astWinMap(static_cast<int>(ncoord), ina.data(), inb.data(), outa.data(),
112 outb.data(), "%s", options.c_str());
113 assertOK();
114 return result;
115 }
116};
117
118} // namespace ast
119
120#endif
Mapping(Mapping const &)=default
Copy constructor: make a deep copy.
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
friend class Object
Definition WinMap.h:46
std::shared_ptr< WinMap > copy() const
Return a deep copy of this object.
Definition WinMap.h:75
virtual ~WinMap()
Definition WinMap.h:66
virtual std::shared_ptr< Object > copyPolymorphic() const override
Return a deep copy of this object.
Definition WinMap.h:78
WinMap & operator=(WinMap const &)=delete
WinMap(WinMap &&)=default
WinMap(AstWinMap *rawptr)
Construct a WinMap from a raw AST pointer.
Definition WinMap.h:83
WinMap(std::vector< double > const &ina, std::vector< double > const &inb, std::vector< double > const &outa, std::vector< double > const &outb, std::string const &options="")
Create a WinMap from the coordinates of two opposite corners (A and B) of the window in both the inpu...
Definition WinMap.h:61
WinMap & operator=(WinMap &&)=default
WinMap(WinMap const &)=default
Copy constructor: make a deep copy.
T data(T... args)
AST wrapper classes and functions.
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 size(T... args)
T str(T... args)