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GWcsAIT.hpp
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1 /***************************************************************************
2  * GWcsAIT.hpp - Aitoff (AIT) projection class *
3  * ----------------------------------------------------------------------- *
4  * copyright (C) 2013-2015 by Juergen Knoedlseder *
5  * ----------------------------------------------------------------------- *
6  * *
7  * This program is free software: you can redistribute it and/or modify *
8  * it under the terms of the GNU General Public License as published by *
9  * the Free Software Foundation, either version 3 of the License, or *
10  * (at your option) any later version. *
11  * *
12  * This program is distributed in the hope that it will be useful, *
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15  * GNU General Public License for more details. *
16  * *
17  * You should have received a copy of the GNU General Public License *
18  * along with this program. If not, see <http://www.gnu.org/licenses/>. *
19  * *
20  ***************************************************************************/
21 /**
22  * @file GWcsAIT.hpp
23  * @brief Aitoff (AIT) projection class definition
24  * @author Juergen Knoedlseder
25  */
26 
27 #ifndef GWCSAIT_HPP
28 #define GWCSAIT_HPP
29 
30 /* __ Includes ___________________________________________________________ */
31 #include <string>
32 #include "GWcs.hpp"
33 
34 
35 /***********************************************************************//**
36  * @class GWcsAIT
37  *
38  * @brief Aitoff (AIT) projection class definition
39  *
40  * This class implements the Aitoff projection for the World Coordinate
41  * System.
42  ***************************************************************************/
43 class GWcsAIT : public GWcs {
44 
45 public:
46  // Constructors and destructors
47  GWcsAIT(void);
48  GWcsAIT(const std::string& coords,
49  const double& crval1, const double& crval2,
50  const double& crpix1, const double& crpix2,
51  const double& cdelt1, const double& cdelt2);
52  GWcsAIT(const GWcsAIT& wcs);
53  virtual ~GWcsAIT(void);
54 
55  // Operators
56  GWcsAIT& operator=(const GWcsAIT& wcs);
57 
58  // Implemented pure virtual base class methods
59  virtual void clear(void);
60  virtual GWcsAIT* clone(void) const;
61  virtual std::string classname(void) const;
62  virtual std::string code(void) const;
63  virtual std::string name(void) const;
64  virtual std::string print(const GChatter& chatter = NORMAL) const;
65 
66 private:
67  // Private methods
68  void init_members(void);
69  void copy_members(const GWcsAIT& wcs);
70  void free_members(void);
71  void prj_set(void) const;
72  void prj_x2s(int nx, int ny, int sxy, int spt,
73  const double* x, const double* y,
74  double* phi, double* theta, int* stat) const;
75  void prj_s2x(int nphi, int ntheta, int spt, int sxy,
76  const double* phi, const double* theta,
77  double* x, double* y, int* stat) const;
78 };
79 
80 
81 /***********************************************************************//**
82  * @brief Return class name
83  *
84  * @return String containing the class name ("GWcsAIT").
85  ***************************************************************************/
86 inline
87 std::string GWcsAIT::classname(void) const
88 {
89  return ("GWcsAIT");
90 }
91 
92 
93 /***********************************************************************//**
94  * @brief Return projection code
95  *
96  * @return Projection code.
97  *
98  * Returns the projection code "AIT".
99  ***************************************************************************/
100 inline
101 std::string GWcsAIT::code(void) const
102 {
103  return "AIT";
104 }
105 
106 
107 /***********************************************************************//**
108  * @brief Return projection name
109  *
110  * @return Projection name.
111  *
112  * Returns the projection name.
113  ***************************************************************************/
114 inline
115 std::string GWcsAIT::name(void) const
116 {
117  return "Aitoff";
118 }
119 
120 #endif /* GWCSAIT_HPP */
void copy_members(const GWcsAIT &wcs)
Copy class members.
Definition: GWcsAIT.cpp:262
void free_members(void)
Delete class members.
Definition: GWcsAIT.cpp:272
Aitoff (AIT) projection class definition.
Definition: GWcsAIT.hpp:43
virtual std::string code(void) const
Return projection code.
Definition: GWcsAIT.hpp:101
GWcsAIT & operator=(const GWcsAIT &wcs)
Assignment operator.
Definition: GWcsAIT.cpp:150
GWcsAIT(void)
Void constructor.
Definition: GWcsAIT.cpp:68
virtual void clear(void)
Clear instance.
Definition: GWcsAIT.cpp:185
void prj_s2x(int nphi, int ntheta, int spt, int sxy, const double *phi, const double *theta, double *x, double *y, int *stat) const
Generic spherical-to-pixel projection.
Definition: GWcsAIT.cpp:520
virtual std::string name(void) const
Return projection name.
Definition: GWcsAIT.hpp:115
virtual ~GWcsAIT(void)
Destructor.
Definition: GWcsAIT.cpp:128
virtual std::string print(const GChatter &chatter=NORMAL) const
Print WCS information.
Definition: GWcsAIT.cpp:220
GChatter
Definition: GTypemaps.hpp:33
void prj_x2s(int nx, int ny, int sxy, int spt, const double *x, const double *y, double *phi, double *theta, int *stat) const
Pixel-to-spherical deprojection.
Definition: GWcsAIT.cpp:356
void prj_set(void) const
Setup of projection.
Definition: GWcsAIT.cpp:301
Abstract world coordinate system base class.
Definition: GWcs.hpp:51
virtual std::string classname(void) const
Return class name.
Definition: GWcsAIT.hpp:87
void init_members(void)
Initialise class members.
Definition: GWcsAIT.cpp:250
virtual GWcsAIT * clone(void) const
Clone instance.
Definition: GWcsAIT.cpp:207
Abstract world coordinate system base class definition.