GSkyMap.i
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/***************************************************************************
* GSkyMap.i - Sky map class *
* ----------------------------------------------------------------------- *
* copyright (C) 2010-2020 by Juergen Knoedlseder *
* ----------------------------------------------------------------------- *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
***************************************************************************/
/**
* @file GSkyMap.i
* @brief Sky map class SWIG file.
* @author Juergen Knoedlseder
*/
%{
/* Put headers and other declarations here that are needed for compilation */
#include "GSkyMap.hpp"
#include "GTools.hpp"
%}
/***********************************************************************//**
* @class GSkyMap
*
* @brief GSkyMap class interface definition
***************************************************************************/
class GSkyMap : public GBase {
public:
// Constructors and destructors
GSkyMap(void);
explicit GSkyMap(const GFilename& filename);
explicit GSkyMap(const GFitsHDU& hdu);
GSkyMap(const std::string& coords,
const int& nside,
const std::string& order,
const int& nmaps = 1);
GSkyMap(const std::string& wcs,
const std::string& coords,
const double& x,
const double& y,
const double& dx,
const double& dy,
const int& nx,
const int& ny,
const int& nmaps = 1);
GSkyMap(const GSkyMap& map);
virtual ~GSkyMap(void);
// Operators
GSkyMap& operator+=(const GSkyMap& map);
GSkyMap& operator+=(const double& value);
GSkyMap& operator-=(const GSkyMap& map);
GSkyMap& operator-=(const double& value);
GSkyMap& operator*=(const GSkyMap& map);
GSkyMap& operator*=(const double& factor);
GSkyMap operator+(const GSkyMap& map) const;
GSkyMap operator-(const GSkyMap& map) const;
GSkyMap operator*(const GSkyMap& map) const;
double operator()(const int& index, const int& map = 0);
double operator()(const GSkyPixel& pixel, const int& map = 0);
double operator()(const GSkyDir& dir, const int& map = 0) const;
// Methods
void clear(void);
GSkyMap* clone(void) const;
std::string classname(void) const;
bool is_empty(void) const;
const int& npix(void) const;
const int& nx(void) const;
const int& ny(void) const;
const int& nmaps(void) const;
void nmaps(const int& nmaps);
const std::vector<int>& shape(void) const;
void shape(const int& s1);
void shape(const int& s1, const int& s2);
void shape(const int& s1, const int& s2, const int& s3);
void shape(const std::vector<int>& shape);
int ndim(void) const;
GSkyPixel inx2pix(const int& index) const;
GSkyDir inx2dir(const int& index) const;
GSkyDir pix2dir(const GSkyPixel& pixel) const;
int pix2inx(const GSkyPixel& pixel) const;
int dir2inx(const GSkyDir& dir) const;
GSkyPixel dir2pix(const GSkyDir& dir) const;
GNdarray counts(void);
double flux(const int& index, const int& map = 0) const;
double flux(const GSkyPixel& pixel, const int& map = 0) const;
GNdarray flux(void);
double solidangle(const int& index) const;
double solidangle(const GSkyPixel& pixel) const;
bool contains(const GSkyDir& dir) const;
bool contains(const GSkyPixel& pixel) const;
bool overlaps(const GSkyRegion& region) const;
void smooth(const std::string& kernel,
const double& par);
void correlate(const std::string& kernel,
const double& par);
const GSkyProjection* projection(void) const;
void projection(const GSkyProjection& proj);
const double* pixels(void) const;
GSkyMap extract(const int& map, const int& nmaps = 1) const;
GSkyMap extract(const int& startx, const int& stopx,
const int& starty, const int& stopy) const;
GSkyMap extract(const GSkyRegions& inclusions) const;
void stack_maps(void);
GSkyRegionCircle region_circle(void) const;
void load(const GFilename& filename);
void save(const GFilename& filename,
const bool& clobber = false) const;
void read(const GFitsHDU& hdu);
GFitsHDU* write(GFits& file,
const std::string& extname = "") const;
void publish(const std::string& name = "") const;
};
/***********************************************************************//**
* @brief GSkyMap class extension
*
* @todo Implement __getitem__ and __setitem__ methods for GSkyPixel and
* GSkyDir
***************************************************************************/
%extend GSkyMap {
double __getitem__(int GTuple1D2D[]) {
if (GTuple1D2D[1] < 0 || GTuple1D2D[1] >= self->npix()) {
throw GException::out_of_range("GSkyMap::__getitem__(int*)",
"Sky map index",
GTuple1D2D[1], self->npix());
}
if (GTuple1D2D[0] == 1) {
return (*self)(GTuple1D2D[1]);
}
else {
if (GTuple1D2D[2] >= 0 && GTuple1D2D[2] < self->nmaps()) {
return (*self)(GTuple1D2D[1], GTuple1D2D[2]);
}
else {
throw GException::out_of_range("GSkyMap::__getitem__(int*)",
"Sky map number",
GTuple1D2D[2], self->nmaps());
}
}
}
/*
double __getitem__(const GSkyPixel& pixel) {
return (*self)(pixel);
}
*/
void __setitem__(int GTuple1D2D[], double value) {
if (GTuple1D2D[1] < 0 || GTuple1D2D[1] >= self->npix()) {
throw GException::out_of_range("GSkyMap::__setitem__(int*,double&)",
"Sky map index",
GTuple1D2D[1], self->npix());
}
if (GTuple1D2D[0] == 1) {
(*self)(GTuple1D2D[1]) = value;
}
else {
if (GTuple1D2D[2] >= 0 && GTuple1D2D[2] < self->nmaps()) {
(*self)(GTuple1D2D[1], GTuple1D2D[2]) = value;
}
else {
throw GException::out_of_range("GSkyMap::__setitem__(int*,double&)",
"Sky map number",
GTuple1D2D[2], self->nmaps());
}
}
}
/*
void __setitem__(const GSkyPixel& pixel, double value) {
(*self)(pixel) = value;
}
*/
GSkyMap copy() {
return (*self);
}
GSkyMap sqrt() {
return sqrt(*self);
}
GSkyMap log() {
return log(*self);
}
GSkyMap log10() {
return log10(*self);
}
GSkyMap clip(const double& thresh) {
return clip(*self,thresh);
}
GSkyMap abs() {
return abs(*self);
}
GSkyMap sign() {
return sign(*self);
}
// Python 2.x operator/=
GSkyMap __div__(const GSkyMap& map) {
return ((*self) / map);
}
// Python 3.x operator/=
GSkyMap __truediv__(const GSkyMap& map) {
return ((*self) / map);
}
// Python 2.x operator/=
GSkyMap __idiv__(const GSkyMap& map) {
self->operator/=(map);
return (*self);
}
// Python 3.x operator/=
GSkyMap __itruediv__(const GSkyMap& map) {
self->operator/=(map);
return (*self);
}
// Python 2.x operator/=
GSkyMap __idiv__(const double& factor) {
self->operator/=(factor);
return (*self);
}
// Python 3.x operator/=
GSkyMap __itruediv__(const double& factor) {
self->operator/=(factor);
return (*self);
}
// Add pixel access operator as Python array
PyObject* array(const int& imap = 0) {
if (imap < 0 || imap >= self->nmaps()) {
throw GException::out_of_range("GSkyMap::array(int&)", "Map index",
imap, self->nmaps());
}
PyObject* array = PyList_New(self->ny());
int offset = imap * self->nx() * self->ny();
for (int iy = 0; iy < self->ny(); ++iy, offset += self->nx()) {
PyObject* row = PyList_New(self->nx());
for (int ix = 0; ix < self->nx(); ++ix) {
PyList_SetItem(row, ix, PyFloat_FromDouble((self->pixels())[ix+offset]));
}
PyList_SetItem(array, iy, row);
}
return array;
}
// Pickeling
%pythoncode {
def __getstate__(self):
fits = gammalib.GFits()
self.write(fits)
state = (fits,)
return state
def __setstate__(self, state):
self.__init__()
for hdu in state[0]:
if ((hdu.exttype() == 0 and
hdu.has_card('NAXIS') and
hdu.integer('NAXIS') >= 2) or
(hdu.exttype() == 0 and
hdu.has_card('PIXTYPE') and
hdu.string('PIXTYPE') == 'HEALPIX')):
self.read(hdu)
break
}
};