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pyHealpix
Commits
09727e86
Commit
09727e86
authored
May 22, 2018
by
Martin Reinecke
Browse files
sync
parent
91083644
Changes
2
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Healpix_cxx/healpix_base.h
View file @
09727e86
...
...
@@ -25,7 +25,7 @@
*/
/*! \file healpix_base.h
* Copyright (C) 2003-201
4
Max-Planck-Society
* Copyright (C) 2003-201
7
Max-Planck-Society
* \author Martin Reinecke
*/
...
...
@@ -228,6 +228,17 @@ template<typename I> class T_Healpix_Base: public Healpix_Tables
whose centers lie inside the disk
\note This method is more efficient in the RING scheme. */
void
query_disc
(
pointing
ptg
,
double
radius
,
rangeset
<
I
>
&
pixset
)
const
;
/*! Returns the range set of all pixels whose centers lie within the disk
defined by \a dir and \a radius.
\param dir the angular coordinates of the disk center
\param radius the radius (in radians) of the disk
\note This method is more efficient in the RING scheme. */
rangeset
<
I
>
query_disc
(
pointing
ptg
,
double
radius
)
const
{
rangeset
<
I
>
res
;
query_disc
(
ptg
,
radius
,
res
);
return
res
;
}
/*! Returns the range set of all pixels which overlap with the disk
defined by \a dir and \a radius.
\param dir the angular coordinates of the disk center
...
...
@@ -243,6 +254,24 @@ template<typename I> class T_Healpix_Base: public Healpix_Tables
\note This method is more efficient in the RING scheme. */
void
query_disc_inclusive
(
pointing
ptg
,
double
radius
,
rangeset
<
I
>
&
pixset
,
int
fact
=
1
)
const
;
/*! Returns the range set of all pixels which overlap with the disk
defined by \a dir and \a radius.
\param dir the angular coordinates of the disk center
\param radius the radius (in radians) of the disk
\param fact The overlapping test will be done at the resolution
\a fact*nside. For NESTED ordering, \a fact must be a power of 2,
else it can be any positive integer. A typical choice would be 4.
\note This method may return some pixels which don't overlap with
the disk at all. The higher \a fact is chosen, the fewer false
positives are returned, at the cost of increased run time.
\note This method is more efficient in the RING scheme. */
rangeset
<
I
>
query_disc_inclusive
(
pointing
ptg
,
double
radius
,
int
fact
=
1
)
const
{
rangeset
<
I
>
res
;
query_disc_inclusive
(
ptg
,
radius
,
res
,
fact
);
return
res
;
}
/*! \deprecated Please use the version based on \a rangeset */
void
query_disc
(
const
pointing
&
dir
,
double
radius
,
...
...
@@ -273,6 +302,16 @@ template<typename I> class T_Healpix_Base: public Healpix_Tables
\note This method is more efficient in the RING scheme. */
void
query_polygon
(
const
std
::
vector
<
pointing
>
&
vertex
,
rangeset
<
I
>
&
pixset
)
const
;
/*! Returns a range set of pixels whose centers lie within the convex
polygon defined by the \a vertex array.
\param vertex array containing the vertices of the polygon.
\note This method is more efficient in the RING scheme. */
rangeset
<
I
>
query_polygon
(
const
std
::
vector
<
pointing
>
&
vertex
)
const
{
rangeset
<
I
>
res
;
query_polygon
(
vertex
,
res
);
return
res
;
}
/*! Returns a range set of pixels which overlap with the convex
polygon defined by the \a vertex array.
...
...
@@ -288,6 +327,23 @@ template<typename I> class T_Healpix_Base: public Healpix_Tables
\note This method is more efficient in the RING scheme. */
void
query_polygon_inclusive
(
const
std
::
vector
<
pointing
>
&
vertex
,
rangeset
<
I
>
&
pixset
,
int
fact
=
1
)
const
;
/*! Returns a range set of pixels which overlap with the convex
polygon defined by the \a vertex array.
\param vertex array containing the vertices of the polygon.
\param fact The overlapping test will be done at the resolution
\a fact*nside. For NESTED ordering, \a fact must be a power of 2,
else it can be any positive integer. A typical choice would be 4.
\note This method may return some pixels which don't overlap with
the polygon at all. The higher \a fact is chosen, the fewer false
positives are returned, at the cost of increased run time.
\note This method is more efficient in the RING scheme. */
rangeset
<
I
>
query_polygon_inclusive
(
const
std
::
vector
<
pointing
>
&
vertex
,
int
fact
=
1
)
const
{
rangeset
<
I
>
res
;
query_polygon_inclusive
(
vertex
,
res
,
fact
);
return
res
;
}
/*! Returns a range set of pixels whose centers lie within the colatitude
range defined by \a theta1 and \a theta2 (if \a inclusive==false), or
...
...
@@ -301,6 +357,22 @@ template<typename I> class T_Healpix_Base: public Healpix_Tables
that overlap with the region. */
void
query_strip
(
double
theta1
,
double
theta2
,
bool
inclusive
,
rangeset
<
I
>
&
pixset
)
const
;
/*! Returns a range set of pixels whose centers lie within the colatitude
range defined by \a theta1 and \a theta2 (if \a inclusive==false), or
which overlap with this region (if \a inclusive==true). If
\a theta1<theta2, the region between both angles is considered,
otherwise the regions \a 0<theta<theta2 and \a theta1<theta<pi.
\param theta1 first colatitude
\param theta2 second colatitude
\param inclusive if \a false, return the exact set of pixels whose
pixels centers lie within the region; if \a true, return all pixels
that overlap with the region. */
rangeset
<
I
>
query_strip
(
double
theta1
,
double
theta2
,
bool
inclusive
)
const
{
rangeset
<
I
>
res
;
query_strip
(
theta1
,
theta2
,
inclusive
,
res
);
return
res
;
}
/*! Returns useful information about a given ring of the map.
\param ring the ring number (the number of the first ring is 1)
...
...
cxxsupport/rangeset.h
View file @
09727e86
...
...
@@ -25,7 +25,7 @@
/*! \file rangeset.h
* Class for storing sets of ranges of integer numbers
*
* Copyright (C) 2011-201
4
Max-Planck-Society
* Copyright (C) 2011-201
7
Max-Planck-Society
* \author Martin Reinecke
*/
...
...
@@ -38,6 +38,7 @@
#include
<iostream>
#include
"datatypes.h"
#include
"error_handling.h"
#include
"math_utils.h"
/*! Class for storing sets of ranges of integer numbers */
template
<
typename
T
>
class
rangeset
...
...
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