LSSTApplications  10.0-2-g4f67435,11.0.rc2+1,11.0.rc2+12,11.0.rc2+3,11.0.rc2+4,11.0.rc2+5,11.0.rc2+6,11.0.rc2+7,11.0.rc2+8
LSSTDataManagementBasePackage
ImagePsf.cc
Go to the documentation of this file.
1 // -*- LSST-C++ -*-
2 /*
3  * LSST Data Management System
4  * Copyright 2008-2013 LSST Corporation.
5  *
6  * This product includes software developed by the
7  * LSST Project (http://www.lsst.org/).
8  *
9  * This program is free software: you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation, either version 3 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the LSST License Statement and
20  * the GNU General Public License along with this program. If not,
21  * see <http://www.lsstcorp.org/LegalNotices/>.
22  */
23 
28 
29 namespace lsst { namespace meas { namespace algorithms {
30 
32  double radius, afw::geom::Point2D const & position, afw::image::Color const & color
33 ) const {
34  afw::image::Image<double> const & image(*computeKernelImage(position, color, INTERNAL));
35 
36  afw::geom::Point2D const center(0.0, 0.0);
37  afw::geom::ellipses::Axes const axes(radius, radius);
39  image,
40  afw::geom::ellipses::Ellipse(axes, center),
42  );
43  return result.flux;
44 }
45 
47  afw::geom::Point2D const & position, afw::image::Color const & color
48 ) const {
49  PTR(Image) image = computeKernelImage(position, color, INTERNAL);
51  *image,
52  afw::geom::Point2D(0.0, 0.0) // image has origin at the center
53  ).getShape();
54 }
55 
56 }}} // namespace lsst::meas::algorithms
An ellipse core with quadrupole moments as parameters.
Definition: Quadrupole.h:45
virtual afw::geom::ellipses::Quadrupole doComputeShape(afw::geom::Point2D const &position, afw::image::Color const &color) const
Definition: ImagePsf.cc:46
#define PTR(...)
Definition: base.h:41
boost::shared_ptr< Image > computeKernelImage(geom::Point2D position=makeNullPoint(), image::Color color=image::Color(), ImageOwnerEnum owner=COPY) const
Return an Image of the PSF, in a form suitable for convolution.
Shape const getShape() const
Return an afw::geom::ellipses object corresponding to xx, yy, xy.
table::Key< table::Array< Kernel::Pixel > > image
Definition: FixedKernel.cc:117
virtual double doComputeApertureFlux(double radius, afw::geom::Point2D const &position, afw::image::Color const &color) const
Definition: ImagePsf.cc:31
static Result computeAdaptiveMoments(ImageT const &image, afw::geom::Point2D const &position, Control const &ctrl=Control())
An ellipse defined by an arbitrary BaseCore and a center point.
Definition: Ellipse.h:50
Flux flux
Measured flux in DN.
Definition: FluxUtilities.h:38
An ellipse core for the semimajor/semiminor axis and position angle parametrization (a...
Definition: Axes.h:45
static Result computeSincFlux(afw::image::Image< T > const &image, afw::geom::ellipses::Ellipse const &ellipse, Control const &ctrl=Control())
Implementation of the Class MaskedImage.
A class to represent a 2-dimensional array of pixels.
Definition: PSF.h:43