lsst.meas.algorithms  13.0-20-g02a2147
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ImagePsf.cc
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23 
24 #include "lsst/afw/image/MaskedImage.h"
26 #include "lsst/meas/base/SdssShape.h"
27 #include "lsst/meas/base/ApertureFlux.h"
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);
38  base::ApertureFluxResult result = base::ApertureFluxAlgorithm::computeSincFlux(
39  image,
40  afw::geom::ellipses::Ellipse(axes, center),
41  base::ApertureFluxControl()
42  );
43  return result.flux;
44 }
45 
46 afw::geom::ellipses::Quadrupole ImagePsf::doComputeShape(
47  afw::geom::Point2D const & position, afw::image::Color const & color
48 ) const {
49  PTR(Image) image = computeKernelImage(position, color, INTERNAL);
50  return meas::base::SdssShapeAlgorithm::computeAdaptiveMoments(
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
virtual afw::geom::ellipses::Quadrupole doComputeShape(afw::geom::Point2D const &position, afw::image::Color const &color) const
Definition: ImagePsf.cc:46
virtual double doComputeApertureFlux(double radius, afw::geom::Point2D const &position, afw::image::Color const &color) const
Definition: ImagePsf.cc:31