LSSTApplications  20.0.0
LSSTDataManagementBasePackage
calib.cc
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1 /*
2  * LSST Data Management System
3  * Copyright 2008-2017 AURA/LSST.
4  *
5  * This product includes software developed by the
6  * LSST Project (http://www.lsst.org/).
7  *
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22 
23 #include "pybind11/pybind11.h"
24 #include "pybind11/stl.h"
25 
26 #include <memory>
27 #include <vector>
28 
29 #include "ndarray/pybind11.h"
30 
32 #include "lsst/afw/table/io/python.h" // for addPersistableMethods
33 #include "lsst/afw/image/Calib.h"
34 
35 namespace py = pybind11;
36 using namespace pybind11::literals;
37 
38 namespace lsst {
39 namespace afw {
40 namespace image {
41 namespace {
42 
43 template <typename T>
44 void declareVectorOperations(py::module& mod) {
45  typedef ndarray::Array<T, 1> Array;
46  typedef ndarray::Array<T const, 1> ConstArray;
47  mod.def("abMagFromFlux", (Array(*)(ConstArray const&)) & abMagFromFlux<T>, "flux"_a);
48  mod.def("abMagErrFromFluxErr", (Array(*)(ConstArray const&, ConstArray const&)) & abMagErrFromFluxErr<T>,
49  "fluxErr"_a, "flux"_a);
50  mod.def("fluxFromABMag", (Array(*)(ConstArray const&)) & fluxFromABMag<T>, "mag"_a);
51  mod.def("fluxErrFromABMagErr", (Array(*)(ConstArray const&, ConstArray const&)) & fluxErrFromABMagErr<T>,
52  "magErr"_a, "mag"_a);
53 }
54 
55 PYBIND11_MODULE(calib, mod) {
56  /* Module level */
57  mod.def("abMagFromFlux", (double (*)(double)) & abMagFromFlux, "flux"_a);
58  mod.def("abMagErrFromFluxErr", (double (*)(double, double)) & abMagErrFromFluxErr, "fluxErr"_a, "flux"_a);
59  mod.def("fluxFromABMag", (double (*)(double)) & fluxFromABMag, "mag"_a);
60  mod.def("fluxErrFromABMagErr", (double (*)(double, double)) & fluxErrFromABMagErr, "magErr"_a, "mag"_a);
61  declareVectorOperations<float>(mod);
62  declareVectorOperations<double>(mod);
63 }
64 } // namespace
65 } // namespace image
66 } // namespace afw
67 } // namespace lsst
lsst::afw::image
Backwards-compatibility support for depersisting the old Calib (FluxMag0/FluxMag0Err) objects.
Definition: imageAlgorithm.dox:1
Calib.h
lsst::afw
Definition: imageAlgorithm.dox:1
lsst::afw::image::fluxErrFromABMagErr
double fluxErrFromABMagErr(double magErr, double mag) noexcept
Compute flux error in Janskys from AB magnitude error and AB magnitude.
Definition: Calib.h:60
calib
Key< int > calib
Definition: Exposure.cc:66
lsst::afw::image::fluxFromABMag
double fluxFromABMag(double mag) noexcept
Compute flux in Janskys from AB magnitude.
Definition: Calib.h:57
PropertySet.h
lsst::afw::image::abMagErrFromFluxErr
double abMagErrFromFluxErr(double fluxErr, double flux)
Compute AB magnitude error from flux and flux error in Janskys.
Definition: Calib.h:52
lsst
A base class for image defects.
Definition: imageAlgorithm.dox:1
python.h
pybind11
Definition: _GenericMap.cc:40
lsst::meas::modelfit.psf.psfContinued.module
module
Definition: psfContinued.py:42
lsst::afw::cameraGeom::PYBIND11_MODULE
PYBIND11_MODULE(camera, mod)
Definition: camera.cc:133
lsst::afw::image::abMagFromFlux
double abMagFromFlux(double flux)
Compute AB magnitude from flux in Janskys.
Definition: Calib.h:49