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LSST Data Management Base Package
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_imagePca.cc
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1/*
2 * This file is part of afw.
3 *
4 * Developed for the LSST Data Management System.
5 * This product includes software developed by the LSST Project
6 * (https://www.lsst.org).
7 * See the COPYRIGHT file at the top-level directory of this distribution
8 * for details of code ownership.
9 *
10 * This program is free software: you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation, either version 3 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 */
23
24#include "pybind11/pybind11.h"
25#include "pybind11/stl.h"
27
29
30namespace py = pybind11;
31
32using namespace py::literals;
33
34namespace lsst {
35namespace afw {
36namespace image {
37
38namespace {
39
40template <typename ImageT>
41static void declareImagePca(lsst::cpputils::python::WrapperCollection &wrappers, std::string const &suffix) {
42 std::string name = "ImagePca" + suffix;
43 wrappers.wrapType(
44 py::classh<ImagePca<ImageT>>(wrappers.module, name.c_str()),
45 [](auto &mod, auto &cls) {
46 cls.def(py::init<bool>(), "constantWeight"_a = true);
47
48 cls.def("addImage", &ImagePca<ImageT>::addImage, "img"_a, "flux"_a = 0.0);
49 cls.def("getImageList", &ImagePca<ImageT>::getImageList);
50 cls.def("getDimensions", &ImagePca<ImageT>::getDimensions);
51 cls.def("getMean", &ImagePca<ImageT>::getMean);
52 cls.def("analyze", &ImagePca<ImageT>::analyze);
53 cls.def("updateBadPixels", &ImagePca<ImageT>::updateBadPixels);
54 cls.def("getEigenValues", &ImagePca<ImageT>::getEigenValues);
55 cls.def("getEigenImages", &ImagePca<ImageT>::getEigenImages);
56 });
57}
58
59template <typename Image1T, typename Image2T>
60static void declareInnerProduct(lsst::cpputils::python::WrapperCollection &wrappers) {
61 wrappers.wrap([](auto &mod) {
62 mod.def("innerProduct",
63 (double (*)(Image1T const &, Image2T const &, int const))innerProduct<Image1T, Image2T>,
64 "lhs"_a, "rhs"_a, "border"_a = 0);
65 });
66}
67
68} // namespace
69
71 declareImagePca<Image<int>>(wrappers, "I");
72 declareImagePca<Image<float>>(wrappers, "F");
73 declareImagePca<Image<double>>(wrappers, "D");
74 declareImagePca<Image<std::uint16_t>>(wrappers, "U");
75 declareImagePca<Image<std::uint64_t>>(wrappers, "L");
76 declareImagePca<MaskedImage<int>>(wrappers, "MI");
77 declareImagePca<MaskedImage<float>>(wrappers, "MF");
78 declareImagePca<MaskedImage<double>>(wrappers, "MD");
79 declareImagePca<MaskedImage<std::uint16_t>>(wrappers, "MU");
80 declareImagePca<MaskedImage<std::uint64_t>>(wrappers, "ML");
81
82 declareInnerProduct<Image<int>, Image<int>>(wrappers);
83 declareInnerProduct<Image<float>, Image<float>>(wrappers);
84 declareInnerProduct<Image<double>, Image<double>>(wrappers);
85 declareInnerProduct<Image<std::uint16_t>, Image<std::uint16_t>>(wrappers);
86 declareInnerProduct<Image<std::uint64_t>, Image<std::uint64_t>>(wrappers);
87
88 declareInnerProduct<Image<float>, Image<double>>(wrappers);
89 declareInnerProduct<Image<double>, Image<float>>(wrappers);
90}
91} // namespace image
92} // namespace afw
93} // namespace lsst
A class to represent a 2-dimensional array of pixels.
Definition Image.h:51
A helper class for subdividing pybind11 module across multiple translation units (i....
Definition python.h:242
void wrap(WrapperCallback function)
Add a set of wrappers without defining a class.
Definition python.h:369
PyType wrapType(PyType cls, ClassWrapperCallback function, bool setModuleName=true)
Add a type (class or enum) wrapper, deferring method and other attribute definitions until finish() i...
Definition python.h:391
pybind11::module module
The module object passed to the PYBIND11_MODULE block that contains this WrapperCollection.
Definition python.h:448
void wrapImagePca(lsst::cpputils::python::WrapperCollection &)
Definition _imagePca.cc:70
double innerProduct(Image1T const &lhs, Image2T const &rhs, int const border=0)
Calculate the inner product of two images.
Definition ImagePca.cc:413