lsst.meas.extensions.trailedSources g56b687f8c9+414cb85a0f
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utils.py
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2# This file is part of meas_extensions_trailedSources.
3#
4# Developed for the LSST Data Management System.
5# This product includes software developed by the LSST Project
6# (http://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 <http://www.gnu.org/licenses/>.
22#
23
24# Common functions for trail measurements
25__all__ = ("getMeasurementCutout")
26
27
28def getMeasurementCutout(measRecord, exposure):
29 """Get a subImage cutout for a trail measurement.
30
31 Re-implements meas::base::SdssShape::computeAdaptiveMomentsBBox
32 """
33 bbox = measRecord.getFootprint().getBBox()
34 bbox.clip(exposure.getBBox())
35 cutout = exposure.Factory(exposure, bbox)
36 return cutout