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LSST Data Management Base Package
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SdssCentroid.h
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
24#ifndef LSST_MEAS_BASE_SdssCentroid_h_INCLUDED
25#define LSST_MEAS_BASE_SdssCentroid_h_INCLUDED
26
34#include "lsst/pex/config.h"
39
40namespace lsst {
41namespace meas {
42namespace base {
43
49public:
50 LSST_CONTROL_FIELD(binmax, int, "maximum allowed binning");
51 LSST_CONTROL_FIELD(peakMin, double, "if the peak's less than this insist on binning at least once");
52 LSST_CONTROL_FIELD(wfac, double, "fiddle factor for adjusting the binning");
53 LSST_CONTROL_FIELD(doFootprintCheck, bool, "Do check that the centroid is contained in footprint.");
55 maxDistToPeak, double,
56 "If >0; maximum distance in pixels between the footprint peak and centroid allowed before "
57 "resetToPeak flag is set.");
65 : binmax(16), peakMin(-1.0), wfac(1.5), doFootprintCheck(true), maxDistToPeak(1.) {}
66};
67
72public:
73 // Structures and routines to manage flaghandler
75 static FlagDefinition const FAILURE;
76 static FlagDefinition const EDGE;
81
85
86 SdssCentroidAlgorithm(Control const& ctrl, std::string const& name, afw::table::Schema& schema);
87
88 virtual void measure(afw::table::SourceRecord& measRecord,
89 afw::image::Exposure<float> const& exposure) const;
90
91 virtual void fail(afw::table::SourceRecord& measRecord, MeasurementError* error = nullptr) const;
92
93private:
94 Control _ctrl;
95 CentroidResultKey _centroidKey;
96 FlagHandler _flagHandler;
97 SafeCentroidExtractor _centroidExtractor;
98 CentroidChecker _centroidChecker;
99};
100
107
108} // namespace base
109} // namespace meas
110} // namespace lsst
111
112#endif // !LSST_MEAS_BASE_SdssCentroid_h_INCLUDED
SchemaMapper * mapper
A class to contain the data, WCS, and other information needed to describe an image of the sky.
Definition Exposure.h:72
Defines the fields and offsets for a table.
Definition Schema.h:51
A mapping between the keys of two Schemas, used to copy data between them.
Record class that contains measurements made on a single exposure.
Definition Source.h:78
A FunctorKey for CentroidResult.
Base for centroid measurement transformations.
vector-type utility class to build a collection of FlagDefinitions
Definition FlagHandler.h:60
Utility class for handling flag fields that indicate the failure modes of an algorithm.
Exception to be thrown when a measurement algorithm experiences a known failure mode.
Definition exceptions.h:48
Utility class for measurement algorithms that extracts a position from the Centroid slot and handles ...
The Sdss Centroid Algorithm.
static FlagDefinition const NOT_AT_MAXIMUM
virtual void fail(afw::table::SourceRecord &measRecord, MeasurementError *error=nullptr) const
Handle an exception thrown by the current algorithm by setting flags in the given record.
static FlagDefinition const NO_SECOND_DERIVATIVE
SdssCentroidControl Control
A typedef to the Control object for this algorithm, defined above.
static FlagDefinition const FAILURE
static FlagDefinition const NEAR_EDGE
virtual void measure(afw::table::SourceRecord &measRecord, afw::image::Exposure< float > const &exposure) const
Called to measure a single child source in an image.
static FlagDefinitionList const & getFlagDefinitions()
static FlagDefinition const ALMOST_NO_SECOND_DERIVATIVE
static FlagDefinition const EDGE
A C++ control class to handle SdssCentroidAlgorithm's configuration.
double wfac
"fiddle factor for adjusting the binning" ;
SdssCentroidControl()
Default constructor.
bool doFootprintCheck
"Do check that the centroid is contained in footprint." ;
int binmax
"maximum allowed binning" ;
double maxDistToPeak
"If >0; maximum distance in pixels between the footprint peak and centroid allowed before " "resetToP...
double peakMin
"if the peak's less than this insist on binning at least once" ;
An abstract base classes for which the same implementation can be used for both SingleFrameAlgorithm ...
Definition Algorithm.h:170
#define LSST_CONTROL_FIELD(NAME, TYPE, DOC)
A preprocessor macro used to define fields in C++ "control object" structs.
Definition config.h:43
Simple class used to define and document flags The name and doc constitute the identity of the FlagDe...
Definition FlagHandler.h:40