LSST Applications 26.0.0,g0265f82a02+6660c170cc,g07994bdeae+30b05a742e,g0a0026dc87+17526d298f,g0a60f58ba1+17526d298f,g0e4bf8285c+96dd2c2ea9,g0ecae5effc+c266a536c8,g1e7d6db67d+6f7cb1f4bb,g26482f50c6+6346c0633c,g2bbee38e9b+6660c170cc,g2cc88a2952+0a4e78cd49,g3273194fdb+f6908454ef,g337abbeb29+6660c170cc,g337c41fc51+9a8f8f0815,g37c6e7c3d5+7bbafe9d37,g44018dc512+6660c170cc,g4a941329ef+4f7594a38e,g4c90b7bd52+5145c320d2,g58be5f913a+bea990ba40,g635b316a6c+8d6b3a3e56,g67924a670a+bfead8c487,g6ae5381d9b+81bc2a20b4,g93c4d6e787+26b17396bd,g98cecbdb62+ed2cb6d659,g98ffbb4407+81bc2a20b4,g9ddcbc5298+7f7571301f,ga1e77700b3+99e9273977,gae46bcf261+6660c170cc,gb2715bf1a1+17526d298f,gc86a011abf+17526d298f,gcf0d15dbbd+96dd2c2ea9,gdaeeff99f8+0d8dbea60f,gdb4ec4c597+6660c170cc,ge23793e450+96dd2c2ea9,gf041782ebf+171108ac67
LSST Data Management Base Package
Loading...
Searching...
No Matches
Parametric.cc
Go to the documentation of this file.
1// -*- lsst-c++ -*-
2
3/*
4 * LSST Data Management System
5 * Copyright 2008, 2009, 2010 LSST Corporation.
6 *
7 * This product includes software developed by the
8 * LSST Project (http://www.lsst.org/).
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 LSST License Statement and
21 * the GNU General Public License along with this program. If not,
22 * see <http://www.lsstcorp.org/LegalNotices/>.
23 */
25
26namespace lsst {
27namespace afw {
28namespace geom {
29namespace ellipses {
30
31Parametric::Parametric(Ellipse const& ellipse) : _center(ellipse.getCenter()) {
32 double a, b, theta;
33 ellipse.getCore()._assignToAxes(a, b, theta);
34 double c = std::cos(theta);
35 double s = std::sin(theta);
36 _u = lsst::geom::Extent2D(a * c, a * s);
37 _v = lsst::geom::Extent2D(-b * s, b * c);
38}
39} // namespace ellipses
40} // namespace geom
41} // namespace afw
42} // namespace lsst
table::Key< int > b
table::Key< int > a
virtual void _assignToAxes(double &a, double &b, double &theta) const =0
Return the size of the bounding box for the ellipse core.
An ellipse defined by an arbitrary BaseCore and a center point.
Definition Ellipse.h:51
BaseCore const & getCore() const
Return the ellipse core.
Definition Ellipse.h:71
Parametric(Ellipse const &ellipse)
Definition Parametric.cc:31
T cos(T... args)
Extent< double, 2 > Extent2D
Definition Extent.h:400
T sin(T... args)