Elements 6.1.2
A C++ base framework for the Euclid Software.
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TemplatedDataSourceUser.tpp
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1/*
2 * @file ElementsExamples/TemplateDataSourceUser.tpp
3 *
4 * Created on: Sep 23, 2015
5 * Author: fdubath
6 *
7 * @copyright 2012-2020 Euclid Science Ground Segment
8 *
9 * This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General
10 * Public License as published by the Free Software Foundation; either version 3.0 of the License, or (at your option)
11 * any later version.
12 *
13 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
14 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
15 * details.
16 *
17 * You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21#ifndef ELEMENTSEXAMPLES_ELEMENTSEXAMPLES_TEMPLATEDDATASOURCEUSER_IMPL_
22#error "This file should not be included directly! Use ElementsExamples/TemplatedDataSourceUser.h instead"
23#else
24
25#include <cstddef> // for std::size_t
26
27namespace Elements {
28namespace Examples {
29
30template <typename T>
31double TemplatedDataSourceUser::sumRecords(const T& data_source) {
32 double sum = 0.;
33 std::size_t records_number = data_source.countRecords();
34 for (std::size_t index = 0; index < records_number; ++index) {
35 sum += data_source.getRecordValue(index);
36 }
37
38 return sum;
39}
40
41} // namespace Examples
42} // namespace Elements
43
44#endif // ELEMENTSEXAMPLES_ELEMENTSEXAMPLES_TEMPLATEDDATASOURCEUSER_IMPL_