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LSST Data Management Base Package
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traits.h
Go to the documentation of this file.
1/*
2 * LSST Data Management System
3 * Copyright 2008, 2009, 2010 LSST Corporation.
4 *
5 * This product includes software developed by the
6 * LSST Project (http://www.lsst.org/).
7 *
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the LSST License Statement and
19 * the GNU General Public License along with this program. If not,
20 * see <http://www.lsstcorp.org/LegalNotices/>.
21 */
22
23#if !defined(LSST_AFW_MATH_KERNEL_TRAITS_H)
24#define LSST_AFW_MATH_KERNEL_TRAITS_H 1
25
26#include "boost/mpl/bool.hpp"
27/*
28 * Traits to describe kernels, allowing for compile-time optimisation
29 */
30namespace lsst {
31namespace afw {
32namespace math {
33class AnalyticKernel;
34
36template <typename KernelT>
38 BOOST_STATIC_CONSTANT(bool, value = false);
39};
40
41template <typename KernelT>
42struct is_analyticKernel<KernelT *> : public is_analyticKernel<KernelT> {};
43
44template <typename KernelT>
45struct is_analyticKernel<std::shared_ptr<KernelT> > : public is_analyticKernel<KernelT> {};
46
47template <>
49 BOOST_STATIC_CONSTANT(bool, value = true);
50};
51
59
61template <typename KernelT>
63 using kernel_fill_factor = typename KernelT::kernel_fill_factor;
64};
65
68} // namespace math
69} // namespace afw
70} // namespace lsst
71
72#endif
A kernel described by a function.
Definition Kernel.h:535
deltafunction_kernel_tag deltafunction_kernel_tag_
Used as default value in argument lists.
Definition Kernel.cc:43
generic_kernel_tag generic_kernel_tag_
Used as default value in argument lists.
Definition Kernel.cc:42
STL namespace.
Kernel has only one non-zero pixel.
Definition traits.h:56
Tags carrying information about KernelsKernel with no special properties.
Definition traits.h:53
traits class to determine if a Kernel is represented as an analytic function
Definition traits.h:37
BOOST_STATIC_CONSTANT(bool, value=false)
template trait class with information about Kernels
Definition traits.h:62
typename KernelT::kernel_fill_factor kernel_fill_factor
Fraction of non-zero pixels.
Definition traits.h:63