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Sampler.h
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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_MODELFIT_Sampler_h_INCLUDED
25#define LSST_MEAS_MODELFIT_Sampler_h_INCLUDED
26
27#include "lsst/afw/table/fwd.h"
30
31namespace lsst { namespace meas { namespace modelfit {
32
34public:
35
36 virtual int getParameterDim() const = 0;
37
39 ndarray::Array<Scalar const,1,1> const & parameters,
41 ) const = 0;
42
43 virtual ~SamplingObjective() {}
44
45protected:
47
49 ndarray::Array<Pixel,2,-1> _modelMatrix;
50};
51
52class Sampler {
53public:
54
55 virtual void run(
56 SamplingObjective const & objective,
59 ) const = 0;
60
61 virtual ~Sampler() {}
62
63};
64
65}}} // namespace lsst::meas::modelfit
66
67#endif // !LSST_MEAS_MODELFIT_Sampler_h_INCLUDED
Base class for all records.
Definition BaseRecord.h:31
virtual void run(SamplingObjective const &objective, std::shared_ptr< Mixture > proposal, afw::table::BaseCatalog &samples) const =0
SamplingObjective(std::shared_ptr< Likelihood > likelihood)
ndarray::Array< Pixel, 2,-1 > _modelMatrix
Definition Sampler.h:49
std::shared_ptr< Likelihood > _likelihood
Definition Sampler.h:48
virtual int getParameterDim() const =0
virtual Scalar operator()(ndarray::Array< Scalar const, 1, 1 > const &parameters, afw::table::BaseRecord &sample) const =0
float Pixel
Typedefs to be used for pixel values.
Definition common.h:37
double Scalar
Typedefs to be used for probability and parameter values.
Definition common.h:44