1 | //#---------------------------------------------------------------------------
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2 | //# MathUtilities.h: General math operations
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3 | //#---------------------------------------------------------------------------
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4 | //# Copyright (C) 2004
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5 | //# ATNF
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6 | //#
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7 | //# This program is free software; you can redistribute it and/or modify it
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8 | //# under the terms of the GNU General Public License as published by the Free
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9 | //# Software Foundation; either version 2 of the License, or (at your option)
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10 | //# any later version.
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11 | //#
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12 | //# This program is distributed in the hope that it will be useful, but
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13 | //# WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | //# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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15 | //# Public License for more details.
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16 | //#
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17 | //# You should have received a copy of the GNU General Public License along
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18 | //# with this program; if not, write to the Free Software Foundation, Inc.,
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19 | //# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
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20 | //#
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21 | //# Correspondence concerning this software should be addressed as follows:
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22 | //# Internet email: Malte.Marquarding@csiro.au
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23 | //# Postal address: Malte Marquarding,
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24 | //# Australia Telescope National Facility,
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25 | //# P.O. Box 76,
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26 | //# Epping, NSW, 2121,
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27 | //# AUSTRALIA
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28 | //#
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29 | //# $Id:
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30 | //#---------------------------------------------------------------------------
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31 | #ifndef MATHUTILS_H
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32 | #define MATHUTILS_H
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33 |
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34 | #include <string>
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35 | #include <vector>
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36 | #include <casa/aips.h>
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37 | #include <casa/Arrays/Vector.h>
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38 | #include <casa/BasicSL/String.h>
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39 |
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40 | namespace mathutil {
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41 |
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42 | // Hanning smoothing
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43 | template <class T>
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44 | /**
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45 | * Hanning smooth a masked vector
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46 | * @param out the smoothed vector
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47 | * @param outmask the smoothed mask
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48 | * @param in the input vector
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49 | * @param mask the input mask
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50 | * @param relaxed a weighting scheme
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51 | * @param ignoreOther drop every second channel (NYI)
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52 | */
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53 | void hanning(casa::Vector<T>& out, casa::Vector<casa::Bool>& outmask,
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54 | const casa::Vector<T>& in, const casa::Vector<casa::Bool>& mask,
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55 | casa::Bool relaxed=casa::False,
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56 | casa::Bool ignoreOther=casa::False);
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57 |
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58 | // Generate specified statistic
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59 | float statistics(const casa::String& which,
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60 | const casa::MaskedArray<casa::Float>& data);
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61 |
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62 | // Replace masked value by zero
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63 | void replaceMaskByZero(casa::Vector<casa::Float>& data,
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64 | const casa::Vector<casa::Bool>& mask);
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65 |
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66 | /**
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67 | * Convert a std::vector of std::string
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68 | * to a casa::Vector casa::String
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69 | * @param in
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70 | * @return
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71 | */
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72 | std::vector<std::string> tovectorstring(const casa::Vector<casa::String>& in);
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73 |
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74 | /**
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75 | * Convert a casa::Vector of casa::String
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76 | * to a stl std::vector of stl std::string
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77 | * @param in
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78 | * @return
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79 | */
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80 | casa::Vector<casa::String> toVectorString(const std::vector<std::string>& in);
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81 |
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82 | };
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83 |
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84 | #endif
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