annotate armadillo-2.4.4/include/armadillo_bits/span.hpp @ 18:8d046a9d36aa
slimline
Back out rev 13:ac07c60aa798. Like an idiot, I committed a whole pile of unrelated changes in the guise of a single typo fix. Will re-commit in stages
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Chris Cannam |
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Thu, 10 May 2012 10:45:44 +0100 |
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8b6102e2a9b0 |
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1 // Copyright (C) 2010-2011 NICTA (www.nicta.com.au)
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2 // Copyright (C) 2010-2011 Conrad Sanderson
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3 // Copyright (C) 2011 Stanislav Funiak
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4 //
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5 // This file is part of the Armadillo C++ library.
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6 // It is provided without any warranty of fitness
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7 // for any purpose. You can redistribute this file
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8 // and/or modify it under the terms of the GNU
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9 // Lesser General Public License (LGPL) as published
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10 // by the Free Software Foundation, either version 3
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11 // of the License or (at your option) any later version.
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12 // (see http://www.opensource.org/licenses for more info)
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13
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14
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15
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16 //! \addtogroup span
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17 //! @{
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18
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19
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20 struct span_alt {};
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21
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22
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23 template<typename Dummy = int>
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24 class span_base
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25 {
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26 public:
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27 static const span_alt all;
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28 };
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29
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30
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31 template<typename Dummy>
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32 const span_alt span_base<Dummy>::all = span_alt();
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33
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34
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35 class span : public span_base<>
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36 {
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37 public:
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38
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39 uword a;
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40 uword b;
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41 bool whole;
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42
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43 inline
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44 span()
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45 : whole(true)
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46 {
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47 }
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48
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49
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50 inline
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51 span(const span_alt&)
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52 : whole(true)
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53 {
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54 }
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55
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56 // TODO:
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57 // if the "explicit" keyword is removed or commented out,
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58 // the compiler will be able to automatically convert integers to an instance of the span class.
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59 // this is useful for Cube::operator()(span&, span&, span&),
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60 // but it might have unintended consequences or interactions elsewhere.
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61 // as such, removal of "explicit" needs thorough testing.
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62 inline
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63 explicit
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64 span(const uword in_a)
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65 : a(in_a)
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66 , b(in_a)
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67 , whole(false)
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68 {
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69 }
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70
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71 inline
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72 span(const uword in_a, const uword in_b)
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73 : a(in_a)
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74 , b(in_b)
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75 , whole(false)
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76 {
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77 }
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78
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79 };
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80
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81
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82
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83 //! @}
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