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1 // Copyright (C) 2010-2013 NICTA (www.nicta.com.au)
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2 // Copyright (C) 2010-2013 Conrad Sanderson
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3 //
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4 // This Source Code Form is subject to the terms of the Mozilla Public
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5 // License, v. 2.0. If a copy of the MPL was not distributed with this
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6 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
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7
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8
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9 //! \addtogroup eGlue
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10 //! @{
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11
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12
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13
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14 template<typename T1, typename T2, typename eglue_type>
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15 arma_inline
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16 eGlue<T1,T2,eglue_type>::~eGlue()
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17 {
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18 arma_extra_debug_sigprint();
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19 }
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20
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21
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22
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23 template<typename T1, typename T2, typename eglue_type>
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24 arma_inline
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25 eGlue<T1,T2,eglue_type>::eGlue(const T1& in_A, const T2& in_B)
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26 : P1(in_A)
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27 , P2(in_B)
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28 {
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29 arma_extra_debug_sigprint();
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30
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31 // arma_debug_assert_same_size( P1, P2, eglue_type::text() );
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32 arma_debug_assert_same_size
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33 (
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34 P1.get_n_rows(), P1.get_n_cols(),
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35 P2.get_n_rows(), P2.get_n_cols(),
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36 eglue_type::text()
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37 );
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38 }
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39
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40
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41
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42 template<typename T1, typename T2, typename eglue_type>
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43 arma_inline
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44 uword
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45 eGlue<T1,T2,eglue_type>::get_n_rows() const
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46 {
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47 return is_row ? 1 : ( Proxy<T1>::is_fixed ? P1.get_n_rows() : ( Proxy<T2>::is_fixed ? P2.get_n_rows() : P1.get_n_rows() ) );
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48 }
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49
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50
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51
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52 template<typename T1, typename T2, typename eglue_type>
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53 arma_inline
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54 uword
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55 eGlue<T1,T2,eglue_type>::get_n_cols() const
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56 {
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57 return is_col ? 1 : ( Proxy<T1>::is_fixed ? P1.get_n_cols() : ( Proxy<T2>::is_fixed ? P2.get_n_cols() : P1.get_n_cols() ) );
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58 }
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59
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60
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61
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62 template<typename T1, typename T2, typename eglue_type>
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63 arma_inline
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64 uword
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65 eGlue<T1,T2,eglue_type>::get_n_elem() const
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66 {
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67 return Proxy<T1>::is_fixed ? P1.get_n_elem() : ( Proxy<T2>::is_fixed ? P2.get_n_elem() : P1.get_n_elem() ) ;
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68 }
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69
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70
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71
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72 template<typename T1, typename T2, typename eglue_type>
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73 arma_inline
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74 typename T1::elem_type
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75 eGlue<T1,T2,eglue_type>::operator[] (const uword ii) const
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76 {
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77 // the optimiser will keep only one return statement
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78
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79 typedef typename T1::elem_type eT;
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80
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81 if(is_same_type<eglue_type, eglue_plus >::value == true) { return P1[ii] + P2[ii]; }
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82 else if(is_same_type<eglue_type, eglue_minus>::value == true) { return P1[ii] - P2[ii]; }
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83 else if(is_same_type<eglue_type, eglue_div >::value == true) { return P1[ii] / P2[ii]; }
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84 else if(is_same_type<eglue_type, eglue_schur>::value == true) { return P1[ii] * P2[ii]; }
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85 else return eT(0);
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86 }
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87
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88
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89
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90 template<typename T1, typename T2, typename eglue_type>
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91 arma_inline
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92 typename T1::elem_type
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93 eGlue<T1,T2,eglue_type>::at(const uword row, const uword col) const
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94 {
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95 // the optimiser will keep only one return statement
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96
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97 typedef typename T1::elem_type eT;
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98
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99 if(is_same_type<eglue_type, eglue_plus >::value == true) { return P1.at(row,col) + P2.at(row,col); }
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100 else if(is_same_type<eglue_type, eglue_minus>::value == true) { return P1.at(row,col) - P2.at(row,col); }
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101 else if(is_same_type<eglue_type, eglue_div >::value == true) { return P1.at(row,col) / P2.at(row,col); }
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102 else if(is_same_type<eglue_type, eglue_schur>::value == true) { return P1.at(row,col) * P2.at(row,col); }
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103 else return eT(0);
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104 }
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105
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106
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107
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108 template<typename T1, typename T2, typename eglue_type>
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109 arma_inline
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110 typename T1::elem_type
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111 eGlue<T1,T2,eglue_type>::at_alt(const uword ii) const
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112 {
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113 // the optimiser will keep only one return statement
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114
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115 typedef typename T1::elem_type eT;
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116
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117 if(is_same_type<eglue_type, eglue_plus >::value == true) { return P1.at_alt(ii) + P2.at_alt(ii); }
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118 else if(is_same_type<eglue_type, eglue_minus>::value == true) { return P1.at_alt(ii) - P2.at_alt(ii); }
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119 else if(is_same_type<eglue_type, eglue_div >::value == true) { return P1.at_alt(ii) / P2.at_alt(ii); }
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120 else if(is_same_type<eglue_type, eglue_schur>::value == true) { return P1.at_alt(ii) * P2.at_alt(ii); }
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121 else return eT(0);
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122 }
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123
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124
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125
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126 //! @}
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