1 | |
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2 | #include "datasources.h" |
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3 | |
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4 | using namespace bdm; |
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5 | |
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6 | void MemDS::getdata ( vec &dt ) const { |
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7 | int i; |
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8 | |
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9 | bdm_assert_debug ( dt.length() == rowid.length(), "MemDS:getdata incompatible dt" ); |
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10 | for ( i = 0; i < rowid.length(); i++ ) { |
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11 | dt ( i ) = Data ( rowid ( i ), time ); |
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12 | } |
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13 | } |
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14 | |
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15 | void MemDS::getdata ( vec &dt, const ivec &indeces ) { |
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16 | int j, i; |
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17 | bdm_assert_debug ( dt.length() == indeces.length(), "MemDS:getdata incompatible dt" ); |
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18 | for ( i = 0; i < indeces.length(); i++ ) { |
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19 | j = indeces ( i ); |
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20 | dt ( i ) = Data ( rowid ( j ), time ); |
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21 | } |
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22 | } |
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23 | |
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24 | void MemDS::step() { |
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25 | if ( time < Data.cols() ) { |
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26 | time++; |
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27 | } |
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28 | } |
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29 | |
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30 | void MemDS::set_drv ( const RV &drv, const RV &urv ) { |
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31 | bdm_assert_debug ( drv._dsize() == rowid.length(), "MemDS::set_rvs incompatible drv" ); |
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32 | bdm_assert_debug ( urv._dsize() == 0, "MemDS does not support urv." ); |
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33 | |
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34 | DS::set_drv ( drv, urv ); |
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35 | } |
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36 | |
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37 | MemDS::MemDS ( mat &Dat, ivec &rowid0 ) : rowid ( rowid0 ) { |
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38 | bdm_assert_debug ( max ( rowid ) <= Dat.rows(), "MemDS rowid is too high for given Dat." ); |
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39 | |
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40 | time = 0; |
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41 | Data = Dat; |
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42 | } |
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43 | |
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44 | void ITppFileDS::from_setting ( const Setting &set ) { |
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45 | shared_ptr<RV> rvtmp = UI::build<RV> ( set, "rv" , UI::compulsory ); |
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46 | |
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47 | it_file it ( set["filename"] ); |
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48 | it << Name ( set["varname"] ); |
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49 | it >> Data; |
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50 | time = 0; |
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51 | //rowid and delays are ignored |
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52 | rowid = linspace ( 0, Data.rows() - 1 ); |
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53 | set_drv ( *rvtmp, RV() ); |
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54 | } |
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55 | |
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56 | void PdfDS::step() { |
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57 | yt2rgr.store_data ( yt ); // y is now history |
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58 | ut2rgr.filldown ( ut, rgr ); |
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59 | yt2rgr.filldown ( yt, rgr ); |
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60 | yt = ipdf->samplecond ( rgr ); |
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61 | ut2rgr.store_data ( ut ); //u is now history |
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62 | } |
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63 | |
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64 | void PdfDS::getdata ( vec &dt_out ) const { |
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65 | bdm_assert_debug ( dt_out.length() >= dtsize, "Short output vector" ); |
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66 | dt_out.set_subvector ( 0, yt ); |
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67 | dt_out.set_subvector ( yt.length(), ut ); |
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68 | } |
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69 | |
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70 | void StateDS::step() { |
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71 | vec imc ( IM->dimensionc() ); |
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72 | imc.set_subvector ( 0, xt ); |
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73 | u2imc.filldown ( ut, imc ); |
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74 | xt = IM->samplecond ( imc ); |
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75 | |
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76 | vec omc ( OM->dimensionc() ); |
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77 | omc.set_subvector ( 0, xt ); |
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78 | u2omc.filldown ( ut, omc ); |
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79 | vec yt; |
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80 | yt = OM->samplecond ( omc ); |
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81 | //fill all data |
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82 | dt.set_subvector ( 0, yt ); |
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83 | dt.set_subvector ( yt.length(), xt ); |
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84 | dt.set_subvector ( yt.length()+xt.length(), ut ); |
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85 | } |
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86 | |
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87 | void StateDS::from_setting ( const Setting &set ) { |
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88 | IM = UI::build<pdf> ( set, "IM", UI::compulsory ); |
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89 | OM = UI::build<pdf> ( set, "OM", UI::compulsory ); |
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90 | |
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91 | //todo test if IM->rvc contains IM->rv |
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92 | //todo test if OM->rvc contains IM->rv |
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93 | |
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94 | UI::get ( xt, set, "x0", UI::optional ); |
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95 | |
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96 | } |
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97 | |
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98 | void StateDS::validate() { |
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99 | DS::validate(); |
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100 | |
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101 | RV Yrv = concat ( OM->_rv() , IM->_rv() ); // export also true state |
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102 | int ytsize = Yrv._dsize(); |
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103 | |
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104 | RV tmp = concat ( OM->_rvc(), IM->_rvc() ); // what i not in rvc |
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105 | Urv = tmp.subt ( Yrv ); // remove dt,xt and |
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106 | Urv = Urv.subt ( Yrv.copy_t ( -1 ) ); // remove dt,xt and |
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107 | utsize = Urv._dsize(); |
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108 | |
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109 | set_drv ( Yrv, Urv ); |
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110 | dtsize = utsize + ytsize; |
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111 | |
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112 | dt.set_length ( dtsize ); |
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113 | if ( xt.length() != IM->dimension() ) { |
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114 | xt = zeros ( IM->dimension() ); |
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115 | } |
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116 | ut.set_length ( Urv._dsize() ); |
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117 | |
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118 | //create data links |
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119 | u2imc.set_connection ( IM->_rvc(), Urv ); |
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120 | u2omc.set_connection ( OM->_rvc(), Urv ); |
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121 | } |
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