1 | #include "datasources.h" |
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2 | |
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3 | using namespace bdm; |
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4 | |
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5 | MemDS::MemDS ( mat &Dat ) : Data( Dat ) { |
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6 | } |
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7 | |
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8 | void MemDS::step( ) { |
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9 | if ( time < max_length() ) { |
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10 | time++; |
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11 | } |
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12 | } |
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13 | |
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14 | void MemDS::getdata ( vec &dt ) const { |
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15 | bdm_assert_debug ( dt.length() == Data.rows(), "MemDS:getdata incompatible dt" ); |
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16 | dt = Data.get_col ( time ); |
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17 | } |
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18 | |
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19 | void MemDS::getdata ( vec &dt, const ivec &indices ) { |
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20 | bdm_assert_debug ( dt.length() == indices.length(), "MemDS:getdata incompatible dt" ); |
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21 | vec tmp = Data.get_col ( time ); |
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22 | dt = tmp ( indices ); |
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23 | } |
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24 | |
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25 | void MemDS::from_setting ( const Setting &set ) { |
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26 | DS::from_setting ( set ); |
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27 | |
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28 | UI::get ( Data, set, "Data", UI::compulsory ); |
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29 | |
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30 | if ( !UI::get ( time, set, "time", UI::optional ) ) { |
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31 | time = 0; |
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32 | } |
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33 | } |
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34 | |
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35 | void MemDS::validate() |
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36 | { |
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37 | if (Urv._dsize()>0) { |
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38 | bdm_error ( "MemDS::urv is not supported" ); |
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39 | } |
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40 | dtsize = Data.rows(); |
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41 | utsize = 0; |
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42 | // DS::validate() has to be called after the dtsize attribute is set to proper value |
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43 | DS::validate(); |
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44 | log_level[logut]=0; |
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45 | } |
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46 | |
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47 | void FileDS::from_setting ( const Setting & set ) { |
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48 | // here we do not call MemDS::from_setting intentionally as we can not load any Data matrix directly |
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49 | DS::from_setting ( set ); |
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50 | |
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51 | UI::get ( filename, set, "filename", UI::compulsory ); |
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52 | |
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53 | time = 0; |
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54 | } |
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55 | |
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56 | void CsvFileDS::from_setting ( const Setting & set ) { |
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57 | FileDS::from_setting ( set ); |
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58 | |
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59 | vec data_line; |
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60 | string line; |
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61 | |
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62 | ifstream fs; |
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63 | fs.open ( filename.c_str() ); |
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64 | if ( fs.is_open() ) { |
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65 | while ( getline ( fs, line ) ) { |
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66 | data_line.set ( line ); |
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67 | Data.append_row ( data_line ); |
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68 | } |
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69 | } |
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70 | |
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71 | string orientation; |
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72 | if( UI::get ( orientation, set, "orientation", UI::optional ) & (orientation == "BY_ROW") ) |
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73 | transpose ( Data, Data ); |
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74 | } |
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75 | |
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76 | void ITppFileDS::from_setting ( const Setting & set ) { |
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77 | FileDS::from_setting ( set ); |
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78 | |
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79 | string varname; |
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80 | UI::get ( varname, set, "varname", UI::compulsory ); |
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81 | |
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82 | it_file it ( filename ); |
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83 | it << Name ( varname ); |
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84 | it >> Data; |
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85 | } |
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86 | |
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87 | void PdfDS::step() { |
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88 | yt2rgr.store_data ( yt ); // y is now history |
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89 | ut2rgr.filldown ( ut, rgr ); |
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90 | yt2rgr.filldown ( yt, rgr ); |
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91 | yt = ipdf->samplecond ( rgr ); |
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92 | ut2rgr.store_data ( ut ); //u is now history |
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93 | } |
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94 | |
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95 | void PdfDS::getdata ( vec & dt_out ) const { |
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96 | bdm_assert_debug ( dt_out.length() >= dtsize, "Short output vector" ); |
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97 | dt_out.set_subvector ( 0, yt ); |
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98 | dt_out.set_subvector ( yt.length(), ut ); |
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99 | } |
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