1 | #include "source_filter.hpp" |
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2 | #include "grid.hpp" |
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3 | #include "exception.hpp" |
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4 | #include "calendar_util.hpp" |
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5 | #include <limits> |
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6 | |
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7 | namespace xios |
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8 | { |
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9 | CSourceFilter::CSourceFilter(CGarbageCollector& gc, CGrid* grid, bool compression, |
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10 | const CDuration offset /*= NoneDu*/, bool manualTrigger /*= false*/, |
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11 | bool hasMissingValue /*= false*/, |
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12 | double defaultValue /*= 0.0*/) |
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13 | : COutputPin(gc, manualTrigger) |
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14 | , grid(grid) |
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15 | , compression(compression) |
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16 | , offset(offset) |
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17 | , hasMissingValue(hasMissingValue), defaultValue(defaultValue) |
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18 | { |
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19 | if (!grid) |
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20 | ERROR("CSourceFilter::CSourceFilter(CGrid* grid)", |
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21 | "Impossible to construct a source filter without providing a grid."); |
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22 | } |
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23 | |
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24 | template <int N> |
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25 | void CSourceFilter::streamData(CDate date, const CArray<double, N>& data) |
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26 | { |
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27 | date = date + offset; // this is a temporary solution, it should be part of a proper temporal filter |
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28 | |
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29 | CDataPacketPtr packet(new CDataPacket); |
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30 | packet->date = date; |
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31 | packet->timestamp = date; |
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32 | packet->status = CDataPacket::NO_ERROR; |
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33 | |
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34 | packet->data.resize(grid->storeIndex_client.numElements()); |
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35 | |
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36 | if (compression) |
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37 | { |
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38 | packet->data = defaultValue; |
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39 | grid->uncompressField(data, packet->data); |
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40 | } |
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41 | else |
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42 | grid->inputField(data, packet->data); |
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43 | |
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44 | |
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45 | |
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46 | // if (compression) grid->inputField(data, packet->data) ; |
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47 | // else |
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48 | // { |
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49 | // // just make a flat copy |
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50 | // CArray<double, N> data_tmp(data.copy()) ; // supress const attribute |
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51 | // CArray<double,1> dataTmp2(data_tmp.dataFirst(),shape(data.numElements()),neverDeleteData) ; |
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52 | // packet->data = dataTmp2 ; |
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53 | // } |
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54 | // Convert missing values to NaN |
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55 | if (hasMissingValue) |
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56 | { |
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57 | const double nanValue = std::numeric_limits<double>::quiet_NaN(); |
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58 | const size_t nbData = packet->data.numElements(); |
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59 | for (size_t idx = 0; idx < nbData; ++idx) |
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60 | { |
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61 | if (defaultValue == packet->data(idx)) |
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62 | packet->data(idx) = nanValue; |
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63 | } |
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64 | } |
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65 | |
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66 | onOutputReady(packet); |
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67 | } |
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68 | |
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69 | template void CSourceFilter::streamData<1>(CDate date, const CArray<double, 1>& data); |
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70 | template void CSourceFilter::streamData<2>(CDate date, const CArray<double, 2>& data); |
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71 | template void CSourceFilter::streamData<3>(CDate date, const CArray<double, 3>& data); |
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72 | template void CSourceFilter::streamData<4>(CDate date, const CArray<double, 4>& data); |
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73 | template void CSourceFilter::streamData<5>(CDate date, const CArray<double, 5>& data); |
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74 | template void CSourceFilter::streamData<6>(CDate date, const CArray<double, 6>& data); |
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75 | template void CSourceFilter::streamData<7>(CDate date, const CArray<double, 7>& data); |
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76 | |
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77 | void CSourceFilter::streamDataFromServer(CDate date, const std::map<int, CArray<double, 1> >& data) |
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78 | { |
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79 | date = date + offset; // this is a temporary solution, it should be part of a proper temporal filter |
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80 | |
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81 | CDataPacketPtr packet(new CDataPacket); |
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82 | packet->date = date; |
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83 | packet->timestamp = date; |
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84 | packet->status = CDataPacket::NO_ERROR; |
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85 | |
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86 | if (data.size() != grid->storeIndex_fromSrv.size()) |
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87 | ERROR("CSourceFilter::streamDataFromServer(CDate date, const std::map<int, CArray<double, 1> >& data)", |
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88 | << "Incoherent data received from servers," |
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89 | << " expected " << grid->storeIndex_fromSrv.size() << " chunks but " << data.size() << " were given."); |
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90 | |
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91 | packet->data.resize(grid->storeIndex_client.numElements()); |
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92 | std::map<int, CArray<double, 1> >::const_iterator it, itEnd = data.end(); |
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93 | for (it = data.begin(); it != itEnd; it++) |
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94 | { |
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95 | CArray<int,1>& index = grid->storeIndex_fromSrv[it->first]; |
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96 | for (int n = 0; n < index.numElements(); n++) |
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97 | packet->data(index(n)) = it->second(n); |
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98 | } |
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99 | |
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100 | // Convert missing values to NaN |
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101 | if (hasMissingValue) |
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102 | { |
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103 | const double nanValue = std::numeric_limits<double>::quiet_NaN(); |
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104 | const size_t nbData = packet->data.numElements(); |
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105 | for (size_t idx = 0; idx < nbData; ++idx) |
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106 | { |
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107 | if (defaultValue == packet->data(idx)) |
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108 | packet->data(idx) = nanValue; |
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109 | } |
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110 | } |
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111 | |
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112 | onOutputReady(packet); |
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113 | } |
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114 | |
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115 | void CSourceFilter::signalEndOfStream(CDate date) |
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116 | { |
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117 | date = date + offset; // this is a temporary solution, it should be part of a proper temporal filter |
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118 | |
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119 | CDataPacketPtr packet(new CDataPacket); |
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120 | packet->date = date; |
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121 | packet->timestamp = date; |
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122 | packet->status = CDataPacket::END_OF_STREAM; |
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123 | onOutputReady(packet); |
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124 | } |
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125 | } // namespace xios |
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