1 | #include<iostream> |
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2 | |
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3 | #include <STHeader.h> |
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4 | |
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5 | #include <measures/Measures/MEpoch.h> |
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6 | #include <measures/Measures/MPosition.h> |
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7 | #include <measures/Measures/MDirection.h> |
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8 | #include <measures/Measures/MCDirection.h> |
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9 | #include <measures/Measures/MFrequency.h> |
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10 | #include <measures/Measures/MCFrequency.h> |
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11 | #include <measures/Measures/MeasFrame.h> |
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12 | #include <measures/Measures/MeasConvert.h> |
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13 | #include <casa/Arrays/Vector.h> |
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14 | #include <casa/Arrays/Matrix.h> |
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15 | #include <casa/Quanta/MVTime.h> |
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16 | #include <casa/Logging/LogMessage.h> |
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17 | |
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18 | #include "ASDMFiller.h" |
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19 | |
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20 | using namespace std ; |
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21 | using namespace casa ; |
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22 | using namespace asap ; |
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23 | |
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24 | ASDMFiller::ASDMFiller( CountedPtr<Scantable> stable ) |
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25 | : FillerBase( stable ), |
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26 | antennaId_( -1 ), |
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27 | antennaName_( "" ), |
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28 | className_("ASDMFiller"), |
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29 | freqToLsr_(False) |
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30 | { |
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31 | reader_ = new ASDMReader() ; |
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32 | } |
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33 | |
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34 | ASDMFiller::~ASDMFiller() |
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35 | { |
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36 | // nothing to do? |
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37 | logsink_ = 0 ; |
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38 | } |
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39 | |
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40 | void ASDMFiller::setLogger( CountedPtr<LogSinkInterface> &logsink ) |
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41 | { |
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42 | logsink_ = logsink ; |
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43 | if ( !(reader_.null()) ) { |
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44 | reader_->setLogger( logsink ) ; |
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45 | } |
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46 | } |
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47 | |
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48 | bool ASDMFiller::open( const string &filename, const Record &rec ) |
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49 | { |
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50 | String funcName = "open" ; |
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51 | bool status = reader_->open( filename, rec ) ; |
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52 | |
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53 | antennaId_ = reader_->getAntennaId() ; |
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54 | antennaName_ = reader_->getAntennaName() ; |
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55 | |
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56 | if (rec.isDefined("asdm")) { |
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57 | Record asdmrec = rec.asRecord("asdm") ; |
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58 | if (asdmrec.isDefined("freq_tolsr")) { |
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59 | freqToLsr_ = asdmrec.asBool("freq_tolsr"); |
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60 | } |
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61 | } |
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62 | logsink_->postLocally(LogMessage("freqToLsr_ = "+String(freqToLsr_?"True":"False"), LogOrigin(className_, funcName, WHERE))); |
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63 | |
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64 | //logsink_->postLocally( LogMessage("antennaId_ = "+String::toString(antennaId_),LogOrigin(className_,funcName,WHERE)) ) ; |
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65 | //logsink_->postLocally( LogMessage("antennaName_ = "+antennaName_,LogOrigin(className_,funcName,WHERE)) ) ; |
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66 | |
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67 | return status ; |
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68 | } |
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69 | |
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70 | void ASDMFiller::fill() |
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71 | { |
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72 | String funcName = "fill" ; |
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73 | |
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74 | // header |
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75 | fillHeader() ; |
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76 | const STHeader hdr = table_->getHeader(); |
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77 | |
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78 | // set Frame for FREQUENCIES table |
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79 | string sFreqFrame = reader_->getFrame() ; |
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80 | //MFrequency::Types freqFrame = toFrameType( sFreqFrame ) ; |
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81 | MFrequency::Types freqFrame = MFrequency::LSRK ; |
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82 | table_->frequencies().setFrame( freqFrame, false ) ; |
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83 | if ( freqToLsr_ ) { |
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84 | table_->frequencies().setFrame( freqFrame, true ) ; |
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85 | } |
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86 | else { |
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87 | string baseFrame = reader_->getFrame() ; |
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88 | table_->frequencies().setFrame( baseFrame, true ) ; |
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89 | } |
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90 | //logsink_->postLocally( LogMessage("sFreqFrame = "+sFreqFrame,LogOrigin(className_,funcName,WHERE)) ) ; |
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91 | |
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92 | Vector<casacore::Double> antpos = table_->getHeader().antennaposition ; |
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93 | |
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94 | // data selection |
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95 | reader_->select() ; |
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96 | |
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97 | // pick up valid configDescriptionId |
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98 | Vector<uInt> configDescIdList = reader_->getConfigDescriptionIdList() ; |
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99 | uInt numConfigDescId = configDescIdList.size() ; |
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100 | |
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101 | //logsink_->postLocally( LogMessage("configDescIdList = "+String::toString(configDescIdList),LogOrigin(className_,funcName,WHERE)) ) ; |
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102 | |
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103 | // get field list |
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104 | Vector<uInt> fieldIdList = reader_->getFieldIdList() ; |
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105 | uInt numFieldId = fieldIdList.size() ; |
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106 | |
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107 | //logsink_->postLocally( LogMessage("fieldIdList = "+String::toString(fieldIdList),LogOrigin(className_,funcName,WHERE)) ) ; |
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108 | |
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109 | // BEAMNO is always 0 since ALMA antenna is single beam |
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110 | uInt beamno = 0 ; |
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111 | |
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112 | // REFBEAMNO is -1 |
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113 | setReferenceBeam() ; |
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114 | |
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115 | // fill FOCUS_ID and add FOCUS row if necessary |
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116 | setFocus() ; |
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117 | |
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118 | // CYCLENO |
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119 | map< unsigned int, unsigned int > cycleno ; |
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120 | map< unsigned int, unsigned int >::iterator citer ; |
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121 | |
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122 | for ( unsigned int ifield = 0 ; ifield < numFieldId ; ifield++ ) { |
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123 | for ( uInt icon = 0 ; icon < numConfigDescId ; icon++ ) { |
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124 | //logsink_->postLocally( LogMessage("start configDescId "+String::toString(configDescIdList[icon])+" fieldId "+String::toString(fieldIdList[ifield]),LogOrigin(className_,funcName,WHERE)) ) ; |
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125 | |
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126 | if ( !(reader_->setMainRow( configDescIdList[icon], fieldIdList[ifield] )) ) { |
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127 | //logsink_->postLocally( LogMessage("skip configDescId "+String::toString(configDescIdList[icon])+" fieldId "+String::toString(fieldIdList[ifield]),LogOrigin(className_,funcName,WHERE)) ) ; |
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128 | continue ; |
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129 | } |
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130 | |
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131 | // number of rows |
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132 | uInt nrow = reader_->getNumMainRow() ; |
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133 | |
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134 | //logsink_->postLocally( LogMessage("There are "+String::toString(nrow)+" rows in Main table corresponding to configDescId "+String::toString(configDescIdList[icon])+" fieldId "+String::toString(fieldIdList[ifield]),LogOrigin(className_,funcName,WHERE)) ) ; |
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135 | |
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136 | for ( uInt irow = 0 ; irow < nrow ; irow++ ) { |
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137 | |
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138 | // set main row |
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139 | if ( !(reader_->setMainRow( irow )) ) { |
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140 | // skip row since the row doesn't have valid configDescId |
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141 | //logsink_->postLocally( LogMessage("skip "+String::toString(irow)+" since ASDMReader::setMainrow() returns False",LogOrigin(className_,funcName,WHERE)) ) ; |
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142 | continue ; |
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143 | } |
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144 | |
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145 | // scan and subscan |
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146 | unsigned int scanno = reader_->getScanNoOfCurrentRow() ; |
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147 | //logsink_->postLocally( LogMessage("scanno = "+String::toString(scanno),LogOrigin(className_,funcName,WHERE)) ) ; |
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148 | citer = cycleno.find( scanno ) ; |
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149 | if ( citer == cycleno.end() ) |
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150 | cycleno[scanno] = 0 ; |
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151 | |
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152 | // set data |
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153 | if ( !(reader_->setData()) ) { |
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154 | // skip row since reader failed to retrieve data |
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155 | //logsink_->postLocally( LogMessage("skip "+String::toString(irow)+" since ASDMReader::setData() returns False",LogOrigin(className_,funcName,WHERE)) ) ; |
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156 | continue ; |
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157 | } |
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158 | |
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159 | unsigned int numData = reader_->getNumData() ; |
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160 | double refpix = 0.0 ; |
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161 | double refval = 0.0 ; |
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162 | double incr = 0.0 ; |
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163 | string freqref = "" ; |
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164 | |
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165 | //logsink_->postLocally( LogMessage("numData = "+String::toString(numData),LogOrigin(className_,funcName,WHERE)) ) ; |
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166 | for ( unsigned int idata = 0 ; idata < numData ; idata++ ) { |
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167 | // prepare to extract binary data |
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168 | //logsink_->postLocally( LogMessage("prepare data...",LogOrigin(className_,funcName,WHERE)) ) ; |
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169 | reader_->prepareData( idata ) ; |
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170 | |
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171 | // subscan number |
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172 | unsigned int subscanno = reader_->getSubscanNo() ; |
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173 | //logsink_->postLocally( LogMessage("subscanno = "+String::toString(subscanno),LogOrigin(className_,funcName,WHERE)) ) ; |
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174 | |
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175 | // IFNO |
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176 | uInt ifno = reader_->getIFNo() ; |
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177 | //logsink_->postLocally( LogMessage("ifno = "+String::toString(ifno),LogOrigin(className_,funcName,WHERE)) ) ; |
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178 | // source spec |
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179 | int srctype = reader_->getSrcType( scanno, subscanno ) ; |
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180 | //logsink_->postLocally( LogMessage("srctype = "+String::toString(srctype),LogOrigin(className_,funcName,WHERE)) ) ; |
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181 | string srcname ; |
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182 | string fieldname ; |
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183 | vector<double> srcDirection ; |
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184 | vector<double> srcProperMotion ; |
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185 | double sysVel ; |
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186 | vector<double> rf ; |
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187 | reader_->getSourceProperty( srcname, |
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188 | fieldname, |
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189 | srcDirection, |
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190 | srcProperMotion, |
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191 | sysVel, |
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192 | rf ) ; |
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193 | //logsink_->postLocally( LogMessage("srcname = "+String::toString(srcname),LogOrigin(className_,funcName,WHERE)) ) ; |
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194 | |
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195 | // fill MOLECULE_ID and add MOLECULES row if necessary |
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196 | Vector<casacore::Double> restFreqs( rf.size() ) ; |
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197 | for ( uInt i = 0 ; i < rf.size() ; i++ ) |
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198 | restFreqs[i] = (casacore::Double)(rf[i]) ; |
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199 | setMolecule( restFreqs ) ; |
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200 | |
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201 | // time and interval |
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202 | casacore::Double mjd = (casacore::Double)(reader_->getTime()) ; |
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203 | casacore::Double interval = (casacore::Double)(reader_->getInterval()) ; |
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204 | //logsink_->postLocally( LogMessage("mjd = "+String::toString(mjd),LogOrigin(className_,funcName,WHERE)) ) ; |
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205 | |
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206 | // fill TIME and INTERVAL |
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207 | setTime( mjd, interval ) ; |
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208 | |
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209 | // fill SRCNAME, SRCTYPE, FIELDNAME, SRCDIRECTION, SRCPROPERMOTION, and SRCVELOCITY |
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210 | Vector<casacore::Double> srcDir( 2 ) ; |
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211 | srcDir[0] = (casacore::Double)(srcDirection[0]) ; |
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212 | srcDir[1] = (casacore::Double)(srcDirection[1]) ; |
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213 | Vector<casacore::Double> srcPM( 2 ) ; |
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214 | srcPM[0] = (casacore::Double)(srcProperMotion[0]) ; |
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215 | srcPM[1] = (casacore::Double)(srcProperMotion[1]) ; |
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216 | setSource( srcname, srctype, fieldname, srcDir, srcPM, (casacore::Double)sysVel ) ; |
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217 | |
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218 | // fill FLAGROW |
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219 | unsigned int flagrow = reader_->getFlagRow() ; |
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220 | setFlagrow( (uInt)flagrow ) ; |
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221 | //logsink_->postLocally( LogMessage("flagrow = "+String::toString(flagrow),LogOrigin(className_,funcName,WHERE)) ) ; |
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222 | // fill WEATHER_ID and add WEATHER row if necessary |
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223 | float temperature ; |
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224 | float pressure ; |
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225 | float humidity ; |
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226 | float windspeed ; |
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227 | float windaz ; |
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228 | reader_->getWeatherInfo( temperature, |
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229 | pressure, |
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230 | humidity, |
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231 | windspeed, |
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232 | windaz ) ; |
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233 | setWeather2( (casacore::Float)temperature, |
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234 | (casacore::Float)pressure, |
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235 | (casacore::Float)humidity, |
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236 | (casacore::Float)windspeed, |
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237 | (casacore::Float)windaz ) ; |
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238 | //logsink_->postLocally( LogMessage("temperature = "+String::toString(temperature),LogOrigin(className_,funcName,WHERE)) ) ; |
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239 | // fill AZIMUTH, ELEVATION, DIRECTION and SCANRATE |
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240 | vector<double> dir ; |
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241 | double az ; |
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242 | double el ; |
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243 | vector<double> srate ; |
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244 | reader_->getPointingInfo( dir, |
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245 | az, |
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246 | el, |
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247 | srate ) ; |
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248 | Vector<casacore::Double> scanRate( 2, 0.0 ) ; |
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249 | Vector<casacore::Double> direction( 2, 0.0 ) ; |
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250 | if ( srate.size() > 0 ) { |
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251 | scanRate[0] = (casacore::Double)(srate[0]) ; |
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252 | scanRate[1] = (casacore::Double)(srate[1]) ; |
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253 | } |
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254 | setScanRate( scanRate ) ; |
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255 | if ( dir.size() > 0 ) { |
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256 | direction[0] = (casacore::Double)(dir[0]) ; |
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257 | direction[1] = (casacore::Double)(dir[1]) ; |
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258 | } |
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259 | else { |
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260 | toJ2000( direction, az, el, mjd, antpos ) ; |
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261 | } |
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262 | //logsink_->postLocally( LogMessage("direction = "+String::toString(direction),LogOrigin(className_,funcName,WHERE)) ) ; |
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263 | setDirection( direction, (casacore::Float)az, (casacore::Float)el ) ; |
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264 | |
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265 | // REFPIX, REFVAL, INCREMENT |
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266 | String ifkey = getIFKey( ifno ) ; |
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267 | if ( ifrec_.isDefined( ifkey ) ) { |
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268 | getFrequencyRec( ifkey, refpix, refval, incr ) ; |
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269 | } |
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270 | else { |
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271 | reader_->getFrequency( refpix, refval, incr, freqref ) ; |
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272 | refval = (double)toLSRK( casacore::Double(refval), |
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273 | String(freqref), |
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274 | hdr.utc, |
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275 | antpos, |
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276 | //direction, |
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277 | srcDir, |
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278 | "J2000" ) ; |
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279 | setFrequencyRec( ifkey, refpix, refval, incr ) ; |
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280 | } |
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281 | |
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282 | // fill FREQ_ID and add FREQUENCIES row if necessary |
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283 | setFrequency( (casacore::Double)refpix, (casacore::Double)refval, (casacore::Double)incr ) ; |
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284 | |
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285 | // loop on polarization |
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286 | vector<unsigned int> dataShape = reader_->getDataShape() ; |
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287 | // ostringstream oss ; |
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288 | // for ( unsigned int i = 0 ; i < dataShape.size() ; i++ ) { |
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289 | // if ( i == 0 ) |
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290 | // oss << "dataShape=[" << dataShape[i] << ", " ; |
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291 | // else if ( i == dataShape.size()-1 ) |
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292 | // oss << dataShape[i] << "]" ; |
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293 | // else |
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294 | // oss << dataShape[i] << ", " ; |
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295 | // } |
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296 | // logsink_->postLocally( LogMessage(oss.str(),LogOrigin(className_,funcName,WHERE)) ) ; |
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297 | |
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298 | unsigned int numPol = dataShape[0] ; |
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299 | unsigned int numChan = dataShape[1] ; |
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300 | |
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301 | //logsink_->postLocally( LogMessage("numPol = "+String::toString(numPol),LogOrigin(className_,funcName,WHERE)) ) ; |
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302 | |
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303 | // OPACITY |
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304 | vector<float> tau = reader_->getOpacity() ; |
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305 | Vector<casacore::Float> opacity = toVector( tau, numPol ) ; |
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306 | |
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307 | // SPECTRA, FLAGTRA, TSYS, TCAL |
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308 | float *sp = reader_->getSpectrum() ; |
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309 | //logsink_->postLocally( LogMessage("sp[0] = "+String::toString(sp[0]),LogOrigin(className_,funcName,WHERE)) ) ; |
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310 | vector< vector<float> > ts ; |
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311 | vector< vector<float> > tc ; |
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312 | reader_->getTcalAndTsys( tc, ts ) ; |
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313 | Matrix<casacore::Float> spectra = toMatrix( sp, numPol, numChan ) ; |
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314 | //logsink_->postLocally( LogMessage("spectra(0,0) = "+String::toString(spectra(0,0)),LogOrigin(className_,funcName,WHERE)) ) ; |
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315 | Vector<uChar> flagtra( numChan, 0 ) ; |
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316 | Matrix<casacore::Float> tsys = toMatrix( ts, numPol, numChan ) ; |
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317 | Matrix<casacore::Float> tcal = toMatrix( tc, numPol, numChan ) ; |
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318 | //logsink_->postLocally( LogMessage("tsys(0,0) = "+String::toString(tsys(0,0)),LogOrigin(className_,funcName,WHERE)) ) ; |
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319 | // String caltime = "" ; |
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320 | // if ( anyNE( tcal, (casacore::Float)1.0 ) ) |
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321 | // caltime = toTcalTime( mjd ) ; |
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322 | String caltime = toTcalTime( mjd ) ; |
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323 | |
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324 | for ( unsigned int ipol = 0 ; ipol < numPol ; ipol++ ) { |
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325 | |
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326 | // fill SCANNO, CYCLENO, IFNO, POLNO, and BEAMNO |
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327 | // CAS-5841: SCANNO should be consistent with ASDM scanNumber |
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328 | setIndex( (uInt)scanno, (uInt)cycleno[scanno], ifno, ipol, beamno ) ; |
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329 | |
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330 | // fill SPECTRA, FLAGTRA, TSYS |
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331 | setSpectrum( spectra.row(ipol), flagtra, tsys.row(ipol) ) ; |
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332 | |
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333 | // fill TCAL_ID and add TCAL row if necessary |
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334 | setTcal2( caltime, tcal.row(ipol) ) ; |
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335 | |
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336 | // fill OPACITY |
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337 | setOpacity( opacity[ipol] ) ; |
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338 | |
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339 | // commit row |
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340 | commitRow() ; |
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341 | } |
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342 | |
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343 | // increment CYCLENO |
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344 | cycleno[scanno]++ ; |
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345 | } |
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346 | } |
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347 | } |
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348 | } |
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349 | |
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350 | return ; |
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351 | } |
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352 | |
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353 | void ASDMFiller::close() |
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354 | { |
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355 | reader_->close() ; |
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356 | reader_ = 0 ; |
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357 | |
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358 | return ; |
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359 | } |
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360 | |
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361 | void ASDMFiller::fillHeader() |
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362 | { |
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363 | STHeader hdr ; |
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364 | |
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365 | reader_->fillHeader( hdr.nchan, |
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366 | hdr.npol, |
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367 | hdr.nif, |
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368 | hdr.nbeam, |
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369 | hdr.observer, |
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370 | hdr.project, |
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371 | hdr.obstype, |
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372 | hdr.antennaname, |
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373 | hdr.antennaposition, |
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374 | hdr.equinox, |
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375 | hdr.freqref, |
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376 | hdr.reffreq, |
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377 | hdr.bandwidth, |
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378 | hdr.utc, |
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379 | hdr.fluxunit, |
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380 | hdr.epoch, |
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381 | hdr.poltype ) ; |
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382 | |
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383 | if ( hdr.freqref != "LSRK" ) { |
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384 | // String freqref ; |
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385 | // if (hdr.freqref == "TOPOCENT") { |
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386 | // freqref = "TOPO"; |
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387 | // } else if (hdr.freqref == "GEOCENTR") { |
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388 | // freqref = "GEO"; |
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389 | // } else if (hdr.freqref == "BARYCENT") { |
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390 | // freqref = "BARY"; |
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391 | // } else if (hdr.freqref == "GALACTOC") { |
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392 | // freqref = "GALACTO"; |
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393 | // } else if (hdr.freqref == "LOCALGRP") { |
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394 | // freqref = "LGROUP"; |
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395 | // } else if (hdr.freqref == "CMBDIPOL") { |
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396 | // freqref = "CMB"; |
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397 | // } else if (hdr.freqref == "SOURCE") { |
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398 | // freqref = "REST"; |
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399 | // } |
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400 | vector<double> sdir ; |
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401 | string ref ; |
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402 | reader_->getSourceDirection( sdir, ref ) ; |
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403 | Vector<casacore::Double> sourceDir( sdir ) ; |
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404 | hdr.reffreq = toLSRK( hdr.reffreq, hdr.freqref, hdr.utc, hdr.antennaposition, sdir, String(ref) ) ; |
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405 | hdr.freqref = "LSRK" ; |
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406 | } |
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407 | |
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408 | setHeader( hdr ) ; |
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409 | } |
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410 | |
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411 | String ASDMFiller::getIFKey( uInt ifno ) |
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412 | { |
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413 | return "IFNO"+String::toString( ifno ) ; |
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414 | } |
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415 | |
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416 | void ASDMFiller::getFrequencyRec( String key, |
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417 | double &refpix, |
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418 | double &refval, |
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419 | double &incr ) |
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420 | { |
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421 | Record frec = ifrec_.asRecord( key ) ; |
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422 | refpix = frec.asdouble( "REFPIX" ) ; |
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423 | refval = frec.asdouble( "REFVAL" ) ; |
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424 | incr = frec.asdouble( "INCREMENT" ) ; |
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425 | } |
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426 | |
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427 | void ASDMFiller::setFrequencyRec( String key, |
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428 | double refpix, |
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429 | double refval, |
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430 | double incr ) |
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431 | { |
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432 | Record frec ; |
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433 | frec.define( "REFPIX", refpix ) ; |
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434 | frec.define( "REFVAL", refval ) ; |
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435 | frec.define( "INCREMENT", incr ) ; |
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436 | ifrec_.defineRecord( key, frec ) ; |
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437 | } |
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438 | |
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439 | Matrix<casacore::Float> ASDMFiller::toMatrix( float *sp, |
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440 | unsigned int npol, |
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441 | unsigned int nchan ) |
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442 | { |
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443 | Matrix<casacore::Float> mSp( npol, nchan ) ; |
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444 | if ( npol <= 2 ) { |
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445 | // 1 or 2 polarization case |
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446 | for ( unsigned int ich = 0 ; ich < nchan ; ich++ ) { |
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447 | for ( unsigned int ipol = 0 ; ipol < npol ; ipol++ ) { |
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448 | mSp(ipol,ich) = (casacore::Float)(sp[npol*ich+ipol]) ; |
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449 | } |
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450 | } |
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451 | } |
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452 | else { |
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453 | // 4 polarization case |
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454 | for ( unsigned int ich = 0 ; ich < nchan ; ich++ ) { |
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455 | mSp(0,ich) = (casacore::Float)(sp[4*ich]) ; // Re(XX) |
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456 | mSp(1,ich) = (casacore::Float)(sp[4*ich+4]) ; // Re(YY) |
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457 | mSp(2,ich) = (casacore::Float)(sp[4*ich+2]) ; // Re(XY) |
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458 | mSp(3,ich) = (casacore::Float)(sp[4*ich+3]) ; // Im(XY) |
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459 | } |
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460 | } |
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461 | return mSp ; |
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462 | } |
---|
463 | |
---|
464 | Matrix<casacore::Float> ASDMFiller::toMatrix( vector< vector<float> > &tsys, |
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465 | unsigned int npol, |
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466 | unsigned int nchan ) |
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467 | { |
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468 | unsigned int numRec = tsys.size() ; |
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469 | unsigned int numChan = tsys[0].size() ; |
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470 | Matrix<casacore::Float> ret ; |
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471 | if ( npol == numRec && nchan == numChan ) { |
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472 | ret.resize( npol, nchan ) ; |
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473 | for ( unsigned int ip = 0 ; ip < npol ; ip++ ) |
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474 | for ( unsigned int ic = 0 ; ic < nchan ; ic++ ) |
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475 | ret( ip, ic ) = (casacore::Float)(tsys[ip][ic]) ; |
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476 | } |
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477 | else if ( npol == numRec && numChan == 1 ) { |
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478 | ret.resize( npol, 1 ) ; |
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479 | for ( unsigned int ip = 0 ; ip < npol ; ip++ ) |
---|
480 | ret( ip, 0 ) = (casacore::Float)(tsys[0][0]) ; |
---|
481 | } |
---|
482 | else if ( numRec == 1 && nchan == numChan ) { |
---|
483 | ret.resize( npol, nchan ) ; |
---|
484 | for ( unsigned int ip = 0 ; ip < npol ; ip++ ) |
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485 | for ( unsigned int ic = 0 ; ic < nchan ; ic++ ) |
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486 | ret( ip, ic ) = (casacore::Float)(tsys[0][ic]) ; |
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487 | } |
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488 | else if ( numRec == 1 && numChan == 1 ) { |
---|
489 | ret.resize( npol, 1 ) ; |
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490 | for ( unsigned int ip = 0 ; ip < npol ; ip++ ) |
---|
491 | ret( ip, 0 ) = (casacore::Float)(tsys[0][0]) ; |
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492 | } |
---|
493 | else if ( numRec == 2 && npol == 4 && numChan == nchan ) { |
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494 | // TODO: How to determine Tsys for XY? |
---|
495 | // at the moment Tsys[XY] = 0.5*(Tsys[X]+Tsys[Y]) |
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496 | ret.resize( npol, nchan ) ; |
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497 | for ( unsigned int ic = 0 ; ic < nchan ; ic++ ) { |
---|
498 | casacore::Float tsysxy = (casacore::Float)(0.5*(tsys[0][ic]+tsys[1][ic])) ; |
---|
499 | ret( 0, ic ) = (casacore::Float)(tsys[0][ic]) ; |
---|
500 | ret( 1, ic ) = (casacore::Float)(tsys[1][ic]) ; |
---|
501 | ret( 2, ic ) = tsysxy ; |
---|
502 | ret( 3, ic ) = tsysxy ; |
---|
503 | } |
---|
504 | } |
---|
505 | else if ( numRec == 2 && npol == 4 && numChan == 1 ) { |
---|
506 | // TODO: How to determine Tsys for XY? |
---|
507 | // at the moment Tsys[XY] = 0.5*(Tsys[X]+Tsys[Y]) |
---|
508 | ret.resize( npol, 1 ) ; |
---|
509 | casacore::Float tsysxy = (casacore::Float)(0.5*(tsys[0][0]+tsys[1][0])) ; |
---|
510 | ret( 0, 0 ) = (casacore::Float)(tsys[0][0]) ; |
---|
511 | ret( 1, 0 ) = (casacore::Float)(tsys[1][0]) ; |
---|
512 | ret( 2, 0 ) = tsysxy ; |
---|
513 | ret( 3, 0 ) = tsysxy ; |
---|
514 | } |
---|
515 | else { |
---|
516 | // I don't know how to handle ... |
---|
517 | for ( unsigned int ip = 0 ; ip < npol ; ip++ ) |
---|
518 | for ( unsigned int ic = 0 ; ic < nchan ; ic++ ) |
---|
519 | ret( ip, ic ) = (casacore::Float)(tsys[0][ic]) ; |
---|
520 | } |
---|
521 | return ret ; |
---|
522 | } |
---|
523 | |
---|
524 | Vector<casacore::Float> ASDMFiller::toVector( vector<float> &tau, |
---|
525 | unsigned int npol ) |
---|
526 | { |
---|
527 | String funcName = "toVector" ; |
---|
528 | |
---|
529 | Vector<casacore::Float> ret( npol ) ; |
---|
530 | //logsink_->postLocally( LogMessage("tau0="+String::toString(tau[0]),LogOrigin(className_,funcName,WHERE)) ) ; |
---|
531 | if ( npol == 4 ) { |
---|
532 | ret[0] = (casacore::Float)tau[0] ; |
---|
533 | ret[1] = (casacore::Float)tau[1] ; |
---|
534 | ret[2] = 0.5 * ( ret[0] + ret[1] ) ; |
---|
535 | ret[3] = ret[2] ; |
---|
536 | } |
---|
537 | else if ( npol == tau.size() ) { |
---|
538 | for ( unsigned int ipol = 0 ; ipol < npol ; ipol++ ) |
---|
539 | ret[ipol] = (casacore::Float)tau[ipol] ; |
---|
540 | } |
---|
541 | else { |
---|
542 | // I don't know how to handle... |
---|
543 | for ( unsigned int ipol = 0 ; ipol < npol ; ipol++ ) |
---|
544 | ret[ipol] = (casacore::Float)tau[0] ; |
---|
545 | } |
---|
546 | //logsink_->postLocally( LogMessage("tau="+String::toString(ret),LogOrigin(className_,funcName,WHERE)) ) ; |
---|
547 | return ret ; |
---|
548 | } |
---|
549 | |
---|
550 | String ASDMFiller::toTcalTime( casacore::Double mjd ) |
---|
551 | { |
---|
552 | return MVTime( mjd ).string( MVTime::YMD ) ; |
---|
553 | } |
---|
554 | |
---|
555 | void ASDMFiller::toJ2000( Vector<casacore::Double> &dir, |
---|
556 | double az, |
---|
557 | double el, |
---|
558 | casacore::Double mjd, |
---|
559 | Vector<casacore::Double> antpos ) |
---|
560 | { |
---|
561 | String funcName = "toJ2000" ; |
---|
562 | |
---|
563 | Vector<casacore::Double> azel( 2 ) ; |
---|
564 | azel[0] = az ; |
---|
565 | azel[1] = el ; |
---|
566 | // MEpoch me( Quantity( mjd, "d" ), MEpoch::UTC ) ; |
---|
567 | // Vector<Quantity> qantpos( 3 ) ; |
---|
568 | // qantpos[0] = Quantity( antpos[0], "m" ) ; |
---|
569 | // qantpos[1] = Quantity( antpos[1], "m" ) ; |
---|
570 | // qantpos[2] = Quantity( antpos[2], "m" ) ; |
---|
571 | // MPosition mp( MVPosition( qantpos ), |
---|
572 | // MPosition::ITRF ) ; |
---|
573 | // // mp.print( os_.output() ) ; |
---|
574 | // MeasFrame mf( me, mp ) ; |
---|
575 | // MDirection::Convert toj2000( MDirection::AZELGEO, |
---|
576 | // MDirection::Ref( MDirection::J2000, mf ) ) ; |
---|
577 | // dir = toj2000( azel ).getAngle( "rad" ).getValue() ; |
---|
578 | dir = toJ2000( azel, "AZELGEO", mjd, antpos ) ; |
---|
579 | //logsink_->postLocally( LogMessage("dir = "+String::toString(dir),LogOrigin(className_,funcName,WHERE)) ) ; |
---|
580 | } |
---|
581 | |
---|
582 | Vector<casacore::Double> ASDMFiller::toJ2000( Vector<casacore::Double> dir, |
---|
583 | String dirref, |
---|
584 | casacore::Double mjd, |
---|
585 | Vector<casacore::Double> antpos ) |
---|
586 | { |
---|
587 | Vector<casacore::Double> newd( dir ) ; |
---|
588 | if ( dirref != "J2000" ) { |
---|
589 | MEpoch me( Quantity( mjd, "d" ), MEpoch::UTC ) ; |
---|
590 | Vector<Quantity> qantpos( 3 ) ; |
---|
591 | qantpos[0] = Quantity( antpos[0], "m" ) ; |
---|
592 | qantpos[1] = Quantity( antpos[1], "m" ) ; |
---|
593 | qantpos[2] = Quantity( antpos[2], "m" ) ; |
---|
594 | MPosition mp( MVPosition( qantpos ), |
---|
595 | MPosition::ITRF ) ; |
---|
596 | // mp.print( os_.output() ) ; |
---|
597 | MeasFrame mf( me, mp ) ; |
---|
598 | MDirection::Types dirtype ; |
---|
599 | Bool b = MDirection::getType( dirtype, dirref ) ; |
---|
600 | if ( b ) { |
---|
601 | MDirection::Convert toj2000( dirtype, |
---|
602 | MDirection::Ref( MDirection::J2000, mf ) ) ; |
---|
603 | newd = toj2000( dir ).getAngle( "rad" ).getValue() ; |
---|
604 | } |
---|
605 | } |
---|
606 | return newd ; |
---|
607 | } |
---|
608 | |
---|
609 | MFrequency::Types ASDMFiller::toFrameType( string &s ) |
---|
610 | { |
---|
611 | MFrequency::Types ftype = MFrequency::DEFAULT ; |
---|
612 | if ( s == "LABREST" ) |
---|
613 | ftype = MFrequency::REST ; |
---|
614 | else { |
---|
615 | Bool b = MFrequency::getType( ftype, String(s) ) ; |
---|
616 | if (!b) |
---|
617 | ftype = MFrequency::DEFAULT ; |
---|
618 | } |
---|
619 | return ftype ; |
---|
620 | } |
---|
621 | |
---|
622 | casacore::Double ASDMFiller::toLSRK( casacore::Double freq, |
---|
623 | String freqref, |
---|
624 | casacore::Double utc, |
---|
625 | Vector<casacore::Double> antpos, |
---|
626 | Vector<casacore::Double> dir, |
---|
627 | String dirref ) |
---|
628 | { |
---|
629 | String funcName = "toLSRK" ; |
---|
630 | |
---|
631 | //logsink_->postLocally( LogMessage("freqref = "+freqref,LogOrigin(className_,funcName,WHERE)) ) ; |
---|
632 | casacore::Double newf = freq ; |
---|
633 | if ( freqToLsr_ && freqref != "LSRK" ) { |
---|
634 | MEpoch me( Quantum<casacore::Double>( utc, Unit("d") ), MEpoch::UTC ) ; |
---|
635 | Vector< Quantum<casacore::Double> > antposQ( 3 ) ; |
---|
636 | for ( int i = 0 ; i < 3 ; i++ ) |
---|
637 | antposQ[i] = Quantum<casacore::Double>( antpos[i], Unit("m") ) ; |
---|
638 | MPosition mp( antposQ, MPosition::ITRF ) ; |
---|
639 | MDirection::Types dirtype ; |
---|
640 | Bool b = MDirection::getType( dirtype, dirref ) ; |
---|
641 | if ( !b ) |
---|
642 | dirtype = MDirection::J2000 ; |
---|
643 | MDirection md( Quantum<casacore::Double>( dir[0], Unit("rad") ), |
---|
644 | Quantum<casacore::Double>( dir[1], Unit("rad") ), |
---|
645 | dirtype ) ; |
---|
646 | MeasFrame mf( me, mp, md ) ; |
---|
647 | MFrequency::Types freqtype ; |
---|
648 | b = MFrequency::getType( freqtype, freqref ) ; |
---|
649 | if ( !b ) |
---|
650 | freqtype = MFrequency::TOPO ; |
---|
651 | MFrequency::Convert tolsr( freqtype, |
---|
652 | MFrequency::Ref( MFrequency::LSRK, mf ) ) ; |
---|
653 | newf = tolsr( Quantum<casacore::Double>( freq, Unit("Hz") ) ).get( "Hz" ).getValue() ; |
---|
654 | //logsink_->postLocally( LogMessage("freq = "+String::toString(freq)+", newf = "+String::toString(newf),LogOrigin(className_,funcName,WHERE)) ) ; |
---|
655 | } |
---|
656 | return newf ; |
---|
657 | } |
---|