1 | // |
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2 | // C++ Implementation: STGrid |
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3 | // |
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4 | // Description: |
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5 | // |
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6 | // |
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7 | // Author: Takeshi Nakazato <takeshi.nakazato@nao.ac.jp>, (C) 2011 |
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8 | // |
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9 | // Copyright: See COPYING file that comes with this distribution |
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10 | // |
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11 | // |
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12 | #include <casa/BasicSL/String.h> |
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13 | #include <casa/Arrays/Vector.h> |
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14 | #include <casa/Arrays/ArrayMath.h> |
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15 | #include <casa/Quanta/Quantum.h> |
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16 | #include <casa/Quanta/QuantumHolder.h> |
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17 | #include <casa/Utilities/CountedPtr.h> |
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18 | #include <casa/Logging/LogIO.h> |
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19 | |
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20 | #include <coordinates/Coordinates/DirectionCoordinate.h> |
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21 | |
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22 | #include <tables/Tables/Table.h> |
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23 | #include <tables/Tables/TableRecord.h> |
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24 | #include <tables/Tables/TableRow.h> |
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25 | #include <tables/Tables/ExprNode.h> |
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26 | #include <tables/Tables/ScalarColumn.h> |
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27 | #include <tables/Tables/ArrayColumn.h> |
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28 | #include <tables/Tables/TableCopy.h> |
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29 | |
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30 | #include <measures/Measures/MDirection.h> |
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31 | |
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32 | #include "MathUtils.h" |
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33 | #include <atnf/PKSIO/SrcType.h> |
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34 | |
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35 | #include "STGrid.h" |
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36 | |
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37 | using namespace std ; |
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38 | using namespace concurrent ; |
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39 | using namespace casa ; |
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40 | using namespace asap ; |
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41 | |
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42 | namespace asap { |
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43 | |
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44 | // for performance check |
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45 | double eToInt = 0.0 ; |
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46 | double eGetWeight = 0.0 ; |
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47 | |
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48 | // constructor |
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49 | STGrid::STGrid() |
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50 | : vshape_( 1 ), wshape_( 2 ), dshape_( 2 ) |
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51 | { |
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52 | init() ; |
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53 | } |
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54 | |
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55 | STGrid::STGrid( const string infile ) |
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56 | : vshape_( 1 ), wshape_( 2 ), dshape_( 2 ) |
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57 | { |
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58 | init() ; |
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59 | |
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60 | setFileIn( infile ) ; |
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61 | } |
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62 | |
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63 | STGrid::STGrid( const vector<string> infile ) |
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64 | { |
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65 | init() ; |
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66 | |
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67 | setFileList( infile ) ; |
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68 | } |
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69 | |
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70 | void STGrid::init() |
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71 | { |
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72 | ifno_ = -1 ; |
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73 | nx_ = -1 ; |
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74 | ny_ = -1 ; |
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75 | npol_ = 0 ; |
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76 | nchan_ = 0 ; |
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77 | nrow_ = 0 ; |
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78 | cellx_ = 0.0 ; |
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79 | celly_ = 0.0 ; |
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80 | center_ = Vector<Double> ( 2, 0.0 ) ; |
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81 | convType_ = "BOX" ; |
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82 | wtype_ = "UNIFORM" ; |
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83 | convSupport_ = -1 ; |
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84 | userSupport_ = -1 ; |
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85 | convSampling_ = 100 ; |
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86 | nprocessed_ = 0 ; |
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87 | nchunk_ = 0 ; |
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88 | |
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89 | // initialize user input |
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90 | nxUI_ = -1 ; |
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91 | nyUI_ = -1 ; |
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92 | cellxUI_ = "" ; |
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93 | cellyUI_ = "" ; |
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94 | centerUI_ = "" ; |
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95 | doclip_ = False ; |
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96 | } |
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97 | |
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98 | void STGrid::setFileIn( const string infile ) |
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99 | { |
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100 | nfile_ = 1 ; |
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101 | String name( infile ) ; |
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102 | infileList_.resize( nfile_ ) ; |
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103 | infileList_[0] = String(infile) ; |
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104 | } |
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105 | |
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106 | void STGrid::setFileList( const vector<string> infile ) |
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107 | { |
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108 | nfile_ = infile.size() ; |
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109 | infileList_.resize( nfile_ ) ; |
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110 | for ( uInt i = 0 ; i < nfile_ ; i++ ) { |
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111 | infileList_[i] = infile[i] ; |
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112 | } |
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113 | } |
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114 | |
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115 | void STGrid::setPolList( vector<unsigned int> pols ) |
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116 | { |
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117 | pollist_.assign( Vector<uInt>( pols ) ) ; |
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118 | } |
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119 | |
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120 | void STGrid::setScanList( vector<unsigned int> scans ) |
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121 | { |
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122 | scanlist_.assign( Vector<uInt>( scans ) ) ; |
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123 | } |
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124 | |
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125 | void STGrid::setWeight( const string wType ) |
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126 | { |
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127 | wtype_ = String( wType ) ; |
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128 | wtype_.upcase() ; |
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129 | } |
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130 | |
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131 | void STGrid::defineImage( int nx, |
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132 | int ny, |
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133 | string scellx, |
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134 | string scelly, |
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135 | string scenter ) |
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136 | { |
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137 | nxUI_ = (Int)nx ; |
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138 | nyUI_ = (Int)ny ; |
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139 | cellxUI_ = String( scellx ) ; |
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140 | cellyUI_ = String( scelly ) ; |
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141 | centerUI_ = String( scenter ) ; |
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142 | } |
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143 | |
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144 | void STGrid::setFunc( string convType, |
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145 | int convSupport ) |
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146 | { |
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147 | convType_ = String( convType ) ; |
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148 | convType_.upcase() ; |
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149 | userSupport_ = (Int)convSupport ; |
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150 | } |
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151 | |
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152 | #define NEED_UNDERSCORES |
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153 | #if defined(NEED_UNDERSCORES) |
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154 | #define ggridsd ggridsd_ |
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155 | #endif |
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156 | extern "C" { |
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157 | void ggridsd(Double*, |
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158 | const Complex*, |
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159 | Int*, |
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160 | Int*, |
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161 | Int*, |
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162 | const Int*, |
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163 | const Int*, |
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164 | const Float*, |
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165 | Int*, |
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166 | Int*, |
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167 | Complex*, |
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168 | Float*, |
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169 | Int*, |
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170 | Int*, |
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171 | Int *, |
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172 | Int *, |
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173 | Int*, |
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174 | Int*, |
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175 | Float*, |
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176 | Int*, |
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177 | Int*, |
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178 | Double*); |
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179 | } |
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180 | void STGrid::call_ggridsd( Array<Double> &xypos, |
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181 | Array<Complex> &spectra, |
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182 | Int &nvispol, |
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183 | Int &nvischan, |
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184 | Array<Int> &flagtra, |
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185 | Array<Int> &flagrow, |
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186 | Array<Float> &weight, |
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187 | Int &nrow, |
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188 | Int &irow, |
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189 | Array<Complex> &gdata, |
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190 | Array<Float> &gwgt, |
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191 | Int &nx, |
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192 | Int &ny, |
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193 | Int &npol, |
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194 | Int &nchan, |
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195 | Int &support, |
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196 | Int &sampling, |
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197 | Vector<Float> &convFunc, |
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198 | Int *chanMap, |
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199 | Int *polMap ) |
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200 | { |
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201 | // parameters for gridding |
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202 | Int idopsf = 0 ; |
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203 | Int len = npol*nchan ; |
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204 | Double *sumw_p = new Double[len] ; |
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205 | { |
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206 | Double *work_p = sumw_p ; |
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207 | for ( Int i = 0 ; i < len ; i++ ) { |
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208 | *work_p = 0.0 ; |
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209 | work_p++ ; |
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210 | } |
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211 | } |
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212 | |
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213 | // prepare pointer |
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214 | Bool deletePos, deleteData, deleteWgt, deleteFlag, deleteFlagR, deleteConv, deleteDataG, deleteWgtG ; |
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215 | Double *xy_p = xypos.getStorage( deletePos ) ; |
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216 | const Complex *values_p = spectra.getStorage( deleteData ) ; |
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217 | const Int *flag_p = flagtra.getStorage( deleteFlag ) ; |
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218 | const Int *rflag_p = flagrow.getStorage( deleteFlagR ) ; |
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219 | const Float *wgt_p = weight.getStorage( deleteWgt ) ; |
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220 | Complex *grid_p = gdata.getStorage( deleteDataG ) ; |
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221 | Float *wgrid_p = gwgt.getStorage( deleteWgtG ) ; |
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222 | Float *conv_p = convFunc.getStorage( deleteConv ) ; |
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223 | |
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224 | // pass copy of irow to ggridsd since it will be modified in theroutine |
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225 | Int irowCopy = irow ; |
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226 | |
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227 | // call ggridsd |
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228 | ggridsd( xy_p, |
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229 | values_p, |
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230 | &nvispol, |
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231 | &nvischan, |
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232 | &idopsf, |
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233 | flag_p, |
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234 | rflag_p, |
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235 | wgt_p, |
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236 | &nrow, |
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237 | &irowCopy, |
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238 | grid_p, |
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239 | wgrid_p, |
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240 | &nx, |
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241 | &ny, |
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242 | &npol, |
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243 | &nchan, |
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244 | &support, |
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245 | &sampling, |
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246 | conv_p, |
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247 | chanMap, |
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248 | polMap, |
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249 | sumw_p ) ; |
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250 | |
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251 | // finalization |
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252 | xypos.putStorage( xy_p, deletePos ) ; |
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253 | spectra.freeStorage( values_p, deleteData ) ; |
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254 | flagtra.freeStorage( flag_p, deleteFlag ) ; |
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255 | flagrow.freeStorage( rflag_p, deleteFlagR ) ; |
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256 | weight.freeStorage( wgt_p, deleteWgt ) ; |
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257 | gdata.putStorage( grid_p, deleteDataG ) ; |
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258 | gwgt.putStorage( wgrid_p, deleteWgtG ) ; |
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259 | convFunc.putStorage( conv_p, deleteConv ) ; |
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260 | delete sumw_p ; |
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261 | } |
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262 | |
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263 | #define NEED_UNDERSCORES |
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264 | #if defined(NEED_UNDERSCORES) |
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265 | #define ggridsd2 ggridsd2_ |
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266 | #endif |
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267 | extern "C" { |
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268 | void ggridsd2(Double*, |
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269 | const Complex*, |
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270 | Int*, |
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271 | Int*, |
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272 | Int*, |
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273 | const Int*, |
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274 | const Int*, |
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275 | const Float*, |
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276 | Int*, |
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277 | Int*, |
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278 | Complex*, |
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279 | Float*, |
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280 | Int*, |
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281 | Complex*, |
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282 | Float*, |
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283 | Float*, |
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284 | Complex*, |
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285 | Float*, |
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286 | Float*, |
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287 | Int*, |
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288 | Int*, |
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289 | Int *, |
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290 | Int *, |
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291 | Int*, |
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292 | Int*, |
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293 | Float*, |
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294 | Int*, |
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295 | Int*, |
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296 | Double*); |
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297 | } |
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298 | void STGrid::call_ggridsd2( Array<Double> &xypos, |
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299 | Array<Complex> &spectra, |
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300 | Int &nvispol, |
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301 | Int &nvischan, |
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302 | Array<Int> &flagtra, |
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303 | Array<Int> &flagrow, |
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304 | Array<Float> &weight, |
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305 | Int &nrow, |
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306 | Int &irow, |
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307 | Array<Complex> &gdata, |
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308 | Array<Float> &gwgt, |
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309 | Array<Int> &npoints, |
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310 | Array<Complex> &clipmin, |
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311 | Array<Float> &clipwmin, |
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312 | Array<Float> &clipcmin, |
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313 | Array<Complex> &clipmax, |
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314 | Array<Float> &clipwmax, |
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315 | Array<Float> &clipcmax, |
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316 | Int &nx, |
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317 | Int &ny, |
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318 | Int &npol, |
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319 | Int &nchan, |
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320 | Int &support, |
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321 | Int &sampling, |
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322 | Vector<Float> &convFunc, |
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323 | Int *chanMap, |
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324 | Int *polMap ) |
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325 | { |
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326 | // parameters for gridding |
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327 | Int idopsf = 0 ; |
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328 | Int len = npol*nchan ; |
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329 | Double *sumw_p = new Double[len] ; |
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330 | { |
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331 | Double *work_p = sumw_p ; |
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332 | for ( Int i = 0 ; i < len ; i++ ) { |
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333 | *work_p = 0.0 ; |
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334 | work_p++ ; |
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335 | } |
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336 | } |
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337 | |
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338 | // prepare pointer |
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339 | Bool deletePos, deleteData, deleteWgt, deleteFlag, deleteFlagR, deleteConv, deleteDataG, deleteWgtG, deleteNpts, deleteCMin, deleteCWMin, deleteCCMin, deleteCMax, deleteCWMax, deleteCCMax ; |
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340 | Double *xy_p = xypos.getStorage( deletePos ) ; |
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341 | const Complex *values_p = spectra.getStorage( deleteData ) ; |
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342 | const Int *flag_p = flagtra.getStorage( deleteFlag ) ; |
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343 | const Int *rflag_p = flagrow.getStorage( deleteFlagR ) ; |
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344 | const Float *wgt_p = weight.getStorage( deleteWgt ) ; |
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345 | Complex *grid_p = gdata.getStorage( deleteDataG ) ; |
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346 | Float *wgrid_p = gwgt.getStorage( deleteWgtG ) ; |
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347 | Float *conv_p = convFunc.getStorage( deleteConv ) ; |
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348 | Int *npts_p = npoints.getStorage( deleteNpts ) ; |
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349 | Complex *cmin_p = clipmin.getStorage( deleteCMin ) ; |
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350 | Float *cwmin_p = clipwmin.getStorage( deleteCWMin ) ; |
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351 | Float *ccmin_p = clipcmin.getStorage( deleteCCMin ) ; |
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352 | Complex *cmax_p = clipmax.getStorage( deleteCMax ) ; |
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353 | Float *cwmax_p = clipwmax.getStorage( deleteCWMax ) ; |
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354 | Float *ccmax_p = clipcmax.getStorage( deleteCCMax ) ; |
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355 | |
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356 | // pass copy of irow to ggridsd since it will be modified in theroutine |
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357 | Int irowCopy = irow ; |
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358 | |
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359 | // call ggridsd |
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360 | ggridsd2( xy_p, |
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361 | values_p, |
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362 | &nvispol, |
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363 | &nvischan, |
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364 | &idopsf, |
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365 | flag_p, |
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366 | rflag_p, |
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367 | wgt_p, |
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368 | &nrow, |
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369 | &irowCopy, |
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370 | grid_p, |
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371 | wgrid_p, |
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372 | npts_p, |
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373 | cmin_p, |
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374 | cwmin_p, |
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375 | ccmin_p, |
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376 | cmax_p, |
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377 | cwmax_p, |
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378 | ccmax_p, |
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379 | &nx, |
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380 | &ny, |
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381 | &npol, |
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382 | &nchan, |
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383 | &support, |
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384 | &sampling, |
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385 | conv_p, |
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386 | chanMap, |
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387 | polMap, |
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388 | sumw_p ) ; |
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389 | |
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390 | // finalization |
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391 | xypos.putStorage( xy_p, deletePos ) ; |
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392 | spectra.freeStorage( values_p, deleteData ) ; |
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393 | flagtra.freeStorage( flag_p, deleteFlag ) ; |
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394 | flagrow.freeStorage( rflag_p, deleteFlagR ) ; |
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395 | weight.freeStorage( wgt_p, deleteWgt ) ; |
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396 | gdata.putStorage( grid_p, deleteDataG ) ; |
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397 | gwgt.putStorage( wgrid_p, deleteWgtG ) ; |
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398 | convFunc.putStorage( conv_p, deleteConv ) ; |
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399 | clipmin.putStorage( cmin_p, deleteCMin ) ; |
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400 | clipwmin.putStorage( cwmin_p, deleteCWMin ) ; |
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401 | clipcmin.putStorage( ccmin_p, deleteCCMin ) ; |
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402 | clipmax.putStorage( cmax_p, deleteCMax ) ; |
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403 | clipwmax.putStorage( cwmax_p, deleteCWMax ) ; |
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404 | clipcmax.putStorage( ccmax_p, deleteCCMax ) ; |
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405 | delete sumw_p ; |
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406 | } |
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407 | |
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408 | void STGrid::grid() |
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409 | { |
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410 | LogIO os( LogOrigin("STGrid", "grid", WHERE) ) ; |
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411 | double t0,t1 ; |
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412 | |
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413 | // data selection |
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414 | t0 = mathutil::gettimeofday_sec() ; |
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415 | selectData() ; |
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416 | t1 = mathutil::gettimeofday_sec() ; |
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417 | os << LogIO::DEBUGGING << "selectData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
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418 | |
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419 | setupGrid() ; |
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420 | setupArray() ; |
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421 | |
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422 | if ( wtype_.compare("UNIFORM") != 0 && |
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423 | wtype_.compare("TINT") != 0 && |
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424 | wtype_.compare("TSYS") != 0 && |
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425 | wtype_.compare("TINTSYS") != 0 ) { |
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426 | LogIO os( LogOrigin("STGrid", "grid", WHERE) ) ; |
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427 | os << LogIO::WARN << "Unsupported weight type '" << wtype_ << "', apply UNIFORM weight" << LogIO::POST ; |
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428 | wtype_ = "UNIFORM" ; |
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429 | } |
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430 | |
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431 | // grid parameter |
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432 | os << LogIO::DEBUGGING ; |
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433 | os << "----------" << endl ; |
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434 | os << "Data selection summary" << endl ; |
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435 | os << " ifno = " << ifno_ << endl ; |
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436 | os << " pollist = " << pollist_ << endl ; |
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437 | os << " scanlist = " << scanlist_ << endl ; |
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438 | os << "----------" << endl ; |
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439 | os << "Grid parameter summary" << endl ; |
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440 | os << " (nx,ny) = (" << nx_ << "," << ny_ << ")" << endl ; |
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441 | os << " (cellx,celly) = (" << cellx_ << "," << celly_ << ")" << endl ; |
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442 | os << " center = " << center_ << endl ; |
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443 | os << " weighting = " << wtype_ << endl ; |
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444 | os << " convfunc = " << convType_ << " with support " << convSupport_ << endl ; |
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445 | os << " doclip = " << (doclip_?"True":"False") << endl ; |
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446 | os << "----------" << LogIO::POST ; |
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447 | os << LogIO::NORMAL ; |
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448 | |
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449 | if ( doclip_ ) |
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450 | gridPerRowWithClipping() ; |
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451 | else |
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452 | gridPerRow() ; |
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453 | } |
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454 | |
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455 | void STGrid::updateChunkShape() |
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456 | { |
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457 | // TODO: nchunk_ must be determined from nchan_, npol_, and (nx_,ny_) |
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458 | // by considering data size to be allocated for ggridsd input/output |
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459 | nchunk_ = 400 ; |
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460 | nchunk_ = min( nchunk_, nrow_ ) ; |
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461 | vshape_ = IPosition( 1, nchunk_ ) ; |
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462 | wshape_ = IPosition( 2, nchan_, nchunk_ ) ; |
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463 | dshape_ = IPosition( 2, 2, nchunk_ ) ; |
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464 | } |
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465 | |
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466 | struct STGChunk { |
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467 | Int nrow ; |
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468 | Array<Complex> spectra; |
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469 | Array<Int> flagtra; |
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470 | Array<Int> rflag; |
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471 | Array<Float> weight; |
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472 | Array<Double> direction; |
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473 | STGChunk(IPosition const &wshape, IPosition const &vshape, |
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474 | IPosition const &dshape) |
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475 | : spectra(wshape), flagtra(wshape), rflag(vshape), weight(wshape), |
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476 | direction(dshape) |
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477 | { } |
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478 | }; |
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479 | |
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480 | struct STCommonData { |
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481 | Int gnx; |
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482 | Int gny; |
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483 | Int *chanMap; |
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484 | Vector<Float> convFunc ; |
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485 | Array<Complex> gdataArrC; |
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486 | Array<Float> gwgtArr; |
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487 | STCommonData(IPosition const &gshape, Array<Float> const &data) |
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488 | : gdataArrC(gshape, 0.0), gwgtArr(data) {} |
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489 | }; |
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490 | |
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491 | struct STCommonDataWithClipping { |
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492 | Int gnx; |
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493 | Int gny; |
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494 | Int *chanMap; |
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495 | Vector<Float> convFunc ; |
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496 | Array<Complex> gdataArrC; |
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497 | Array<Float> gwgtArr; |
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498 | Array<Int> npoints ; |
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499 | Array<Complex> clipMin ; |
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500 | Array<Float> clipWMin ; |
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501 | Array<Float> clipCMin ; |
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502 | Array<Complex> clipMax ; |
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503 | Array<Float> clipWMax ; |
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504 | Array<Float> clipCMax ; |
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505 | STCommonDataWithClipping(IPosition const &gshape, |
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506 | IPosition const &pshape, |
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507 | Array<Float> const &data) |
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508 | : gdataArrC(gshape, 0.0), |
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509 | gwgtArr(data), |
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510 | npoints(pshape, 0), |
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511 | clipMin(gshape, Complex(FLT_MAX,0.0)), |
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512 | clipWMin(gshape, 0.0), |
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513 | clipCMin(gshape, 0.0), |
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514 | clipMax(gshape, Complex(-FLT_MAX,0.0)), |
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515 | clipWMax(gshape, 0.0), |
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516 | clipCMax(gshape, 0.0) |
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517 | {} |
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518 | }; |
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519 | |
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520 | #define DO_AHEAD 3 |
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521 | |
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522 | struct STContext { |
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523 | STCommonData &common; |
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524 | FIFO<STGChunk *, DO_AHEAD> queue; |
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525 | STGrid *const self; |
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526 | const Int pol; |
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527 | STContext(STGrid *obj, STCommonData &common, Int pol) |
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528 | : self(obj), common(common), pol(pol) {} |
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529 | }; |
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530 | |
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531 | struct STContextWithClipping { |
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532 | STCommonDataWithClipping &common; |
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533 | FIFO<STGChunk *, DO_AHEAD> queue; |
---|
534 | STGrid *const self; |
---|
535 | const Int pol; |
---|
536 | STContextWithClipping(STGrid *obj, STCommonDataWithClipping &common, Int pol) |
---|
537 | : self(obj), common(common), pol(pol) {} |
---|
538 | }; |
---|
539 | |
---|
540 | |
---|
541 | bool STGrid::produceChunk(void *ctx) throw(PCException) |
---|
542 | { |
---|
543 | STContext &context = *(STContext *)ctx; |
---|
544 | if ( context.self->nprocessed_ >= context.self->nrow_ ) { |
---|
545 | return false; |
---|
546 | } |
---|
547 | STGChunk *chunk = new STGChunk(context.self->wshape_, |
---|
548 | context.self->vshape_, |
---|
549 | context.self->dshape_); |
---|
550 | |
---|
551 | double t0 = mathutil::gettimeofday_sec() ; |
---|
552 | chunk->nrow = context.self->getDataChunk( |
---|
553 | context.self->wshape_, context.self->vshape_, context.self->dshape_, |
---|
554 | chunk->spectra, chunk->direction, |
---|
555 | chunk->flagtra, chunk->rflag, chunk->weight); |
---|
556 | double t1 = mathutil::gettimeofday_sec() ; |
---|
557 | context.self->eGetData_ += t1-t0 ; |
---|
558 | |
---|
559 | context.queue.lock(); |
---|
560 | context.queue.put(chunk); |
---|
561 | context.queue.unlock(); |
---|
562 | return true; |
---|
563 | } |
---|
564 | |
---|
565 | void STGrid::consumeChunk(void *ctx) throw(PCException) |
---|
566 | { |
---|
567 | STContext &context = *(STContext *)ctx; |
---|
568 | STGChunk *chunk = NULL; |
---|
569 | try { |
---|
570 | context.queue.lock(); |
---|
571 | chunk = context.queue.get(); |
---|
572 | context.queue.unlock(); |
---|
573 | } catch (FullException &e) { |
---|
574 | context.queue.unlock(); |
---|
575 | // TODO: log error |
---|
576 | throw PCException(); |
---|
577 | } |
---|
578 | |
---|
579 | double t0, t1 ; |
---|
580 | // world -> pixel |
---|
581 | Array<Double> xypos( context.self->dshape_ ) ; |
---|
582 | t0 = mathutil::gettimeofday_sec() ; |
---|
583 | context.self->toPixel( chunk->direction, xypos ) ; |
---|
584 | t1 = mathutil::gettimeofday_sec() ; |
---|
585 | context.self->eToPixel_ += t1-t0 ; |
---|
586 | |
---|
587 | // call ggridsd |
---|
588 | Int nvispol = 1 ; |
---|
589 | Int irow = -1 ; |
---|
590 | t0 = mathutil::gettimeofday_sec() ; |
---|
591 | context.self->call_ggridsd( xypos, |
---|
592 | chunk->spectra, |
---|
593 | nvispol, |
---|
594 | context.self->nchan_, |
---|
595 | chunk->flagtra, |
---|
596 | chunk->rflag, |
---|
597 | chunk->weight, |
---|
598 | chunk->nrow, |
---|
599 | irow, |
---|
600 | context.common.gdataArrC, |
---|
601 | context.common.gwgtArr, |
---|
602 | context.common.gnx, |
---|
603 | context.common.gny, |
---|
604 | context.self->npol_, |
---|
605 | context.self->nchan_, |
---|
606 | context.self->convSupport_, |
---|
607 | context.self->convSampling_, |
---|
608 | context.common.convFunc, |
---|
609 | context.common.chanMap, |
---|
610 | (Int*)&context.pol ) ; |
---|
611 | t1 = mathutil::gettimeofday_sec() ; |
---|
612 | context.self->eGGridSD_ += t1-t0 ; |
---|
613 | |
---|
614 | delete chunk; |
---|
615 | } |
---|
616 | |
---|
617 | void STGrid::gridPerRow() |
---|
618 | { |
---|
619 | LogIO os( LogOrigin("STGrid", "gridPerRow", WHERE) ) ; |
---|
620 | double t0, t1 ; |
---|
621 | |
---|
622 | |
---|
623 | // grid data |
---|
624 | // Extend grid plane with convSupport_ |
---|
625 | // Int gnx = nx_+convSupport_*2 ; |
---|
626 | // Int gny = ny_+convSupport_*2 ; |
---|
627 | Int gnx = nx_; |
---|
628 | Int gny = ny_; |
---|
629 | |
---|
630 | IPosition gshape( 4, gnx, gny, npol_, nchan_ ) ; |
---|
631 | // 2011/12/20 TN |
---|
632 | // data_ and gwgtArr share storage |
---|
633 | data_.resize( gshape ) ; |
---|
634 | data_ = 0.0 ; |
---|
635 | STCommonData common = STCommonData(gshape, data_); |
---|
636 | common.gnx = gnx ; |
---|
637 | common.gny = gny ; |
---|
638 | |
---|
639 | // parameters for gridding |
---|
640 | Int *chanMap = new Int[nchan_] ; |
---|
641 | for ( Int i = 0 ; i < nchan_ ; i++ ) { |
---|
642 | chanMap[i] = i ; |
---|
643 | } |
---|
644 | common.chanMap = chanMap; |
---|
645 | |
---|
646 | // convolution kernel |
---|
647 | t0 = mathutil::gettimeofday_sec() ; |
---|
648 | setConvFunc( common.convFunc ) ; |
---|
649 | t1 = mathutil::gettimeofday_sec() ; |
---|
650 | os << LogIO::DEBUGGING << "setConvFunc: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
651 | |
---|
652 | // for performance check |
---|
653 | eGetData_ = 0.0 ; |
---|
654 | eToPixel_ = 0.0 ; |
---|
655 | eGGridSD_ = 0.0 ; |
---|
656 | double eInitPol = 0.0 ; |
---|
657 | |
---|
658 | for ( uInt ifile = 0 ; ifile < nfile_ ; ifile++ ) { |
---|
659 | initTable( ifile ) ; |
---|
660 | |
---|
661 | os << "start table " << ifile << ": " << infileList_[ifile] << LogIO::POST ; |
---|
662 | Broker broker = Broker(produceChunk, consumeChunk); |
---|
663 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) { |
---|
664 | t0 = mathutil::gettimeofday_sec() ; |
---|
665 | initPol( ipol ) ; // set ptab_ and attach() |
---|
666 | t1 = mathutil::gettimeofday_sec() ; |
---|
667 | eInitPol += t1-t0 ; |
---|
668 | |
---|
669 | STContext context(this, common, ipol); |
---|
670 | |
---|
671 | os << "start pol " << ipol << LogIO::POST ; |
---|
672 | |
---|
673 | nprocessed_ = 0 ; |
---|
674 | #if 1 |
---|
675 | broker.runProducerAsMasterThread(&context, DO_AHEAD); |
---|
676 | #else |
---|
677 | for (;;) { |
---|
678 | bool produced = produceChunk(&context); |
---|
679 | if (! produced) { |
---|
680 | break; |
---|
681 | } |
---|
682 | consumeChunk(&context); |
---|
683 | } |
---|
684 | #endif |
---|
685 | |
---|
686 | os << "end pol " << ipol << LogIO::POST ; |
---|
687 | |
---|
688 | } |
---|
689 | os << "end table " << ifile << LogIO::POST ; |
---|
690 | } |
---|
691 | os << LogIO::DEBUGGING << "initPol: elapsed time is " << eInitPol << " sec." << LogIO::POST ; |
---|
692 | os << LogIO::DEBUGGING << "getData: elapsed time is " << eGetData_-eToInt-eGetWeight << " sec." << LogIO::POST ; |
---|
693 | os << LogIO::DEBUGGING << "toPixel: elapsed time is " << eToPixel_ << " sec." << LogIO::POST ; |
---|
694 | os << LogIO::DEBUGGING << "ggridsd: elapsed time is " << eGGridSD_ << " sec." << LogIO::POST ; |
---|
695 | os << LogIO::DEBUGGING << "toInt: elapsed time is " << eToInt << " sec." << LogIO::POST ; |
---|
696 | os << LogIO::DEBUGGING << "getWeight: elapsed time is " << eGetWeight << " sec." << LogIO::POST ; |
---|
697 | |
---|
698 | delete chanMap ; |
---|
699 | |
---|
700 | // set data |
---|
701 | setData( common.gdataArrC, common.gwgtArr ) ; |
---|
702 | |
---|
703 | } |
---|
704 | |
---|
705 | void STGrid::consumeChunkWithClipping(void *ctx) throw(PCException) |
---|
706 | { |
---|
707 | STContextWithClipping &context = *(STContextWithClipping *)ctx; |
---|
708 | STGChunk *chunk = NULL; |
---|
709 | try { |
---|
710 | context.queue.lock(); |
---|
711 | chunk = context.queue.get(); |
---|
712 | context.queue.unlock(); |
---|
713 | } catch (FullException &e) { |
---|
714 | context.queue.unlock(); |
---|
715 | // TODO: log error |
---|
716 | throw PCException(); |
---|
717 | } |
---|
718 | |
---|
719 | double t0, t1 ; |
---|
720 | // world -> pixel |
---|
721 | Array<Double> xypos( context.self->dshape_ ) ; |
---|
722 | t0 = mathutil::gettimeofday_sec() ; |
---|
723 | context.self->toPixel( chunk->direction, xypos ) ; |
---|
724 | t1 = mathutil::gettimeofday_sec() ; |
---|
725 | context.self->eToPixel_ += t1-t0 ; |
---|
726 | |
---|
727 | // call ggridsd |
---|
728 | Int nvispol = 1 ; |
---|
729 | Int irow = -1 ; |
---|
730 | t0 = mathutil::gettimeofday_sec() ; |
---|
731 | context.self->call_ggridsd2( xypos, |
---|
732 | chunk->spectra, |
---|
733 | nvispol, |
---|
734 | context.self->nchan_, |
---|
735 | chunk->flagtra, |
---|
736 | chunk->rflag, |
---|
737 | chunk->weight, |
---|
738 | chunk->nrow, |
---|
739 | irow, |
---|
740 | context.common.gdataArrC, |
---|
741 | context.common.gwgtArr, |
---|
742 | context.common.npoints, |
---|
743 | context.common.clipMin, |
---|
744 | context.common.clipWMin, |
---|
745 | context.common.clipCMin, |
---|
746 | context.common.clipMax, |
---|
747 | context.common.clipWMax, |
---|
748 | context.common.clipCMax, |
---|
749 | context.common.gnx, |
---|
750 | context.common.gny, |
---|
751 | context.self->npol_, |
---|
752 | context.self->nchan_, |
---|
753 | context.self->convSupport_, |
---|
754 | context.self->convSampling_, |
---|
755 | context.common.convFunc, |
---|
756 | context.common.chanMap, |
---|
757 | (Int*)&context.pol ) ; |
---|
758 | t1 = mathutil::gettimeofday_sec() ; |
---|
759 | context.self->eGGridSD_ += t1-t0 ; |
---|
760 | |
---|
761 | delete chunk; |
---|
762 | } |
---|
763 | |
---|
764 | void STGrid::gridPerRowWithClipping() |
---|
765 | { |
---|
766 | LogIO os( LogOrigin("STGrid", "gridPerRowWithClipping", WHERE) ) ; |
---|
767 | double t0, t1 ; |
---|
768 | |
---|
769 | |
---|
770 | // grid data |
---|
771 | // Extend grid plane with convSupport_ |
---|
772 | // Int gnx = nx_+convSupport_*2 ; |
---|
773 | // Int gny = ny_+convSupport_*2 ; |
---|
774 | Int gnx = nx_; |
---|
775 | Int gny = ny_; |
---|
776 | |
---|
777 | IPosition gshape( 4, gnx, gny, npol_, nchan_ ) ; |
---|
778 | IPosition pshape( 3, gnx, gny, npol_ ) ; |
---|
779 | // 2011/12/20 TN |
---|
780 | // data_ and gwgtArr share storage |
---|
781 | data_.resize( gshape ) ; |
---|
782 | data_ = 0.0 ; |
---|
783 | STCommonDataWithClipping common = STCommonDataWithClipping( gshape, |
---|
784 | pshape, |
---|
785 | data_ ) ; |
---|
786 | common.gnx = gnx ; |
---|
787 | common.gny = gny ; |
---|
788 | |
---|
789 | // parameters for gridding |
---|
790 | Int *chanMap = new Int[nchan_] ; |
---|
791 | for ( Int i = 0 ; i < nchan_ ; i++ ) { |
---|
792 | chanMap[i] = i ; |
---|
793 | } |
---|
794 | common.chanMap = chanMap; |
---|
795 | |
---|
796 | // convolution kernel |
---|
797 | t0 = mathutil::gettimeofday_sec() ; |
---|
798 | setConvFunc( common.convFunc ) ; |
---|
799 | t1 = mathutil::gettimeofday_sec() ; |
---|
800 | os << LogIO::DEBUGGING << "setConvFunc: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
801 | |
---|
802 | // for performance check |
---|
803 | eGetData_ = 0.0 ; |
---|
804 | eToPixel_ = 0.0 ; |
---|
805 | eGGridSD_ = 0.0 ; |
---|
806 | double eInitPol = 0.0 ; |
---|
807 | |
---|
808 | for ( uInt ifile = 0 ; ifile < nfile_ ; ifile++ ) { |
---|
809 | initTable( ifile ) ; |
---|
810 | |
---|
811 | os << "start table " << ifile << ": " << infileList_[ifile] << LogIO::POST ; |
---|
812 | Broker broker = Broker(produceChunk, consumeChunkWithClipping); |
---|
813 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) { |
---|
814 | t0 = mathutil::gettimeofday_sec() ; |
---|
815 | initPol( ipol ) ; // set ptab_ and attach() |
---|
816 | t1 = mathutil::gettimeofday_sec() ; |
---|
817 | eInitPol += t1-t0 ; |
---|
818 | |
---|
819 | STContextWithClipping context(this, common, ipol); |
---|
820 | |
---|
821 | os << "start pol " << ipol << LogIO::POST ; |
---|
822 | |
---|
823 | nprocessed_ = 0 ; |
---|
824 | #if 1 |
---|
825 | broker.runProducerAsMasterThread(&context, DO_AHEAD); |
---|
826 | #else |
---|
827 | for (;;) { |
---|
828 | bool produced = produceChunk(&context); |
---|
829 | if (! produced) { |
---|
830 | break; |
---|
831 | } |
---|
832 | consumeChunkWithClipping(&context); |
---|
833 | } |
---|
834 | #endif |
---|
835 | |
---|
836 | os << "end pol " << ipol << LogIO::POST ; |
---|
837 | |
---|
838 | } |
---|
839 | os << "end table " << ifile << LogIO::POST ; |
---|
840 | } |
---|
841 | os << LogIO::DEBUGGING << "initPol: elapsed time is " << eInitPol << " sec." << LogIO::POST ; |
---|
842 | os << LogIO::DEBUGGING << "getData: elapsed time is " << eGetData_-eToInt-eGetWeight << " sec." << LogIO::POST ; |
---|
843 | os << LogIO::DEBUGGING << "toPixel: elapsed time is " << eToPixel_ << " sec." << LogIO::POST ; |
---|
844 | os << LogIO::DEBUGGING << "ggridsd2: elapsed time is " << eGGridSD_ << " sec." << LogIO::POST ; |
---|
845 | os << LogIO::DEBUGGING << "toInt: elapsed time is " << eToInt << " sec." << LogIO::POST ; |
---|
846 | os << LogIO::DEBUGGING << "getWeight: elapsed time is " << eGetWeight << " sec." << LogIO::POST ; |
---|
847 | |
---|
848 | delete chanMap ; |
---|
849 | |
---|
850 | // clip min and max in each grid |
---|
851 | // os << "BEFORE CLIPPING" << LogIO::POST ; |
---|
852 | // os << "gdataArrC=" << common.gdataArrC << LogIO::POST ; |
---|
853 | // os << "gwgtArr=" << common.gwgtArr << LogIO::POST ; |
---|
854 | t0 = mathutil::gettimeofday_sec() ; |
---|
855 | clipMinMax( common.gdataArrC, |
---|
856 | common.gwgtArr, |
---|
857 | common.npoints, |
---|
858 | common.clipMin, |
---|
859 | common.clipWMin, |
---|
860 | common.clipCMin, |
---|
861 | common.clipMax, |
---|
862 | common.clipWMax, |
---|
863 | common.clipCMax ) ; |
---|
864 | t1 = mathutil::gettimeofday_sec() ; |
---|
865 | os << LogIO::DEBUGGING << "clipMinMax: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
866 | // os << "AFTER CLIPPING" << LogIO::POST ; |
---|
867 | // os << "gdataArrC=" << common.gdataArrC << LogIO::POST ; |
---|
868 | // os << "gwgtArr=" << common.gwgtArr << LogIO::POST ; |
---|
869 | |
---|
870 | // set data |
---|
871 | setData( common.gdataArrC, common.gwgtArr ) ; |
---|
872 | |
---|
873 | } |
---|
874 | |
---|
875 | void STGrid::clipMinMax( Array<Complex> &grid, |
---|
876 | Array<Float> &weight, |
---|
877 | Array<Int> &npoints, |
---|
878 | Array<Complex> &clipmin, |
---|
879 | Array<Float> &clipwmin, |
---|
880 | Array<Float> &clipcmin, |
---|
881 | Array<Complex> &clipmax, |
---|
882 | Array<Float> &clipwmax, |
---|
883 | Array<Float> &clipcmax ) |
---|
884 | { |
---|
885 | //LogIO os( LogOrigin("STGrid","clipMinMax",WHERE) ) ; |
---|
886 | |
---|
887 | // prepare pointers |
---|
888 | Bool delG, delW, delNP, delCMin, delCWMin, delCCMin, delCMax, delCWMax, delCCMax ; |
---|
889 | Complex *grid_p = grid.getStorage( delG ) ; |
---|
890 | Float *wgt_p = weight.getStorage( delW ) ; |
---|
891 | const Int *npts_p = npoints.getStorage( delNP ) ; |
---|
892 | const Complex *cmin_p = clipmin.getStorage( delCMin ) ; |
---|
893 | const Float *cwmin_p = clipwmin.getStorage( delCWMin ) ; |
---|
894 | const Float *ccmin_p = clipcmin.getStorage( delCCMin ) ; |
---|
895 | const Complex *cmax_p = clipmax.getStorage( delCMax ) ; |
---|
896 | const Float *cwmax_p = clipwmax.getStorage( delCWMax ) ; |
---|
897 | const Float *ccmax_p = clipcmax.getStorage( delCCMax ) ; |
---|
898 | |
---|
899 | const IPosition &gshape = grid.shape() ; |
---|
900 | long offset = gshape[0] * gshape[1] * gshape[2] ; // nx * ny * npol |
---|
901 | Int nchan = gshape[3] ; |
---|
902 | long origin = nchan * offset ; |
---|
903 | for ( long i = 0 ; i < offset ; i++ ) { |
---|
904 | if ( *npts_p > 2 ) { |
---|
905 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) { |
---|
906 | // clip minimum and maximum |
---|
907 | *grid_p -= (*cmin_p)*(*cwmin_p)*(*ccmin_p) |
---|
908 | + (*cmax_p)*(*cwmax_p)*(*ccmax_p) ; |
---|
909 | *wgt_p -= (*cwmin_p)*(*ccmin_p) |
---|
910 | + (*cwmax_p)*(*ccmax_p) ; |
---|
911 | |
---|
912 | grid_p += offset ; |
---|
913 | wgt_p += offset ; |
---|
914 | cmin_p += offset ; |
---|
915 | cwmin_p += offset ; |
---|
916 | ccmin_p += offset ; |
---|
917 | cmax_p += offset ; |
---|
918 | cwmax_p += offset ; |
---|
919 | ccmax_p += offset ; |
---|
920 | } |
---|
921 | grid_p -= origin ; |
---|
922 | wgt_p -= origin ; |
---|
923 | cmin_p -= origin ; |
---|
924 | cwmin_p -= origin ; |
---|
925 | ccmin_p -= origin ; |
---|
926 | cmax_p -= origin ; |
---|
927 | cwmax_p -= origin ; |
---|
928 | ccmax_p -= origin ; |
---|
929 | } |
---|
930 | grid_p++ ; |
---|
931 | wgt_p++ ; |
---|
932 | npts_p++ ; |
---|
933 | cmin_p++ ; |
---|
934 | cwmin_p++ ; |
---|
935 | ccmin_p++ ; |
---|
936 | cmax_p++ ; |
---|
937 | cwmax_p++ ; |
---|
938 | ccmax_p++ ; |
---|
939 | } |
---|
940 | grid_p -= offset ; |
---|
941 | wgt_p -= offset ; |
---|
942 | npts_p -= offset ; |
---|
943 | cmin_p -= offset ; |
---|
944 | cwmin_p -= offset ; |
---|
945 | ccmin_p -= offset ; |
---|
946 | cmax_p -= offset ; |
---|
947 | cwmax_p -= offset ; |
---|
948 | ccmax_p -= offset ; |
---|
949 | |
---|
950 | // finalization |
---|
951 | grid.putStorage( grid_p, delG ) ; |
---|
952 | weight.putStorage( wgt_p, delW ) ; |
---|
953 | npoints.freeStorage( npts_p, delNP ) ; |
---|
954 | clipmin.freeStorage( cmin_p, delCMin ) ; |
---|
955 | clipwmin.freeStorage( cwmin_p, delCWMin ) ; |
---|
956 | clipcmin.freeStorage( ccmin_p, delCCMin ) ; |
---|
957 | clipmax.freeStorage( cmax_p, delCMax ) ; |
---|
958 | clipwmax.freeStorage( cwmax_p, delCWMax ) ; |
---|
959 | clipcmax.freeStorage( ccmax_p, delCCMax ) ; |
---|
960 | } |
---|
961 | |
---|
962 | void STGrid::initPol( Int ipol ) |
---|
963 | { |
---|
964 | LogIO os( LogOrigin("STGrid","initPol",WHERE) ) ; |
---|
965 | if ( npolOrg_ == 1 ) { |
---|
966 | os << "single polarization data." << LogIO::POST ; |
---|
967 | ptab_ = tab_ ; |
---|
968 | } |
---|
969 | else |
---|
970 | ptab_ = tab_( tab_.col("POLNO") == pollist_[ipol] ) ; |
---|
971 | |
---|
972 | attach( ptab_ ) ; |
---|
973 | } |
---|
974 | |
---|
975 | void STGrid::initTable( uInt idx ) |
---|
976 | { |
---|
977 | tab_ = tableList_[idx] ; |
---|
978 | nrow_ = rows_[idx] ; |
---|
979 | updateChunkShape() ; |
---|
980 | } |
---|
981 | |
---|
982 | void STGrid::setData( Array<Complex> &gdata, |
---|
983 | Array<Float> &gwgt ) |
---|
984 | { |
---|
985 | // 2011/12/20 TN |
---|
986 | // gwgt and data_ share storage |
---|
987 | LogIO os( LogOrigin("STGrid","setData",WHERE) ) ; |
---|
988 | double t0, t1 ; |
---|
989 | t0 = mathutil::gettimeofday_sec() ; |
---|
990 | uInt len = data_.nelements() ; |
---|
991 | const Complex *w1_p ; |
---|
992 | Float *w2_p ; |
---|
993 | Bool b1, b2 ; |
---|
994 | const Complex *gdata_p = gdata.getStorage( b1 ) ; |
---|
995 | Float *gwgt_p = data_.getStorage( b2 ) ; |
---|
996 | w1_p = gdata_p ; |
---|
997 | w2_p = gwgt_p ; |
---|
998 | for ( uInt i = 0 ; i < len ; i++ ) { |
---|
999 | if ( *w2_p > 0.0 ) *w2_p = (*w1_p).real() / *w2_p ; |
---|
1000 | w1_p++ ; |
---|
1001 | w2_p++ ; |
---|
1002 | } |
---|
1003 | gdata.freeStorage( gdata_p, b1 ) ; |
---|
1004 | data_.putStorage( gwgt_p, b2 ) ; |
---|
1005 | t1 = mathutil::gettimeofday_sec() ; |
---|
1006 | os << LogIO::DEBUGGING << "setData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
1007 | } |
---|
1008 | |
---|
1009 | void STGrid::setupGrid() |
---|
1010 | { |
---|
1011 | Double xmin,xmax,ymin,ymax ; |
---|
1012 | mapExtent( xmin, xmax, ymin, ymax ) ; |
---|
1013 | |
---|
1014 | setupGrid( nxUI_, nyUI_, cellxUI_, cellyUI_, |
---|
1015 | xmin, xmax, ymin, ymax, centerUI_ ) ; |
---|
1016 | } |
---|
1017 | |
---|
1018 | void STGrid::setupGrid( Int &nx, |
---|
1019 | Int &ny, |
---|
1020 | String &cellx, |
---|
1021 | String &celly, |
---|
1022 | Double &xmin, |
---|
1023 | Double &xmax, |
---|
1024 | Double &ymin, |
---|
1025 | Double &ymax, |
---|
1026 | String ¢er ) |
---|
1027 | { |
---|
1028 | LogIO os( LogOrigin("STGrid","setupGrid",WHERE) ) ; |
---|
1029 | //cout << "nx=" << nx << ", ny=" << ny << endl ; |
---|
1030 | |
---|
1031 | // center position |
---|
1032 | if ( center.size() == 0 ) { |
---|
1033 | center_(0) = 0.5 * ( xmin + xmax ) ; |
---|
1034 | center_(1) = 0.5 * ( ymin + ymax ) ; |
---|
1035 | } |
---|
1036 | else { |
---|
1037 | String::size_type pos0 = center.find( " " ) ; |
---|
1038 | if ( pos0 == String::npos ) { |
---|
1039 | throw AipsError( "bad string format in parameter center" ) ; |
---|
1040 | } |
---|
1041 | String::size_type pos1 = center.find( " ", pos0+1 ) ; |
---|
1042 | String typestr, xstr, ystr ; |
---|
1043 | if ( pos1 != String::npos ) { |
---|
1044 | typestr = center.substr( 0, pos0 ) ; |
---|
1045 | xstr = center.substr( pos0+1, pos1-pos0 ) ; |
---|
1046 | ystr = center.substr( pos1+1 ) ; |
---|
1047 | // todo: convert to J2000 (or direction ref for DIRECTION column) |
---|
1048 | } |
---|
1049 | else { |
---|
1050 | typestr = "J2000" ; |
---|
1051 | xstr = center.substr( 0, pos0 ) ; |
---|
1052 | ystr = center.substr( pos0+1 ) ; |
---|
1053 | } |
---|
1054 | QuantumHolder qh ; |
---|
1055 | String err ; |
---|
1056 | qh.fromString( err, xstr ) ; |
---|
1057 | Quantum<Double> xcen = qh.asQuantumDouble() ; |
---|
1058 | qh.fromString( err, ystr ) ; |
---|
1059 | Quantum<Double> ycen = qh.asQuantumDouble() ; |
---|
1060 | center_(0) = xcen.getValue( "rad" ) ; |
---|
1061 | center_(1) = ycen.getValue( "rad" ) ; |
---|
1062 | double base = 0.5 * (xmin + xmax) ; |
---|
1063 | int maxrotate = 1 ; |
---|
1064 | int nelem = 2 * maxrotate + 1 ; |
---|
1065 | double *sep = new double[nelem] ; |
---|
1066 | for ( int i = 0 ; i < nelem ; i++ ) |
---|
1067 | sep[i] = abs(base - center_[0] - (i-maxrotate) * C::_2pi) ; |
---|
1068 | // os << "sep[0]=" << sep[0] << endl |
---|
1069 | // << "sep[1]=" << sep[1] << endl |
---|
1070 | // << "sep[2]=" << sep[2] << LogIO::POST ; |
---|
1071 | int idx = 0 ; |
---|
1072 | base = sep[0] ; |
---|
1073 | int nrotate = 0 ; |
---|
1074 | while ( idx < nelem ) { |
---|
1075 | if ( base > sep[idx] ) { |
---|
1076 | base = sep[idx] ; |
---|
1077 | nrotate = idx ; |
---|
1078 | } |
---|
1079 | idx++ ; |
---|
1080 | } |
---|
1081 | delete sep ; |
---|
1082 | nrotate -= maxrotate ; |
---|
1083 | // os << "nrotate = " << nrotate << LogIO::POST ; |
---|
1084 | center_[0] += nrotate * C::_2pi ; |
---|
1085 | } |
---|
1086 | // os << "xmin=" << xmin << LogIO::POST ; |
---|
1087 | // os << "center_=" << center_ << LogIO::POST ; |
---|
1088 | |
---|
1089 | nx_ = nx ; |
---|
1090 | ny_ = ny ; |
---|
1091 | if ( nx < 0 && ny > 0 ) { |
---|
1092 | nx_ = ny ; |
---|
1093 | ny_ = ny ; |
---|
1094 | } |
---|
1095 | if ( ny < 0 && nx > 0 ) { |
---|
1096 | nx_ = nx ; |
---|
1097 | ny_ = nx ; |
---|
1098 | } |
---|
1099 | |
---|
1100 | //Double wx = xmax - xmin ; |
---|
1101 | //Double wy = ymax - ymin ; |
---|
1102 | Double wx = max( abs(xmax-center_(0)), abs(xmin-center_(0)) ) * 2 ; |
---|
1103 | Double wy = max( abs(ymax-center_(1)), abs(ymin-center_(1)) ) * 2 ; |
---|
1104 | // take 10% margin |
---|
1105 | wx *= 1.10 ; |
---|
1106 | wy *= 1.10 ; |
---|
1107 | |
---|
1108 | Quantum<Double> qcellx ; |
---|
1109 | Quantum<Double> qcelly ; |
---|
1110 | //cout << "nx_ = " << nx_ << ", ny_ = " << ny_ << endl ; |
---|
1111 | if ( cellx.size() != 0 && celly.size() != 0 ) { |
---|
1112 | readQuantity( qcellx, cellx ) ; |
---|
1113 | readQuantity( qcelly, celly ) ; |
---|
1114 | } |
---|
1115 | else if ( celly.size() != 0 ) { |
---|
1116 | os << "Using celly to x-axis..." << LogIO::POST ; |
---|
1117 | readQuantity( qcelly, celly ) ; |
---|
1118 | qcellx = qcelly ; |
---|
1119 | } |
---|
1120 | else if ( cellx.size() != 0 ) { |
---|
1121 | os << "Using cellx to y-axis..." << LogIO::POST ; |
---|
1122 | readQuantity( qcellx, cellx ) ; |
---|
1123 | qcelly = qcellx ; |
---|
1124 | } |
---|
1125 | else { |
---|
1126 | if ( nx_ < 0 ) { |
---|
1127 | os << "No user preference in grid setting. Using default..." << LogIO::POST ; |
---|
1128 | readQuantity( qcellx, "1.0arcmin" ) ; |
---|
1129 | qcelly = qcellx ; |
---|
1130 | } |
---|
1131 | else { |
---|
1132 | if ( wx == 0.0 ) { |
---|
1133 | os << "Using default spatial extent (10arcmin) in x" << LogIO::POST ; |
---|
1134 | wx = 0.00290888 ; |
---|
1135 | } |
---|
1136 | if ( wy == 0.0 ) { |
---|
1137 | os << "Using default spatial extent (10arcmin) in y" << LogIO::POST ; |
---|
1138 | wy = 0.00290888 ; |
---|
1139 | } |
---|
1140 | qcellx = Quantum<Double>( wx/nx_, "rad" ) ; |
---|
1141 | qcelly = Quantum<Double>( wy/ny_, "rad" ) ; |
---|
1142 | } |
---|
1143 | } |
---|
1144 | cellx_ = qcellx.getValue( "rad" ) ; |
---|
1145 | // DEC correction |
---|
1146 | cellx_ /= cos( center_[1] ) ; |
---|
1147 | celly_ = qcelly.getValue( "rad" ) ; |
---|
1148 | //os << "cellx_=" << cellx_ << ", celly_=" << celly_ << ", cos("<<center_(1)<<")=" << cos(center_(1)) << LogIO::POST ; |
---|
1149 | if ( nx_ < 0 ) { |
---|
1150 | if ( wx == 0.0 ) { |
---|
1151 | os << "Using default spatial extent (10arcmin) in x" << LogIO::POST ; |
---|
1152 | wx = 0.00290888 ; |
---|
1153 | } |
---|
1154 | if ( wy == 0.0 ) { |
---|
1155 | os << "Using default spatial extent (10arcmin) in y" << LogIO::POST ; |
---|
1156 | wy = 0.00290888 ; |
---|
1157 | } |
---|
1158 | nx_ = Int( ceil( wx/cellx_ ) ) ; |
---|
1159 | ny_ = Int( ceil( wy/celly_ ) ) ; |
---|
1160 | } |
---|
1161 | } |
---|
1162 | |
---|
1163 | void STGrid::mapExtent( Double &xmin, Double &xmax, |
---|
1164 | Double &ymin, Double &ymax ) |
---|
1165 | { |
---|
1166 | //LogIO os( LogOrigin("STGrid","mapExtent",WHERE) ) ; |
---|
1167 | directionCol_.attach( tableList_[0], "DIRECTION" ) ; |
---|
1168 | Matrix<Double> direction = directionCol_.getColumn() ; |
---|
1169 | //os << "dirCol.nrow() = " << dirCol.nrow() << LogIO::POST ; |
---|
1170 | minMax( xmin, xmax, direction.row( 0 ) ) ; |
---|
1171 | minMax( ymin, ymax, direction.row( 1 ) ) ; |
---|
1172 | Double amin, amax, bmin, bmax ; |
---|
1173 | for ( uInt i = 1 ; i < nfile_ ; i++ ) { |
---|
1174 | directionCol_.attach( tableList_[i], "DIRECTION" ) ; |
---|
1175 | direction.assign( directionCol_.getColumn() ) ; |
---|
1176 | //os << "dirCol.nrow() = " << dirCol.nrow() << LogIO::POST ; |
---|
1177 | // to make contiguous RA distribution (no 2pi jump) |
---|
1178 | Vector<Double> ra( direction.row(0) ) ; |
---|
1179 | mathutil::rotateRA( ra ) ; |
---|
1180 | minMax( amin, amax, direction.row( 0 ) ) ; |
---|
1181 | minMax( bmin, bmax, direction.row( 1 ) ) ; |
---|
1182 | xmin = min( xmin, amin ) ; |
---|
1183 | xmax = max( xmax, amax ) ; |
---|
1184 | ymin = min( ymin, bmin ) ; |
---|
1185 | ymax = max( ymax, bmax ) ; |
---|
1186 | } |
---|
1187 | //os << "(xmin,xmax)=(" << xmin << "," << xmax << ")" << LogIO::POST ; |
---|
1188 | //os << "(ymin,ymax)=(" << ymin << "," << ymax << ")" << LogIO::POST ; |
---|
1189 | } |
---|
1190 | |
---|
1191 | void STGrid::table( Table &tab, uInt i ) |
---|
1192 | { |
---|
1193 | if ( i >= 0 && i < nfile_ ) |
---|
1194 | tab = Table( infileList_[i] ) ; |
---|
1195 | } |
---|
1196 | |
---|
1197 | void STGrid::selectData() |
---|
1198 | { |
---|
1199 | LogIO os( LogOrigin("STGrid","selectData",WHERE) ) ; |
---|
1200 | Int ifno = ifno_ ; |
---|
1201 | tableList_.resize( nfile_ ) ; |
---|
1202 | if ( ifno_ == -1 ) { |
---|
1203 | //Table taborg( infileList_[0] ) ; |
---|
1204 | Table taborg ; |
---|
1205 | table( taborg, 0 ) ; |
---|
1206 | ROScalarColumn<uInt> ifnoCol( taborg, "IFNO" ) ; |
---|
1207 | ifno_ = ifnoCol( 0 ) ; |
---|
1208 | os << LogIO::WARN |
---|
1209 | << "IFNO is not given. Using default IFNO: " << ifno_ << LogIO::POST ; |
---|
1210 | } |
---|
1211 | for ( uInt i = 0 ; i < nfile_ ; i++ ) { |
---|
1212 | //Table taborg( infileList_[i] ) ; |
---|
1213 | Table taborg ; |
---|
1214 | table( taborg, i ) ; |
---|
1215 | TableExprNode node ; |
---|
1216 | if ( ifno != -1 || isMultiIF( taborg ) ) { |
---|
1217 | os << "apply selection on IFNO" << LogIO::POST ; |
---|
1218 | node = taborg.col("IFNO") == ifno_ ; |
---|
1219 | } |
---|
1220 | if ( scanlist_.size() > 0 ) { |
---|
1221 | os << "apply selection on SCANNO" << LogIO::POST ; |
---|
1222 | node = node && taborg.col("SCANNO").in( scanlist_ ) ; |
---|
1223 | } |
---|
1224 | if ( node.isNull() ) { |
---|
1225 | tableList_[i] = taborg ; |
---|
1226 | } |
---|
1227 | else { |
---|
1228 | tableList_[i] = taborg( node ) ; |
---|
1229 | } |
---|
1230 | os << LogIO::DEBUGGING << "tableList_[" << i << "].nrow()=" << tableList_[i].nrow() << LogIO::POST ; |
---|
1231 | if ( tableList_[i].nrow() == 0 ) { |
---|
1232 | os << LogIO::SEVERE |
---|
1233 | << "No corresponding rows for given selection: IFNO " << ifno_ ; |
---|
1234 | if ( scanlist_.size() > 0 ) |
---|
1235 | os << " SCANNO " << scanlist_ ; |
---|
1236 | os << LogIO::EXCEPTION ; |
---|
1237 | } |
---|
1238 | } |
---|
1239 | } |
---|
1240 | |
---|
1241 | Bool STGrid::isMultiIF( Table &tab ) |
---|
1242 | { |
---|
1243 | ROScalarColumn<uInt> ifnoCol( tab, "IFNO" ) ; |
---|
1244 | Vector<uInt> ifnos = ifnoCol.getColumn() ; |
---|
1245 | return anyNE( ifnos, ifnos[0] ) ; |
---|
1246 | } |
---|
1247 | |
---|
1248 | void STGrid::attach( Table &tab ) |
---|
1249 | { |
---|
1250 | // attach to table |
---|
1251 | spectraCol_.attach( tab, "SPECTRA" ) ; |
---|
1252 | flagtraCol_.attach( tab, "FLAGTRA" ) ; |
---|
1253 | directionCol_.attach( tab, "DIRECTION" ) ; |
---|
1254 | flagRowCol_.attach( tab, "FLAGROW" ) ; |
---|
1255 | tsysCol_.attach( tab, "TSYS" ) ; |
---|
1256 | intervalCol_.attach( tab, "INTERVAL" ) ; |
---|
1257 | } |
---|
1258 | |
---|
1259 | Int STGrid::getDataChunk( |
---|
1260 | IPosition const &wshape, |
---|
1261 | IPosition const &vshape, |
---|
1262 | IPosition const &dshape, |
---|
1263 | Array<Complex> &spectra, |
---|
1264 | Array<Double> &direction, |
---|
1265 | Array<Int> &flagtra, |
---|
1266 | Array<Int> &rflag, |
---|
1267 | Array<Float> &weight ) |
---|
1268 | { |
---|
1269 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ; |
---|
1270 | |
---|
1271 | Array<Float> spectraF_(wshape); |
---|
1272 | Array<uChar> flagtraUC_(wshape); |
---|
1273 | Array<uInt> rflagUI_(vshape); |
---|
1274 | Int nrow = getDataChunk( spectraF_, direction, flagtraUC_, rflagUI_, weight ) ; |
---|
1275 | if ( nrow < nchunk_ ) { |
---|
1276 | spectra.resize( spectraF_.shape() ) ; |
---|
1277 | flagtra.resize( flagtraUC_.shape() ) ; |
---|
1278 | rflag.resize( rflagUI_.shape() ) ; |
---|
1279 | } |
---|
1280 | double t0, t1 ; |
---|
1281 | t0 = mathutil::gettimeofday_sec() ; |
---|
1282 | convertArray( spectra, spectraF_ ) ; |
---|
1283 | toInt( flagtraUC_, flagtra ) ; |
---|
1284 | toInt( rflagUI_, rflag ) ; |
---|
1285 | t1 = mathutil::gettimeofday_sec() ; |
---|
1286 | eToInt = t1 - t0 ; |
---|
1287 | |
---|
1288 | return nrow ; |
---|
1289 | } |
---|
1290 | |
---|
1291 | #if 0 |
---|
1292 | Int STGrid::getDataChunk( Array<Complex> &spectra, |
---|
1293 | Array<Double> &direction, |
---|
1294 | Array<Int> &flagtra, |
---|
1295 | Array<Int> &rflag, |
---|
1296 | Array<Float> &weight ) |
---|
1297 | { |
---|
1298 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ; |
---|
1299 | Int nrow = getDataChunk( spectraF_, direction, flagtraUC_, rflagUI_, weight ) ; |
---|
1300 | if ( nrow < nchunk_ ) { |
---|
1301 | spectra.resize( spectraF_.shape() ) ; |
---|
1302 | flagtra.resize( flagtraUC_.shape() ) ; |
---|
1303 | rflag.resize( rflagUI_.shape() ) ; |
---|
1304 | } |
---|
1305 | double t0, t1 ; |
---|
1306 | t0 = mathutil::gettimeofday_sec() ; |
---|
1307 | convertArray( spectra, spectraF_ ) ; |
---|
1308 | toInt( flagtraUC_, flagtra ) ; |
---|
1309 | toInt( rflagUI_, rflag ) ; |
---|
1310 | t1 = mathutil::gettimeofday_sec() ; |
---|
1311 | eToInt = t1 - t0 ; |
---|
1312 | |
---|
1313 | return nrow ; |
---|
1314 | } |
---|
1315 | #endif |
---|
1316 | |
---|
1317 | Int STGrid::getDataChunk( Array<Float> &spectra, |
---|
1318 | Array<Double> &direction, |
---|
1319 | Array<uChar> &flagtra, |
---|
1320 | Array<uInt> &rflag, |
---|
1321 | Array<Float> &weight ) |
---|
1322 | { |
---|
1323 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ; |
---|
1324 | Int nrow = spectra.shape()[1] ; |
---|
1325 | Int remainingRow = nrow_ - nprocessed_ ; |
---|
1326 | if ( remainingRow < nrow ) { |
---|
1327 | nrow = remainingRow ; |
---|
1328 | IPosition mshape( 2, nchan_, nrow ) ; |
---|
1329 | IPosition vshape( 1, nrow ) ; |
---|
1330 | spectra.resize( mshape ) ; |
---|
1331 | flagtra.resize( mshape ) ; |
---|
1332 | direction.resize( IPosition(2,2,nrow) ) ; |
---|
1333 | rflag.resize( vshape ) ; |
---|
1334 | weight.resize( mshape ) ; |
---|
1335 | } |
---|
1336 | // 2011/12/22 TN |
---|
1337 | // tsys shares its storage with weight |
---|
1338 | Array<Float> tsys( weight ) ; |
---|
1339 | Array<Double> tint( rflag.shape() ) ; |
---|
1340 | |
---|
1341 | Vector<uInt> rflagVec( rflag ) ; |
---|
1342 | Vector<Double> tintVec( tint ) ; |
---|
1343 | |
---|
1344 | RefRows rows( nprocessed_, nprocessed_+nrow-1, 1 ) ; |
---|
1345 | //os<<LogIO::DEBUGGING<<"nprocessed_="<<nprocessed_<<": rows.nrows()="<<rows.nrows()<<LogIO::POST ; |
---|
1346 | spectraCol_.getColumnCells( rows, spectra ) ; |
---|
1347 | flagtraCol_.getColumnCells( rows, flagtra ) ; |
---|
1348 | directionCol_.getColumnCells( rows, direction ) ; |
---|
1349 | // to make contiguous RA distribution (no 2pi jump) |
---|
1350 | Vector<Double> v( Matrix<Double>(direction).row(0) ) ; |
---|
1351 | mathutil::rotateRA( v ) ; |
---|
1352 | flagRowCol_.getColumnCells( rows, rflagVec ) ; |
---|
1353 | intervalCol_.getColumnCells( rows, tintVec ) ; |
---|
1354 | Vector<Float> tsysTemp = tsysCol_( nprocessed_ ) ; |
---|
1355 | if ( tsysTemp.nelements() == (uInt)nchan_ ) |
---|
1356 | tsysCol_.getColumnCells( rows, tsys ) ; |
---|
1357 | else |
---|
1358 | tsys = tsysTemp[0] ; |
---|
1359 | |
---|
1360 | double t0,t1 ; |
---|
1361 | t0 = mathutil::gettimeofday_sec() ; |
---|
1362 | getWeight( weight, tsys, tint ) ; |
---|
1363 | t1 = mathutil::gettimeofday_sec() ; |
---|
1364 | eGetWeight += t1-t0 ; |
---|
1365 | |
---|
1366 | nprocessed_ += nrow ; |
---|
1367 | |
---|
1368 | return nrow ; |
---|
1369 | } |
---|
1370 | |
---|
1371 | void STGrid::setupArray() |
---|
1372 | { |
---|
1373 | LogIO os( LogOrigin("STGrid","setupArray",WHERE) ) ; |
---|
1374 | ROScalarColumn<uInt> polnoCol( tableList_[0], "POLNO" ) ; |
---|
1375 | Vector<uInt> pols = polnoCol.getColumn() ; |
---|
1376 | //os << pols << LogIO::POST ; |
---|
1377 | Vector<uInt> pollistOrg ; |
---|
1378 | npolOrg_ = 0 ; |
---|
1379 | uInt polno ; |
---|
1380 | for ( uInt i = 0 ; i < polnoCol.nrow() ; i++ ) { |
---|
1381 | //polno = polnoCol( i ) ; |
---|
1382 | polno = pols( i ) ; |
---|
1383 | if ( allNE( pollistOrg, polno ) ) { |
---|
1384 | pollistOrg.resize( npolOrg_+1, True ) ; |
---|
1385 | pollistOrg[npolOrg_] = polno ; |
---|
1386 | npolOrg_++ ; |
---|
1387 | } |
---|
1388 | } |
---|
1389 | if ( pollist_.size() == 0 ) |
---|
1390 | pollist_ = pollistOrg ; |
---|
1391 | else { |
---|
1392 | Vector<uInt> newlist ; |
---|
1393 | uInt newsize = 0 ; |
---|
1394 | for ( uInt i = 0 ; i < pollist_.size() ; i++ ) { |
---|
1395 | if ( anyEQ( pollistOrg, pollist_[i] ) ) { |
---|
1396 | newlist.resize( newsize+1, True ) ; |
---|
1397 | newlist[newsize] = pollist_[i] ; |
---|
1398 | newsize++ ; |
---|
1399 | } |
---|
1400 | } |
---|
1401 | pollist_.assign( newlist ) ; |
---|
1402 | } |
---|
1403 | npol_ = pollist_.size() ; |
---|
1404 | if ( npol_ == 0 ) { |
---|
1405 | os << LogIO::SEVERE << "Empty pollist" << LogIO::EXCEPTION ; |
---|
1406 | } |
---|
1407 | rows_.resize( nfile_ ) ; |
---|
1408 | for ( uInt i = 0 ; i < nfile_ ; i++ ) { |
---|
1409 | rows_[i] = tableList_[i].nrow() / npolOrg_ ; |
---|
1410 | //if ( nrow_ < rows_[i] ) |
---|
1411 | // nrow_ = rows_[i] ; |
---|
1412 | } |
---|
1413 | flagtraCol_.attach( tableList_[0], "FLAGTRA" ) ; |
---|
1414 | nchan_ = flagtraCol_( 0 ).nelements() ; |
---|
1415 | // os << "npol_ = " << npol_ << "(" << pollist_ << ")" << endl |
---|
1416 | // << "nchan_ = " << nchan_ << endl |
---|
1417 | // << "nrow_ = " << nrow_ << LogIO::POST ; |
---|
1418 | } |
---|
1419 | |
---|
1420 | void STGrid::getWeight( Array<Float> &w, |
---|
1421 | Array<Float> &tsys, |
---|
1422 | Array<Double> &tint ) |
---|
1423 | { |
---|
1424 | LogIO os( LogOrigin("STGrid","getWeight",WHERE) ) ; |
---|
1425 | |
---|
1426 | // 2011/12/22 TN |
---|
1427 | // w (weight) and tsys share storage |
---|
1428 | IPosition refShape = tsys.shape() ; |
---|
1429 | Int nchan = refShape[0] ; |
---|
1430 | Int nrow = refShape[1] ; |
---|
1431 | // os << "nchan=" << nchan << ", nrow=" << nrow << LogIO::POST ; |
---|
1432 | // os << "w.shape()=" << w.shape() << endl |
---|
1433 | // << "tsys.shape()=" << tsys.shape() << endl |
---|
1434 | // << "tint.shape()=" << tint.shape() << LogIO::POST ; |
---|
1435 | |
---|
1436 | // set weight |
---|
1437 | if ( wtype_.compare( "UNIFORM" ) == 0 ) { |
---|
1438 | w = 1.0 ; |
---|
1439 | } |
---|
1440 | else if ( wtype_.compare( "TINT" ) == 0 ) { |
---|
1441 | Bool b0, b1 ; |
---|
1442 | Float *w_p = w.getStorage( b0 ) ; |
---|
1443 | Float *w0_p = w_p ; |
---|
1444 | const Double *ti_p = tint.getStorage( b1 ) ; |
---|
1445 | const Double *w1_p = ti_p ; |
---|
1446 | for ( Int irow = 0 ; irow < nrow ; irow++ ) { |
---|
1447 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) { |
---|
1448 | *w0_p = *w1_p ; |
---|
1449 | w0_p++ ; |
---|
1450 | } |
---|
1451 | w1_p++ ; |
---|
1452 | } |
---|
1453 | w.putStorage( w_p, b0 ) ; |
---|
1454 | tint.freeStorage( ti_p, b1 ) ; |
---|
1455 | } |
---|
1456 | else if ( wtype_.compare( "TSYS" ) == 0 ) { |
---|
1457 | Bool b0 ; |
---|
1458 | Float *w_p = w.getStorage( b0 ) ; |
---|
1459 | Float *w0_p = w_p ; |
---|
1460 | for ( Int irow = 0 ; irow < nrow ; irow++ ) { |
---|
1461 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) { |
---|
1462 | Float temp = *w0_p ; |
---|
1463 | *w0_p = 1.0 / ( temp * temp ) ; |
---|
1464 | w0_p++ ; |
---|
1465 | } |
---|
1466 | } |
---|
1467 | w.putStorage( w_p, b0 ) ; |
---|
1468 | } |
---|
1469 | else if ( wtype_.compare( "TINTSYS" ) == 0 ) { |
---|
1470 | Bool b0, b1 ; |
---|
1471 | Float *w_p = w.getStorage( b0 ) ; |
---|
1472 | Float *w0_p = w_p ; |
---|
1473 | const Double *ti_p = tint.getStorage( b1 ) ; |
---|
1474 | const Double *w1_p = ti_p ; |
---|
1475 | for ( Int irow = 0 ; irow < nrow ; irow++ ) { |
---|
1476 | Float interval = *w1_p ; |
---|
1477 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) { |
---|
1478 | Float temp = *w0_p ; |
---|
1479 | *w0_p = interval / ( temp * temp ) ; |
---|
1480 | w0_p++ ; |
---|
1481 | } |
---|
1482 | w1_p++ ; |
---|
1483 | } |
---|
1484 | w.putStorage( w_p, b0 ) ; |
---|
1485 | tint.freeStorage( ti_p, b1 ) ; |
---|
1486 | } |
---|
1487 | else { |
---|
1488 | //LogIO os( LogOrigin("STGrid", "getWeight", WHERE) ) ; |
---|
1489 | //os << LogIO::WARN << "Unsupported weight type '" << wtype_ << "', apply UNIFORM weight" << LogIO::POST ; |
---|
1490 | w = 1.0 ; |
---|
1491 | } |
---|
1492 | } |
---|
1493 | |
---|
1494 | void STGrid::toInt( Array<uChar> &u, Array<Int> &v ) |
---|
1495 | { |
---|
1496 | uInt len = u.nelements() ; |
---|
1497 | Int *int_p = new Int[len] ; |
---|
1498 | Bool deleteIt ; |
---|
1499 | const uChar *data_p = u.getStorage( deleteIt ) ; |
---|
1500 | Int *i_p = int_p ; |
---|
1501 | const uChar *u_p = data_p ; |
---|
1502 | for ( uInt i = 0 ; i < len ; i++ ) { |
---|
1503 | *i_p = ( *u_p == 0 ) ? 0 : 1 ; |
---|
1504 | i_p++ ; |
---|
1505 | u_p++ ; |
---|
1506 | } |
---|
1507 | u.freeStorage( data_p, deleteIt ) ; |
---|
1508 | v.takeStorage( u.shape(), int_p, TAKE_OVER ) ; |
---|
1509 | } |
---|
1510 | |
---|
1511 | void STGrid::toInt( Array<uInt> &u, Array<Int> &v ) |
---|
1512 | { |
---|
1513 | uInt len = u.nelements() ; |
---|
1514 | Int *int_p = new Int[len] ; |
---|
1515 | Bool deleteIt ; |
---|
1516 | const uInt *data_p = u.getStorage( deleteIt ) ; |
---|
1517 | Int *i_p = int_p ; |
---|
1518 | const uInt *u_p = data_p ; |
---|
1519 | for ( uInt i = 0 ; i < len ; i++ ) { |
---|
1520 | *i_p = ( *u_p == 0 ) ? 0 : 1 ; |
---|
1521 | i_p++ ; |
---|
1522 | u_p++ ; |
---|
1523 | } |
---|
1524 | u.freeStorage( data_p, deleteIt ) ; |
---|
1525 | v.takeStorage( u.shape(), int_p, TAKE_OVER ) ; |
---|
1526 | } |
---|
1527 | |
---|
1528 | void STGrid::toPixel( Array<Double> &world, Array<Double> &pixel ) |
---|
1529 | { |
---|
1530 | // using DirectionCoordinate |
---|
1531 | Matrix<Double> xform(2,2) ; |
---|
1532 | xform = 0.0 ; |
---|
1533 | xform.diagonal() = 1.0 ; |
---|
1534 | DirectionCoordinate coord( MDirection::J2000, |
---|
1535 | Projection( Projection::SIN ), |
---|
1536 | center_[0], center_[1], |
---|
1537 | cellx_, celly_, |
---|
1538 | xform, |
---|
1539 | 0.5*Double(nx_-1), |
---|
1540 | 0.5*Double(ny_-1) ) ; |
---|
1541 | uInt nrow = world.shape()[1] ; |
---|
1542 | Bool bw, bp ; |
---|
1543 | Double *w_p = world.getStorage( bw ) ; |
---|
1544 | Double *p_p = pixel.getStorage( bp ) ; |
---|
1545 | Double *ww_p = w_p ; |
---|
1546 | Double *wp_p = p_p ; |
---|
1547 | IPosition vshape( 1, 2 ) ; |
---|
1548 | Vector<Double> _world, _pixel ; |
---|
1549 | for ( uInt i = 0 ; i < nrow ; i++ ) { |
---|
1550 | _world.takeStorage( vshape, ww_p, SHARE ) ; |
---|
1551 | _pixel.takeStorage( vshape, wp_p, SHARE ) ; |
---|
1552 | coord.toPixel( _pixel, _world ) ; |
---|
1553 | ww_p += 2 ; |
---|
1554 | wp_p += 2 ; |
---|
1555 | } |
---|
1556 | world.putStorage( w_p, bw ) ; |
---|
1557 | pixel.putStorage( p_p, bp ) ; |
---|
1558 | } |
---|
1559 | |
---|
1560 | void STGrid::boxFunc( Vector<Float> &convFunc, Int &convSize ) |
---|
1561 | { |
---|
1562 | convFunc = 0.0 ; |
---|
1563 | for ( Int i = 0 ; i < convSize/2 ; i++ ) |
---|
1564 | convFunc(i) = 1.0 ; |
---|
1565 | } |
---|
1566 | |
---|
1567 | #define NEED_UNDERSCORES |
---|
1568 | #if defined(NEED_UNDERSCORES) |
---|
1569 | #define grdsf grdsf_ |
---|
1570 | #endif |
---|
1571 | extern "C" { |
---|
1572 | void grdsf(Double*, Double*); |
---|
1573 | } |
---|
1574 | void STGrid::spheroidalFunc( Vector<Float> &convFunc ) |
---|
1575 | { |
---|
1576 | convFunc = 0.0 ; |
---|
1577 | for ( Int i = 0 ; i < convSampling_*convSupport_ ; i++ ) { |
---|
1578 | Double nu = Double(i) / Double(convSupport_*convSampling_) ; |
---|
1579 | Double val ; |
---|
1580 | grdsf( &nu, &val ) ; |
---|
1581 | convFunc(i) = ( 1.0 - nu * nu ) * val ; |
---|
1582 | } |
---|
1583 | } |
---|
1584 | |
---|
1585 | void STGrid::gaussFunc( Vector<Float> &convFunc ) |
---|
1586 | { |
---|
1587 | convFunc = 0.0 ; |
---|
1588 | // HWHM of the Gaussian is convSupport_ / 4 |
---|
1589 | // To take into account Gaussian tail, kernel cutoff is set to 4 * HWHM |
---|
1590 | Int len = convSampling_ * convSupport_ ; |
---|
1591 | Double hwhm = len * 0.25 ; |
---|
1592 | for ( Int i = 0 ; i < len ; i++ ) { |
---|
1593 | Double val = Double(i) / hwhm ; |
---|
1594 | convFunc(i) = exp( -log(2)*val*val ) ; |
---|
1595 | } |
---|
1596 | } |
---|
1597 | |
---|
1598 | void STGrid::pbFunc( Vector<Float> &convFunc ) |
---|
1599 | { |
---|
1600 | convFunc = 0.0 ; |
---|
1601 | } |
---|
1602 | |
---|
1603 | void STGrid::setConvFunc( Vector<Float> &convFunc ) |
---|
1604 | { |
---|
1605 | convSupport_ = userSupport_ ; |
---|
1606 | if ( convType_ == "BOX" ) { |
---|
1607 | if ( convSupport_ < 0 ) |
---|
1608 | convSupport_ = 0 ; |
---|
1609 | Int convSize = convSampling_ * ( 2 * convSupport_ + 2 ) ; |
---|
1610 | convFunc.resize( convSize ) ; |
---|
1611 | boxFunc( convFunc, convSize ) ; |
---|
1612 | } |
---|
1613 | else if ( convType_ == "SF" ) { |
---|
1614 | if ( convSupport_ < 0 ) |
---|
1615 | convSupport_ = 3 ; |
---|
1616 | Int convSize = convSampling_ * ( 2 * convSupport_ + 2 ) ; |
---|
1617 | convFunc.resize( convSize ) ; |
---|
1618 | spheroidalFunc( convFunc ) ; |
---|
1619 | } |
---|
1620 | else if ( convType_ == "GAUSS" ) { |
---|
1621 | // to take into account Gaussian tail |
---|
1622 | if ( convSupport_ < 0 ) |
---|
1623 | convSupport_ = 4 ; // 1 * 4 |
---|
1624 | else { |
---|
1625 | convSupport_ = userSupport_ * 4 ; |
---|
1626 | } |
---|
1627 | Int convSize = convSampling_ * ( 2 * convSupport_ + 2 ) ; |
---|
1628 | convFunc.resize( convSize ) ; |
---|
1629 | gaussFunc( convFunc ) ; |
---|
1630 | } |
---|
1631 | else if ( convType_ == "PB" ) { |
---|
1632 | if ( convSupport_ < 0 ) |
---|
1633 | convSupport_ = 0 ; |
---|
1634 | pbFunc( convFunc ) ; |
---|
1635 | } |
---|
1636 | else { |
---|
1637 | throw AipsError( "Unsupported convolution function" ) ; |
---|
1638 | } |
---|
1639 | } |
---|
1640 | |
---|
1641 | string STGrid::saveData( string outfile ) |
---|
1642 | { |
---|
1643 | LogIO os( LogOrigin("STGrid", "saveData", WHERE) ) ; |
---|
1644 | double t0, t1 ; |
---|
1645 | t0 = mathutil::gettimeofday_sec() ; |
---|
1646 | |
---|
1647 | //Int polno = 0 ; |
---|
1648 | String outfile_ ; |
---|
1649 | if ( outfile.size() == 0 ) { |
---|
1650 | if ( infileList_[0].lastchar() == '/' ) { |
---|
1651 | outfile_ = infileList_[0].substr( 0, infileList_[0].size()-1 ) ; |
---|
1652 | } |
---|
1653 | else { |
---|
1654 | outfile_ = infileList_[0] ; |
---|
1655 | } |
---|
1656 | outfile_ += ".grid" ; |
---|
1657 | } |
---|
1658 | else { |
---|
1659 | outfile_ = outfile ; |
---|
1660 | } |
---|
1661 | Table tab ; |
---|
1662 | prepareTable( tab, outfile_ ) ; |
---|
1663 | fillTable( tab ) ; |
---|
1664 | |
---|
1665 | t1 = mathutil::gettimeofday_sec() ; |
---|
1666 | os << LogIO::DEBUGGING << "saveData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
1667 | |
---|
1668 | return outfile_ ; |
---|
1669 | } |
---|
1670 | |
---|
1671 | void STGrid::prepareTable( Table &tab, String &name ) |
---|
1672 | { |
---|
1673 | Table t( infileList_[0], Table::Old ) ; |
---|
1674 | t.deepCopy( name, Table::New, False, t.endianFormat(), True ) ; |
---|
1675 | tab = Table( name, Table::Update ) ; |
---|
1676 | // 2012/02/13 TN |
---|
1677 | // explicitly copy subtables since no rows including subtables are |
---|
1678 | // copied by Table::deepCopy with noRows=True |
---|
1679 | TableCopy::copySubTables( tab, t ) ; |
---|
1680 | } |
---|
1681 | |
---|
1682 | void STGrid::fillTable( Table &tab ) |
---|
1683 | { |
---|
1684 | IPosition dshape = data_.shape() ; |
---|
1685 | Int nrow = nx_ * ny_ * npol_ ; |
---|
1686 | tab.rwKeywordSet().define( "nPol", npol_ ) ; |
---|
1687 | tab.addRow( nrow ) ; |
---|
1688 | Vector<Double> cpix( 2 ) ; |
---|
1689 | cpix(0) = Double( nx_ - 1 ) * 0.5 ; |
---|
1690 | cpix(1) = Double( ny_ - 1 ) * 0.5 ; |
---|
1691 | Vector<Double> dir( 2 ) ; |
---|
1692 | ArrayColumn<Double> directionCol( tab, "DIRECTION" ) ; |
---|
1693 | ArrayColumn<Float> spectraCol( tab, "SPECTRA" ) ; |
---|
1694 | ScalarColumn<uInt> polnoCol( tab, "POLNO" ) ; |
---|
1695 | ScalarColumn<uInt> scannoCol( tab, "SCANNO" ) ; |
---|
1696 | Int irow = 0 ; |
---|
1697 | Vector<Float> sp( nchan_ ) ; |
---|
1698 | Bool bsp, bdata ; |
---|
1699 | const Float *data_p = data_.getStorage( bdata ) ; |
---|
1700 | Float *wsp_p, *sp_p ; |
---|
1701 | const Float *wdata_p = data_p ; |
---|
1702 | long step = nx_ * ny_ * npol_ ; |
---|
1703 | long offset ; |
---|
1704 | uInt scanno = 0 ; |
---|
1705 | for ( Int iy = 0 ; iy < ny_ ; iy++ ) { |
---|
1706 | dir(1) = center_(1) - ( cpix(1) - (Double)iy ) * celly_ ; |
---|
1707 | for ( Int ix = 0 ; ix < nx_ ; ix++ ) { |
---|
1708 | dir(0) = center_(0) - ( cpix(0) - (Double)ix ) * cellx_ ; |
---|
1709 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) { |
---|
1710 | offset = ix + iy * nx_ + ipol * nx_ * ny_ ; |
---|
1711 | //os << "offset = " << offset << LogIO::POST ; |
---|
1712 | sp_p = sp.getStorage( bsp ) ; |
---|
1713 | wsp_p = sp_p ; |
---|
1714 | wdata_p = data_p + offset ; |
---|
1715 | for ( Int ichan = 0 ; ichan < nchan_ ; ichan++ ) { |
---|
1716 | *wsp_p = *wdata_p ; |
---|
1717 | wsp_p++ ; |
---|
1718 | wdata_p += step ; |
---|
1719 | } |
---|
1720 | sp.putStorage( sp_p, bsp ) ; |
---|
1721 | spectraCol.put( irow, sp ) ; |
---|
1722 | directionCol.put( irow, dir ) ; |
---|
1723 | polnoCol.put( irow, pollist_[ipol] ) ; |
---|
1724 | scannoCol.put( irow, scanno ) ; |
---|
1725 | irow++ ; |
---|
1726 | } |
---|
1727 | scanno++ ; |
---|
1728 | } |
---|
1729 | } |
---|
1730 | data_.freeStorage( data_p, bdata ) ; |
---|
1731 | |
---|
1732 | fillMainColumns( tab ) ; |
---|
1733 | } |
---|
1734 | |
---|
1735 | void STGrid::fillMainColumns( Table &tab ) |
---|
1736 | { |
---|
1737 | // values for fill |
---|
1738 | //Table t( infileList_[0], Table::Old ) ; |
---|
1739 | Table t ; |
---|
1740 | table( t, 0 ) ; |
---|
1741 | Table tsel = t( t.col( "IFNO" ) == (uInt)ifno_, 1 ) ; |
---|
1742 | ROTableRow row( tsel ) ; |
---|
1743 | row.get( 0 ) ; |
---|
1744 | const TableRecord &rec = row.record() ; |
---|
1745 | uInt freqId = rec.asuInt( "FREQ_ID" ) ; |
---|
1746 | uInt molId = rec.asuInt( "MOLECULE_ID" ) ; |
---|
1747 | uInt tcalId = rec.asuInt( "TCAL_ID" ) ; |
---|
1748 | uInt focusId = rec.asuInt( "FOCUS_ID" ) ; |
---|
1749 | uInt weatherId = rec.asuInt( "WEATHER_ID" ) ; |
---|
1750 | String srcname = rec.asString( "SRCNAME" ) ; |
---|
1751 | String fieldname = rec.asString( "FIELDNAME" ) ; |
---|
1752 | Vector<Float> defaultTsys( 1, 1.0 ) ; |
---|
1753 | // @todo how to set flagtra for gridded spectra? |
---|
1754 | Vector<uChar> flagtra = rec.asArrayuChar( "FLAGTRA" ) ; |
---|
1755 | flagtra = (uChar)0 ; |
---|
1756 | Float opacity = rec.asFloat( "OPACITY" ) ; |
---|
1757 | Double srcvel = rec.asDouble( "SRCVELOCITY" ) ; |
---|
1758 | Vector<Double> srcpm = rec.asArrayDouble( "SRCPROPERMOTION" ) ; |
---|
1759 | Vector<Double> srcdir = rec.asArrayDouble( "SRCDIRECTION" ) ; |
---|
1760 | Vector<Double> scanrate = rec.asArrayDouble( "SCANRATE" ) ; |
---|
1761 | Double time = rec.asDouble( "TIME" ) ; |
---|
1762 | Double interval = rec.asDouble( "INTERVAL" ) ; |
---|
1763 | |
---|
1764 | // fill columns |
---|
1765 | Int nrow = tab.nrow() ; |
---|
1766 | ScalarColumn<uInt> ifnoCol( tab, "IFNO" ) ; |
---|
1767 | ScalarColumn<uInt> freqIdCol( tab, "FREQ_ID" ) ; |
---|
1768 | ScalarColumn<uInt> molIdCol( tab, "MOLECULE_ID" ) ; |
---|
1769 | ScalarColumn<uInt> tcalidCol( tab, "TCAL_ID" ) ; |
---|
1770 | ScalarColumn<Int> fitidCol( tab, "FIT_ID" ) ; |
---|
1771 | ScalarColumn<uInt> focusidCol( tab, "FOCUS_ID" ) ; |
---|
1772 | ScalarColumn<uInt> weatheridCol( tab, "WEATHER_ID" ) ; |
---|
1773 | ArrayColumn<uChar> flagtraCol( tab, "FLAGTRA" ) ; |
---|
1774 | ScalarColumn<uInt> rflagCol( tab, "FLAGROW" ) ; |
---|
1775 | ArrayColumn<Float> tsysCol( tab, "TSYS" ) ; |
---|
1776 | ScalarColumn<String> srcnameCol( tab, "SRCNAME" ) ; |
---|
1777 | ScalarColumn<String> fieldnameCol( tab, "FIELDNAME" ) ; |
---|
1778 | ScalarColumn<Int> srctypeCol( tab, "SRCTYPE" ) ; |
---|
1779 | ScalarColumn<Float> opacityCol( tab, "OPACITY" ) ; |
---|
1780 | ScalarColumn<Double> srcvelCol( tab, "SRCVELOCITY" ) ; |
---|
1781 | ArrayColumn<Double> srcpmCol( tab, "SRCPROPERMOTION" ) ; |
---|
1782 | ArrayColumn<Double> srcdirCol( tab, "SRCDIRECTION" ) ; |
---|
1783 | ArrayColumn<Double> scanrateCol( tab, "SCANRATE" ) ; |
---|
1784 | ScalarColumn<Double> timeCol( tab, "TIME" ) ; |
---|
1785 | ScalarColumn<Double> intervalCol( tab, "INTERVAL" ) ; |
---|
1786 | for ( Int i = 0 ; i < nrow ; i++ ) { |
---|
1787 | ifnoCol.put( i, (uInt)ifno_ ) ; |
---|
1788 | freqIdCol.put( i, freqId ) ; |
---|
1789 | molIdCol.put( i, molId ) ; |
---|
1790 | tcalidCol.put( i, tcalId ) ; |
---|
1791 | fitidCol.put( i, -1 ) ; |
---|
1792 | focusidCol.put( i, focusId ) ; |
---|
1793 | weatheridCol.put( i, weatherId ) ; |
---|
1794 | flagtraCol.put( i, flagtra ) ; |
---|
1795 | rflagCol.put( i, 0 ) ; |
---|
1796 | tsysCol.put( i, defaultTsys ) ; |
---|
1797 | srcnameCol.put( i, srcname ) ; |
---|
1798 | fieldnameCol.put( i, fieldname ) ; |
---|
1799 | srctypeCol.put( i, (Int)SrcType::PSON ) ; |
---|
1800 | opacityCol.put( i, opacity ) ; |
---|
1801 | srcvelCol.put( i, srcvel ) ; |
---|
1802 | srcpmCol.put( i, srcpm ) ; |
---|
1803 | srcdirCol.put( i, srcdir ) ; |
---|
1804 | scanrateCol.put( i, scanrate ) ; |
---|
1805 | timeCol.put( i, time ) ; |
---|
1806 | intervalCol.put( i, interval ) ; |
---|
1807 | } |
---|
1808 | } |
---|
1809 | |
---|
1810 | // STGrid2 |
---|
1811 | STGrid2::STGrid2() |
---|
1812 | : STGrid() |
---|
1813 | { |
---|
1814 | } |
---|
1815 | |
---|
1816 | STGrid2::STGrid2( const ScantableWrapper &s ) |
---|
1817 | : STGrid() |
---|
1818 | { |
---|
1819 | setScantable( s ) ; |
---|
1820 | } |
---|
1821 | |
---|
1822 | STGrid2::STGrid2( const vector<ScantableWrapper> &v ) |
---|
1823 | : STGrid() |
---|
1824 | { |
---|
1825 | setScantableList( v ) ; |
---|
1826 | } |
---|
1827 | |
---|
1828 | void STGrid2::setScantable( const ScantableWrapper &s ) |
---|
1829 | { |
---|
1830 | nfile_ = 1 ; |
---|
1831 | dataList_.resize( nfile_ ) ; |
---|
1832 | dataList_[0] = s ; |
---|
1833 | infileList_.resize( nfile_ ) ; |
---|
1834 | infileList_[0] = s.getCP()->table().tableName() ; |
---|
1835 | } |
---|
1836 | |
---|
1837 | void STGrid2::setScantableList( const vector<ScantableWrapper> &v ) |
---|
1838 | { |
---|
1839 | nfile_ = v.size() ; |
---|
1840 | dataList_.resize( nfile_ ) ; |
---|
1841 | infileList_.resize( nfile_ ) ; |
---|
1842 | for ( uInt i = 0 ; i < nfile_ ; i++ ) { |
---|
1843 | dataList_[i] = v[i] ; |
---|
1844 | infileList_[i] = v[i].getCP()->table().tableName() ; |
---|
1845 | } |
---|
1846 | } |
---|
1847 | |
---|
1848 | ScantableWrapper STGrid2::getResultAsScantable( int tp ) |
---|
1849 | { |
---|
1850 | Table::TableType ttype = (tp==0) ? Table::Memory : Table::Plain ; |
---|
1851 | ScantableWrapper sw( ttype ) ; |
---|
1852 | CountedPtr<Scantable> s = sw.getCP() ; |
---|
1853 | s->setHeader( dataList_[0].getCP()->getHeader() ) ; |
---|
1854 | Table tout, tin ; |
---|
1855 | String subt[] = { "FREQUENCIES", "FOCUS", "WEATHER", |
---|
1856 | "TCAL", "MOLECULES", "HISTORY", "FIT" } ; |
---|
1857 | for ( uInt i = 0 ; i < 7 ; i++ ) { |
---|
1858 | tout = s->table().rwKeywordSet().asTable(subt[i]) ; |
---|
1859 | tin = dataList_[0].getCP()->table().rwKeywordSet().asTable(subt[i]) ; |
---|
1860 | TableCopy::copyRows( tout, tin ) ; |
---|
1861 | } |
---|
1862 | fillTable( s->table() ) ; |
---|
1863 | return sw ; |
---|
1864 | } |
---|
1865 | |
---|
1866 | void STGrid2::table( Table &tab, uInt i ) |
---|
1867 | { |
---|
1868 | if ( i < nfile_ ) |
---|
1869 | tab = dataList_[i].getCP()->table() ; |
---|
1870 | } |
---|
1871 | |
---|
1872 | } |
---|