[2405] | 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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[2356] | 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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[2361] | 18 | #include <casa/Logging/LogIO.h> |
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[2356] | 19 | |
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| 20 | #include <tables/Tables/Table.h> |
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[2360] | 21 | #include <tables/Tables/TableRecord.h> |
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[2413] | 22 | #include <tables/Tables/TableRow.h> |
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[2360] | 23 | #include <tables/Tables/ExprNode.h> |
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[2356] | 24 | #include <tables/Tables/ScalarColumn.h> |
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| 25 | #include <tables/Tables/ArrayColumn.h> |
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[2405] | 26 | #include <tables/Tables/TableCopy.h> |
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[2356] | 27 | |
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| 28 | #include <measures/Measures/MDirection.h> |
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| 29 | |
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[2364] | 30 | #include <MathUtils.h> |
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| 31 | |
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[2356] | 32 | #include "STGrid.h" |
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| 33 | |
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| 34 | using namespace std ; |
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[2393] | 35 | using namespace concurrent ; |
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[2356] | 36 | using namespace casa ; |
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| 37 | using namespace asap ; |
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| 38 | |
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| 39 | namespace asap { |
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| 40 | |
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[2384] | 41 | // for performance check |
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| 42 | double eToInt = 0.0 ; |
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| 43 | double eGetWeight = 0.0 ; |
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| 44 | |
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[2356] | 45 | // constructor |
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| 46 | STGrid::STGrid() |
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[2393] | 47 | : vshape_( 1 ), wshape_( 2 ), dshape_( 2 ) |
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[2356] | 48 | { |
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| 49 | init() ; |
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| 50 | } |
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| 51 | |
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| 52 | STGrid::STGrid( const string infile ) |
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[2393] | 53 | : vshape_( 1 ), wshape_( 2 ), dshape_( 2 ) |
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[2356] | 54 | { |
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| 55 | init() ; |
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| 56 | |
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| 57 | setFileIn( infile ) ; |
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| 58 | } |
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| 59 | |
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[2390] | 60 | STGrid::STGrid( const vector<string> infile ) |
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| 61 | { |
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| 62 | init() ; |
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| 63 | |
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| 64 | setFileList( infile ) ; |
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| 65 | } |
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| 66 | |
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[2356] | 67 | void STGrid::init() |
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| 68 | { |
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[2362] | 69 | ifno_ = -1 ; |
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[2356] | 70 | nx_ = -1 ; |
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| 71 | ny_ = -1 ; |
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[2361] | 72 | npol_ = 0 ; |
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| 73 | nchan_ = 0 ; |
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| 74 | nrow_ = 0 ; |
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[2356] | 75 | cellx_ = 0.0 ; |
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| 76 | celly_ = 0.0 ; |
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| 77 | center_ = Vector<Double> ( 2, 0.0 ) ; |
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| 78 | convType_ = "BOX" ; |
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[2361] | 79 | wtype_ = "UNIFORM" ; |
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[2356] | 80 | convSupport_ = -1 ; |
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| 81 | userSupport_ = -1 ; |
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| 82 | convSampling_ = 100 ; |
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[2379] | 83 | nprocessed_ = 0 ; |
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| 84 | nchunk_ = 0 ; |
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[2388] | 85 | |
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| 86 | // initialize user input |
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| 87 | nxUI_ = -1 ; |
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| 88 | nyUI_ = -1 ; |
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| 89 | cellxUI_ = "" ; |
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| 90 | cellyUI_ = "" ; |
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| 91 | centerUI_ = "" ; |
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[2396] | 92 | doclip_ = False ; |
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[2356] | 93 | } |
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| 94 | |
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| 95 | void STGrid::setFileIn( const string infile ) |
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| 96 | { |
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[2393] | 97 | nfile_ = 1 ; |
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[2356] | 98 | String name( infile ) ; |
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[2393] | 99 | infileList_.resize( nfile_ ) ; |
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| 100 | infileList_[0] = String(infile) ; |
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[2356] | 101 | } |
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| 102 | |
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[2390] | 103 | void STGrid::setFileList( const vector<string> infile ) |
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| 104 | { |
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| 105 | nfile_ = infile.size() ; |
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| 106 | infileList_.resize( nfile_ ) ; |
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| 107 | for ( uInt i = 0 ; i < nfile_ ; i++ ) { |
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| 108 | infileList_[i] = infile[i] ; |
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| 109 | } |
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| 110 | } |
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| 111 | |
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[2360] | 112 | void STGrid::setPolList( vector<unsigned int> pols ) |
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| 113 | { |
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| 114 | pollist_.assign( Vector<uInt>( pols ) ) ; |
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| 115 | } |
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| 116 | |
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[2364] | 117 | void STGrid::setScanList( vector<unsigned int> scans ) |
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| 118 | { |
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| 119 | scanlist_.assign( Vector<uInt>( scans ) ) ; |
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| 120 | } |
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| 121 | |
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[2361] | 122 | void STGrid::setWeight( const string wType ) |
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| 123 | { |
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| 124 | wtype_ = String( wType ) ; |
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| 125 | wtype_.upcase() ; |
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| 126 | } |
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| 127 | |
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[2356] | 128 | void STGrid::defineImage( int nx, |
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| 129 | int ny, |
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| 130 | string scellx, |
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| 131 | string scelly, |
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| 132 | string scenter ) |
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| 133 | { |
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[2388] | 134 | nxUI_ = (Int)nx ; |
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| 135 | nyUI_ = (Int)ny ; |
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| 136 | cellxUI_ = String( scellx ) ; |
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| 137 | cellyUI_ = String( scelly ) ; |
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| 138 | centerUI_ = String( scenter ) ; |
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[2356] | 139 | } |
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| 140 | |
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[2364] | 141 | void STGrid::setFunc( string convType, |
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| 142 | int convSupport ) |
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[2356] | 143 | { |
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| 144 | convType_ = String( convType ) ; |
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| 145 | convType_.upcase() ; |
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| 146 | userSupport_ = (Int)convSupport ; |
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| 147 | } |
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| 148 | |
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| 149 | #define NEED_UNDERSCORES |
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| 150 | #if defined(NEED_UNDERSCORES) |
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| 151 | #define ggridsd ggridsd_ |
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| 152 | #endif |
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| 153 | extern "C" { |
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| 154 | void ggridsd(Double*, |
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| 155 | const Complex*, |
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| 156 | Int*, |
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| 157 | Int*, |
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| 158 | Int*, |
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| 159 | const Int*, |
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| 160 | const Int*, |
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| 161 | const Float*, |
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| 162 | Int*, |
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| 163 | Int*, |
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| 164 | Complex*, |
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| 165 | Float*, |
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| 166 | Int*, |
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| 167 | Int*, |
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| 168 | Int *, |
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| 169 | Int *, |
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| 170 | Int*, |
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| 171 | Int*, |
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| 172 | Float*, |
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| 173 | Int*, |
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| 174 | Int*, |
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| 175 | Double*); |
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| 176 | } |
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[2384] | 177 | void STGrid::call_ggridsd( Array<Double> &xypos, |
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| 178 | Array<Complex> &spectra, |
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| 179 | Int &nvispol, |
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| 180 | Int &nvischan, |
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| 181 | Array<Int> &flagtra, |
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| 182 | Array<Int> &flagrow, |
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| 183 | Array<Float> &weight, |
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| 184 | Int &nrow, |
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| 185 | Int &irow, |
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| 186 | Array<Complex> &gdata, |
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| 187 | Array<Float> &gwgt, |
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| 188 | Int &nx, |
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| 189 | Int &ny, |
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| 190 | Int &npol, |
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| 191 | Int &nchan, |
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| 192 | Int &support, |
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| 193 | Int &sampling, |
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| 194 | Vector<Float> &convFunc, |
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[2381] | 195 | Int *chanMap, |
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| 196 | Int *polMap ) |
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| 197 | { |
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| 198 | // parameters for gridding |
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| 199 | Int idopsf = 0 ; |
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[2384] | 200 | Int len = npol*nchan ; |
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[2381] | 201 | Double *sumw_p = new Double[len] ; |
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| 202 | { |
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| 203 | Double *work_p = sumw_p ; |
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| 204 | for ( Int i = 0 ; i < len ; i++ ) { |
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| 205 | *work_p = 0.0 ; |
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| 206 | work_p++ ; |
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| 207 | } |
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| 208 | } |
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| 209 | |
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[2384] | 210 | // prepare pointer |
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| 211 | Bool deletePos, deleteData, deleteWgt, deleteFlag, deleteFlagR, deleteConv, deleteDataG, deleteWgtG ; |
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| 212 | Double *xy_p = xypos.getStorage( deletePos ) ; |
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| 213 | const Complex *values_p = spectra.getStorage( deleteData ) ; |
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| 214 | const Int *flag_p = flagtra.getStorage( deleteFlag ) ; |
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| 215 | const Int *rflag_p = flagrow.getStorage( deleteFlagR ) ; |
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| 216 | const Float *wgt_p = weight.getStorage( deleteWgt ) ; |
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| 217 | Complex *grid_p = gdata.getStorage( deleteDataG ) ; |
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| 218 | Float *wgrid_p = gwgt.getStorage( deleteWgtG ) ; |
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| 219 | Float *conv_p = convFunc.getStorage( deleteConv ) ; |
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[2385] | 220 | |
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| 221 | // pass copy of irow to ggridsd since it will be modified in theroutine |
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| 222 | Int irowCopy = irow ; |
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[2384] | 223 | |
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[2381] | 224 | // call ggridsd |
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[2384] | 225 | ggridsd( xy_p, |
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| 226 | values_p, |
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| 227 | &nvispol, |
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| 228 | &nvischan, |
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[2381] | 229 | &idopsf, |
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[2384] | 230 | flag_p, |
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| 231 | rflag_p, |
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| 232 | wgt_p, |
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| 233 | &nrow, |
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[2385] | 234 | &irowCopy, |
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[2384] | 235 | grid_p, |
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| 236 | wgrid_p, |
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| 237 | &nx, |
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| 238 | &ny, |
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| 239 | &npol, |
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| 240 | &nchan, |
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| 241 | &support, |
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| 242 | &sampling, |
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| 243 | conv_p, |
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[2381] | 244 | chanMap, |
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| 245 | polMap, |
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| 246 | sumw_p ) ; |
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| 247 | |
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| 248 | // finalization |
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[2384] | 249 | xypos.putStorage( xy_p, deletePos ) ; |
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| 250 | spectra.freeStorage( values_p, deleteData ) ; |
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| 251 | flagtra.freeStorage( flag_p, deleteFlag ) ; |
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| 252 | flagrow.freeStorage( rflag_p, deleteFlagR ) ; |
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| 253 | weight.freeStorage( wgt_p, deleteWgt ) ; |
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| 254 | gdata.putStorage( grid_p, deleteDataG ) ; |
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| 255 | gwgt.putStorage( wgrid_p, deleteWgtG ) ; |
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| 256 | convFunc.putStorage( conv_p, deleteConv ) ; |
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[2381] | 257 | delete sumw_p ; |
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| 258 | } |
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| 259 | |
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[2396] | 260 | #define NEED_UNDERSCORES |
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| 261 | #if defined(NEED_UNDERSCORES) |
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| 262 | #define ggridsd2 ggridsd2_ |
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| 263 | #endif |
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| 264 | extern "C" { |
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| 265 | void ggridsd2(Double*, |
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| 266 | const Complex*, |
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| 267 | Int*, |
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| 268 | Int*, |
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| 269 | Int*, |
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| 270 | const Int*, |
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| 271 | const Int*, |
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| 272 | const Float*, |
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| 273 | Int*, |
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| 274 | Int*, |
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| 275 | Complex*, |
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| 276 | Float*, |
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| 277 | Int*, |
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| 278 | Complex*, |
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| 279 | Float*, |
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| 280 | Float*, |
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| 281 | Complex*, |
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| 282 | Float*, |
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| 283 | Float*, |
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| 284 | Int*, |
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| 285 | Int*, |
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| 286 | Int *, |
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| 287 | Int *, |
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| 288 | Int*, |
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| 289 | Int*, |
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| 290 | Float*, |
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| 291 | Int*, |
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| 292 | Int*, |
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| 293 | Double*); |
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| 294 | } |
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| 295 | void STGrid::call_ggridsd2( Array<Double> &xypos, |
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| 296 | Array<Complex> &spectra, |
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| 297 | Int &nvispol, |
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| 298 | Int &nvischan, |
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| 299 | Array<Int> &flagtra, |
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| 300 | Array<Int> &flagrow, |
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| 301 | Array<Float> &weight, |
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| 302 | Int &nrow, |
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| 303 | Int &irow, |
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| 304 | Array<Complex> &gdata, |
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| 305 | Array<Float> &gwgt, |
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| 306 | Array<Int> &npoints, |
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| 307 | Array<Complex> &clipmin, |
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| 308 | Array<Float> &clipwmin, |
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| 309 | Array<Float> &clipcmin, |
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| 310 | Array<Complex> &clipmax, |
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| 311 | Array<Float> &clipwmax, |
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| 312 | Array<Float> &clipcmax, |
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| 313 | Int &nx, |
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| 314 | Int &ny, |
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| 315 | Int &npol, |
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| 316 | Int &nchan, |
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| 317 | Int &support, |
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| 318 | Int &sampling, |
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| 319 | Vector<Float> &convFunc, |
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| 320 | Int *chanMap, |
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| 321 | Int *polMap ) |
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| 322 | { |
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| 323 | // parameters for gridding |
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| 324 | Int idopsf = 0 ; |
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| 325 | Int len = npol*nchan ; |
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| 326 | Double *sumw_p = new Double[len] ; |
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| 327 | { |
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| 328 | Double *work_p = sumw_p ; |
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| 329 | for ( Int i = 0 ; i < len ; i++ ) { |
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| 330 | *work_p = 0.0 ; |
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| 331 | work_p++ ; |
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| 332 | } |
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| 333 | } |
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[2383] | 334 | |
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[2396] | 335 | // prepare pointer |
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| 336 | Bool deletePos, deleteData, deleteWgt, deleteFlag, deleteFlagR, deleteConv, deleteDataG, deleteWgtG, deleteNpts, deleteCMin, deleteCWMin, deleteCCMin, deleteCMax, deleteCWMax, deleteCCMax ; |
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| 337 | Double *xy_p = xypos.getStorage( deletePos ) ; |
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| 338 | const Complex *values_p = spectra.getStorage( deleteData ) ; |
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| 339 | const Int *flag_p = flagtra.getStorage( deleteFlag ) ; |
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| 340 | const Int *rflag_p = flagrow.getStorage( deleteFlagR ) ; |
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| 341 | const Float *wgt_p = weight.getStorage( deleteWgt ) ; |
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| 342 | Complex *grid_p = gdata.getStorage( deleteDataG ) ; |
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| 343 | Float *wgrid_p = gwgt.getStorage( deleteWgtG ) ; |
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| 344 | Float *conv_p = convFunc.getStorage( deleteConv ) ; |
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| 345 | Int *npts_p = npoints.getStorage( deleteNpts ) ; |
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| 346 | Complex *cmin_p = clipmin.getStorage( deleteCMin ) ; |
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| 347 | Float *cwmin_p = clipwmin.getStorage( deleteCWMin ) ; |
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| 348 | Float *ccmin_p = clipcmin.getStorage( deleteCCMin ) ; |
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| 349 | Complex *cmax_p = clipmax.getStorage( deleteCMax ) ; |
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| 350 | Float *cwmax_p = clipwmax.getStorage( deleteCWMax ) ; |
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| 351 | Float *ccmax_p = clipcmax.getStorage( deleteCCMax ) ; |
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| 352 | |
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| 353 | // pass copy of irow to ggridsd since it will be modified in theroutine |
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| 354 | Int irowCopy = irow ; |
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| 355 | |
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| 356 | // call ggridsd |
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| 357 | ggridsd2( xy_p, |
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| 358 | values_p, |
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| 359 | &nvispol, |
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| 360 | &nvischan, |
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| 361 | &idopsf, |
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| 362 | flag_p, |
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| 363 | rflag_p, |
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| 364 | wgt_p, |
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| 365 | &nrow, |
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| 366 | &irowCopy, |
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| 367 | grid_p, |
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| 368 | wgrid_p, |
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| 369 | npts_p, |
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| 370 | cmin_p, |
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| 371 | cwmin_p, |
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| 372 | ccmin_p, |
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| 373 | cmax_p, |
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| 374 | cwmax_p, |
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| 375 | ccmax_p, |
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| 376 | &nx, |
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| 377 | &ny, |
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| 378 | &npol, |
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| 379 | &nchan, |
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| 380 | &support, |
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| 381 | &sampling, |
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| 382 | conv_p, |
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| 383 | chanMap, |
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| 384 | polMap, |
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| 385 | sumw_p ) ; |
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| 386 | |
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| 387 | // finalization |
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| 388 | xypos.putStorage( xy_p, deletePos ) ; |
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| 389 | spectra.freeStorage( values_p, deleteData ) ; |
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| 390 | flagtra.freeStorage( flag_p, deleteFlag ) ; |
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| 391 | flagrow.freeStorage( rflag_p, deleteFlagR ) ; |
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| 392 | weight.freeStorage( wgt_p, deleteWgt ) ; |
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| 393 | gdata.putStorage( grid_p, deleteDataG ) ; |
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| 394 | gwgt.putStorage( wgrid_p, deleteWgtG ) ; |
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| 395 | convFunc.putStorage( conv_p, deleteConv ) ; |
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| 396 | clipmin.putStorage( cmin_p, deleteCMin ) ; |
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| 397 | clipwmin.putStorage( cwmin_p, deleteCWMin ) ; |
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| 398 | clipcmin.putStorage( ccmin_p, deleteCCMin ) ; |
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| 399 | clipmax.putStorage( cmax_p, deleteCMax ) ; |
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| 400 | clipwmax.putStorage( cwmax_p, deleteCWMax ) ; |
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| 401 | clipcmax.putStorage( ccmax_p, deleteCCMax ) ; |
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| 402 | delete sumw_p ; |
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| 403 | } |
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| 404 | |
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[2383] | 405 | void STGrid::grid() |
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| 406 | { |
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[2384] | 407 | LogIO os( LogOrigin("STGrid", "grid", WHERE) ) ; |
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[2385] | 408 | double t0,t1 ; |
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[2384] | 409 | |
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[2383] | 410 | // data selection |
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[2385] | 411 | t0 = mathutil::gettimeofday_sec() ; |
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[2383] | 412 | selectData() ; |
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[2385] | 413 | t1 = mathutil::gettimeofday_sec() ; |
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| 414 | os << "selectData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
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| 415 | |
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[2388] | 416 | setupGrid() ; |
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[2383] | 417 | setupArray() ; |
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| 418 | |
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| 419 | if ( wtype_.compare("UNIFORM") != 0 && |
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| 420 | wtype_.compare("TINT") != 0 && |
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| 421 | wtype_.compare("TSYS") != 0 && |
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| 422 | wtype_.compare("TINTSYS") != 0 ) { |
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| 423 | LogIO os( LogOrigin("STGrid", "grid", WHERE) ) ; |
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| 424 | os << LogIO::WARN << "Unsupported weight type '" << wtype_ << "', apply UNIFORM weight" << LogIO::POST ; |
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| 425 | wtype_ = "UNIFORM" ; |
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| 426 | } |
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| 427 | |
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[2384] | 428 | // grid parameter |
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| 429 | os << LogIO::DEBUGGING ; |
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| 430 | os << "----------" << endl ; |
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| 431 | os << "Data selection summary" << endl ; |
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| 432 | os << " ifno = " << ifno_ << endl ; |
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| 433 | os << " pollist = " << pollist_ << endl ; |
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| 434 | os << " scanlist = " << scanlist_ << endl ; |
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| 435 | os << "----------" << endl ; |
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| 436 | os << "Grid parameter summary" << endl ; |
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| 437 | os << " (nx,ny) = (" << nx_ << "," << ny_ << ")" << endl ; |
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| 438 | os << " (cellx,celly) = (" << cellx_ << "," << celly_ << ")" << endl ; |
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| 439 | os << " center = " << center_ << endl ; |
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| 440 | os << " weighting = " << wtype_ << endl ; |
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[2386] | 441 | os << " convfunc = " << convType_ << " with support " << convSupport_ << endl ; |
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[2396] | 442 | os << " doclip = " << (doclip_?"True":"False") << endl ; |
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[2384] | 443 | os << "----------" << LogIO::POST ; |
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| 444 | os << LogIO::NORMAL ; |
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| 445 | |
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[2398] | 446 | if ( doclip_ ) |
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[2396] | 447 | gridPerRowWithClipping() ; |
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[2383] | 448 | else |
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| 449 | gridPerRow() ; |
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| 450 | } |
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| 451 | |
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[2398] | 452 | void STGrid::updateChunkShape() |
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[2383] | 453 | { |
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| 454 | // TODO: nchunk_ must be determined from nchan_, npol_, and (nx_,ny_) |
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| 455 | // by considering data size to be allocated for ggridsd input/output |
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[2385] | 456 | nchunk_ = 400 ; |
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[2383] | 457 | nchunk_ = min( nchunk_, nrow_ ) ; |
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[2393] | 458 | vshape_ = IPosition( 1, nchunk_ ) ; |
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| 459 | wshape_ = IPosition( 2, nchan_, nchunk_ ) ; |
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| 460 | dshape_ = IPosition( 2, 2, nchunk_ ) ; |
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[2383] | 461 | } |
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| 462 | |
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[2393] | 463 | struct STGChunk { |
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| 464 | Int nrow ; |
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| 465 | Array<Complex> spectra; |
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| 466 | Array<Int> flagtra; |
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| 467 | Array<Int> rflag; |
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| 468 | Array<Float> weight; |
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| 469 | Array<Double> direction; |
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| 470 | STGChunk(IPosition const &wshape, IPosition const &vshape, |
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| 471 | IPosition const &dshape) |
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| 472 | : spectra(wshape), flagtra(wshape), rflag(vshape), weight(wshape), |
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| 473 | direction(dshape) |
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| 474 | { } |
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| 475 | }; |
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| 476 | |
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| 477 | struct STCommonData { |
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| 478 | Int gnx; |
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| 479 | Int gny; |
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| 480 | Int *chanMap; |
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| 481 | Vector<Float> convFunc ; |
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| 482 | Array<Complex> gdataArrC; |
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| 483 | Array<Float> gwgtArr; |
---|
| 484 | STCommonData(IPosition const &gshape, Array<Float> const &data) |
---|
| 485 | : gdataArrC(gshape, 0.0), gwgtArr(data) {} |
---|
| 486 | }; |
---|
| 487 | |
---|
[2396] | 488 | struct STCommonDataWithClipping { |
---|
| 489 | Int gnx; |
---|
| 490 | Int gny; |
---|
| 491 | Int *chanMap; |
---|
| 492 | Vector<Float> convFunc ; |
---|
| 493 | Array<Complex> gdataArrC; |
---|
| 494 | Array<Float> gwgtArr; |
---|
| 495 | Array<Int> npoints ; |
---|
| 496 | Array<Complex> clipMin ; |
---|
| 497 | Array<Float> clipWMin ; |
---|
| 498 | Array<Float> clipCMin ; |
---|
| 499 | Array<Complex> clipMax ; |
---|
| 500 | Array<Float> clipWMax ; |
---|
| 501 | Array<Float> clipCMax ; |
---|
| 502 | STCommonDataWithClipping(IPosition const &gshape, |
---|
| 503 | IPosition const &pshape, |
---|
| 504 | Array<Float> const &data) |
---|
| 505 | : gdataArrC(gshape, 0.0), |
---|
| 506 | gwgtArr(data), |
---|
| 507 | npoints(pshape, 0), |
---|
| 508 | clipMin(gshape, Complex(FLT_MAX,0.0)), |
---|
| 509 | clipWMin(gshape, 0.0), |
---|
| 510 | clipCMin(gshape, 0.0), |
---|
| 511 | clipMax(gshape, Complex(-FLT_MAX,0.0)), |
---|
| 512 | clipWMax(gshape, 0.0), |
---|
| 513 | clipCMax(gshape, 0.0) |
---|
| 514 | {} |
---|
| 515 | }; |
---|
| 516 | |
---|
[2393] | 517 | #define DO_AHEAD 3 |
---|
| 518 | |
---|
| 519 | struct STContext { |
---|
| 520 | STCommonData &common; |
---|
| 521 | FIFO<STGChunk *, DO_AHEAD> queue; |
---|
| 522 | STGrid *const self; |
---|
| 523 | const Int pol; |
---|
| 524 | STContext(STGrid *obj, STCommonData &common, Int pol) |
---|
| 525 | : self(obj), common(common), pol(pol) {} |
---|
| 526 | }; |
---|
| 527 | |
---|
[2396] | 528 | struct STContextWithClipping { |
---|
| 529 | STCommonDataWithClipping &common; |
---|
| 530 | FIFO<STGChunk *, DO_AHEAD> queue; |
---|
| 531 | STGrid *const self; |
---|
| 532 | const Int pol; |
---|
| 533 | STContextWithClipping(STGrid *obj, STCommonDataWithClipping &common, Int pol) |
---|
| 534 | : self(obj), common(common), pol(pol) {} |
---|
| 535 | }; |
---|
[2393] | 536 | |
---|
[2396] | 537 | |
---|
[2393] | 538 | bool STGrid::produceChunk(void *ctx) throw(PCException) |
---|
| 539 | { |
---|
| 540 | STContext &context = *(STContext *)ctx; |
---|
| 541 | if ( context.self->nprocessed_ >= context.self->nrow_ ) { |
---|
| 542 | return false; |
---|
| 543 | } |
---|
| 544 | STGChunk *chunk = new STGChunk(context.self->wshape_, |
---|
| 545 | context.self->vshape_, |
---|
| 546 | context.self->dshape_); |
---|
| 547 | |
---|
| 548 | double t0 = mathutil::gettimeofday_sec() ; |
---|
| 549 | chunk->nrow = context.self->getDataChunk( |
---|
| 550 | context.self->wshape_, context.self->vshape_, context.self->dshape_, |
---|
| 551 | chunk->spectra, chunk->direction, |
---|
| 552 | chunk->flagtra, chunk->rflag, chunk->weight); |
---|
| 553 | double t1 = mathutil::gettimeofday_sec() ; |
---|
| 554 | context.self->eGetData_ += t1-t0 ; |
---|
| 555 | |
---|
| 556 | context.queue.lock(); |
---|
| 557 | context.queue.put(chunk); |
---|
| 558 | context.queue.unlock(); |
---|
| 559 | return true; |
---|
| 560 | } |
---|
| 561 | |
---|
| 562 | void STGrid::consumeChunk(void *ctx) throw(PCException) |
---|
| 563 | { |
---|
| 564 | STContext &context = *(STContext *)ctx; |
---|
| 565 | STGChunk *chunk = NULL; |
---|
| 566 | try { |
---|
| 567 | context.queue.lock(); |
---|
| 568 | chunk = context.queue.get(); |
---|
| 569 | context.queue.unlock(); |
---|
| 570 | } catch (FullException &e) { |
---|
| 571 | context.queue.unlock(); |
---|
| 572 | // TODO: log error |
---|
| 573 | throw PCException(); |
---|
| 574 | } |
---|
| 575 | |
---|
| 576 | double t0, t1 ; |
---|
| 577 | // world -> pixel |
---|
| 578 | Array<Double> xypos( context.self->dshape_ ) ; |
---|
| 579 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 580 | context.self->toPixel( chunk->direction, xypos ) ; |
---|
| 581 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 582 | context.self->eToPixel_ += t1-t0 ; |
---|
| 583 | |
---|
| 584 | // call ggridsd |
---|
| 585 | Int nvispol = 1 ; |
---|
| 586 | Int irow = -1 ; |
---|
| 587 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 588 | context.self->call_ggridsd( xypos, |
---|
| 589 | chunk->spectra, |
---|
| 590 | nvispol, |
---|
| 591 | context.self->nchan_, |
---|
| 592 | chunk->flagtra, |
---|
| 593 | chunk->rflag, |
---|
| 594 | chunk->weight, |
---|
| 595 | chunk->nrow, |
---|
| 596 | irow, |
---|
| 597 | context.common.gdataArrC, |
---|
| 598 | context.common.gwgtArr, |
---|
| 599 | context.common.gnx, |
---|
| 600 | context.common.gny, |
---|
| 601 | context.self->npol_, |
---|
| 602 | context.self->nchan_, |
---|
| 603 | context.self->convSupport_, |
---|
| 604 | context.self->convSampling_, |
---|
| 605 | context.common.convFunc, |
---|
| 606 | context.common.chanMap, |
---|
| 607 | (Int*)&context.pol ) ; |
---|
| 608 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 609 | context.self->eGGridSD_ += t1-t0 ; |
---|
| 610 | |
---|
| 611 | delete chunk; |
---|
| 612 | } |
---|
| 613 | |
---|
[2378] | 614 | void STGrid::gridPerRow() |
---|
| 615 | { |
---|
| 616 | LogIO os( LogOrigin("STGrid", "gridPerRow", WHERE) ) ; |
---|
| 617 | double t0, t1 ; |
---|
| 618 | |
---|
| 619 | |
---|
[2379] | 620 | // grid data |
---|
| 621 | // Extend grid plane with convSupport_ |
---|
[2393] | 622 | // Int gnx = nx_+convSupport_*2 ; |
---|
| 623 | // Int gny = ny_+convSupport_*2 ; |
---|
| 624 | Int gnx = nx_; |
---|
| 625 | Int gny = ny_; |
---|
| 626 | |
---|
[2378] | 627 | IPosition gshape( 4, gnx, gny, npol_, nchan_ ) ; |
---|
| 628 | // 2011/12/20 TN |
---|
| 629 | // data_ and gwgtArr share storage |
---|
| 630 | data_.resize( gshape ) ; |
---|
| 631 | data_ = 0.0 ; |
---|
[2393] | 632 | STCommonData common = STCommonData(gshape, data_); |
---|
| 633 | common.gnx = gnx ; |
---|
| 634 | common.gny = gny ; |
---|
[2378] | 635 | |
---|
[2379] | 636 | // parameters for gridding |
---|
| 637 | Int *chanMap = new Int[nchan_] ; |
---|
[2393] | 638 | for ( Int i = 0 ; i < nchan_ ; i++ ) { |
---|
| 639 | chanMap[i] = i ; |
---|
[2379] | 640 | } |
---|
[2393] | 641 | common.chanMap = chanMap; |
---|
[2379] | 642 | |
---|
[2393] | 643 | // convolution kernel |
---|
| 644 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 645 | setConvFunc( common.convFunc ) ; |
---|
| 646 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 647 | os << "setConvFunc: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
| 648 | |
---|
[2379] | 649 | // for performance check |
---|
[2393] | 650 | eGetData_ = 0.0 ; |
---|
| 651 | eToPixel_ = 0.0 ; |
---|
| 652 | eGGridSD_ = 0.0 ; |
---|
[2384] | 653 | double eInitPol = 0.0 ; |
---|
[2379] | 654 | |
---|
[2390] | 655 | for ( uInt ifile = 0 ; ifile < nfile_ ; ifile++ ) { |
---|
| 656 | initTable( ifile ) ; |
---|
[2380] | 657 | |
---|
[2393] | 658 | os << "start table " << ifile << ": " << infileList_[ifile] << LogIO::POST ; |
---|
[2398] | 659 | Broker broker = Broker(produceChunk, consumeChunk); |
---|
[2390] | 660 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) { |
---|
[2383] | 661 | t0 = mathutil::gettimeofday_sec() ; |
---|
[2393] | 662 | initPol( ipol ) ; // set ptab_ and attach() |
---|
[2383] | 663 | t1 = mathutil::gettimeofday_sec() ; |
---|
[2390] | 664 | eInitPol += t1-t0 ; |
---|
[2383] | 665 | |
---|
[2393] | 666 | STContext context(this, common, ipol); |
---|
[2390] | 667 | |
---|
| 668 | os << "start pol " << ipol << LogIO::POST ; |
---|
| 669 | |
---|
[2393] | 670 | nprocessed_ = 0 ; |
---|
| 671 | #if 1 |
---|
| 672 | broker.runProducerAsMasterThread(&context, DO_AHEAD); |
---|
| 673 | #else |
---|
| 674 | for (;;) { |
---|
| 675 | bool produced = produceChunk(&context); |
---|
| 676 | if (! produced) { |
---|
| 677 | break; |
---|
| 678 | } |
---|
| 679 | consumeChunk(&context); |
---|
[2390] | 680 | } |
---|
[2393] | 681 | #endif |
---|
| 682 | |
---|
[2390] | 683 | os << "end pol " << ipol << LogIO::POST ; |
---|
[2393] | 684 | |
---|
[2383] | 685 | } |
---|
[2393] | 686 | os << "end table " << ifile << LogIO::POST ; |
---|
[2378] | 687 | } |
---|
[2384] | 688 | os << "initPol: elapsed time is " << eInitPol << " sec." << LogIO::POST ; |
---|
[2393] | 689 | os << "getData: elapsed time is " << eGetData_-eToInt-eGetWeight << " sec." << LogIO::POST ; |
---|
| 690 | os << "toPixel: elapsed time is " << eToPixel_ << " sec." << LogIO::POST ; |
---|
| 691 | os << "ggridsd: elapsed time is " << eGGridSD_ << " sec." << LogIO::POST ; |
---|
[2381] | 692 | os << "toInt: elapsed time is " << eToInt << " sec." << LogIO::POST ; |
---|
[2384] | 693 | os << "getWeight: elapsed time is " << eGetWeight << " sec." << LogIO::POST ; |
---|
[2383] | 694 | |
---|
[2379] | 695 | delete chanMap ; |
---|
| 696 | |
---|
[2378] | 697 | // set data |
---|
[2393] | 698 | setData( common.gdataArrC, common.gwgtArr ) ; |
---|
[2379] | 699 | |
---|
[2378] | 700 | } |
---|
| 701 | |
---|
[2396] | 702 | void STGrid::consumeChunkWithClipping(void *ctx) throw(PCException) |
---|
| 703 | { |
---|
| 704 | STContextWithClipping &context = *(STContextWithClipping *)ctx; |
---|
| 705 | STGChunk *chunk = NULL; |
---|
| 706 | try { |
---|
| 707 | context.queue.lock(); |
---|
| 708 | chunk = context.queue.get(); |
---|
| 709 | context.queue.unlock(); |
---|
| 710 | } catch (FullException &e) { |
---|
| 711 | context.queue.unlock(); |
---|
| 712 | // TODO: log error |
---|
| 713 | throw PCException(); |
---|
| 714 | } |
---|
| 715 | |
---|
| 716 | double t0, t1 ; |
---|
| 717 | // world -> pixel |
---|
| 718 | Array<Double> xypos( context.self->dshape_ ) ; |
---|
| 719 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 720 | context.self->toPixel( chunk->direction, xypos ) ; |
---|
| 721 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 722 | context.self->eToPixel_ += t1-t0 ; |
---|
| 723 | |
---|
| 724 | // call ggridsd |
---|
| 725 | Int nvispol = 1 ; |
---|
| 726 | Int irow = -1 ; |
---|
| 727 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 728 | context.self->call_ggridsd2( xypos, |
---|
| 729 | chunk->spectra, |
---|
| 730 | nvispol, |
---|
| 731 | context.self->nchan_, |
---|
| 732 | chunk->flagtra, |
---|
| 733 | chunk->rflag, |
---|
| 734 | chunk->weight, |
---|
| 735 | chunk->nrow, |
---|
| 736 | irow, |
---|
| 737 | context.common.gdataArrC, |
---|
| 738 | context.common.gwgtArr, |
---|
| 739 | context.common.npoints, |
---|
| 740 | context.common.clipMin, |
---|
| 741 | context.common.clipWMin, |
---|
| 742 | context.common.clipCMin, |
---|
| 743 | context.common.clipMax, |
---|
| 744 | context.common.clipWMax, |
---|
| 745 | context.common.clipCMax, |
---|
| 746 | context.common.gnx, |
---|
| 747 | context.common.gny, |
---|
| 748 | context.self->npol_, |
---|
| 749 | context.self->nchan_, |
---|
| 750 | context.self->convSupport_, |
---|
| 751 | context.self->convSampling_, |
---|
| 752 | context.common.convFunc, |
---|
| 753 | context.common.chanMap, |
---|
| 754 | (Int*)&context.pol ) ; |
---|
| 755 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 756 | context.self->eGGridSD_ += t1-t0 ; |
---|
| 757 | |
---|
| 758 | delete chunk; |
---|
| 759 | } |
---|
| 760 | |
---|
| 761 | void STGrid::gridPerRowWithClipping() |
---|
| 762 | { |
---|
| 763 | LogIO os( LogOrigin("STGrid", "gridPerRowWithClipping", WHERE) ) ; |
---|
| 764 | double t0, t1 ; |
---|
| 765 | |
---|
| 766 | |
---|
| 767 | // grid data |
---|
| 768 | // Extend grid plane with convSupport_ |
---|
| 769 | // Int gnx = nx_+convSupport_*2 ; |
---|
| 770 | // Int gny = ny_+convSupport_*2 ; |
---|
| 771 | Int gnx = nx_; |
---|
| 772 | Int gny = ny_; |
---|
| 773 | |
---|
| 774 | IPosition gshape( 4, gnx, gny, npol_, nchan_ ) ; |
---|
| 775 | IPosition pshape( 3, gnx, gny, npol_ ) ; |
---|
| 776 | // 2011/12/20 TN |
---|
| 777 | // data_ and gwgtArr share storage |
---|
| 778 | data_.resize( gshape ) ; |
---|
| 779 | data_ = 0.0 ; |
---|
| 780 | STCommonDataWithClipping common = STCommonDataWithClipping( gshape, |
---|
| 781 | pshape, |
---|
| 782 | data_ ) ; |
---|
| 783 | common.gnx = gnx ; |
---|
| 784 | common.gny = gny ; |
---|
| 785 | |
---|
| 786 | // parameters for gridding |
---|
| 787 | Int *chanMap = new Int[nchan_] ; |
---|
| 788 | for ( Int i = 0 ; i < nchan_ ; i++ ) { |
---|
| 789 | chanMap[i] = i ; |
---|
| 790 | } |
---|
| 791 | common.chanMap = chanMap; |
---|
| 792 | |
---|
| 793 | // convolution kernel |
---|
| 794 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 795 | setConvFunc( common.convFunc ) ; |
---|
| 796 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 797 | os << "setConvFunc: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
| 798 | |
---|
| 799 | // for performance check |
---|
| 800 | eGetData_ = 0.0 ; |
---|
| 801 | eToPixel_ = 0.0 ; |
---|
| 802 | eGGridSD_ = 0.0 ; |
---|
| 803 | double eInitPol = 0.0 ; |
---|
| 804 | |
---|
| 805 | for ( uInt ifile = 0 ; ifile < nfile_ ; ifile++ ) { |
---|
| 806 | initTable( ifile ) ; |
---|
| 807 | |
---|
| 808 | os << "start table " << ifile << ": " << infileList_[ifile] << LogIO::POST ; |
---|
[2398] | 809 | Broker broker = Broker(produceChunk, consumeChunkWithClipping); |
---|
[2396] | 810 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) { |
---|
| 811 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 812 | initPol( ipol ) ; // set ptab_ and attach() |
---|
| 813 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 814 | eInitPol += t1-t0 ; |
---|
| 815 | |
---|
| 816 | STContextWithClipping context(this, common, ipol); |
---|
| 817 | |
---|
| 818 | os << "start pol " << ipol << LogIO::POST ; |
---|
| 819 | |
---|
| 820 | nprocessed_ = 0 ; |
---|
| 821 | #if 1 |
---|
| 822 | broker.runProducerAsMasterThread(&context, DO_AHEAD); |
---|
| 823 | #else |
---|
| 824 | for (;;) { |
---|
| 825 | bool produced = produceChunk(&context); |
---|
| 826 | if (! produced) { |
---|
| 827 | break; |
---|
| 828 | } |
---|
| 829 | consumeChunkWithClipping(&context); |
---|
| 830 | } |
---|
| 831 | #endif |
---|
| 832 | |
---|
| 833 | os << "end pol " << ipol << LogIO::POST ; |
---|
| 834 | |
---|
| 835 | } |
---|
| 836 | os << "end table " << ifile << LogIO::POST ; |
---|
| 837 | } |
---|
| 838 | os << "initPol: elapsed time is " << eInitPol << " sec." << LogIO::POST ; |
---|
| 839 | os << "getData: elapsed time is " << eGetData_-eToInt-eGetWeight << " sec." << LogIO::POST ; |
---|
| 840 | os << "toPixel: elapsed time is " << eToPixel_ << " sec." << LogIO::POST ; |
---|
[2397] | 841 | os << "ggridsd2: elapsed time is " << eGGridSD_ << " sec." << LogIO::POST ; |
---|
[2396] | 842 | os << "toInt: elapsed time is " << eToInt << " sec." << LogIO::POST ; |
---|
| 843 | os << "getWeight: elapsed time is " << eGetWeight << " sec." << LogIO::POST ; |
---|
| 844 | |
---|
| 845 | delete chanMap ; |
---|
| 846 | |
---|
| 847 | // clip min and max in each grid |
---|
| 848 | // os << "BEFORE CLIPPING" << LogIO::POST ; |
---|
| 849 | // os << "gdataArrC=" << common.gdataArrC << LogIO::POST ; |
---|
| 850 | // os << "gwgtArr=" << common.gwgtArr << LogIO::POST ; |
---|
| 851 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 852 | clipMinMax( common.gdataArrC, |
---|
| 853 | common.gwgtArr, |
---|
| 854 | common.npoints, |
---|
| 855 | common.clipMin, |
---|
| 856 | common.clipWMin, |
---|
| 857 | common.clipCMin, |
---|
| 858 | common.clipMax, |
---|
| 859 | common.clipWMax, |
---|
| 860 | common.clipCMax ) ; |
---|
| 861 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 862 | os << "clipMinMax: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
| 863 | // os << "AFTER CLIPPING" << LogIO::POST ; |
---|
| 864 | // os << "gdataArrC=" << common.gdataArrC << LogIO::POST ; |
---|
| 865 | // os << "gwgtArr=" << common.gwgtArr << LogIO::POST ; |
---|
| 866 | |
---|
| 867 | // set data |
---|
| 868 | setData( common.gdataArrC, common.gwgtArr ) ; |
---|
| 869 | |
---|
| 870 | } |
---|
| 871 | |
---|
| 872 | void STGrid::clipMinMax( Array<Complex> &grid, |
---|
| 873 | Array<Float> &weight, |
---|
| 874 | Array<Int> &npoints, |
---|
| 875 | Array<Complex> &clipmin, |
---|
| 876 | Array<Float> &clipwmin, |
---|
| 877 | Array<Float> &clipcmin, |
---|
| 878 | Array<Complex> &clipmax, |
---|
| 879 | Array<Float> &clipwmax, |
---|
| 880 | Array<Float> &clipcmax ) |
---|
| 881 | { |
---|
| 882 | //LogIO os( LogOrigin("STGrid","clipMinMax",WHERE) ) ; |
---|
| 883 | |
---|
| 884 | // prepare pointers |
---|
| 885 | Bool delG, delW, delNP, delCMin, delCWMin, delCCMin, delCMax, delCWMax, delCCMax ; |
---|
| 886 | Complex *grid_p = grid.getStorage( delG ) ; |
---|
| 887 | Float *wgt_p = weight.getStorage( delW ) ; |
---|
| 888 | const Int *npts_p = npoints.getStorage( delNP ) ; |
---|
| 889 | const Complex *cmin_p = clipmin.getStorage( delCMin ) ; |
---|
| 890 | const Float *cwmin_p = clipwmin.getStorage( delCWMin ) ; |
---|
| 891 | const Float *ccmin_p = clipcmin.getStorage( delCCMin ) ; |
---|
| 892 | const Complex *cmax_p = clipmax.getStorage( delCMax ) ; |
---|
| 893 | const Float *cwmax_p = clipwmax.getStorage( delCWMax ) ; |
---|
| 894 | const Float *ccmax_p = clipcmax.getStorage( delCCMax ) ; |
---|
| 895 | |
---|
| 896 | const IPosition &gshape = grid.shape() ; |
---|
| 897 | long offset = gshape[0] * gshape[1] * gshape[2] ; // nx * ny * npol |
---|
| 898 | Int nchan = gshape[3] ; |
---|
| 899 | long origin = nchan * offset ; |
---|
| 900 | for ( long i = 0 ; i < offset ; i++ ) { |
---|
| 901 | if ( *npts_p > 2 ) { |
---|
| 902 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) { |
---|
| 903 | // clip minimum and maximum |
---|
| 904 | *grid_p -= (*cmin_p)*(*cwmin_p)*(*ccmin_p) |
---|
| 905 | + (*cmax_p)*(*cwmax_p)*(*ccmax_p) ; |
---|
| 906 | *wgt_p -= (*cwmin_p)*(*ccmin_p) |
---|
| 907 | + (*cwmax_p)*(*ccmax_p) ; |
---|
| 908 | |
---|
| 909 | grid_p += offset ; |
---|
| 910 | wgt_p += offset ; |
---|
| 911 | cmin_p += offset ; |
---|
| 912 | cwmin_p += offset ; |
---|
| 913 | ccmin_p += offset ; |
---|
| 914 | cmax_p += offset ; |
---|
| 915 | cwmax_p += offset ; |
---|
| 916 | ccmax_p += offset ; |
---|
| 917 | } |
---|
| 918 | grid_p -= origin ; |
---|
| 919 | wgt_p -= origin ; |
---|
| 920 | cmin_p -= origin ; |
---|
| 921 | cwmin_p -= origin ; |
---|
| 922 | ccmin_p -= origin ; |
---|
| 923 | cmax_p -= origin ; |
---|
| 924 | cwmax_p -= origin ; |
---|
| 925 | ccmax_p -= origin ; |
---|
| 926 | } |
---|
| 927 | grid_p++ ; |
---|
| 928 | wgt_p++ ; |
---|
| 929 | npts_p++ ; |
---|
| 930 | cmin_p++ ; |
---|
| 931 | cwmin_p++ ; |
---|
| 932 | ccmin_p++ ; |
---|
| 933 | cmax_p++ ; |
---|
| 934 | cwmax_p++ ; |
---|
| 935 | ccmax_p++ ; |
---|
| 936 | } |
---|
| 937 | grid_p -= offset ; |
---|
| 938 | wgt_p -= offset ; |
---|
| 939 | npts_p -= offset ; |
---|
| 940 | cmin_p -= offset ; |
---|
| 941 | cwmin_p -= offset ; |
---|
| 942 | ccmin_p -= offset ; |
---|
| 943 | cmax_p -= offset ; |
---|
| 944 | cwmax_p -= offset ; |
---|
| 945 | ccmax_p -= offset ; |
---|
| 946 | |
---|
| 947 | // finalization |
---|
| 948 | grid.putStorage( grid_p, delG ) ; |
---|
| 949 | weight.putStorage( wgt_p, delW ) ; |
---|
| 950 | npoints.freeStorage( npts_p, delNP ) ; |
---|
| 951 | clipmin.freeStorage( cmin_p, delCMin ) ; |
---|
| 952 | clipwmin.freeStorage( cwmin_p, delCWMin ) ; |
---|
| 953 | clipcmin.freeStorage( ccmin_p, delCCMin ) ; |
---|
| 954 | clipmax.freeStorage( cmax_p, delCMax ) ; |
---|
| 955 | clipwmax.freeStorage( cwmax_p, delCWMax ) ; |
---|
| 956 | clipcmax.freeStorage( ccmax_p, delCCMax ) ; |
---|
| 957 | } |
---|
| 958 | |
---|
[2382] | 959 | void STGrid::initPol( Int ipol ) |
---|
| 960 | { |
---|
[2386] | 961 | LogIO os( LogOrigin("STGrid","initPol",WHERE) ) ; |
---|
| 962 | if ( npolOrg_ == 1 ) { |
---|
| 963 | os << "single polarization data." << LogIO::POST ; |
---|
[2385] | 964 | ptab_ = tab_ ; |
---|
[2386] | 965 | } |
---|
[2385] | 966 | else |
---|
| 967 | ptab_ = tab_( tab_.col("POLNO") == (uInt)ipol ) ; |
---|
[2382] | 968 | |
---|
| 969 | attach( ptab_ ) ; |
---|
| 970 | } |
---|
| 971 | |
---|
[2390] | 972 | void STGrid::initTable( uInt idx ) |
---|
| 973 | { |
---|
| 974 | tab_ = tableList_[idx] ; |
---|
| 975 | nrow_ = rows_[idx] ; |
---|
[2398] | 976 | updateChunkShape() ; |
---|
[2390] | 977 | } |
---|
| 978 | |
---|
[2378] | 979 | void STGrid::setData( Array<Complex> &gdata, |
---|
[2368] | 980 | Array<Float> &gwgt ) |
---|
| 981 | { |
---|
[2378] | 982 | // 2011/12/20 TN |
---|
| 983 | // gwgt and data_ share storage |
---|
[2368] | 984 | LogIO os( LogOrigin("STGrid","setData",WHERE) ) ; |
---|
| 985 | double t0, t1 ; |
---|
| 986 | t0 = mathutil::gettimeofday_sec() ; |
---|
[2378] | 987 | uInt len = data_.nelements() ; |
---|
[2374] | 988 | const Complex *w1_p ; |
---|
[2378] | 989 | Float *w2_p ; |
---|
[2379] | 990 | Bool b1, b2 ; |
---|
[2374] | 991 | const Complex *gdata_p = gdata.getStorage( b1 ) ; |
---|
[2378] | 992 | Float *gwgt_p = data_.getStorage( b2 ) ; |
---|
[2368] | 993 | w1_p = gdata_p ; |
---|
| 994 | w2_p = gwgt_p ; |
---|
| 995 | for ( uInt i = 0 ; i < len ; i++ ) { |
---|
[2378] | 996 | if ( *w2_p > 0.0 ) *w2_p = (*w1_p).real() / *w2_p ; |
---|
[2368] | 997 | w1_p++ ; |
---|
| 998 | w2_p++ ; |
---|
| 999 | } |
---|
| 1000 | gdata.freeStorage( gdata_p, b1 ) ; |
---|
[2378] | 1001 | data_.putStorage( gwgt_p, b2 ) ; |
---|
[2368] | 1002 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 1003 | os << "setData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
| 1004 | } |
---|
| 1005 | |
---|
[2388] | 1006 | void STGrid::setupGrid() |
---|
| 1007 | { |
---|
| 1008 | Double xmin,xmax,ymin,ymax ; |
---|
| 1009 | mapExtent( xmin, xmax, ymin, ymax ) ; |
---|
| 1010 | |
---|
| 1011 | setupGrid( nxUI_, nyUI_, cellxUI_, cellyUI_, |
---|
| 1012 | xmin, xmax, ymin, ymax, centerUI_ ) ; |
---|
| 1013 | } |
---|
| 1014 | |
---|
[2356] | 1015 | void STGrid::setupGrid( Int &nx, |
---|
| 1016 | Int &ny, |
---|
| 1017 | String &cellx, |
---|
| 1018 | String &celly, |
---|
| 1019 | Double &xmin, |
---|
| 1020 | Double &xmax, |
---|
| 1021 | Double &ymin, |
---|
| 1022 | Double &ymax, |
---|
| 1023 | String ¢er ) |
---|
| 1024 | { |
---|
[2375] | 1025 | LogIO os( LogOrigin("STGrid","setupGrid",WHERE) ) ; |
---|
[2356] | 1026 | //cout << "nx=" << nx << ", ny=" << ny << endl ; |
---|
[2359] | 1027 | |
---|
| 1028 | // center position |
---|
| 1029 | if ( center.size() == 0 ) { |
---|
| 1030 | center_(0) = 0.5 * ( xmin + xmax ) ; |
---|
| 1031 | center_(1) = 0.5 * ( ymin + ymax ) ; |
---|
| 1032 | } |
---|
| 1033 | else { |
---|
| 1034 | String::size_type pos0 = center.find( " " ) ; |
---|
| 1035 | if ( pos0 == String::npos ) { |
---|
| 1036 | throw AipsError( "bad string format in parameter center" ) ; |
---|
| 1037 | } |
---|
| 1038 | String::size_type pos1 = center.find( " ", pos0+1 ) ; |
---|
| 1039 | String typestr, xstr, ystr ; |
---|
| 1040 | if ( pos1 != String::npos ) { |
---|
| 1041 | typestr = center.substr( 0, pos0 ) ; |
---|
| 1042 | xstr = center.substr( pos0+1, pos1-pos0 ) ; |
---|
| 1043 | ystr = center.substr( pos1+1 ) ; |
---|
| 1044 | // todo: convert to J2000 (or direction ref for DIRECTION column) |
---|
| 1045 | } |
---|
| 1046 | else { |
---|
| 1047 | typestr = "J2000" ; |
---|
| 1048 | xstr = center.substr( 0, pos0 ) ; |
---|
| 1049 | ystr = center.substr( pos0+1 ) ; |
---|
| 1050 | } |
---|
| 1051 | QuantumHolder qh ; |
---|
| 1052 | String err ; |
---|
| 1053 | qh.fromString( err, xstr ) ; |
---|
| 1054 | Quantum<Double> xcen = qh.asQuantumDouble() ; |
---|
| 1055 | qh.fromString( err, ystr ) ; |
---|
| 1056 | Quantum<Double> ycen = qh.asQuantumDouble() ; |
---|
| 1057 | center_(0) = xcen.getValue( "rad" ) ; |
---|
| 1058 | center_(1) = ycen.getValue( "rad" ) ; |
---|
| 1059 | } |
---|
| 1060 | |
---|
| 1061 | |
---|
[2356] | 1062 | nx_ = nx ; |
---|
| 1063 | ny_ = ny ; |
---|
| 1064 | if ( nx < 0 && ny > 0 ) { |
---|
| 1065 | nx_ = ny ; |
---|
| 1066 | ny_ = ny ; |
---|
| 1067 | } |
---|
| 1068 | if ( ny < 0 && nx > 0 ) { |
---|
| 1069 | nx_ = nx ; |
---|
| 1070 | ny_ = nx ; |
---|
| 1071 | } |
---|
[2375] | 1072 | |
---|
| 1073 | //Double wx = xmax - xmin ; |
---|
| 1074 | //Double wy = ymax - ymin ; |
---|
| 1075 | Double wx = max( abs(xmax-center_(0)), abs(xmin-center_(0)) ) * 2 ; |
---|
| 1076 | Double wy = max( abs(ymax-center_(1)), abs(ymin-center_(1)) ) * 2 ; |
---|
| 1077 | // take 10% margin |
---|
| 1078 | wx *= 1.10 ; |
---|
| 1079 | wy *= 1.10 ; |
---|
| 1080 | |
---|
| 1081 | Quantum<Double> qcellx ; |
---|
| 1082 | Quantum<Double> qcelly ; |
---|
[2356] | 1083 | //cout << "nx_ = " << nx_ << ", ny_ = " << ny_ << endl ; |
---|
| 1084 | if ( cellx.size() != 0 && celly.size() != 0 ) { |
---|
| 1085 | readQuantity( qcellx, cellx ) ; |
---|
| 1086 | readQuantity( qcelly, celly ) ; |
---|
| 1087 | } |
---|
| 1088 | else if ( celly.size() != 0 ) { |
---|
[2375] | 1089 | os << "Using celly to x-axis..." << LogIO::POST ; |
---|
[2356] | 1090 | readQuantity( qcelly, celly ) ; |
---|
| 1091 | qcellx = qcelly ; |
---|
| 1092 | } |
---|
| 1093 | else if ( cellx.size() != 0 ) { |
---|
[2375] | 1094 | os << "Using cellx to y-axis..." << LogIO::POST ; |
---|
[2356] | 1095 | readQuantity( qcellx, cellx ) ; |
---|
| 1096 | qcelly = qcellx ; |
---|
| 1097 | } |
---|
| 1098 | else { |
---|
| 1099 | if ( nx_ < 0 ) { |
---|
[2375] | 1100 | os << "No user preference in grid setting. Using default..." << LogIO::POST ; |
---|
[2356] | 1101 | readQuantity( qcellx, "1.0arcmin" ) ; |
---|
| 1102 | qcelly = qcellx ; |
---|
| 1103 | } |
---|
| 1104 | else { |
---|
[2375] | 1105 | if ( wx == 0.0 ) { |
---|
| 1106 | os << "Using default spatial extent (10arcmin) in x" << LogIO::POST ; |
---|
| 1107 | wx = 0.00290888 ; |
---|
| 1108 | } |
---|
| 1109 | if ( wy == 0.0 ) { |
---|
| 1110 | os << "Using default spatial extent (10arcmin) in y" << LogIO::POST ; |
---|
| 1111 | wy = 0.00290888 ; |
---|
| 1112 | } |
---|
[2356] | 1113 | qcellx = Quantum<Double>( wx/nx_, "rad" ) ; |
---|
| 1114 | qcelly = Quantum<Double>( wy/ny_, "rad" ) ; |
---|
| 1115 | } |
---|
| 1116 | } |
---|
| 1117 | cellx_ = qcellx.getValue( "rad" ) ; |
---|
[2422] | 1118 | // DEC correction |
---|
| 1119 | cellx_ /= cos( center_[1] ) ; |
---|
[2356] | 1120 | celly_ = qcelly.getValue( "rad" ) ; |
---|
[2422] | 1121 | //os << "cellx_=" << cellx_ << ", celly_=" << celly_ << ", cos("<<center_(1)<<")=" << cos(center_(1)) << LogIO::POST ; |
---|
[2356] | 1122 | if ( nx_ < 0 ) { |
---|
[2375] | 1123 | if ( wx == 0.0 ) { |
---|
| 1124 | os << "Using default spatial extent (10arcmin) in x" << LogIO::POST ; |
---|
| 1125 | wx = 0.00290888 ; |
---|
| 1126 | } |
---|
| 1127 | if ( wy == 0.0 ) { |
---|
| 1128 | os << "Using default spatial extent (10arcmin) in y" << LogIO::POST ; |
---|
| 1129 | wy = 0.00290888 ; |
---|
| 1130 | } |
---|
[2356] | 1131 | nx_ = Int( ceil( wx/cellx_ ) ) ; |
---|
| 1132 | ny_ = Int( ceil( wy/celly_ ) ) ; |
---|
| 1133 | } |
---|
| 1134 | } |
---|
| 1135 | |
---|
[2388] | 1136 | void STGrid::mapExtent( Double &xmin, Double &xmax, |
---|
| 1137 | Double &ymin, Double &ymax ) |
---|
| 1138 | { |
---|
| 1139 | //LogIO os( LogOrigin("STGrid","mapExtent",WHERE) ) ; |
---|
[2390] | 1140 | directionCol_.attach( tableList_[0], "DIRECTION" ) ; |
---|
| 1141 | Matrix<Double> direction = directionCol_.getColumn() ; |
---|
[2388] | 1142 | //os << "dirCol.nrow() = " << dirCol.nrow() << LogIO::POST ; |
---|
| 1143 | minMax( xmin, xmax, direction.row( 0 ) ) ; |
---|
| 1144 | minMax( ymin, ymax, direction.row( 1 ) ) ; |
---|
[2390] | 1145 | Double amin, amax, bmin, bmax ; |
---|
| 1146 | for ( uInt i = 1 ; i < nfile_ ; i++ ) { |
---|
| 1147 | directionCol_.attach( tableList_[i], "DIRECTION" ) ; |
---|
| 1148 | direction.assign( directionCol_.getColumn() ) ; |
---|
| 1149 | //os << "dirCol.nrow() = " << dirCol.nrow() << LogIO::POST ; |
---|
| 1150 | minMax( amin, amax, direction.row( 0 ) ) ; |
---|
| 1151 | minMax( bmin, bmax, direction.row( 1 ) ) ; |
---|
| 1152 | xmin = min( xmin, amin ) ; |
---|
| 1153 | xmax = max( xmax, amax ) ; |
---|
| 1154 | ymin = min( ymin, bmin ) ; |
---|
| 1155 | ymax = max( ymax, bmax ) ; |
---|
| 1156 | } |
---|
[2388] | 1157 | //os << "(xmin,xmax)=(" << xmin << "," << xmax << ")" << LogIO::POST ; |
---|
| 1158 | //os << "(ymin,ymax)=(" << ymin << "," << ymax << ")" << LogIO::POST ; |
---|
| 1159 | } |
---|
| 1160 | |
---|
[2379] | 1161 | void STGrid::selectData() |
---|
[2362] | 1162 | { |
---|
[2386] | 1163 | LogIO os( LogOrigin("STGrid","selectData",WHERE) ) ; |
---|
[2418] | 1164 | //Int ifno = ifno_ ; |
---|
[2390] | 1165 | tableList_.resize( nfile_ ) ; |
---|
[2418] | 1166 | if ( ifno_ == -1 ) { |
---|
[2393] | 1167 | Table taborg( infileList_[0] ) ; |
---|
| 1168 | ROScalarColumn<uInt> ifnoCol( taborg, "IFNO" ) ; |
---|
[2418] | 1169 | ifno_ = ifnoCol( 0 ) ; |
---|
[2393] | 1170 | os << LogIO::WARN |
---|
[2418] | 1171 | << "IFNO is not given. Using default IFNO: " << ifno_ << LogIO::POST ; |
---|
[2393] | 1172 | } |
---|
[2390] | 1173 | for ( uInt i = 0 ; i < nfile_ ; i++ ) { |
---|
[2389] | 1174 | Table taborg( infileList_[i] ) ; |
---|
| 1175 | TableExprNode node ; |
---|
| 1176 | if ( isMultiIF( taborg ) ) { |
---|
| 1177 | os << "apply selection on IFNO" << LogIO::POST ; |
---|
[2418] | 1178 | node = taborg.col("IFNO") == ifno_ ; |
---|
[2389] | 1179 | } |
---|
| 1180 | if ( scanlist_.size() > 0 ) { |
---|
| 1181 | os << "apply selection on SCANNO" << LogIO::POST ; |
---|
| 1182 | node = node && taborg.col("SCANNO").in( scanlist_ ) ; |
---|
| 1183 | } |
---|
| 1184 | if ( node.isNull() ) { |
---|
| 1185 | tableList_[i] = taborg ; |
---|
| 1186 | } |
---|
| 1187 | else { |
---|
| 1188 | tableList_[i] = taborg( node ) ; |
---|
| 1189 | } |
---|
[2393] | 1190 | os << "tableList_[" << i << "].nrow()=" << tableList_[i].nrow() << LogIO::POST ; |
---|
[2389] | 1191 | if ( tableList_[i].nrow() == 0 ) { |
---|
| 1192 | os << LogIO::SEVERE |
---|
[2418] | 1193 | << "No corresponding rows for given selection: IFNO " << ifno_ ; |
---|
[2389] | 1194 | if ( scanlist_.size() > 0 ) |
---|
| 1195 | os << " SCANNO " << scanlist_ ; |
---|
| 1196 | os << LogIO::EXCEPTION ; |
---|
| 1197 | } |
---|
[2362] | 1198 | } |
---|
| 1199 | } |
---|
| 1200 | |
---|
[2386] | 1201 | Bool STGrid::isMultiIF( Table &tab ) |
---|
| 1202 | { |
---|
| 1203 | ROScalarColumn<uInt> ifnoCol( tab, "IFNO" ) ; |
---|
| 1204 | Vector<uInt> ifnos = ifnoCol.getColumn() ; |
---|
| 1205 | return anyNE( ifnos, ifnos[0] ) ; |
---|
| 1206 | } |
---|
| 1207 | |
---|
[2382] | 1208 | void STGrid::attach( Table &tab ) |
---|
[2379] | 1209 | { |
---|
| 1210 | // attach to table |
---|
[2382] | 1211 | spectraCol_.attach( tab, "SPECTRA" ) ; |
---|
| 1212 | flagtraCol_.attach( tab, "FLAGTRA" ) ; |
---|
| 1213 | directionCol_.attach( tab, "DIRECTION" ) ; |
---|
| 1214 | flagRowCol_.attach( tab, "FLAGROW" ) ; |
---|
| 1215 | tsysCol_.attach( tab, "TSYS" ) ; |
---|
| 1216 | intervalCol_.attach( tab, "INTERVAL" ) ; |
---|
[2379] | 1217 | } |
---|
| 1218 | |
---|
[2393] | 1219 | Int STGrid::getDataChunk( |
---|
| 1220 | IPosition const &wshape, |
---|
| 1221 | IPosition const &vshape, |
---|
| 1222 | IPosition const &dshape, |
---|
| 1223 | Array<Complex> &spectra, |
---|
| 1224 | Array<Double> &direction, |
---|
| 1225 | Array<Int> &flagtra, |
---|
| 1226 | Array<Int> &rflag, |
---|
| 1227 | Array<Float> &weight ) |
---|
| 1228 | { |
---|
| 1229 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ; |
---|
| 1230 | |
---|
| 1231 | Array<Float> spectraF_(wshape); |
---|
| 1232 | Array<uChar> flagtraUC_(wshape); |
---|
| 1233 | Array<uInt> rflagUI_(vshape); |
---|
| 1234 | Int nrow = getDataChunk( spectraF_, direction, flagtraUC_, rflagUI_, weight ) ; |
---|
| 1235 | if ( nrow < nchunk_ ) { |
---|
| 1236 | spectra.resize( spectraF_.shape() ) ; |
---|
| 1237 | flagtra.resize( flagtraUC_.shape() ) ; |
---|
| 1238 | rflag.resize( rflagUI_.shape() ) ; |
---|
| 1239 | } |
---|
| 1240 | double t0, t1 ; |
---|
| 1241 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 1242 | convertArray( spectra, spectraF_ ) ; |
---|
| 1243 | toInt( flagtraUC_, flagtra ) ; |
---|
| 1244 | toInt( rflagUI_, rflag ) ; |
---|
| 1245 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 1246 | eToInt = t1 - t0 ; |
---|
| 1247 | |
---|
| 1248 | return nrow ; |
---|
| 1249 | } |
---|
| 1250 | |
---|
| 1251 | #if 0 |
---|
[2379] | 1252 | Int STGrid::getDataChunk( Array<Complex> &spectra, |
---|
| 1253 | Array<Double> &direction, |
---|
| 1254 | Array<Int> &flagtra, |
---|
| 1255 | Array<Int> &rflag, |
---|
| 1256 | Array<Float> &weight ) |
---|
[2378] | 1257 | { |
---|
[2385] | 1258 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ; |
---|
[2381] | 1259 | Int nrow = getDataChunk( spectraF_, direction, flagtraUC_, rflagUI_, weight ) ; |
---|
[2383] | 1260 | if ( nrow < nchunk_ ) { |
---|
| 1261 | spectra.resize( spectraF_.shape() ) ; |
---|
| 1262 | flagtra.resize( flagtraUC_.shape() ) ; |
---|
| 1263 | rflag.resize( rflagUI_.shape() ) ; |
---|
| 1264 | } |
---|
[2381] | 1265 | double t0, t1 ; |
---|
| 1266 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 1267 | convertArray( spectra, spectraF_ ) ; |
---|
[2382] | 1268 | toInt( flagtraUC_, flagtra ) ; |
---|
| 1269 | toInt( rflagUI_, rflag ) ; |
---|
[2381] | 1270 | t1 = mathutil::gettimeofday_sec() ; |
---|
[2384] | 1271 | eToInt = t1 - t0 ; |
---|
[2381] | 1272 | |
---|
[2379] | 1273 | return nrow ; |
---|
[2378] | 1274 | } |
---|
[2393] | 1275 | #endif |
---|
[2378] | 1276 | |
---|
[2379] | 1277 | Int STGrid::getDataChunk( Array<Float> &spectra, |
---|
| 1278 | Array<Double> &direction, |
---|
| 1279 | Array<uChar> &flagtra, |
---|
| 1280 | Array<uInt> &rflag, |
---|
| 1281 | Array<Float> &weight ) |
---|
[2375] | 1282 | { |
---|
[2379] | 1283 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ; |
---|
[2383] | 1284 | Int nrow = spectra.shape()[1] ; |
---|
| 1285 | Int remainingRow = nrow_ - nprocessed_ ; |
---|
| 1286 | if ( remainingRow < nrow ) { |
---|
| 1287 | nrow = remainingRow ; |
---|
| 1288 | IPosition mshape( 2, nchan_, nrow ) ; |
---|
| 1289 | IPosition vshape( 1, nrow ) ; |
---|
| 1290 | spectra.resize( mshape ) ; |
---|
| 1291 | flagtra.resize( mshape ) ; |
---|
| 1292 | direction.resize( IPosition(2,2,nrow) ) ; |
---|
| 1293 | rflag.resize( vshape ) ; |
---|
| 1294 | weight.resize( mshape ) ; |
---|
[2379] | 1295 | } |
---|
[2383] | 1296 | // 2011/12/22 TN |
---|
| 1297 | // tsys shares its storage with weight |
---|
| 1298 | Array<Float> tsys( weight ) ; |
---|
| 1299 | Array<Double> tint( rflag.shape() ) ; |
---|
[2380] | 1300 | |
---|
[2383] | 1301 | Vector<uInt> rflagVec( rflag ) ; |
---|
| 1302 | Vector<Double> tintVec( tint ) ; |
---|
[2379] | 1303 | |
---|
[2383] | 1304 | RefRows rows( nprocessed_, nprocessed_+nrow-1, 1 ) ; |
---|
[2386] | 1305 | //os<<LogIO::DEBUGGING<<"nprocessed_="<<nprocessed_<<": rows.nrows()="<<rows.nrows()<<LogIO::POST ; |
---|
[2383] | 1306 | spectraCol_.getColumnCells( rows, spectra ) ; |
---|
| 1307 | flagtraCol_.getColumnCells( rows, flagtra ) ; |
---|
| 1308 | directionCol_.getColumnCells( rows, direction ) ; |
---|
| 1309 | flagRowCol_.getColumnCells( rows, rflagVec ) ; |
---|
| 1310 | intervalCol_.getColumnCells( rows, tintVec ) ; |
---|
| 1311 | Vector<Float> tsysTemp = tsysCol_( nprocessed_ ) ; |
---|
| 1312 | if ( tsysTemp.nelements() == (uInt)nchan_ ) |
---|
| 1313 | tsysCol_.getColumnCells( rows, tsys ) ; |
---|
| 1314 | else |
---|
| 1315 | tsys = tsysTemp[0] ; |
---|
[2385] | 1316 | |
---|
[2384] | 1317 | double t0,t1 ; |
---|
| 1318 | t0 = mathutil::gettimeofday_sec() ; |
---|
[2379] | 1319 | getWeight( weight, tsys, tint ) ; |
---|
[2384] | 1320 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 1321 | eGetWeight += t1-t0 ; |
---|
[2379] | 1322 | |
---|
| 1323 | nprocessed_ += nrow ; |
---|
| 1324 | |
---|
| 1325 | return nrow ; |
---|
| 1326 | } |
---|
| 1327 | |
---|
| 1328 | void STGrid::setupArray() |
---|
| 1329 | { |
---|
[2376] | 1330 | LogIO os( LogOrigin("STGrid","setupArray",WHERE) ) ; |
---|
[2390] | 1331 | ROScalarColumn<uInt> polnoCol( tableList_[0], "POLNO" ) ; |
---|
[2371] | 1332 | Vector<uInt> pols = polnoCol.getColumn() ; |
---|
[2376] | 1333 | //os << pols << LogIO::POST ; |
---|
[2371] | 1334 | Vector<uInt> pollistOrg ; |
---|
[2386] | 1335 | npolOrg_ = 0 ; |
---|
[2371] | 1336 | uInt polno ; |
---|
| 1337 | for ( uInt i = 0 ; i < polnoCol.nrow() ; i++ ) { |
---|
[2393] | 1338 | //polno = polnoCol( i ) ; |
---|
[2371] | 1339 | polno = pols( i ) ; |
---|
| 1340 | if ( allNE( pollistOrg, polno ) ) { |
---|
[2386] | 1341 | pollistOrg.resize( npolOrg_+1, True ) ; |
---|
| 1342 | pollistOrg[npolOrg_] = polno ; |
---|
| 1343 | npolOrg_++ ; |
---|
[2371] | 1344 | } |
---|
| 1345 | } |
---|
| 1346 | if ( pollist_.size() == 0 ) |
---|
| 1347 | pollist_ = pollistOrg ; |
---|
| 1348 | else { |
---|
| 1349 | Vector<uInt> newlist ; |
---|
| 1350 | uInt newsize = 0 ; |
---|
| 1351 | for ( uInt i = 0 ; i < pollist_.size() ; i++ ) { |
---|
| 1352 | if ( anyEQ( pollistOrg, pollist_[i] ) ) { |
---|
| 1353 | newlist.resize( newsize+1, True ) ; |
---|
| 1354 | newlist[newsize] = pollist_[i] ; |
---|
| 1355 | newsize++ ; |
---|
| 1356 | } |
---|
| 1357 | } |
---|
| 1358 | pollist_.assign( newlist ) ; |
---|
| 1359 | } |
---|
| 1360 | npol_ = pollist_.size() ; |
---|
| 1361 | if ( npol_ == 0 ) { |
---|
| 1362 | os << LogIO::SEVERE << "Empty pollist" << LogIO::EXCEPTION ; |
---|
| 1363 | } |
---|
[2390] | 1364 | rows_.resize( nfile_ ) ; |
---|
| 1365 | for ( uInt i = 0 ; i < nfile_ ; i++ ) { |
---|
| 1366 | rows_[i] = tableList_[i].nrow() / npolOrg_ ; |
---|
[2398] | 1367 | //if ( nrow_ < rows_[i] ) |
---|
| 1368 | // nrow_ = rows_[i] ; |
---|
[2390] | 1369 | } |
---|
| 1370 | flagtraCol_.attach( tableList_[0], "FLAGTRA" ) ; |
---|
| 1371 | nchan_ = flagtraCol_( 0 ).nelements() ; |
---|
[2371] | 1372 | // os << "npol_ = " << npol_ << "(" << pollist_ << ")" << endl |
---|
| 1373 | // << "nchan_ = " << nchan_ << endl |
---|
| 1374 | // << "nrow_ = " << nrow_ << LogIO::POST ; |
---|
| 1375 | } |
---|
| 1376 | |
---|
[2375] | 1377 | void STGrid::getWeight( Array<Float> &w, |
---|
[2382] | 1378 | Array<Float> &tsys, |
---|
| 1379 | Array<Double> &tint ) |
---|
| 1380 | { |
---|
[2383] | 1381 | LogIO os( LogOrigin("STGrid","getWeight",WHERE) ) ; |
---|
[2384] | 1382 | |
---|
[2382] | 1383 | // 2011/12/22 TN |
---|
| 1384 | // w (weight) and tsys share storage |
---|
| 1385 | IPosition refShape = tsys.shape() ; |
---|
| 1386 | Int nchan = refShape[0] ; |
---|
| 1387 | Int nrow = refShape[1] ; |
---|
| 1388 | // os << "nchan=" << nchan << ", nrow=" << nrow << LogIO::POST ; |
---|
| 1389 | // os << "w.shape()=" << w.shape() << endl |
---|
| 1390 | // << "tsys.shape()=" << tsys.shape() << endl |
---|
| 1391 | // << "tint.shape()=" << tint.shape() << LogIO::POST ; |
---|
| 1392 | |
---|
| 1393 | // set weight |
---|
| 1394 | if ( wtype_.compare( "UNIFORM" ) == 0 ) { |
---|
| 1395 | w = 1.0 ; |
---|
| 1396 | } |
---|
| 1397 | else if ( wtype_.compare( "TINT" ) == 0 ) { |
---|
| 1398 | Bool b0, b1 ; |
---|
| 1399 | Float *w_p = w.getStorage( b0 ) ; |
---|
| 1400 | Float *w0_p = w_p ; |
---|
| 1401 | const Double *ti_p = tint.getStorage( b1 ) ; |
---|
| 1402 | const Double *w1_p = ti_p ; |
---|
| 1403 | for ( Int irow = 0 ; irow < nrow ; irow++ ) { |
---|
| 1404 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) { |
---|
| 1405 | *w0_p = *w1_p ; |
---|
| 1406 | w0_p++ ; |
---|
| 1407 | } |
---|
| 1408 | w1_p++ ; |
---|
| 1409 | } |
---|
| 1410 | w.putStorage( w_p, b0 ) ; |
---|
| 1411 | tint.freeStorage( ti_p, b1 ) ; |
---|
| 1412 | } |
---|
| 1413 | else if ( wtype_.compare( "TSYS" ) == 0 ) { |
---|
| 1414 | Bool b0 ; |
---|
| 1415 | Float *w_p = w.getStorage( b0 ) ; |
---|
| 1416 | Float *w0_p = w_p ; |
---|
| 1417 | for ( Int irow = 0 ; irow < nrow ; irow++ ) { |
---|
| 1418 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) { |
---|
| 1419 | Float temp = *w0_p ; |
---|
| 1420 | *w0_p = 1.0 / ( temp * temp ) ; |
---|
| 1421 | w0_p++ ; |
---|
| 1422 | } |
---|
| 1423 | } |
---|
| 1424 | w.putStorage( w_p, b0 ) ; |
---|
| 1425 | } |
---|
| 1426 | else if ( wtype_.compare( "TINTSYS" ) == 0 ) { |
---|
| 1427 | Bool b0, b1 ; |
---|
| 1428 | Float *w_p = w.getStorage( b0 ) ; |
---|
| 1429 | Float *w0_p = w_p ; |
---|
| 1430 | const Double *ti_p = tint.getStorage( b1 ) ; |
---|
| 1431 | const Double *w1_p = ti_p ; |
---|
| 1432 | for ( Int irow = 0 ; irow < nrow ; irow++ ) { |
---|
| 1433 | Float interval = *w1_p ; |
---|
| 1434 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) { |
---|
| 1435 | Float temp = *w0_p ; |
---|
| 1436 | *w0_p = interval / ( temp * temp ) ; |
---|
| 1437 | w0_p++ ; |
---|
| 1438 | } |
---|
| 1439 | w1_p++ ; |
---|
| 1440 | } |
---|
| 1441 | w.putStorage( w_p, b0 ) ; |
---|
| 1442 | tint.freeStorage( ti_p, b1 ) ; |
---|
| 1443 | } |
---|
| 1444 | else { |
---|
| 1445 | //LogIO os( LogOrigin("STGrid", "getWeight", WHERE) ) ; |
---|
| 1446 | //os << LogIO::WARN << "Unsupported weight type '" << wtype_ << "', apply UNIFORM weight" << LogIO::POST ; |
---|
| 1447 | w = 1.0 ; |
---|
| 1448 | } |
---|
| 1449 | } |
---|
| 1450 | |
---|
[2375] | 1451 | void STGrid::toInt( Array<uChar> &u, Array<Int> &v ) |
---|
[2356] | 1452 | { |
---|
[2375] | 1453 | uInt len = u.nelements() ; |
---|
[2356] | 1454 | Int *int_p = new Int[len] ; |
---|
| 1455 | Bool deleteIt ; |
---|
[2375] | 1456 | const uChar *data_p = u.getStorage( deleteIt ) ; |
---|
[2356] | 1457 | Int *i_p = int_p ; |
---|
| 1458 | const uChar *u_p = data_p ; |
---|
| 1459 | for ( uInt i = 0 ; i < len ; i++ ) { |
---|
| 1460 | *i_p = ( *u_p == 0 ) ? 0 : 1 ; |
---|
| 1461 | i_p++ ; |
---|
| 1462 | u_p++ ; |
---|
| 1463 | } |
---|
[2375] | 1464 | u.freeStorage( data_p, deleteIt ) ; |
---|
| 1465 | v.takeStorage( u.shape(), int_p, TAKE_OVER ) ; |
---|
[2356] | 1466 | } |
---|
| 1467 | |
---|
[2375] | 1468 | void STGrid::toInt( Array<uInt> &u, Array<Int> &v ) |
---|
[2356] | 1469 | { |
---|
[2375] | 1470 | uInt len = u.nelements() ; |
---|
[2356] | 1471 | Int *int_p = new Int[len] ; |
---|
| 1472 | Bool deleteIt ; |
---|
[2375] | 1473 | const uInt *data_p = u.getStorage( deleteIt ) ; |
---|
[2356] | 1474 | Int *i_p = int_p ; |
---|
| 1475 | const uInt *u_p = data_p ; |
---|
| 1476 | for ( uInt i = 0 ; i < len ; i++ ) { |
---|
| 1477 | *i_p = ( *u_p == 0 ) ? 0 : 1 ; |
---|
| 1478 | i_p++ ; |
---|
| 1479 | u_p++ ; |
---|
| 1480 | } |
---|
[2375] | 1481 | u.freeStorage( data_p, deleteIt ) ; |
---|
| 1482 | v.takeStorage( u.shape(), int_p, TAKE_OVER ) ; |
---|
[2356] | 1483 | } |
---|
| 1484 | |
---|
[2375] | 1485 | void STGrid::toPixel( Array<Double> &world, Array<Double> &pixel ) |
---|
[2356] | 1486 | { |
---|
[2359] | 1487 | // gridding will be done on (nx_+2*convSupport_) x (ny_+2*convSupport_) |
---|
| 1488 | // grid plane to avoid unexpected behavior on grid edge |
---|
[2375] | 1489 | Block<Double> pixc( 2 ) ; |
---|
| 1490 | pixc[0] = Double( nx_-1 ) * 0.5 ; |
---|
| 1491 | pixc[1] = Double( ny_-1 ) * 0.5 ; |
---|
| 1492 | // pixc[0] = Double( nx_+2*convSupport_-1 ) * 0.5 ; |
---|
| 1493 | // pixc[1] = Double( ny_+2*convSupport_-1 ) * 0.5 ; |
---|
[2356] | 1494 | uInt nrow = world.shape()[1] ; |
---|
[2375] | 1495 | Bool bw, bp ; |
---|
| 1496 | const Double *w_p = world.getStorage( bw ) ; |
---|
| 1497 | Double *p_p = pixel.getStorage( bp ) ; |
---|
| 1498 | const Double *ww_p = w_p ; |
---|
| 1499 | Double *wp_p = p_p ; |
---|
| 1500 | for ( uInt i = 0 ; i < nrow ; i++ ) { |
---|
| 1501 | *wp_p = pixc[0] + ( *ww_p - center_[0] ) / cellx_ ; |
---|
| 1502 | wp_p++ ; |
---|
| 1503 | ww_p++ ; |
---|
| 1504 | *wp_p = pixc[1] + ( *ww_p - center_[1] ) / celly_ ; |
---|
| 1505 | wp_p++ ; |
---|
| 1506 | ww_p++ ; |
---|
[2356] | 1507 | } |
---|
[2375] | 1508 | world.freeStorage( w_p, bw ) ; |
---|
| 1509 | pixel.putStorage( p_p, bp ) ; |
---|
[2356] | 1510 | } |
---|
| 1511 | |
---|
| 1512 | void STGrid::boxFunc( Vector<Float> &convFunc, Int &convSize ) |
---|
| 1513 | { |
---|
| 1514 | convFunc = 0.0 ; |
---|
| 1515 | for ( Int i = 0 ; i < convSize/2 ; i++ ) |
---|
| 1516 | convFunc(i) = 1.0 ; |
---|
| 1517 | } |
---|
| 1518 | |
---|
| 1519 | #define NEED_UNDERSCORES |
---|
| 1520 | #if defined(NEED_UNDERSCORES) |
---|
| 1521 | #define grdsf grdsf_ |
---|
| 1522 | #endif |
---|
| 1523 | extern "C" { |
---|
| 1524 | void grdsf(Double*, Double*); |
---|
| 1525 | } |
---|
| 1526 | void STGrid::spheroidalFunc( Vector<Float> &convFunc ) |
---|
| 1527 | { |
---|
| 1528 | convFunc = 0.0 ; |
---|
| 1529 | for ( Int i = 0 ; i < convSampling_*convSupport_ ; i++ ) { |
---|
| 1530 | Double nu = Double(i) / Double(convSupport_*convSampling_) ; |
---|
| 1531 | Double val ; |
---|
| 1532 | grdsf( &nu, &val ) ; |
---|
| 1533 | convFunc(i) = ( 1.0 - nu * nu ) * val ; |
---|
| 1534 | } |
---|
| 1535 | } |
---|
| 1536 | |
---|
| 1537 | void STGrid::gaussFunc( Vector<Float> &convFunc ) |
---|
| 1538 | { |
---|
| 1539 | convFunc = 0.0 ; |
---|
[2363] | 1540 | // HWHM of the Gaussian is convSupport_ / 4 |
---|
| 1541 | // To take into account Gaussian tail, kernel cutoff is set to 4 * HWHM |
---|
| 1542 | Int len = convSampling_ * convSupport_ ; |
---|
| 1543 | Double hwhm = len * 0.25 ; |
---|
| 1544 | for ( Int i = 0 ; i < len ; i++ ) { |
---|
[2356] | 1545 | Double val = Double(i) / hwhm ; |
---|
| 1546 | convFunc(i) = exp( -log(2)*val*val ) ; |
---|
| 1547 | } |
---|
| 1548 | } |
---|
| 1549 | |
---|
| 1550 | void STGrid::pbFunc( Vector<Float> &convFunc ) |
---|
| 1551 | { |
---|
| 1552 | convFunc = 0.0 ; |
---|
| 1553 | } |
---|
| 1554 | |
---|
| 1555 | void STGrid::setConvFunc( Vector<Float> &convFunc ) |
---|
| 1556 | { |
---|
| 1557 | convSupport_ = userSupport_ ; |
---|
| 1558 | if ( convType_ == "BOX" ) { |
---|
| 1559 | if ( convSupport_ < 0 ) |
---|
| 1560 | convSupport_ = 0 ; |
---|
| 1561 | Int convSize = convSampling_ * ( 2 * convSupport_ + 2 ) ; |
---|
| 1562 | convFunc.resize( convSize ) ; |
---|
| 1563 | boxFunc( convFunc, convSize ) ; |
---|
| 1564 | } |
---|
| 1565 | else if ( convType_ == "SF" ) { |
---|
| 1566 | if ( convSupport_ < 0 ) |
---|
| 1567 | convSupport_ = 3 ; |
---|
| 1568 | Int convSize = convSampling_ * ( 2 * convSupport_ + 2 ) ; |
---|
| 1569 | convFunc.resize( convSize ) ; |
---|
| 1570 | spheroidalFunc( convFunc ) ; |
---|
| 1571 | } |
---|
| 1572 | else if ( convType_ == "GAUSS" ) { |
---|
[2363] | 1573 | // to take into account Gaussian tail |
---|
[2356] | 1574 | if ( convSupport_ < 0 ) |
---|
[2363] | 1575 | convSupport_ = 12 ; // 3 * 4 |
---|
| 1576 | else { |
---|
| 1577 | convSupport_ = userSupport_ * 4 ; |
---|
| 1578 | } |
---|
[2356] | 1579 | Int convSize = convSampling_ * ( 2 * convSupport_ + 2 ) ; |
---|
| 1580 | convFunc.resize( convSize ) ; |
---|
| 1581 | gaussFunc( convFunc ) ; |
---|
| 1582 | } |
---|
[2359] | 1583 | else if ( convType_ == "PB" ) { |
---|
| 1584 | if ( convSupport_ < 0 ) |
---|
| 1585 | convSupport_ = 0 ; |
---|
[2356] | 1586 | pbFunc( convFunc ) ; |
---|
[2359] | 1587 | } |
---|
[2356] | 1588 | else { |
---|
| 1589 | throw AipsError( "Unsupported convolution function" ) ; |
---|
| 1590 | } |
---|
| 1591 | } |
---|
| 1592 | |
---|
| 1593 | string STGrid::saveData( string outfile ) |
---|
| 1594 | { |
---|
[2368] | 1595 | LogIO os( LogOrigin("STGrid", "saveData", WHERE) ) ; |
---|
| 1596 | double t0, t1 ; |
---|
| 1597 | t0 = mathutil::gettimeofday_sec() ; |
---|
| 1598 | |
---|
[2393] | 1599 | //Int polno = 0 ; |
---|
[2371] | 1600 | String outfile_ ; |
---|
[2356] | 1601 | if ( outfile.size() == 0 ) { |
---|
[2389] | 1602 | if ( infileList_[0].lastchar() == '/' ) { |
---|
| 1603 | outfile_ = infileList_[0].substr( 0, infileList_[0].size()-1 ) ; |
---|
[2356] | 1604 | } |
---|
| 1605 | else { |
---|
[2389] | 1606 | outfile_ = infileList_[0] ; |
---|
[2356] | 1607 | } |
---|
| 1608 | outfile_ += ".grid" ; |
---|
| 1609 | } |
---|
| 1610 | else { |
---|
| 1611 | outfile_ = outfile ; |
---|
| 1612 | } |
---|
[2371] | 1613 | Table tab ; |
---|
| 1614 | prepareTable( tab, outfile_ ) ; |
---|
[2356] | 1615 | IPosition dshape = data_.shape() ; |
---|
[2361] | 1616 | Int nrow = nx_ * ny_ * npol_ ; |
---|
| 1617 | tab.rwKeywordSet().define( "nPol", npol_ ) ; |
---|
[2360] | 1618 | tab.addRow( nrow ) ; |
---|
[2356] | 1619 | Vector<Double> cpix( 2 ) ; |
---|
| 1620 | cpix(0) = Double( nx_ - 1 ) * 0.5 ; |
---|
| 1621 | cpix(1) = Double( ny_ - 1 ) * 0.5 ; |
---|
| 1622 | Vector<Double> dir( 2 ) ; |
---|
| 1623 | ArrayColumn<Double> directionCol( tab, "DIRECTION" ) ; |
---|
| 1624 | ArrayColumn<Float> spectraCol( tab, "SPECTRA" ) ; |
---|
| 1625 | ScalarColumn<uInt> polnoCol( tab, "POLNO" ) ; |
---|
| 1626 | Int irow = 0 ; |
---|
[2371] | 1627 | Vector<Float> sp( nchan_ ) ; |
---|
| 1628 | Bool bsp, bdata ; |
---|
| 1629 | const Float *data_p = data_.getStorage( bdata ) ; |
---|
| 1630 | Float *wsp_p, *sp_p ; |
---|
| 1631 | const Float *wdata_p = data_p ; |
---|
| 1632 | long step = nx_ * ny_ * npol_ ; |
---|
| 1633 | long offset ; |
---|
[2356] | 1634 | for ( Int iy = 0 ; iy < ny_ ; iy++ ) { |
---|
[2371] | 1635 | dir(1) = center_(1) - ( cpix(1) - (Double)iy ) * celly_ ; |
---|
[2356] | 1636 | for ( Int ix = 0 ; ix < nx_ ; ix++ ) { |
---|
[2371] | 1637 | dir(0) = center_(0) - ( cpix(0) - (Double)ix ) * cellx_ ; |
---|
[2361] | 1638 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) { |
---|
[2371] | 1639 | offset = ix + iy * nx_ + ipol * nx_ * ny_ ; |
---|
| 1640 | //os << "offset = " << offset << LogIO::POST ; |
---|
| 1641 | sp_p = sp.getStorage( bsp ) ; |
---|
| 1642 | wsp_p = sp_p ; |
---|
| 1643 | wdata_p = data_p + offset ; |
---|
| 1644 | for ( Int ichan = 0 ; ichan < nchan_ ; ichan++ ) { |
---|
| 1645 | *wsp_p = *wdata_p ; |
---|
| 1646 | wsp_p++ ; |
---|
| 1647 | wdata_p += step ; |
---|
| 1648 | } |
---|
| 1649 | sp.putStorage( sp_p, bsp ) ; |
---|
[2356] | 1650 | spectraCol.put( irow, sp ) ; |
---|
| 1651 | directionCol.put( irow, dir ) ; |
---|
[2360] | 1652 | polnoCol.put( irow, pollist_[ipol] ) ; |
---|
[2356] | 1653 | irow++ ; |
---|
| 1654 | } |
---|
| 1655 | } |
---|
| 1656 | } |
---|
[2371] | 1657 | data_.freeStorage( data_p, bdata ) ; |
---|
[2368] | 1658 | |
---|
| 1659 | t1 = mathutil::gettimeofday_sec() ; |
---|
| 1660 | os << "saveData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ; |
---|
[2374] | 1661 | |
---|
[2413] | 1662 | fillMainColumns( tab ) ; |
---|
| 1663 | |
---|
[2356] | 1664 | return outfile_ ; |
---|
| 1665 | } |
---|
| 1666 | |
---|
[2371] | 1667 | void STGrid::prepareTable( Table &tab, String &name ) |
---|
| 1668 | { |
---|
[2389] | 1669 | Table t( infileList_[0], Table::Old ) ; |
---|
[2371] | 1670 | t.deepCopy( name, Table::New, False, t.endianFormat(), True ) ; |
---|
| 1671 | tab = Table( name, Table::Update ) ; |
---|
[2405] | 1672 | // 2012/02/13 TN |
---|
| 1673 | // explicitly copy subtables since no rows including subtables are |
---|
| 1674 | // copied by Table::deepCopy with noRows=True |
---|
| 1675 | TableCopy::copySubTables( tab, t ) ; |
---|
[2356] | 1676 | } |
---|
[2379] | 1677 | |
---|
[2413] | 1678 | void STGrid::fillMainColumns( Table &tab ) |
---|
| 1679 | { |
---|
[2414] | 1680 | // values for fill |
---|
[2413] | 1681 | Table t( infileList_[0], Table::Old ) ; |
---|
| 1682 | Table tsel = t( t.col( "IFNO" ) == (uInt)ifno_, 1 ) ; |
---|
[2414] | 1683 | ROTableRow row( tsel ) ; |
---|
[2413] | 1684 | row.get( 0 ) ; |
---|
| 1685 | const TableRecord &rec = row.record() ; |
---|
| 1686 | uInt freqId = rec.asuInt( "FREQ_ID" ) ; |
---|
[2414] | 1687 | Vector<Float> defaultTsys( 1, 1.0 ) ; |
---|
| 1688 | // @todo how to set flagtra for gridded spectra? |
---|
| 1689 | Vector<uChar> flagtra = rec.asArrayuChar( "FLAGTRA" ) ; |
---|
| 1690 | flagtra = (uChar)0 ; |
---|
| 1691 | |
---|
| 1692 | // fill columns |
---|
[2413] | 1693 | Int nrow = tab.nrow() ; |
---|
| 1694 | ScalarColumn<uInt> ifnoCol( tab, "IFNO" ) ; |
---|
| 1695 | ScalarColumn<uInt> freqIdCol( tab, "FREQ_ID" ) ; |
---|
[2414] | 1696 | ArrayColumn<uChar> flagtraCol( tab, "FLAGTRA" ) ; |
---|
| 1697 | ArrayColumn<Float> tsysCol( tab, "TSYS" ) ; |
---|
[2413] | 1698 | for ( Int i = 0 ; i < nrow ; i++ ) { |
---|
| 1699 | ifnoCol.put( i, (uInt)ifno_ ) ; |
---|
| 1700 | freqIdCol.put( i, freqId ) ; |
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[2414] | 1701 | flagtraCol.put( i, flagtra ) ; |
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| 1702 | tsysCol.put( i, defaultTsys ) ; |
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[2413] | 1703 | } |
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[2371] | 1704 | } |
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[2413] | 1705 | |
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| 1706 | } |
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