[300] | 1 | // ----------------------------------------------------------------------- |
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| 2 | // detection.cc : Member functions for the Detection class. |
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| 3 | // ----------------------------------------------------------------------- |
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| 4 | // Copyright (C) 2006, Matthew Whiting, ATNF |
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| 5 | // |
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| 6 | // This program is free software; you can redistribute it and/or modify it |
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| 7 | // under the terms of the GNU General Public License as published by the |
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| 8 | // Free Software Foundation; either version 2 of the License, or (at your |
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| 9 | // option) any later version. |
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| 10 | // |
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| 11 | // Duchamp is distributed in the hope that it will be useful, but WITHOUT |
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| 12 | // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| 13 | // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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| 14 | // for more details. |
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| 15 | // |
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| 16 | // You should have received a copy of the GNU General Public License |
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| 17 | // along with Duchamp; if not, write to the Free Software Foundation, |
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| 18 | // Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA |
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| 19 | // |
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| 20 | // Correspondence concerning Duchamp may be directed to: |
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| 21 | // Internet email: Matthew.Whiting [at] atnf.csiro.au |
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| 22 | // Postal address: Dr. Matthew Whiting |
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| 23 | // Australia Telescope National Facility, CSIRO |
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| 24 | // PO Box 76 |
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| 25 | // Epping NSW 1710 |
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| 26 | // AUSTRALIA |
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| 27 | // ----------------------------------------------------------------------- |
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[3] | 28 | #include <iostream> |
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| 29 | #include <iomanip> |
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| 30 | #include <vector> |
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| 31 | #include <string> |
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[394] | 32 | #include <wcslib/wcs.h> |
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[69] | 33 | #include <math.h> |
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[393] | 34 | #include <duchamp/duchamp.hh> |
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| 35 | #include <duchamp/param.hh> |
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| 36 | #include <duchamp/fitsHeader.hh> |
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| 37 | #include <duchamp/Utils/utils.hh> |
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| 38 | #include <duchamp/PixelMap/Voxel.hh> |
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[532] | 39 | #include <duchamp/PixelMap/ChanMap.hh> |
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[393] | 40 | #include <duchamp/PixelMap/Object3D.hh> |
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| 41 | #include <duchamp/Detection/detection.hh> |
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[463] | 42 | #include <duchamp/Cubes/cubeUtils.hh> |
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[3] | 43 | |
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[258] | 44 | using namespace PixelInfo; |
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| 45 | |
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[378] | 46 | namespace duchamp |
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[365] | 47 | { |
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| 48 | |
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[218] | 49 | |
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[378] | 50 | Detection::Detection() |
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| 51 | { |
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| 52 | this->flagWCS=false; |
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| 53 | this->negSource = false; |
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| 54 | this->flagText=""; |
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[468] | 55 | this->totalFlux = this->peakFlux = this->intFlux = 0.; |
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[378] | 56 | this->centreType="centroid"; |
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[468] | 57 | this->id = -1; |
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| 58 | this->raS = this->decS = ""; |
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| 59 | this->ra = this->dec = this->vel = 0.; |
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| 60 | this->raWidth = this->decWidth = 0.; |
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[473] | 61 | this->majorAxis = this->minorAxis = this->posang = 0.; |
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[465] | 62 | this->w20 = this->w50 = this->velWidth = 0.; |
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[378] | 63 | } |
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[218] | 64 | |
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[378] | 65 | Detection::Detection(const Detection& d) |
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| 66 | { |
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| 67 | operator=(d); |
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| 68 | } |
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[218] | 69 | |
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[378] | 70 | Detection& Detection::operator= (const Detection& d) |
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| 71 | { |
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| 72 | if(this == &d) return *this; |
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| 73 | this->pixelArray = d.pixelArray; |
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| 74 | this->xSubOffset = d.xSubOffset; |
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| 75 | this->ySubOffset = d.ySubOffset; |
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| 76 | this->zSubOffset = d.zSubOffset; |
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| 77 | this->totalFlux = d.totalFlux; |
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[461] | 78 | this->intFlux = d.intFlux; |
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[378] | 79 | this->peakFlux = d.peakFlux; |
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| 80 | this->xpeak = d.xpeak; |
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| 81 | this->ypeak = d.ypeak; |
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| 82 | this->zpeak = d.zpeak; |
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| 83 | this->peakSNR = d.peakSNR; |
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| 84 | this->xCentroid = d.xCentroid; |
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| 85 | this->yCentroid = d.yCentroid; |
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| 86 | this->zCentroid = d.zCentroid; |
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| 87 | this->centreType = d.centreType; |
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| 88 | this->negSource = d.negSource; |
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| 89 | this->flagText = d.flagText; |
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| 90 | this->id = d.id; |
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| 91 | this->name = d.name; |
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| 92 | this->flagWCS = d.flagWCS; |
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| 93 | this->specOK = d.specOK; |
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| 94 | this->raS = d.raS; |
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| 95 | this->decS = d.decS; |
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| 96 | this->ra = d.ra; |
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[461] | 97 | this->dec = d.dec; |
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| 98 | this->raWidth = d.raWidth; |
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[378] | 99 | this->decWidth = d.decWidth; |
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[473] | 100 | this->majorAxis = d.majorAxis; |
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| 101 | this->minorAxis = d.minorAxis; |
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| 102 | this->posang = d.posang; |
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[378] | 103 | this->specUnits = d.specUnits; |
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| 104 | this->fluxUnits = d.fluxUnits; |
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| 105 | this->intFluxUnits = d.intFluxUnits; |
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[461] | 106 | this->lngtype = d.lngtype; |
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| 107 | this->lattype = d.lattype; |
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[378] | 108 | this->vel = d.vel; |
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| 109 | this->velWidth = d.velWidth; |
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| 110 | this->velMin = d.velMin; |
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| 111 | this->velMax = d.velMax; |
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[463] | 112 | this->w20 = d.w20; |
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| 113 | this->v20min = d.v20min; |
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| 114 | this->v20max = d.v20max; |
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| 115 | this->w50 = d.w50; |
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| 116 | this->v50min = d.v50min; |
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| 117 | this->v50max = d.v50max; |
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[378] | 118 | this->posPrec = d.posPrec; |
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| 119 | this->xyzPrec = d.xyzPrec; |
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| 120 | this->fintPrec = d.fintPrec; |
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| 121 | this->fpeakPrec = d.fpeakPrec; |
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[461] | 122 | this->velPrec = d.velPrec; |
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[378] | 123 | this->snrPrec = d.snrPrec; |
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| 124 | return *this; |
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| 125 | } |
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[3] | 126 | |
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[378] | 127 | //-------------------------------------------------------------------- |
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[258] | 128 | |
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[417] | 129 | bool Detection::voxelListsMatch(std::vector<Voxel> voxelList) |
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| 130 | { |
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[528] | 131 | /// @details |
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| 132 | /// A test to see whether there is a 1-1 correspondence between |
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| 133 | /// the given list of Voxels and the voxel positions contained in |
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| 134 | /// this Detection's pixel list. No testing of the fluxes of the |
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| 135 | /// Voxels is done. |
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| 136 | /// |
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| 137 | /// \param voxelList The std::vector list of Voxels to be tested. |
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[417] | 138 | |
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| 139 | bool listsMatch = true; |
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| 140 | // compare sizes |
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| 141 | listsMatch = listsMatch && (voxelList.size() == this->getSize()); |
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| 142 | if(!listsMatch) return listsMatch; |
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| 143 | |
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[463] | 144 | // make sure all Detection pixels are in voxel list |
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| 145 | listsMatch = listsMatch && this->voxelListCovered(voxelList); |
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| 146 | |
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[417] | 147 | // make sure all voxels are in Detection |
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[536] | 148 | for(uint i=0;i<voxelList.size();i++) |
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[417] | 149 | listsMatch = listsMatch && this->pixelArray.isInObject(voxelList[i]); |
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[463] | 150 | |
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| 151 | return listsMatch; |
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| 152 | |
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| 153 | } |
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| 154 | //-------------------------------------------------------------------- |
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| 155 | |
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| 156 | //-------------------------------------------------------------------- |
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| 157 | |
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| 158 | bool Detection::voxelListCovered(std::vector<Voxel> voxelList) |
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| 159 | { |
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[528] | 160 | /// @details |
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| 161 | /// A test to see whether the given list of Voxels contains each |
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| 162 | /// position in this Detection's pixel list. It does not look for |
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| 163 | /// a 1-1 correspondence: the given list can be a super-set of the |
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| 164 | /// Detection. No testing of the fluxes of the Voxels is done. |
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| 165 | /// |
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| 166 | /// \param voxelList The std::vector list of Voxels to be tested. |
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[463] | 167 | |
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| 168 | bool listsMatch = true; |
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| 169 | |
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[417] | 170 | // make sure all Detection pixels are in voxel list |
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[418] | 171 | int v1=0, mysize=this->getSize(); |
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| 172 | while(listsMatch && v1<mysize){ |
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[417] | 173 | bool inList = false; |
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[536] | 174 | uint v2=0; |
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[417] | 175 | Voxel test = this->getPixel(v1); |
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| 176 | while(!inList && v2<voxelList.size()){ |
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[418] | 177 | inList = inList || test.match(voxelList[v2]); |
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[417] | 178 | v2++; |
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| 179 | } |
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| 180 | listsMatch = listsMatch && inList; |
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[418] | 181 | v1++; |
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[417] | 182 | } |
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| 183 | |
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| 184 | return listsMatch; |
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| 185 | |
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| 186 | } |
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| 187 | //-------------------------------------------------------------------- |
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| 188 | |
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| 189 | void Detection::calcFluxes(std::vector<Voxel> voxelList) |
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| 190 | { |
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[528] | 191 | /// @details |
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| 192 | /// A function that calculates total & peak fluxes (and the location |
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| 193 | /// of the peak flux) for a Detection. |
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| 194 | /// |
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| 195 | /// \param fluxArray The array of flux values to calculate the |
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| 196 | /// flux parameters from. |
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| 197 | /// \param dim The dimensions of the flux array. |
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[417] | 198 | |
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| 199 | this->totalFlux = this->peakFlux = 0; |
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| 200 | this->xCentroid = this->yCentroid = this->zCentroid = 0.; |
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| 201 | |
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| 202 | // first check that the voxel list and the Detection's pixel list |
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| 203 | // have a 1-1 correspondence |
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| 204 | |
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[463] | 205 | if(!this->voxelListCovered(voxelList)){ |
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[417] | 206 | duchampError("Detection::calcFluxes","Voxel list provided does not match"); |
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| 207 | return; |
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| 208 | } |
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| 209 | |
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[536] | 210 | for(uint i=0;i<voxelList.size();i++) { |
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[463] | 211 | if(this->pixelArray.isInObject(voxelList[i])){ |
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| 212 | long x = voxelList[i].getX(); |
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| 213 | long y = voxelList[i].getY(); |
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| 214 | long z = voxelList[i].getZ(); |
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| 215 | float f = voxelList[i].getF(); |
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| 216 | this->totalFlux += f; |
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| 217 | this->xCentroid += x*f; |
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| 218 | this->yCentroid += y*f; |
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| 219 | this->zCentroid += z*f; |
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| 220 | if( (i==0) || //first time round |
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| 221 | (this->negSource&&(f<this->peakFlux)) || |
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| 222 | (!this->negSource&&(f>this->peakFlux)) ) |
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| 223 | { |
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| 224 | this->peakFlux = f; |
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| 225 | this->xpeak = x; |
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| 226 | this->ypeak = y; |
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| 227 | this->zpeak = z; |
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| 228 | } |
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| 229 | } |
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[417] | 230 | } |
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| 231 | |
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| 232 | this->xCentroid /= this->totalFlux; |
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| 233 | this->yCentroid /= this->totalFlux; |
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| 234 | this->zCentroid /= this->totalFlux; |
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| 235 | } |
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| 236 | //-------------------------------------------------------------------- |
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| 237 | |
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[378] | 238 | void Detection::calcFluxes(float *fluxArray, long *dim) |
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| 239 | { |
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[528] | 240 | /// @details |
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| 241 | /// A function that calculates total & peak fluxes (and the location |
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| 242 | /// of the peak flux) for a Detection. |
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| 243 | /// |
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| 244 | /// \param fluxArray The array of flux values to calculate the |
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| 245 | /// flux parameters from. |
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| 246 | /// \param dim The dimensions of the flux array. |
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[258] | 247 | |
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[378] | 248 | this->totalFlux = this->peakFlux = 0; |
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| 249 | this->xCentroid = this->yCentroid = this->zCentroid = 0.; |
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| 250 | |
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[473] | 251 | std::vector<Voxel> voxList = this->pixelArray.getPixelSet(); |
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| 252 | std::vector<Voxel>::iterator vox=voxList.begin(); |
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| 253 | for(;vox<voxList.end();vox++){ |
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[378] | 254 | |
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[473] | 255 | long x=vox->getX(); |
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| 256 | long y=vox->getY(); |
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| 257 | long z=vox->getZ(); |
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| 258 | long ind = vox->arrayIndex(dim); |
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| 259 | float f = fluxArray[ind]; |
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| 260 | this->totalFlux += f; |
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| 261 | this->xCentroid += x*f; |
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| 262 | this->yCentroid += y*f; |
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| 263 | this->zCentroid += z*f; |
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| 264 | if( (vox==voxList.begin()) || |
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| 265 | (this->negSource&&(f<this->peakFlux)) || |
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| 266 | (!this->negSource&&(f>this->peakFlux)) ) |
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| 267 | { |
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| 268 | this->peakFlux = f; |
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| 269 | this->xpeak = x; |
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| 270 | this->ypeak = y; |
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| 271 | this->zpeak = z; |
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[378] | 272 | } |
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[473] | 273 | |
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[45] | 274 | } |
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[378] | 275 | |
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| 276 | this->xCentroid /= this->totalFlux; |
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| 277 | this->yCentroid /= this->totalFlux; |
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| 278 | this->zCentroid /= this->totalFlux; |
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[263] | 279 | } |
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[378] | 280 | //-------------------------------------------------------------------- |
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[263] | 281 | |
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[417] | 282 | void Detection::calcWCSparams(FitsHeader &head) |
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[378] | 283 | { |
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[528] | 284 | /// @details |
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| 285 | /// Use the input wcs to calculate the position and velocity |
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| 286 | /// information for the Detection. |
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| 287 | /// Quantities calculated: |
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| 288 | /// <ul><li> RA: ra [deg], ra (string), ra width. |
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| 289 | /// <li> Dec: dec [deg], dec (string), dec width. |
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| 290 | /// <li> Vel: vel [km/s], min & max vel, vel width. |
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| 291 | /// <li> coord type for all three axes, nuRest, |
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| 292 | /// <li> name (IAU-style, in equatorial or Galactic) |
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| 293 | /// </ul> |
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| 294 | /// |
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| 295 | /// Note that the regular parameters are NOT recalculated! |
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| 296 | /// |
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| 297 | /// \param head FitsHeader object that contains the WCS information. |
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[3] | 298 | |
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[378] | 299 | if(head.isWCS()){ |
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[3] | 300 | |
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[378] | 301 | double *pixcrd = new double[15]; |
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| 302 | double *world = new double[15]; |
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| 303 | /* |
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| 304 | define a five-point array in 3D: |
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| 305 | (x,y,z), (x,y,z1), (x,y,z2), (x1,y1,z), (x2,y2,z) |
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| 306 | [note: x = central point, x1 = minimum x, x2 = maximum x etc.] |
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| 307 | and convert to world coordinates. |
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| 308 | */ |
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| 309 | pixcrd[0] = pixcrd[3] = pixcrd[6] = this->getXcentre(); |
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| 310 | pixcrd[9] = this->getXmin()-0.5; |
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| 311 | pixcrd[12] = this->getXmax()+0.5; |
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| 312 | pixcrd[1] = pixcrd[4] = pixcrd[7] = this->getYcentre(); |
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| 313 | pixcrd[10] = this->getYmin()-0.5; |
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| 314 | pixcrd[13] = this->getYmax()+0.5; |
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| 315 | pixcrd[2] = pixcrd[11] = pixcrd[14] = this->getZcentre(); |
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| 316 | pixcrd[5] = this->getZmin(); |
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| 317 | pixcrd[8] = this->getZmax(); |
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| 318 | int flag = head.pixToWCS(pixcrd, world, 5); |
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| 319 | delete [] pixcrd; |
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| 320 | if(flag!=0) duchampError("calcWCSparams", |
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| 321 | "Error in calculating the WCS for this object.\n"); |
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| 322 | else{ |
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[60] | 323 | |
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[378] | 324 | // world now has the WCS coords for the five points |
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| 325 | // -- use this to work out WCS params |
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[22] | 326 | |
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[378] | 327 | this->specOK = head.canUseThirdAxis(); |
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| 328 | this->lngtype = head.WCS().lngtyp; |
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| 329 | this->lattype = head.WCS().lattyp; |
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| 330 | this->specUnits = head.getSpectralUnits(); |
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| 331 | this->fluxUnits = head.getFluxUnits(); |
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| 332 | // if fluxUnits are eg. Jy/beam, make intFluxUnits = Jy km/s |
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| 333 | this->intFluxUnits = head.getIntFluxUnits(); |
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| 334 | this->ra = world[0]; |
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| 335 | this->dec = world[1]; |
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| 336 | this->raS = decToDMS(this->ra, this->lngtype); |
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| 337 | this->decS = decToDMS(this->dec,this->lattype); |
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| 338 | this->raWidth = angularSeparation(world[9],world[1], |
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| 339 | world[12],world[1]) * 60.; |
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| 340 | this->decWidth = angularSeparation(world[0],world[10], |
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| 341 | world[0],world[13]) * 60.; |
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[473] | 342 | |
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| 343 | Object2D spatMap = this->pixelArray.getSpatialMap(); |
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| 344 | std::pair<double,double> axes = spatMap.getPrincipleAxes(); |
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| 345 | this->majorAxis = std::max(axes.first,axes.second) * head.getAvPixScale(); |
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| 346 | this->minorAxis = std::min(axes.first,axes.second) * head.getAvPixScale(); |
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| 347 | this->posang = spatMap.getPositionAngle() * 180. / M_PI; |
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| 348 | |
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[378] | 349 | this->name = head.getIAUName(this->ra, this->dec); |
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| 350 | this->vel = head.specToVel(world[2]); |
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| 351 | this->velMin = head.specToVel(world[5]); |
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| 352 | this->velMax = head.specToVel(world[8]); |
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| 353 | this->velWidth = fabs(this->velMax - this->velMin); |
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[3] | 354 | |
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[417] | 355 | // this->calcIntegFlux(fluxArray,dim,head); |
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[129] | 356 | |
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[378] | 357 | this->flagWCS = true; |
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| 358 | } |
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| 359 | delete [] world; |
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| 360 | |
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[270] | 361 | } |
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[103] | 362 | } |
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[378] | 363 | //-------------------------------------------------------------------- |
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[3] | 364 | |
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[417] | 365 | void Detection::calcIntegFlux(std::vector<Voxel> voxelList, FitsHeader &head) |
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| 366 | { |
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[528] | 367 | /// @details |
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| 368 | /// Uses the input WCS to calculate the velocity-integrated flux, |
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| 369 | /// putting velocity in units of km/s. |
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| 370 | /// The fluxes used are taken from the Voxels, rather than an |
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| 371 | /// array of flux values. |
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| 372 | /// Integrates over full spatial and velocity range as given |
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| 373 | /// by the extrema calculated by calcWCSparams. |
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| 374 | /// |
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| 375 | /// If the flux units end in "/beam" (eg. Jy/beam), then the flux is |
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| 376 | /// corrected by the beam size (in pixels). This is done by |
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| 377 | /// multiplying the integrated flux by the number of spatial pixels, |
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| 378 | /// and dividing by the beam size in pixels (e.g. Jy/beam * pix / |
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| 379 | /// pix/beam --> Jy) |
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| 380 | /// |
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| 381 | /// \param voxelList The list of Voxels with flux information |
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| 382 | /// \param head FitsHeader object that contains the WCS information. |
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[417] | 383 | |
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[463] | 384 | const int border = 1; |
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| 385 | |
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| 386 | if(!this->voxelListCovered(voxelList)){ |
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[417] | 387 | duchampError("Detection::calcIntegFlux","Voxel list provided does not match"); |
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| 388 | return; |
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| 389 | } |
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| 390 | |
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[513] | 391 | // if(head.getNumAxes() > 2) { |
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| 392 | if(!head.is2D()){ |
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[417] | 393 | |
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| 394 | // include one pixel either side in each direction |
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[463] | 395 | long xsize = (this->getXmax()-this->getXmin()+border*2+1); |
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| 396 | long ysize = (this->getYmax()-this->getYmin()+border*2+1); |
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| 397 | long zsize = (this->getZmax()-this->getZmin()+border*2+1); |
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| 398 | long size = xsize*ysize*zsize; |
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[473] | 399 | std::vector <bool> isObj(size,false); |
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[463] | 400 | double *localFlux = new double[size]; |
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| 401 | for(int i=0;i<size;i++) localFlux[i]=0.; |
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[417] | 402 | |
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[536] | 403 | for(uint i=0;i<voxelList.size();i++){ |
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[463] | 404 | if(this->pixelArray.isInObject(voxelList[i])){ |
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| 405 | long x = voxelList[i].getX(); |
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| 406 | long y = voxelList[i].getY(); |
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| 407 | long z = voxelList[i].getZ(); |
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| 408 | long pos = (x-this->getXmin()+border) + (y-this->getYmin()+border)*xsize |
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| 409 | + (z-this->getZmin()+border)*xsize*ysize; |
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| 410 | localFlux[pos] = voxelList[i].getF(); |
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| 411 | isObj[pos] = true; |
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| 412 | } |
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[417] | 413 | } |
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| 414 | |
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| 415 | // work out the WCS coords for each pixel |
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[463] | 416 | double *world = new double[size]; |
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[417] | 417 | double xpt,ypt,zpt; |
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| 418 | for(int i=0;i<xsize*ysize*zsize;i++){ |
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[463] | 419 | xpt = double( this->getXmin() - border + i%xsize ); |
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| 420 | ypt = double( this->getYmin() - border + (i/xsize)%ysize ); |
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| 421 | zpt = double( this->getZmin() - border + i/(xsize*ysize) ); |
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[417] | 422 | world[i] = head.pixToVel(xpt,ypt,zpt); |
---|
| 423 | } |
---|
| 424 | |
---|
| 425 | double integrated = 0.; |
---|
| 426 | for(int pix=0; pix<xsize*ysize; pix++){ // loop over each spatial pixel. |
---|
| 427 | for(int z=0; z<zsize; z++){ |
---|
| 428 | int pos = z*xsize*ysize + pix; |
---|
| 429 | if(isObj[pos]){ // if it's an object pixel... |
---|
| 430 | double deltaVel; |
---|
| 431 | if(z==0) |
---|
| 432 | deltaVel = (world[pos+xsize*ysize] - world[pos]); |
---|
| 433 | else if(z==(zsize-1)) |
---|
| 434 | deltaVel = (world[pos] - world[pos-xsize*ysize]); |
---|
| 435 | else |
---|
| 436 | deltaVel = (world[pos+xsize*ysize] - world[pos-xsize*ysize]) / 2.; |
---|
| 437 | integrated += localFlux[pos] * fabs(deltaVel); |
---|
| 438 | } |
---|
| 439 | } |
---|
| 440 | } |
---|
| 441 | this->intFlux = integrated; |
---|
| 442 | |
---|
| 443 | delete [] world; |
---|
| 444 | delete [] localFlux; |
---|
| 445 | |
---|
[464] | 446 | calcVelWidths(voxelList,head); |
---|
| 447 | |
---|
[417] | 448 | } |
---|
| 449 | else // in this case there is just a 2D image. |
---|
| 450 | this->intFlux = this->totalFlux; |
---|
| 451 | |
---|
| 452 | if(head.isWCS()){ |
---|
| 453 | // correct for the beam size if the flux units string ends in "/beam" |
---|
[429] | 454 | if(head.needBeamSize()) this->intFlux /= head.getBeamSize(); |
---|
[417] | 455 | } |
---|
| 456 | |
---|
| 457 | } |
---|
| 458 | //-------------------------------------------------------------------- |
---|
| 459 | |
---|
[378] | 460 | void Detection::calcIntegFlux(float *fluxArray, long *dim, FitsHeader &head) |
---|
| 461 | { |
---|
[528] | 462 | /// @details |
---|
| 463 | /// Uses the input WCS to calculate the velocity-integrated flux, |
---|
| 464 | /// putting velocity in units of km/s. |
---|
| 465 | /// Integrates over full spatial and velocity range as given |
---|
| 466 | /// by the extrema calculated by calcWCSparams. |
---|
| 467 | /// |
---|
| 468 | /// If the flux units end in "/beam" (eg. Jy/beam), then the flux is |
---|
| 469 | /// corrected by the beam size (in pixels). This is done by |
---|
| 470 | /// multiplying the integrated flux by the number of spatial pixels, |
---|
| 471 | /// and dividing by the beam size in pixels (e.g. Jy/beam * pix / |
---|
| 472 | /// pix/beam --> Jy) |
---|
| 473 | /// |
---|
| 474 | /// \param fluxArray The array of flux values. |
---|
| 475 | /// \param dim The dimensions of the flux array. |
---|
| 476 | /// \param head FitsHeader object that contains the WCS information. |
---|
[3] | 477 | |
---|
[513] | 478 | // int numDim=0; |
---|
| 479 | // for(int i=0;i<3;i++) if(dim[i]>1) numDim++; |
---|
| 480 | // if(head.getNumAxes() > 2) { |
---|
| 481 | // if(numDim > 2) { |
---|
| 482 | if(!head.is2D()){ |
---|
[271] | 483 | |
---|
[378] | 484 | // include one pixel either side in each direction |
---|
| 485 | long xsize = (this->getXmax()-this->getXmin()+3); |
---|
| 486 | long ysize = (this->getYmax()-this->getYmin()+3); |
---|
| 487 | long zsize = (this->getZmax()-this->getZmin()+3); |
---|
[463] | 488 | long size = xsize*ysize*zsize; |
---|
[473] | 489 | std::vector <bool> isObj(size,false); |
---|
[463] | 490 | double *localFlux = new double[size]; |
---|
| 491 | for(int i=0;i<size;i++) localFlux[i]=0.; |
---|
[378] | 492 | // work out which pixels are object pixels |
---|
| 493 | for(int m=0; m<this->pixelArray.getNumChanMap(); m++){ |
---|
| 494 | ChanMap tempmap = this->pixelArray.getChanMap(m); |
---|
| 495 | long z = this->pixelArray.getChanMap(m).getZ(); |
---|
| 496 | for(int s=0; s<this->pixelArray.getChanMap(m).getNumScan(); s++){ |
---|
| 497 | long y = this->pixelArray.getChanMap(m).getScan(s).getY(); |
---|
| 498 | for(long x=this->pixelArray.getChanMap(m).getScan(s).getX(); |
---|
| 499 | x<=this->pixelArray.getChanMap(m).getScan(s).getXmax(); |
---|
| 500 | x++){ |
---|
| 501 | long pos = (x-this->getXmin()+1) + (y-this->getYmin()+1)*xsize |
---|
| 502 | + (z-this->getZmin()+1)*xsize*ysize; |
---|
| 503 | localFlux[pos] = fluxArray[x + y*dim[0] + z*dim[0]*dim[1]]; |
---|
| 504 | isObj[pos] = true; |
---|
| 505 | } |
---|
[271] | 506 | } |
---|
[258] | 507 | } |
---|
[22] | 508 | |
---|
[378] | 509 | // work out the WCS coords for each pixel |
---|
[463] | 510 | double *world = new double[size]; |
---|
[378] | 511 | double xpt,ypt,zpt; |
---|
| 512 | for(int i=0;i<xsize*ysize*zsize;i++){ |
---|
| 513 | xpt = double( this->getXmin() -1 + i%xsize ); |
---|
| 514 | ypt = double( this->getYmin() -1 + (i/xsize)%ysize ); |
---|
| 515 | zpt = double( this->getZmin() -1 + i/(xsize*ysize) ); |
---|
| 516 | world[i] = head.pixToVel(xpt,ypt,zpt); |
---|
| 517 | } |
---|
[3] | 518 | |
---|
[378] | 519 | double integrated = 0.; |
---|
| 520 | for(int pix=0; pix<xsize*ysize; pix++){ // loop over each spatial pixel. |
---|
| 521 | for(int z=0; z<zsize; z++){ |
---|
| 522 | int pos = z*xsize*ysize + pix; |
---|
| 523 | if(isObj[pos]){ // if it's an object pixel... |
---|
| 524 | double deltaVel; |
---|
| 525 | if(z==0) |
---|
| 526 | deltaVel = (world[pos+xsize*ysize] - world[pos]); |
---|
| 527 | else if(z==(zsize-1)) |
---|
| 528 | deltaVel = (world[pos] - world[pos-xsize*ysize]); |
---|
| 529 | else |
---|
| 530 | deltaVel = (world[pos+xsize*ysize] - world[pos-xsize*ysize]) / 2.; |
---|
| 531 | integrated += localFlux[pos] * fabs(deltaVel); |
---|
| 532 | } |
---|
[271] | 533 | } |
---|
[3] | 534 | } |
---|
[378] | 535 | this->intFlux = integrated; |
---|
| 536 | |
---|
[464] | 537 | delete [] world; |
---|
| 538 | delete [] localFlux; |
---|
[463] | 539 | |
---|
[464] | 540 | calcVelWidths(fluxArray, dim, head); |
---|
[463] | 541 | |
---|
[464] | 542 | } |
---|
| 543 | else // in this case there is just a 2D image. |
---|
| 544 | this->intFlux = this->totalFlux; |
---|
[463] | 545 | |
---|
[464] | 546 | if(head.isWCS()){ |
---|
| 547 | // correct for the beam size if the flux units string ends in "/beam" |
---|
| 548 | if(head.needBeamSize()) this->intFlux /= head.getBeamSize(); |
---|
| 549 | } |
---|
[463] | 550 | |
---|
[464] | 551 | } |
---|
| 552 | //-------------------------------------------------------------------- |
---|
| 553 | |
---|
| 554 | void Detection::calcVelWidths(std::vector<Voxel> voxelList, FitsHeader &head) |
---|
| 555 | { |
---|
[528] | 556 | /// @details |
---|
| 557 | /// Calculates the widths of the detection at 20% and 50% of the |
---|
| 558 | /// peak integrated flux. The procedure is as follows: first |
---|
| 559 | /// generate an integrated flux spectrum (using all given voxels |
---|
| 560 | /// that lie in the object's spatial map); find the peak; starting |
---|
| 561 | /// at the spectral edges of the detection, move in or out until |
---|
| 562 | /// you reach the 20% or 50% peak flux level. Linear interpolation |
---|
| 563 | /// between points is done. |
---|
| 564 | /// |
---|
| 565 | /// \param voxelList The list of Voxels with flux information |
---|
| 566 | /// \param head FitsHeader object that contains the WCS information. |
---|
[464] | 567 | |
---|
| 568 | const int border = 1; |
---|
| 569 | long zsize = (this->getZmax()-this->getZmin()+border*2+1); |
---|
| 570 | double xpt = double(this->getXcentre()); |
---|
| 571 | double ypt = double(this->getYcentre()); |
---|
| 572 | double zpt; |
---|
| 573 | |
---|
| 574 | float *intSpec = new float[zsize]; |
---|
| 575 | for(int i=0;i<zsize;i++) intSpec[i]=0; |
---|
| 576 | |
---|
| 577 | Object2D spatMap = this->pixelArray.getSpatialMap(); |
---|
| 578 | for(int s=0;s<spatMap.getNumScan();s++){ |
---|
[536] | 579 | for(uint i=0;i<voxelList.size();i++){ |
---|
[464] | 580 | if(spatMap.isInObject(voxelList[i])){ |
---|
| 581 | if(voxelList[i].getZ()>=this->getZmin()-border && |
---|
| 582 | voxelList[i].getZ()<=this->getZmax()+border) |
---|
| 583 | intSpec[voxelList[i].getZ()-this->getZmin()+1] += voxelList[i].getF(); |
---|
| 584 | } |
---|
[463] | 585 | } |
---|
[464] | 586 | } |
---|
| 587 | |
---|
| 588 | std::vector<std::pair<int,float> > goodPix; |
---|
| 589 | float peak; |
---|
| 590 | int peakLoc; |
---|
| 591 | for(int z=0;z<zsize;z++) { |
---|
| 592 | if(z==0 || peak<intSpec[z]){ |
---|
| 593 | peak = intSpec[z]; |
---|
| 594 | peakLoc = z; |
---|
[463] | 595 | } |
---|
[464] | 596 | goodPix.push_back(std::pair<int,float>(z,intSpec[z])); |
---|
| 597 | } |
---|
[463] | 598 | |
---|
[464] | 599 | // finding the 20% & 50% points. Start at the velmin & velmax |
---|
| 600 | // points. Then, if the int flux there is above the 20%/50% |
---|
| 601 | // limit, go out, otherwise go in. This is to deal with the |
---|
| 602 | // problems from double peaked sources. |
---|
[463] | 603 | |
---|
[464] | 604 | int z; |
---|
| 605 | bool goLeft; |
---|
| 606 | z=border; |
---|
| 607 | goLeft = intSpec[z]>peak*0.5; |
---|
| 608 | if(goLeft) while(z>0 && intSpec[z]>peak*0.5) z--; |
---|
| 609 | else while(z<peakLoc && intSpec[z]<peak*0.5) z++; |
---|
| 610 | if(z==0) this->v50min = this->velMin; |
---|
| 611 | else{ |
---|
| 612 | if(goLeft) zpt = z + (peak*0.5-intSpec[z])/(intSpec[z+1]-intSpec[z]) + this->getZmin() - border; |
---|
| 613 | else zpt = z - (peak*0.5-intSpec[z])/(intSpec[z-1]-intSpec[z]) + this->getZmin() - border; |
---|
| 614 | this->v50min = head.pixToVel(xpt,ypt,zpt); |
---|
| 615 | } |
---|
| 616 | z=this->getZmax()-this->getZmin(); |
---|
| 617 | goLeft = intSpec[z]<peak*0.5; |
---|
| 618 | if(goLeft) while(z>peakLoc && intSpec[z]<peak*0.5) z--; |
---|
| 619 | else while(z<zsize && intSpec[z]>peak*0.5) z++; |
---|
| 620 | if(z==zsize) this->v50max = this->velMax; |
---|
| 621 | else{ |
---|
| 622 | if(goLeft) zpt = z + (peak*0.5-intSpec[z])/(intSpec[z+1]-intSpec[z]) + this->getZmin() - border; |
---|
| 623 | else zpt = z - (peak*0.5-intSpec[z])/(intSpec[z-1]-intSpec[z]) + this->getZmin() - border; |
---|
| 624 | this->v50max = head.pixToVel(xpt,ypt,zpt); |
---|
| 625 | } |
---|
| 626 | z=border; |
---|
| 627 | goLeft = intSpec[z]>peak*0.5; |
---|
| 628 | if(goLeft) while(z>0 && intSpec[z]>peak*0.2) z--; |
---|
| 629 | else while(z<peakLoc && intSpec[z]<peak*0.2) z++; |
---|
| 630 | if(z==0) this->v20min = this->velMin; |
---|
| 631 | else{ |
---|
| 632 | if(goLeft) zpt = z + (peak*0.2-intSpec[z])/(intSpec[z+1]-intSpec[z]) + this->getZmin() - border; |
---|
| 633 | else zpt = z - (peak*0.2-intSpec[z])/(intSpec[z-1]-intSpec[z]) + this->getZmin() - border; |
---|
| 634 | this->v20min = head.pixToVel(xpt,ypt,zpt); |
---|
| 635 | } |
---|
| 636 | z=this->getZmax()-this->getZmin(); |
---|
| 637 | goLeft = intSpec[z]<peak*0.5; |
---|
| 638 | if(goLeft) while(z>peakLoc && intSpec[z]<peak*0.2) z--; |
---|
| 639 | else while(z<zsize && intSpec[z]>peak*0.2) z++; |
---|
| 640 | if(z==zsize) this->v20max = this->velMax; |
---|
| 641 | else{ |
---|
| 642 | if(goLeft) zpt = z + (peak*0.2-intSpec[z])/(intSpec[z+1]-intSpec[z]) + this->getZmin() - border; |
---|
| 643 | else zpt = z - (peak*0.2-intSpec[z])/(intSpec[z-1]-intSpec[z]) + this->getZmin() - border; |
---|
| 644 | this->v20max = head.pixToVel(xpt,ypt,zpt); |
---|
| 645 | } |
---|
[463] | 646 | |
---|
[464] | 647 | this->w20 = fabs(this->v20min - this->v20max); |
---|
| 648 | this->w50 = fabs(this->v50min - this->v50max); |
---|
[463] | 649 | |
---|
[464] | 650 | delete [] intSpec; |
---|
[378] | 651 | |
---|
[464] | 652 | } |
---|
| 653 | |
---|
| 654 | //-------------------------------------------------------------------- |
---|
| 655 | |
---|
| 656 | void Detection::calcVelWidths(float *fluxArray, long *dim, FitsHeader &head) |
---|
| 657 | { |
---|
[528] | 658 | /// @details |
---|
| 659 | /// Calculates the widths of the detection at 20% and 50% of the |
---|
| 660 | /// peak integrated flux. The procedure is as follows: first |
---|
| 661 | /// generate an integrated flux spectrum (summing each spatial |
---|
| 662 | /// pixel's spectrum); find the peak; starting at the spectral |
---|
| 663 | /// edges of the detection, move in or out until you reach the 20% |
---|
| 664 | /// or 50% peak flux level. Linear interpolation between points is |
---|
| 665 | /// done. |
---|
| 666 | /// |
---|
| 667 | /// \param fluxArray The array of flux values. |
---|
| 668 | /// \param dim The dimensions of the flux array. |
---|
| 669 | /// \param head FitsHeader object that contains the WCS information. |
---|
[464] | 670 | |
---|
[465] | 671 | if(dim[2] > 2){ |
---|
[464] | 672 | |
---|
[465] | 673 | double xpt = double(this->getXcentre()); |
---|
| 674 | double ypt = double(this->getYcentre()); |
---|
| 675 | double zpt; |
---|
[464] | 676 | |
---|
[465] | 677 | float *intSpec = new float[dim[2]]; |
---|
| 678 | bool *mask = new bool[dim[0]*dim[1]*dim[2]]; |
---|
| 679 | for(int i=0;i<dim[0]*dim[1]*dim[2];i++) mask[i] = true; |
---|
| 680 | getIntSpec(*this,fluxArray,dim,mask,1.,intSpec); |
---|
| 681 | |
---|
| 682 | std::vector<std::pair<int,float> > goodPix; |
---|
| 683 | float peak; |
---|
| 684 | int peakLoc; |
---|
| 685 | for(int z=this->getZmin();z<=this->getZmax();z++) { |
---|
| 686 | if(z==this->getZmin() || peak<intSpec[z]){ |
---|
| 687 | peak = intSpec[z]; |
---|
| 688 | peakLoc = z; |
---|
| 689 | } |
---|
| 690 | goodPix.push_back(std::pair<int,float>(z,intSpec[z])); |
---|
[464] | 691 | } |
---|
[103] | 692 | |
---|
[465] | 693 | // finding the 20% & 50% points. Start at the velmin & velmax |
---|
| 694 | // points. Then, if the int flux there is above the 20%/50% |
---|
| 695 | // limit, go out, otherwise go in. This is to deal with the |
---|
| 696 | // problems from double- (or multi-) peaked sources. |
---|
[464] | 697 | |
---|
[465] | 698 | int z; |
---|
| 699 | bool goLeft; |
---|
| 700 | z=this->getZmin(); |
---|
| 701 | goLeft = intSpec[z]>peak*0.5; |
---|
| 702 | if(goLeft) while(z>0 && intSpec[z]>peak*0.5) z--; |
---|
| 703 | else while(z<peakLoc && intSpec[z]<peak*0.5) z++; |
---|
| 704 | if(z==0) this->v50min = this->velMin; |
---|
| 705 | else{ |
---|
| 706 | if(goLeft) zpt = z + (peak*0.5-intSpec[z])/(intSpec[z+1]-intSpec[z]); |
---|
| 707 | else zpt = z - (peak*0.5-intSpec[z])/(intSpec[z-1]-intSpec[z]); |
---|
| 708 | this->v50min = head.pixToVel(xpt,ypt,zpt); |
---|
| 709 | } |
---|
| 710 | z=this->getZmax(); |
---|
| 711 | goLeft = intSpec[z]<peak*0.5; |
---|
| 712 | if(goLeft) while(z>peakLoc && intSpec[z]<peak*0.5) z--; |
---|
| 713 | else while(z<dim[2] && intSpec[z]>peak*0.5) z++; |
---|
| 714 | if(z==dim[2]) this->v50max = this->velMax; |
---|
| 715 | else{ |
---|
| 716 | if(goLeft) zpt = z + (peak*0.5-intSpec[z])/(intSpec[z+1]-intSpec[z]); |
---|
| 717 | else zpt = z - (peak*0.5-intSpec[z])/(intSpec[z-1]-intSpec[z]); |
---|
| 718 | this->v50max = head.pixToVel(xpt,ypt,zpt); |
---|
| 719 | } |
---|
| 720 | z=this->getZmin(); |
---|
| 721 | goLeft = intSpec[z]>peak*0.5; |
---|
| 722 | if(goLeft) while(z>0 && intSpec[z]>peak*0.2) z--; |
---|
| 723 | else while(z<peakLoc && intSpec[z]<peak*0.2) z++; |
---|
| 724 | if(z==0) this->v20min = this->velMin; |
---|
| 725 | else{ |
---|
| 726 | if(goLeft) zpt = z + (peak*0.2-intSpec[z])/(intSpec[z+1]-intSpec[z]); |
---|
| 727 | else zpt = z - (peak*0.2-intSpec[z])/(intSpec[z-1]-intSpec[z]); |
---|
| 728 | this->v20min = head.pixToVel(xpt,ypt,zpt); |
---|
| 729 | } |
---|
| 730 | z=this->getZmax(); |
---|
| 731 | goLeft = intSpec[z]<peak*0.5; |
---|
| 732 | if(goLeft) while(z>peakLoc && intSpec[z]<peak*0.2) z--; |
---|
| 733 | else while(z<dim[2] && intSpec[z]>peak*0.2) z++; |
---|
| 734 | if(z==dim[2]) this->v20max = this->velMax; |
---|
| 735 | else{ |
---|
| 736 | if(goLeft) zpt = z + (peak*0.2-intSpec[z])/(intSpec[z+1]-intSpec[z]); |
---|
| 737 | else zpt = z - (peak*0.2-intSpec[z])/(intSpec[z-1]-intSpec[z]); |
---|
| 738 | this->v20max = head.pixToVel(xpt,ypt,zpt); |
---|
| 739 | } |
---|
| 740 | |
---|
| 741 | delete [] intSpec; |
---|
| 742 | delete [] mask; |
---|
| 743 | |
---|
[378] | 744 | } |
---|
[464] | 745 | else{ |
---|
[465] | 746 | this->v50min = this->v20min = this->velMin; |
---|
| 747 | this->v50max = this->v20max = this->velMax; |
---|
[464] | 748 | } |
---|
[300] | 749 | |
---|
[464] | 750 | this->w20 = fabs(this->v20min - this->v20max); |
---|
| 751 | this->w50 = fabs(this->v50min - this->v50max); |
---|
| 752 | |
---|
[300] | 753 | } |
---|
[378] | 754 | //-------------------------------------------------------------------- |
---|
[300] | 755 | |
---|
[378] | 756 | Detection operator+ (Detection lhs, Detection rhs) |
---|
| 757 | { |
---|
[528] | 758 | /// @details |
---|
| 759 | /// Combines two objects by adding all the pixels using the Object3D |
---|
| 760 | /// operator. |
---|
| 761 | /// |
---|
| 762 | /// The pixel parameters are recalculated in the process (equivalent |
---|
| 763 | /// to calling pixels().calcParams()), but WCS parameters are not. |
---|
| 764 | |
---|
[378] | 765 | Detection output = lhs; |
---|
| 766 | output.pixelArray = lhs.pixelArray + rhs.pixelArray; |
---|
| 767 | return output; |
---|
[300] | 768 | } |
---|
[378] | 769 | //-------------------------------------------------------------------- |
---|
[103] | 770 | |
---|
[378] | 771 | void Detection::setOffsets(Param &par) |
---|
| 772 | { |
---|
[528] | 773 | /// @details |
---|
| 774 | /// This function stores the values of the offsets for each cube axis. |
---|
| 775 | /// The offsets are the starting values of the cube axes that may differ from |
---|
| 776 | /// the default value of 0 (for instance, if a subsection is being used). |
---|
| 777 | /// The values will be used when the detection is outputted. |
---|
| 778 | |
---|
[378] | 779 | this->xSubOffset = par.getXOffset(); |
---|
| 780 | this->ySubOffset = par.getYOffset(); |
---|
| 781 | this->zSubOffset = par.getZOffset(); |
---|
| 782 | } |
---|
| 783 | //-------------------------------------------------------------------- |
---|
[3] | 784 | |
---|
[378] | 785 | bool Detection::hasEnoughChannels(int minNumber) |
---|
| 786 | { |
---|
[528] | 787 | /// @details |
---|
| 788 | /// A function to determine if the Detection has enough |
---|
| 789 | /// contiguous channels to meet the minimum requirement |
---|
| 790 | /// given as the argument. |
---|
| 791 | /// \param minNumber How many channels is the minimum acceptable number? |
---|
| 792 | /// \return True if there is at least one occurence of minNumber consecutive |
---|
| 793 | /// channels present to return true. False otherwise. |
---|
[3] | 794 | |
---|
[378] | 795 | // Preferred method -- need a set of minNumber consecutive channels present. |
---|
| 796 | this->pixelArray.order(); |
---|
| 797 | int numChannels = 0; |
---|
| 798 | bool result = false; |
---|
| 799 | int size = this->pixelArray.getNumChanMap(); |
---|
| 800 | if(size>0) numChannels++; |
---|
| 801 | if( numChannels >= minNumber) result = true; |
---|
| 802 | for(int i=1;(i<size && !result);i++) { |
---|
| 803 | if( (this->pixelArray.getZ(i) - this->pixelArray.getZ(i-1)) == 1) |
---|
| 804 | numChannels++; |
---|
| 805 | else if( (this->pixelArray.getZ(i) - this->pixelArray.getZ(i-1)) >= 2) |
---|
| 806 | numChannels = 1; |
---|
[3] | 807 | |
---|
[378] | 808 | if( numChannels >= minNumber) result = true; |
---|
| 809 | } |
---|
| 810 | return result; |
---|
| 811 | |
---|
| 812 | } |
---|
| 813 | //-------------------------------------------------------------------- |
---|
[3] | 814 | |
---|
[452] | 815 | std::vector<int> Detection::getVertexSet() |
---|
| 816 | { |
---|
[528] | 817 | /// @details |
---|
| 818 | /// Gets a list of points being the end-points of 1-pixel long |
---|
| 819 | /// segments drawing a border around the spatial extend of a |
---|
| 820 | /// detection. The vector is a series of 4 integers, being: x_0, |
---|
| 821 | /// y_0, x_1, y_1. |
---|
| 822 | /// \return The vector of vertex positions. |
---|
| 823 | |
---|
[452] | 824 | std::vector<int> vertexSet; |
---|
| 825 | |
---|
| 826 | int xmin = this->getXmin() - 1; |
---|
| 827 | int xmax = this->getXmax() + 1; |
---|
| 828 | int ymin = this->getYmin() - 1; |
---|
| 829 | int ymax = this->getYmax() + 1; |
---|
| 830 | int xsize = xmax - xmin + 1; |
---|
| 831 | int ysize = ymax - ymin + 1; |
---|
| 832 | |
---|
| 833 | std::vector<Voxel> voxlist = this->pixelArray.getPixelSet(); |
---|
| 834 | std::vector<bool> isObj(xsize*ysize,false); |
---|
[536] | 835 | for(uint i=0;i<voxlist.size();i++){ |
---|
[452] | 836 | int pos = (voxlist[i].getX()-xmin) + |
---|
| 837 | (voxlist[i].getY()-ymin)*xsize; |
---|
| 838 | isObj[pos] = true; |
---|
| 839 | } |
---|
| 840 | voxlist.clear(); |
---|
| 841 | |
---|
| 842 | for(int x=xmin; x<=xmax; x++){ |
---|
| 843 | // for each column... |
---|
| 844 | for(int y=ymin+1;y<=ymax;y++){ |
---|
| 845 | int current = (y-ymin)*xsize + x-xmin; |
---|
| 846 | int previous = (y-ymin-1)*xsize + x-xmin; |
---|
| 847 | if((isObj[current]&&!isObj[previous]) || |
---|
| 848 | (!isObj[current]&&isObj[previous])){ |
---|
| 849 | vertexSet.push_back(x); |
---|
| 850 | vertexSet.push_back(y); |
---|
| 851 | vertexSet.push_back(x+1); |
---|
| 852 | vertexSet.push_back(y); |
---|
| 853 | } |
---|
| 854 | } |
---|
| 855 | } |
---|
| 856 | for(int y=ymin; y<=ymax; y++){ |
---|
| 857 | // now for each row... |
---|
| 858 | for(int x=xmin+1;x<=xmax;x++){ |
---|
| 859 | int current = (y-ymin)*xsize + x-xmin; |
---|
| 860 | int previous = (y-ymin)*xsize + x-xmin - 1; |
---|
| 861 | if((isObj[current]&&!isObj[previous]) || |
---|
| 862 | (!isObj[current]&&isObj[previous])){ |
---|
| 863 | vertexSet.push_back(x); |
---|
| 864 | vertexSet.push_back(y); |
---|
| 865 | vertexSet.push_back(x); |
---|
| 866 | vertexSet.push_back(y+1); |
---|
| 867 | } |
---|
| 868 | } |
---|
| 869 | } |
---|
| 870 | |
---|
| 871 | return vertexSet; |
---|
| 872 | |
---|
| 873 | } |
---|
| 874 | //-------------------------------------------------------------------- |
---|
| 875 | |
---|
[378] | 876 | std::ostream& operator<< ( std::ostream& theStream, Detection& obj) |
---|
| 877 | { |
---|
[528] | 878 | /// @details |
---|
| 879 | /// A convenient way of printing the coordinate values for each |
---|
| 880 | /// pixel in the Detection. |
---|
| 881 | /// |
---|
| 882 | /// NOTE THAT THERE IS CURRENTLY NO FLUX INFORMATION BEING PRINTED! |
---|
| 883 | /// |
---|
| 884 | /// Use as front end to the Object3D::operator<< function. |
---|
[3] | 885 | |
---|
[378] | 886 | theStream << obj.pixelArray << "---\n"; |
---|
| 887 | return theStream; |
---|
[3] | 888 | } |
---|
[378] | 889 | //-------------------------------------------------------------------- |
---|
[3] | 890 | |
---|
| 891 | } |
---|