1 | // ----------------------------------------------------------------------- |
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2 | // existingDetections.cc: Functions to read in previously-made |
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3 | // detections from an existing log file |
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4 | // ----------------------------------------------------------------------- |
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5 | // Copyright (C) 2006, Matthew Whiting, ATNF |
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6 | // |
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7 | // This program is free software; you can redistribute it and/or modify it |
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8 | // under the terms of the GNU General Public License as published by the |
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9 | // Free Software Foundation; either version 2 of the License, or (at your |
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10 | // option) any later version. |
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11 | // |
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12 | // Duchamp is distributed in the hope that it will be useful, but WITHOUT |
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13 | // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 | // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 | // for more details. |
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16 | // |
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17 | // You should have received a copy of the GNU General Public License |
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18 | // along with Duchamp; if not, write to the Free Software Foundation, |
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19 | // Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA |
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20 | // |
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21 | // Correspondence concerning Duchamp may be directed to: |
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22 | // Internet email: Matthew.Whiting [at] atnf.csiro.au |
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23 | // Postal address: Dr. Matthew Whiting |
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24 | // Australia Telescope National Facility, CSIRO |
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25 | // PO Box 76 |
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26 | // Epping NSW 1710 |
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27 | // AUSTRALIA |
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28 | // ----------------------------------------------------------------------- |
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29 | #include <iostream> |
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30 | #include <fstream> |
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31 | #include <sstream> |
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32 | #include <string> |
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33 | |
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34 | #include <duchamp/Cubes/cubes.hh> |
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35 | #include <duchamp/param.hh> |
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36 | #include <duchamp/PixelMap/Scan.hh> |
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37 | #include <duchamp/Detection/detection.hh> |
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38 | |
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39 | using namespace PixelInfo; |
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40 | |
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41 | namespace duchamp |
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42 | { |
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43 | |
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44 | int Cube::getExistingDetections() |
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45 | { |
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46 | |
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47 | std::ifstream logfile(this->par.getLogFile().c_str()); |
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48 | |
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49 | if(!logfile.is_open()){ |
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50 | std::stringstream errmsg; |
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51 | errmsg << "Unable to open log file " << this->par.getLogFile(); |
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52 | duchampError("getExistingDetections",errmsg.str()); |
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53 | return FAILURE; |
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54 | } |
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55 | |
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56 | std::cout << "Reading from logfile : " << this->par.getLogFile() << "\n"; |
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57 | |
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58 | std::string temp,filename; |
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59 | std::stringstream ss; |
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60 | |
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61 | // first check filename, just to be sure |
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62 | while(getline(logfile,temp), temp.substr(0,11)!="Image to be"){} |
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63 | ss.str(temp); |
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64 | ss >> temp >> temp >> temp >> temp>> temp >> filename; |
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65 | if(filename != this->par.getFullImageFile()){ |
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66 | std::stringstream errmsg; |
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67 | errmsg << "The image file given the log file (" << filename |
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68 | <<") is different to that in the parameter file (" << this->par.getFullImageFile()<<")."; |
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69 | duchampError("getExistingDetections", errmsg.str()); |
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70 | return FAILURE; |
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71 | } |
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72 | |
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73 | // read down until first Detection # line |
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74 | while(getline(logfile,temp), temp.substr(0,9)!="Threshold"){} |
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75 | float threshold,middle,spread; |
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76 | bool robust; |
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77 | logfile >> threshold >> middle >> spread >> robust; |
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78 | std::cout << "Detection threshold used was " << threshold << "\n"; |
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79 | this->Stats.setRobust(robust); |
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80 | this->Stats.setThreshold(threshold); |
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81 | this->Stats.setMiddle(middle); |
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82 | this->Stats.setSpread(spread); |
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83 | getline(logfile,temp); |
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84 | getline(logfile,temp); |
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85 | int x1,x2, ypix, zpix; |
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86 | while(!logfile.eof()){ |
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87 | Detection obj; |
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88 | while(getline(logfile,temp), temp.substr(0,3)!="---"){ |
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89 | for(int i=0;i<temp.size();i++) |
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90 | if(temp[i]=='-' || temp[i]==',') temp[i] = ' '; |
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91 | std::stringstream ss; |
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92 | ss.str(temp); |
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93 | ss >> x1 >> x2 >> ypix >> zpix; |
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94 | Scan scn(ypix,x1,x2-x1+1); |
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95 | obj.pixels().addScan(scn,zpix); |
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96 | } |
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97 | obj.setOffsets(this->par); |
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98 | obj.calcParams(); |
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99 | if(obj.getSize()>0) this->addObject(obj); |
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100 | getline(logfile,temp); // reads next line -- should be Detection #... |
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101 | if(temp.substr(0,11)!="Detection #"){ |
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102 | // if it is, then read two lines to finish off the file. This should trigger the eof flag above. |
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103 | getline(logfile,temp); |
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104 | getline(logfile,temp); |
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105 | } |
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106 | } |
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107 | |
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108 | std::cout<<"Final object count = "<<this->objectList->size()<<std::endl; |
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109 | |
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110 | return SUCCESS; |
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111 | |
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112 | } |
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113 | |
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114 | |
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115 | } |
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