.. _program_listing_file_larflow_KeyPoints_KPdata.cxx:

Program Listing for File KPdata.cxx
===================================

|exhale_lsh| :ref:`Return to documentation for file <file_larflow_KeyPoints_KPdata.cxx>` (``larflow/KeyPoints/KPdata.cxx``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #include "KPdata.h"
   
   #include <sstream>
   
   namespace larflow {
   namespace keypoints {
   
     bool kpdata_compare_x( const KPdata* lhs, const KPdata* rhs ) {
       if ( lhs->keypt[0] < rhs->keypt[0] )
         return true;
       return false;
     }
   
     bool kpdata_compare_y( const KPdata* lhs, const KPdata* rhs ) {
       if ( lhs->keypt[1] < rhs->keypt[1] )
         return true;
       return false;
     }
   
     bool kpdata_compare_z( const KPdata* lhs, const KPdata* rhs ) {
       if ( lhs->keypt[2] < rhs->keypt[2] )
         return true;
       return false;
     }
   
     std::string KPdata::str() const
     {
       std::stringstream ss;
       ss << "KPdata[type=" << crossingtype << " pid=" << pid
          << " vid=" << vid
          << " isshower=" << is_shower
          << " origin=" << origin << "] "
          << " kptype=" << kptype << " ";
   
       if ( imgcoord.size()>0 )
         ss << " imgstart=(" << imgcoord[0] << ","
            << imgcoord[1] << ","
            << imgcoord[2] << ","
            << imgcoord[3] << ") ";
       
       if ( keypt.size()>0 )
         ss << " keypt=(" << keypt[0] << "," << keypt[1] << "," << keypt[2] << ") ";
       
       return ss.str();
     }
     
   }
   }