.. _program_listing_file_Utilities_PLYLoader.h:

Program Listing for File PLYLoader.h
====================================

|exhale_lsh| :ref:`Return to documentation for file <file_Utilities_PLYLoader.h>` (``Utilities/PLYLoader.h``)

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

.. code-block:: cpp

   #ifndef __PLYLoader_h__
   #define __PLYLoader_h__
   
   #include <string>
   #include "Logger.h"
   #include "extern/happly/happly.h"
   #include <array>
   
   namespace Utilities
   {
       class PLYLoader
       {
       public:
           static void loadPly(const std::string &filename, std::vector<std::array<float, 3>> &x, std::vector<std::array<int, 3>> &faces, const std::array<float, 3>&scale)
           {
               LOG_INFO << "Loading " << filename;
               
               happly::PLYData plyIn(filename.c_str());
               std::vector<std::array<double, 3>> vPos = plyIn.getVertexPositions();
               std::vector<std::vector<int>> fInd = plyIn.getFaceIndices<int>();
   
               x.resize(vPos.size());
               for (unsigned int i = 0; i < vPos.size(); i++)
               {
                   x[i] = {
                       scale[0] * static_cast<float>(vPos[i][0]),
                       scale[1] * static_cast<float>(vPos[i][1]),
                       scale[2] * static_cast<float>(vPos[i][2])
                   };
               }
   
               faces.resize(fInd.size());
               for (unsigned int i = 0; i < fInd.size(); i++)
                   faces[i] = { static_cast<int>(fInd[i][0]), static_cast<int>(fInd[i][1]), static_cast<int>(fInd[i][2]) };
           }
   
       };
   }
    
   #endif