BinaryLogger.cpp

#include "BinaryLogger.hpp"

using namespace std;

BinaryLogger::BinaryLogger(string const& filename):filename_(filename){}

BinaryLogger::~BinaryLogger(void){}

void BinaryLogger::Log(Tessellation3D const& tess)const
{
        ofstream file_handle(filename_.c_str(),ios::binary);
        if(!file_handle.good())
                throw UniversalError("Error opening BinaryLogger file!!");

        size_t N=tess.GetPointNo();
        binary_write_single_size_t(N,file_handle);

        // Write the points
        for(size_t i=0;i<N;++i)
        {
                Vector3D temp=tess.GetMeshPoint(i);
                binary_write_single_double(temp.x,file_handle);
                binary_write_single_double(temp.y,file_handle);
                binary_write_single_double(temp.z,file_handle);
        }
        
        // Write the faces
        size_t nfaces=tess.GetTotalFacesNumber();
        binary_write_single_size_t(nfaces,file_handle);
        for(size_t i=0;i<nfaces;++i)
        {
                Face const& f=tess.GetFace(i);
                // write neighbors
                binary_write_single_size_t(f.neighbors.first,file_handle);
                binary_write_single_size_t(f.neighbors.second,file_handle);
                // write the vertices
                binary_write_single_size_t(f.vertices.size(),file_handle);
                for(size_t j=0;j<f.vertices.size();++j)
                {
                        binary_write_single_double(f.vertices[j].x,file_handle);
                        binary_write_single_double(f.vertices[j].y,file_handle);
                        binary_write_single_double(f.vertices[j].z,file_handle);
                }
        }
        // write which faces each cell has
        for(size_t i=0;i<N;++i)
        {
                vector<size_t> temp=tess.GetCellFaces(i);
                binary_write_single_size_t(temp.size(),file_handle);
                for(size_t j=0;j<temp.size();++j)
                        binary_write_single_size_t(temp[j],file_handle);
        }
        file_handle.close();
}