ply_exporter.h

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#include <fstream>
#include <string>
#include "../point_cloud/point.h"
#include "../utility/io.h"
#include "../ndarray/ndarray_view.h"

namespace mf {


class ply_exporter {
private:
    std::ofstream file_;
    std::ofstream::pos_type vertex_count_string_position_;
    std::size_t count_ = 0;
    
    const line_delimitor line_delimitor_;
    bool full_;
    bool ascii_;
        
    void write_line_(const std::string& ln);
    
    void write_binary_(const point_xyz&);
    void write_ascii_(const point_xyz&);
    void write_binary_(const point_full&);
    void write_ascii_(const point_full&);


public:
    explicit ply_exporter(
        const std::string& filename,
        bool full = true,
        bool ascii = false,
        line_delimitor ld = line_delimitor::LF
    );
    ~ply_exporter();
    
    void write(const ndarray_view<1, const point_xyz>&);
    void write(const ndarray_view<1, const point_xyzrgb>&);
    void write(const ndarray_view<1, const point_full>&);
    void close();
};

}