wplistconverter.h

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/* === S Y N F I G ========================================================= */
/* ========================================================================= */

/* === S T A R T =========================================================== */

#ifndef __SYNFIG_WPLISTCONVERTER_H
#define __SYNFIG_WPLISTCONVERTER_H

/* === H E A D E R S ======================================================= */

#include <synfig/general.h>
#include <synfig/widthpoint.h>
#include <list>
#include <vector>

/* === M A C R O S ========================================================= */

/* === T Y P E D E F S ===================================================== */

/* === C L A S S E S & S T R U C T S ======================================= */

namespace synfigapp {

class WPListConverter
{
private:
    std::vector<synfig::Point> points;
    std::vector<synfig::Real> widths;
    std::vector<synfig::WidthPoint> work_out;
    std::vector<synfig::Real> distances;
    std::vector<synfig::Real> norm_distances;
    std::vector<synfig::Real> ek;
    std::vector<synfig::Real> ek2;
    unsigned int n;
    synfig::Real se;

    unsigned int calculate_ek2(unsigned int k1, unsigned int k2, bool first_time=false);
    unsigned int find_next(unsigned int k);
    unsigned int find_prev(unsigned int k);

    void clear();

public:
    synfig::Real err2max;
    WPListConverter();
    static void EnforceMinWidth(std::list<synfig::WidthPoint> &wplist, synfig::Real min_pressure);
    void operator()(std::list<synfig::WidthPoint> &wp_out, const std::list<synfig::Point> &p, const std::list<synfig::Real> &w);
};

}; // END of namespace synfigapp

/* === E N D =============================================================== */

#endif