PrusaSlicer-NonPlainar/xs/xsp/ExPolygon.xsp

%module{Slic3r::XS};

%{
#include <myinit.h>
#include "ExPolygon.hpp"
%}

%name{Slic3r::ExPolygon::XS} class ExPolygon {
    ~ExPolygon();
%{

ExPolygon*
ExPolygon::new(...)
    CODE:
        RETVAL = new ExPolygon ();
        // ST(0) is class name, ST(1) is contour and others are holes
        perl2polygon(ST(1), RETVAL->contour);
        RETVAL->holes.resize(items-2);
        for (unsigned int i = 2; i < items; i++) {
            perl2polygon(ST(i), RETVAL->holes[i-2]);
        }
    OUTPUT:
        RETVAL

SV*
ExPolygon::arrayref()
    CODE:
        const unsigned int num_holes = THIS->holes.size();
        AV* av = newAV();
        av_fill(av, num_holes);  // -1 +1
        av_store(av, 0, polygon2perl(THIS->contour));
        for (unsigned int i = 0; i < num_holes; i++) {
            av_store(av, i+1, polygon2perl(THIS->holes[i]));
        }
        RETVAL = (SV*)newRV_noinc((SV*)av);
    OUTPUT:
        RETVAL

%}
};

%package{Slic3r::ExPolygon::XS};

%{
PROTOTYPES: DISABLE

std::string
hello_world()
  CODE:
    RETVAL = "Hello world!";
  OUTPUT:
    RETVAL
%}