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diff --git a/src/3rdparty/2geom/src/py2geom/conic.cpp b/src/3rdparty/2geom/src/py2geom/conic.cpp
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+/*
+ * Copyright 2009 Nathan Hurst <njh@njhurst.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ */
+
+#include <boost/python.hpp>
+#include <boost/python/implicit.hpp>
+#include <boost/python/suite/indexing/vector_indexing_suite.hpp>
+#include <optional>
+
+#include "py2geom.h"
+#include "helpers.h"
+
+#include "2geom/point.h"
+#include "2geom/line.h"
+#include "2geom/conicsec.h"
+
+using namespace boost::python;
+
+// helpers for point
+static tuple xAx_to_tuple(Geom::xAx const& a)
+{
+ return make_tuple(a.c[0], a.c[1], a.c[2], a.c[3], a.c[4], a.c[5]);
+}
+
+static Geom::xAx tuple_to_xAx(boost::python::tuple const& t)
+{
+ return Geom::xAx(extract<double>(t[0]),
+ extract<double>(t[1]),
+ extract<double>(t[2]),
+ extract<double>(t[3]),
+ extract<double>(t[4]),
+ extract<double>(t[5])
+ );
+}
+
+static std::vector<double> xax_roots1(Geom::xAx const & xax, Geom::Point const &a, Geom::Point const &b) { return xax.roots(a,b); }
+static std::vector<double> xax_roots2(Geom::xAx const & xax, Geom::Line const &l) { return xax.roots(l); }
+static Geom::SBasis homo_eval_at(Geom::xAx const & xax,
+ Geom::SBasis const & x,
+ Geom::SBasis const & y,
+ Geom::SBasis const & w
+ ) {
+ return xax.evaluate_at(x, y, w);
+}
+
+static Geom::SBasis xy_eval_at(Geom::xAx const & xax,
+ Geom::SBasis const & x,
+ Geom::SBasis const & y
+ ) {
+ return xax.evaluate_at(x, y);
+}
+
+static Geom::D2<Geom::SBasis> wrap_rq_to_cubic_sb(Geom::RatQuad const & rq) {
+ return rq.toCubic().toSBasis();
+}
+
+static Geom::D2<Geom::SBasis> wrap_rq_to_cubic_sb_l(Geom::RatQuad const & rq, double l) {
+ return rq.toCubic(l).toSBasis();
+}
+
+static std::vector<Geom::Point> wrap_rq_to_cubic_l(Geom::RatQuad const & rq, double l) {
+ return rq.toCubic(l).controlPoints();
+}
+
+static std::vector<Geom::Point> wrap_rq_to_cubic(Geom::RatQuad const & rq) {
+ return wrap_rq_to_cubic_l(rq, rq.lambda());
+}
+
+static tuple wrap_rq_split(Geom::RatQuad const & rq) {
+ Geom::RatQuad a, b;
+ rq.split(a, b);
+ return make_tuple(a, b);
+}
+
+static object wrap_xax_to_curve(Geom::xAx const & xax, Geom::Rect const & r) {
+ std::optional<Geom::RatQuad> oc = xax.toCurve(r);
+ return oc?object(*oc):object();
+}
+
+
+
+void wrap_conic() {
+ //conicsec.h
+ def("intersect", (std::vector<Geom::Point> (*)(Geom::xAx const &, Geom::xAx const &))Geom::intersect);
+
+ class_<Geom::xAx>("xAx", init<>())
+ .def(init<double, double, double, double, double, double>())
+ .def(init<Geom::xAx const&>())
+ .def_readonly("c", &Geom::xAx::c)
+ .def("tuple", xAx_to_tuple)
+
+ .def("from_tuple", tuple_to_xAx)
+ .staticmethod("from_tuple")
+ .def("fromPoint", Geom::xAx::fromPoint)
+ .staticmethod("fromPoint")
+ .def("fromPoints", Geom::xAx::fromPoints)
+ .staticmethod("fromPoints")
+ .def("fromLine", (Geom::xAx (*)(Geom::Line l))Geom::xAx::fromLine)
+ .staticmethod("fromLine")
+ .def(self_ns::str(self))
+ .def("valueAt", &Geom::xAx::valueAt)
+
+ .def("implicit_form_coefficients", &Geom::xAx::implicit_form_coefficients)
+
+ .def("isDegenerate", &Geom::xAx::isDegenerate)
+ .def("roots", &xax_roots1)
+ .def("roots", &xax_roots2)
+ .def("extrema", &Geom::xAx::extrema)
+ .def("gradient", &Geom::xAx::gradient)
+ .def("crossings", &Geom::xAx::crossings)
+ .def("evaluate_at", &xy_eval_at)
+ .def("evaluate_at", &homo_eval_at)
+ .def("toCurve", &wrap_xax_to_curve)
+ .def(self - self)
+ .def(self + float())
+ .def(self * float())
+ ;
+
+ class_<Geom::RatQuad>("RatQuad", init<>())
+ .def(init<Geom::Point, Geom::Point, Geom::Point, double>())
+ .def_readonly("P", &Geom::RatQuad::P)
+ .def_readonly("w", &Geom::RatQuad::w)
+ .def_readonly("lam", &Geom::RatQuad::lambda)
+ //.def(self_ns::str(self))
+ .def("at0", &Geom::RatQuad::at0)
+ .def("at1", &Geom::RatQuad::at1)
+ .def("pointAt", &Geom::RatQuad::pointAt)
+
+ .def("toCubic", &wrap_rq_to_cubic)
+ .def("toCubic", &wrap_rq_to_cubic_l)
+ .def("toCubicSBasis", &wrap_rq_to_cubic_sb)
+ .def("toCubicSBasis", &wrap_rq_to_cubic_sb_l)
+
+ .def("split", &wrap_rq_split)
+ .def("hermite", &Geom::RatQuad::hermite)
+ .def("homogeneous", &Geom::RatQuad::homogeneous)
+ .def("fromPointsTangents", &Geom::RatQuad::fromPointsTangents)
+ .staticmethod("fromPointsTangents")
+ ;
+ implicitly_convertible<Geom::Point,tuple>();
+};
+
+/*
+ Local Variables:
+ mode:c++
+ c-file-style:"stroustrup"
+ c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+ indent-tabs-mode:nil
+ fill-column:99
+ End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :