38 lines
898 B
C
38 lines
898 B
C
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/*
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poly.h defines an external polygon representation used for
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calculating area and intersection area of polygons.
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Currently utilizes the boost-library.
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*/
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#ifndef _POLY_BOOST_H
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#define _POLY_BOOST_H
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#include "interpolate.h"
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#include <boost/geometry.hpp>
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#include <boost/geometry/geometries/point_xy.hpp>
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#include <boost/geometry/geometries/polygon.hpp>
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#include <boost/geometry/io/wkt/wkt.hpp>
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#include <boost/foreach.hpp>
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class Face;
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typedef boost::geometry::model::
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polygon<boost::geometry::model::d2::point_xy<double> > Polygon;
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class Poly { // external polygon
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protected:
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Polygon polygon; // a boost polygon
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public:
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Poly(Face& f, double offx, double offy,
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double scalex, double scaley, bool withholes);
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double Area(); // area of the polygon
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double IntersectionArea(Poly p); // intersection area of polygin with p
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};
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#endif /* _POLY_BOOST_H */
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