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39 bj 1 
#include "HalfEdge.h"
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#include "Manifold.h"
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using namespace CGLA;
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namespace HMesh
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{
121 jab 8 
		template<class R>
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		HalfEdge_template<R>::HalfEdge_template():
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				vert(NULL_VERTEX_ITER),
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				next(NULL_HALFEDGE_ITER),
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				prev(NULL_HALFEDGE_ITER),
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				face(NULL_FACE_ITER),
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				opp(NULL_HALFEDGE_ITER),
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				touched(0)
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		{}
39 bj 17 
 
121 jab 18 
		bool is_boundary(HalfEdgeIter h)
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		{
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				return h->face == NULL_FACE_ITER || h->opp->face == NULL_FACE_ITER;
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		}
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62 jab 23 
 
121 jab 24 
		void link(HalfEdgeIter h0, HalfEdgeIter h1)
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		{
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				h0->next = h1;
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				h1->prev = h0;
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		}
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121 jab 30 
		void glue(HalfEdgeIter h0, HalfEdgeIter h1)
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		{
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				h0->opp = h1;
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				h1->opp = h0;
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		}
39 bj 35 
 
121 jab 36 
		float length(HalfEdgeIter h)
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		{
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				return (h->vert->pos-h->opp->vert->pos).length();
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		}
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121 jab 41 
 
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		template struct HalfEdge_template<Iters>;
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121 jab 44 
		HalfEdgeIter get_null_halfedge_iter()
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		{
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				static HalfEdgeList l;
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				return l.end();
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		}
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39 bj 51 
}