Subversion Repositories gelsvn

Rev

Go to most recent revision | Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
39 bj 1 
#ifndef __FACE_H__
2 
#define __FACE_H__
3 
 
4 
#include "templates.h"
5 
 
6 
namespace HMesh
7 
{
8 
	typedef Face_template<Iters> Face;
9 
	typedef Iters::FaceList FaceList;
10 
	typedef Iters::FaceIter FaceIter;
11 
	typedef Iters::HalfEdgeIter HalfEdgeIter;
12 
 
13 
	/** Null Element for face lists. This is used as the value of an iterator
14 
			that points to nothing. */
15 
	extern FaceIter NULL_FACE_ITER;
16 
 
17 
	/// Compute the number of edges of a face
18 
	int no_edges(FaceIter v);
19 
 
20 
	/** Compute the normal of a face. If the face is not a triangle,
21 
			the normal is not defined, but computed using the first three
22 
			vertices of the face. */
23 
	CGLA::Vec3f get_normal(FaceIter f);
24 
 
25 
	/** Compute the area of a face. */
26 
	float get_area(FaceIter f);
27 
 
28 
	/** Compute the centre of a face */
29 
	CGLA::Vec3f get_centre(FaceIter f);
30 
 
31 
}
32 
#endif