vcglib/apps/nexus/fragment.h

107 lines
3.4 KiB
C++

/****************************************************************************
* VCGLib o o *
* Visual and Computer Graphics Library o o *
* _ O _ *
* Copyright(C) 2004 \/)\/ *
* Visual Computing Lab /\/| *
* ISTI - Italian National Research Council | *
* \ *
* All rights reserved. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
* for more details. *
* *
****************************************************************************/
/****************************************************************************
History
$Log: not supported by cvs2svn $
Revision 1.6 2005/02/08 12:43:03 ponchio
Added copyright
****************************************************************************/
#ifndef NXS_FRAGMENT_H
#define NXS_FRAGMENT_H
#include <vector>
#include <ptypes/pstreams.h>
#include "nexus.h"
namespace nxs {
class VoronoiPartition;
struct BigLink {
unsigned int start_vert;
unsigned int end_patch;
unsigned int end_vert;
bool operator<(const BigLink &l) const {
if(end_patch == l.end_patch) {
if(start_vert == l.start_vert) {
return end_vert < l.end_vert;
} else
return start_vert < l.start_vert;
} else
return end_patch < l.end_patch;
}
};
class NxsPatch {
public:
//this fields is the patch number in the infragment
//and the seeds id in the outfragment
unsigned int patch;
vcg::Sphere3f sphere;
ANCone3f cone;
std::vector<vcg::Point3f> vert;
std::vector<unsigned short> face;
std::vector<Link> bord;
void Write(pt::outstm *out);
void Read(pt::instm *in);
};
class Fragment {
public:
unsigned int id;
float error;
std::vector<vcg::Point3f> seeds;
std::vector<unsigned int> seeds_id;
std::vector<NxsPatch> pieces;
bool Write(pt::outstm *out);
bool Read(pt::instm *in);
//returns the index of the seed
unsigned int Locate(const vcg::Point3f &p);
};
void Join(Fragment &in,
std::vector<vcg::Point3f> &newvert,
std::vector<unsigned int> &newface,
std::vector<BigLink> &newbord);
void Split(Fragment &out,
std::vector<vcg::Point3f> &newvert,
std::vector<unsigned int> &newface,
std::vector<BigLink> &newbord);
}
#endif