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This commit is contained in:
Federico Ponchio 2004-06-22 15:31:54 +00:00
parent a139c7006c
commit f33b962262
2 changed files with 209 additions and 0 deletions
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120
wrap/nexus/crude.cpp Normal file
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/****************************************************************************
* 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 $
****************************************************************************/
#include "crude.h"
using namespace std;
using namespace vcg;
using namespace nxs;
Crude::~Crude() {
if(fp)
Close();
}
bool Crude::Create(const std::string &file, unsigned int nv, unsigned int nf) {
if(!vert.Create(file + ".vrt")) return false;
if(!face.Create(file + ".frt")) return false;
fp = fopen(file.c_str(), "wb+");
if(!fp) return false;
Resize(nv, nf);
return true;
}
bool Crude::Load(const std::string &file) {
if(!vert.Load(file + ".vrt")) return false;
if(!face.Load(file + ".frt")) return false;
fp = fopen(file.c_str(), "rb+");
if(!fp) return false;
fread(&nvert, sizeof(unsigned int), 1, fp);
fread(&nface, sizeof(unsigned int), 1, fp);
fread(&box, sizeof(Box3f), 1, fp);
return true;
}
void Crude::Close() {
vert.Close();
face.Close();
rewind(fp);
fwrite(&nvert, sizeof(unsigned int), 1, fp);
fwrite(&nface, sizeof(unsigned int), 1, fp);
fwrite(&box, sizeof(Box3f), 1, fp);
fclose(fp);
fp = NULL;
}
void Crude::Resize(unsigned int nv, unsigned int nf) {
nvert = nv;
nface = nf;
vert.Resize(nv);
face.Resize(nf);
}
unsigned int Crude::Vertices() {
return nvert;
}
unsigned int Crude::Faces() {
return nface;
}
void Crude::SetVertex(unsigned int i, float *f) {
Point3f &p = vert[i];
p[0] = f[0];
p[1] = f[1];
p[2] = f[2];
}
Point3f &Crude::GetVertex(unsigned int i) {
return vert[i];
}
Crude::Face &Crude::GetFace(unsigned int i) {
return face[i];
}
void Crude::SetFace(unsigned int i, unsigned int *f) {
Face &ff = face[i];
ff[0] = f[0];
ff[1] = f[1];
ff[2] = f[2];
}
vcg::Point3f Crude::GetBari(unsigned int i) {
Point3f bari(0, 0, 0);
Face &f = face[i];
for(int k = 0; k < 3; k++)
bari += vert[f[k]];
bari /= 3;
return bari;
}
vcg::Box3f &Crude::GetBox() {
return box;
}

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/****************************************************************************
* 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 $
****************************************************************************/
#ifndef NXS_CRUDE_H
#define NXS_CRUDE_H
#include <stdio.h>
#include <string>
#include <vcg/space/point3.h>
#include <vcg/space/box3.h>
#include "vfile.h"
namespace nxs {
class Crude {
public:
struct Face {
Face() {}
Face(unsigned int a, unsigned int b, unsigned int c) {
v[0] = a; v[1] = b; v[2] = c;
}
unsigned int v[3];
unsigned int &operator[](int k) { return v[k]; }
unsigned int *ptr() { return v; }
};
Crude(): fp(NULL), nvert(0), nface(0) {}
~Crude();
bool Create(const std::string &file, unsigned int nvert = 0,
unsigned int nface = 0);
bool Load(const std::string &file);
void Close();
void Resize(unsigned int nvert, unsigned int nface);
unsigned int Vertices();
unsigned int Faces();
vcg::Point3f &GetVertex(unsigned int i);
void SetVertex(unsigned int i, float *p);
Face &GetFace(unsigned int i);
void SetFace(unsigned int i, unsigned int *f);
vcg::Point3f GetBari(unsigned int i);
vcg::Box3f &GetBox();
protected:
VFile<vcg::Point3f> vert;
VFile<Face> face;
FILE *fp;
unsigned int nvert;
unsigned int nface;
vcg::Box3f box;
};
} //namespace
#endif