Files
igl/writeOFF.h
T
2011-09-02 17:25:01 +00:00

34 lines
851 B
C++

//
// IGL Lib - Simple C++ mesh library
//
// Copyright 2011, Daniele Panozzo. All rights reserved.
#ifndef WRITEOFF_H
#define WRITEOFF_H
#include <Eigen/Core>
#include <string>
namespace igl
{
// write mesh to an ascii off file
void writeOFF (std::string fname, Eigen::MatrixXd& V, Eigen::MatrixXi& F)
{
FILE *fp = fopen (fname.c_str(), "w");
if (!fp)
fprintf (stderr, "writeOFF(): could not open file %s", fname.c_str());
fprintf (fp, "OFF\n%d %d 0\n", (int) V.rows(), (int) F.rows());
for (unsigned i = 0; i < V.rows(); i++)
fprintf (fp, "%f %f %f\n", V(i,0), V(i,1), V(i,2));
for (unsigned i = 0; i < F.rows(); i++)
fprintf (fp, "3 %d %d %d\n", F(i,0), F(i,1), F(i,2));
fclose (fp);
}
}
#endif