fileio.cpp

/******************************************************/
/*                                                    */
/* fileio.cpp - file I/O                              */
/*                                                    */
/******************************************************/
/* Copyright 2020,2022 Pierre Abbat.
 * This file is part of Wolkenbase.
 *
 * Wolkenbase 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 3 of the License, or
 * (at your option) any later version.
 *
 * Wolkenbase 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Wolkenbase. If not, see <http://www.gnu.org/licenses/>.
 */
#include "fileio.h"
#include "cloud.h"
#include "threads.h"
using namespace std;

string noExt(string fileName)
{
  long long slashPos,dotPos; // npos turns into -1, which is convenient
  string between;
  slashPos=fileName.rfind('/');
  dotPos=fileName.rfind('.');
  if (dotPos>slashPos)
  {
    between=fileName.substr(slashPos+1,dotPos-slashPos-1);
    if (between.find_first_not_of('.')>between.length())
      dotPos=-1;
  }
  if (dotPos>slashPos)
    fileName.erase(dotPos);
  return fileName;
}

string extension(string fileName)
{
  long long slashPos,dotPos; // npos turns into -1, which is convenient
  string between;
  slashPos=fileName.rfind('/');
  dotPos=fileName.rfind('.');
  if (dotPos>slashPos)
  {
    between=fileName.substr(slashPos+1,dotPos-slashPos-1);
    if (between.find_first_not_of('.')>between.length())
      dotPos=-1;
  }
  if (dotPos>slashPos)
    fileName.erase(0,dotPos);
  else
    fileName="";
  return fileName;
}

string baseName(string fileName)
{
  long long slashPos;
  slashPos=fileName.rfind('/');
  return fileName.substr(slashPos+1);
}

void deleteFile(string fileName)
{
  remove(fileName.c_str());
}

#ifdef XYZ
#include "ply.h"
#include "xyzfile.h"

int readCloud(string &inputFile,double inUnit,int flags)
{
  int i,already=cloud.size(),ret=0;
  readPly(inputFile);
  if (cloud.size()>already)
    ret=RES_LOAD_PLY;
  if (cloud.size()==already)
  {
    readXyzText(inputFile);
    if (cloud.size()>already)
      ret=RES_LOAD_XYZ;
  }
  if (cloud.size()>already)
    cout<<"Read "<<cloud.size()-already<<" dots\n";
  for (i=already;i<cloud.size();i++)
    cloud[i]*=inUnit;
  return ret;
}
#endif