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/*=========================================================================
Program: Visualization Toolkit
Module: vtkSimplePointsWriter.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkSimplePointsWriter.h"
#include "vtkObjectFactory.h"
#include "vtkPointSet.h"
#include "vtkErrorCode.h"
#if !defined(_WIN32) || defined(__CYGWIN__)
# include <unistd.h> /* unlink */
#else
# include <io.h> /* unlink */
#endif
#include <iomanip>
vtkStandardNewMacro(vtkSimplePointsWriter);
vtkSimplePointsWriter::vtkSimplePointsWriter()
{
std::ofstream fout; // only used to extract the default precision
this->DecimalPrecision = fout.precision();
}
void vtkSimplePointsWriter::WriteData()
{
vtkPointSet *input = vtkPointSet::SafeDownCast(this->GetInput());
vtkIdType numberOfPoints = 0;
if (input)
{
numberOfPoints = input->GetNumberOfPoints();
}
// OpenVTKFile() will report any errors that happen
ostream *outfilep = this->OpenVTKFile();
if (!outfilep)
{
return;
}
ostream &outfile = *outfilep;
for(vtkIdType i = 0; i < numberOfPoints; i++)
{
double p[3];
input->GetPoint(i,p);
outfile << std::setprecision(this->DecimalPrecision)
<< p[0] << " " << p[1] << " " << p[2] << std::endl;
}
// Close the file
this->CloseVTKFile(outfilep);
// Delete the file if an error occurred
if (this->ErrorCode == vtkErrorCode::OutOfDiskSpaceError)
{
vtkErrorMacro("Ran out of disk space; deleting file: "
<< this->FileName);
unlink(this->FileName);
}
}
void vtkSimplePointsWriter::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "DecimalPrecision: " << this->DecimalPrecision << "\n";
}
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