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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkStructuredGridWriter.cxx,v $
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 "vtkStructuredGridWriter.h"
#include "vtkInformation.h"
#include "vtkObjectFactory.h"
#include "vtkStructuredGrid.h"
#include "vtkUnsignedCharArray.h"
#if !defined(_WIN32) || defined(__CYGWIN__)
# include <unistd.h> /* unlink */
#else
# include <io.h> /* unlink */
#endif
vtkCxxRevisionMacro(vtkStructuredGridWriter, "$Revision: 1.40 $");
vtkStandardNewMacro(vtkStructuredGridWriter);
void vtkStructuredGridWriter::WriteData()
{
ostream *fp;
vtkStructuredGrid *input= vtkStructuredGrid::SafeDownCast(this->GetInput());
int dim[3];
vtkDebugMacro(<<"Writing vtk structured grid...");
if ( !(fp=this->OpenVTKFile()) || !this->WriteHeader(fp) )
{
if (fp)
{
vtkErrorMacro("Ran out of disk space; deleting file: "
<< this->FileName);
this->CloseVTKFile(fp);
unlink(this->FileName);
}
return;
}
// Write structured grid specific stuff
//
*fp << "DATASET STRUCTURED_GRID\n";
// Write data owned by the dataset
if (!this->WriteDataSetData(fp, input))
{
vtkErrorMacro("Ran out of disk space; deleting file: " << this->FileName);
this->CloseVTKFile(fp);
unlink(this->FileName);
return;
}
input->GetDimensions(dim);
*fp << "DIMENSIONS " << dim[0] << " " << dim[1] << " " << dim[2] << "\n";
if (!this->WritePoints(fp, input->GetPoints()))
{
vtkErrorMacro("Ran out of disk space; deleting file: " << this->FileName);
this->CloseVTKFile(fp);
unlink(this->FileName);
return;
}
// If blanking, write that information out
if ( input->GetPointBlanking() )
{
if (!this->WriteBlanking(fp, input))
{
vtkErrorMacro("Ran out of disk space; deleting file: "
<< this->FileName);
this->CloseVTKFile(fp);
unlink(this->FileName);
return;
}
}
if (!this->WriteCellData(fp, input))
{
vtkErrorMacro("Ran out of disk space; deleting file: " << this->FileName);
this->CloseVTKFile(fp);
unlink(this->FileName);
return;
}
if (!this->WritePointData(fp, input))
{
vtkErrorMacro("Ran out of disk space; deleting file: " << this->FileName);
this->CloseVTKFile(fp);
unlink(this->FileName);
return;
}
this->CloseVTKFile(fp);
}
int vtkStructuredGridWriter::WriteBlanking(ostream *fp, vtkStructuredGrid *grid)
{
vtkUnsignedCharArray *blanking=grid->GetPointVisibilityArray();
int numPts = grid->GetNumberOfPoints();
*fp << "BLANKING " << numPts;
return this->WriteArray(fp, VTK_UNSIGNED_CHAR, blanking, " %s\n", numPts, 1);
}
int vtkStructuredGridWriter::FillInputPortInformation(int,
vtkInformation *info)
{
info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkStructuredGrid");
return 1;
}
vtkStructuredGrid* vtkStructuredGridWriter::GetInput()
{
return vtkStructuredGrid::SafeDownCast(this->Superclass::GetInput());
}
vtkStructuredGrid* vtkStructuredGridWriter::GetInput(int port)
{
return vtkStructuredGrid::SafeDownCast(this->Superclass::GetInput(port));
}
void vtkStructuredGridWriter::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
}
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