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/*=========================================================================
Program: Visualization Toolkit
Module: vtkXMLStructuredGridWriter.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 "vtkXMLStructuredGridWriter.h"
#include "vtkCellData.h"
#include "vtkErrorCode.h"
#include "vtkInformation.h"
#include "vtkObjectFactory.h"
#include "vtkPointData.h"
#include "vtkStructuredGrid.h"
#define vtkXMLOffsetsManager_DoNotInclude
#include "vtkXMLOffsetsManager.h"
#undef vtkXMLOffsetsManager_DoNotInclude
vtkStandardNewMacro(vtkXMLStructuredGridWriter);
//----------------------------------------------------------------------------
vtkXMLStructuredGridWriter::vtkXMLStructuredGridWriter()
{
this->PointsOM = new OffsetsManagerGroup;
}
//----------------------------------------------------------------------------
vtkXMLStructuredGridWriter::~vtkXMLStructuredGridWriter()
{
delete this->PointsOM;
}
//----------------------------------------------------------------------------
void vtkXMLStructuredGridWriter::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
//----------------------------------------------------------------------------
vtkStructuredGrid* vtkXMLStructuredGridWriter::GetInput()
{
return static_cast<vtkStructuredGrid*>(this->Superclass::GetInput());
}
//----------------------------------------------------------------------------
void vtkXMLStructuredGridWriter::GetInputExtent(int* extent)
{
this->GetInput()->GetExtent(extent);
}
//----------------------------------------------------------------------------
const char* vtkXMLStructuredGridWriter::GetDataSetName()
{
return "StructuredGrid";
}
//----------------------------------------------------------------------------
const char* vtkXMLStructuredGridWriter::GetDefaultFileExtension()
{
return "vts";
}
//----------------------------------------------------------------------------
void vtkXMLStructuredGridWriter::AllocatePositionArrays()
{
this->Superclass::AllocatePositionArrays();
this->PointsOM->Allocate(this->NumberOfPieces,this->NumberOfTimeSteps);
}
//----------------------------------------------------------------------------
void vtkXMLStructuredGridWriter::DeletePositionArrays()
{
this->Superclass::DeletePositionArrays();
}
//----------------------------------------------------------------------------
void vtkXMLStructuredGridWriter::WriteAppendedPiece(int index,
vtkIndent indent)
{
this->Superclass::WriteAppendedPiece(index, indent);
if (this->ErrorCode == vtkErrorCode::OutOfDiskSpaceError)
{
return;
}
this->WritePointsAppended(this->GetInput()->GetPoints(), indent,
&this->PointsOM->GetPiece(index));
}
//----------------------------------------------------------------------------
void vtkXMLStructuredGridWriter::WriteAppendedPieceData(int index)
{
// Split progress range by the approximate fractions of data written
// by each step in this method.
float progressRange[2] = { 0.f, 0.f };
this->GetProgressRange(progressRange);
float fractions[3];
this->CalculateSuperclassFraction(fractions);
// Set the range of progress for the superclass.
this->SetProgressRange(progressRange, 0, fractions);
// Let the superclass write its data.
this->Superclass::WriteAppendedPieceData(index);
if (this->ErrorCode == vtkErrorCode::OutOfDiskSpaceError)
{
return;
}
// Set the range of progress for the points array.
this->SetProgressRange(progressRange, 1, fractions);
// Write the points array.
this->WritePointsAppendedData(this->GetInput()->GetPoints(),
this->CurrentTimeIndex,
&this->PointsOM->GetPiece(index));
}
//----------------------------------------------------------------------------
void vtkXMLStructuredGridWriter::WriteInlinePiece(vtkIndent indent)
{
// Split progress range by the approximate fractions of data written
// by each step in this method.
float progressRange[2] = { 0.f, 0.f };
this->GetProgressRange(progressRange);
float fractions[3];
this->CalculateSuperclassFraction(fractions);
// Set the range of progress for the superclass.
this->SetProgressRange(progressRange, 0, fractions);
// Let the superclass write its data.
this->Superclass::WriteInlinePiece(indent);
if (this->ErrorCode == vtkErrorCode::OutOfDiskSpaceError)
{
return;
}
// Set the range of progress for the points array.
this->SetProgressRange(progressRange, 1, fractions);
// Write the points array.
this->WritePointsInline(this->GetInput()->GetPoints(), indent);
}
//----------------------------------------------------------------------------
void vtkXMLStructuredGridWriter::CalculateSuperclassFraction(float* fractions)
{
int extent[6];
this->GetInputExtent(extent);
int dims[3] = {extent[1]-extent[0],
extent[3]-extent[2],
extent[5]-extent[4]};
// The amount of data written by the superclass comes from the
// point/cell data arrays.
vtkIdType superclassPieceSize =
(this->GetInput()->GetPointData()->GetNumberOfArrays()*dims[0]*dims[1]*dims[2]+
this->GetInput()->GetCellData()->GetNumberOfArrays()*(dims[0]-1)*(dims[1]-1)*(dims[2]-1));
// The total data written includes the points array.
vtkIdType totalPieceSize =
superclassPieceSize + (dims[0] * dims[1] * dims[2]);
if (totalPieceSize == 0)
{
totalPieceSize = 1;
}
fractions[0] = 0;
fractions[1] = fractions[0] + float(superclassPieceSize)/totalPieceSize;
fractions[2] = 1;
}
//----------------------------------------------------------------------------
int vtkXMLStructuredGridWriter::FillInputPortInformation(
int, vtkInformation* info)
{
info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkStructuredGrid");
return 1;
}
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