RegularGridWriter.cpp

/*

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 contributors may be used to endorse or promote products derived from this
 software without specific prior written permission.

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 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 */

#include "Exception.hpp"
#include <boost/filesystem.hpp>
#define _BACKWARD_BACKWARD_WARNING_H 1 //Cut out the vtk deprecated warning
#include <vtkXMLImageDataWriter.h>
#include <vtkVersion.h>
#include "PetscTools.hpp"
#include "RegularGridWriter.hpp"

RegularGridWriter::RegularGridWriter()
    : mpVtkImage(vtkSmartPointer<vtkImageData>::New()),
      mFilepath()
{

}

boost::shared_ptr<RegularGridWriter> RegularGridWriter::Create()
{
    MAKE_PTR(RegularGridWriter, pSelf);
    return pSelf;
}

RegularGridWriter::~RegularGridWriter()
{

}

void RegularGridWriter::SetImage(vtkSmartPointer<vtkImageData> pImage)
{
    mpVtkImage = pImage;
}

void RegularGridWriter::SetFilename(const std::string& filename)
{
    mFilepath = filename;
}

void RegularGridWriter::Write()
{
    if(mFilepath == "")
    {
        EXCEPTION("Output file not specified for image writer.");
    }

    if(!mpVtkImage)
    {
        EXCEPTION("Output image not set for image writer.");
    }

    if(PetscTools::AmMaster())
    {
        vtkSmartPointer<vtkXMLImageDataWriter> p_writer1 = vtkSmartPointer<vtkXMLImageDataWriter>::New();
        p_writer1->SetFileName(mFilepath.c_str());
        #if VTK_MAJOR_VERSION <= 5
            p_writer1->SetInput(mpVtkImage);
        #else
            p_writer1->SetInputData(mpVtkImage);
        #endif
        p_writer1->Update();
        p_writer1->Write();
    }
}