/*
# ---------------------------------------------------------------------
#
# Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image 
#                        pour la Santé)
# Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
#
#  This software is governed by the CeCILL-B license under French law and 
#  abiding by the rules of distribution of free software. You can  use, 
#  modify and/ or redistribute the software under the terms of the CeCILL-B 
#  license as circulated by CEA, CNRS and INRIA at the following URL 
#  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html 
#  or in the file LICENSE.txt.
#
#  As a counterpart to the access to the source code and  rights to copy,
#  modify and redistribute granted by the license, users are provided only
#  with a limited warranty  and the software's author,  the holder of the
#  economic rights,  and the successive licensors  have only  limited
#  liability. 
#
#  The fact that you are presently reading this means that you have had
#  knowledge of the CeCILL-B license and that you accept its terms.
# ------------------------------------------------------------------------   
*/


#include "bbPackRecalageReSlicerBox.h"
#include "bbPackRecalagePackage.h"

namespace bbPackRecalage
{

BBTK_ADD_BLACK_BOX_TO_PACKAGE(PackRecalage,ReSlicerBox)
BBTK_BLACK_BOX_IMPLEMENTATION(ReSlicerBox,bbtk::AtomicBlackBox);
void ReSlicerBox::Process()
{
	if(!bbGetInputOrigin().empty()  && bbGetInputTransform() != NULL)
	{
		//image = vtkImageChangeInformation::New();
		image->SetInput( bbGetInputIn() );
		image->SetOutputSpacing( 1,1,1 );

		if(bbGetInputCentered())
		{
			image->CenterImageOn();
		}

		//slicer =vtkImageReslice::New();
		slicer->SetInput( image->GetOutput() );
		slicer->SetInformationInput( image->GetOutput() );
		slicer->SetResliceTransform(bbGetInputTransform());
 		slicer->SetOutputOrigin( -(bbGetInputOrigin()[0]) , -(bbGetInputOrigin()[1]) , -(bbGetInputOrigin()[2]) );
		if(bbGetInputInterpolate())
		{
			slicer->InterpolateOn();
		}		
		slicer->Update();

		//imageResult = vtkImageChangeInformation::New();
		imageResult->SetInput( slicer->GetOutput() );
		double spc[3];
		bbGetInputIn()->GetSpacing(spc);
		imageResult->SetOutputSpacing( spc ); 
		imageResult->SetOutputOrigin( 0,0,0 ); 
	
		bbSetOutputOut( imageResult->GetOutput() );
	}
	else
	{
		bbSetOutputOut( NULL );
	}  
}
void ReSlicerBox::bbUserSetDefaultValues()
{ 
	std::vector<int> empty;
	bbSetInputOrigin(empty); 
    bbSetInputIn(NULL); 
    bbSetInputTransform(NULL);
    bbSetOutputOut(NULL);
	bbSetInputCentered(false);
	bbSetInputInterpolate(false);
  
}
void ReSlicerBox::bbUserInitializeProcessing()
{
 
//  THE INITIALIZATION METHOD BODY : 
//    Here does nothing  
//    but this is where you should allocate the internal/output pointers  
//    if any  
	image = vtkImageChangeInformation::New();
    slicer =vtkImageReslice::New();
	imageResult = vtkImageChangeInformation::New();
}
void ReSlicerBox::bbUserFinalizeProcessing()
{ 
	image->Delete();
	slicer->Delete();
    imageResult->Delete();
}
}
// EO namespace bbPackRecalage