#include "bbvtkBinaryOperations.h"
#include "bbvtkPackage.h"
namespace bbvtk
{


BBTK_ADD_BLACK_BOX_TO_PACKAGE(vtk,BinaryOperations)
BBTK_BLACK_BOX_IMPLEMENTATION(BinaryOperations,bbtk::AtomicBlackBox);
void BinaryOperations::Process()
{

// THE MAIN PROCESSING METHOD BODY
//   Here we simply set the input 'In' value to the output 'Out'
//   And print out the output value
// INPUT/OUTPUT ACCESSORS ARE OF THE FORM :
//    void bbSet{Input|Output}NAME(const TYPE&)
//    const TYPE& bbGet{Input|Output}NAME() const
//    Where :
//    * NAME is the name of the input/output
//      (the one provided in the attribute 'name' of the tag 'input')
//    * TYPE is the C++ type of the input/output
//      (the one provided in the attribute 'type' of the tag 'input')

	if (bbGetInputIn1() == NULL)
	{
		std::cout << "Set In1 at least" << std::endl;
		return;
	}

	ope->SetInput1((vtkDataObject*)bbGetInputIn1());

	if (bbGetInputIn2() != NULL)
	{
		ope->SetInput2((vtkDataObject*)bbGetInputIn2());

	}
	else
	{
	    std::cout << "Set In2" << std::endl;
        return;
	}



	switch (bbGetInputOperation())
	{
		case 0:
				ope->SetOperationToAdd();
		break;
		case 1:
				ope->SetOperationToSubtract();

		break;
		case 2:
				ope->SetOperationToMultiply();
		break;
		case 3:
				ope->SetOperationToDivide();
		break;
		default:
			std::cout << "Invalid Operation" << std::endl;
			return;
		break;
	}

	ope->Update();
	vtkImageData* salida = ope->GetOutput();

	bbSetOutputOut(salida);
	bbSignalOutputModification();

}
void BinaryOperations::crearPredeterminado()
{
	int ext[6];
	vtkImageData* inicial = bbGetInputIn1();


	if (constante == NULL)
	{
		inicial->GetExtent(ext);
		constante = vtkImageData::New();
		constante->SetExtent(ext);
		constante->SetScalarType(inicial->GetScalarType());
		constante->AllocateScalars();
		constante->Update();
	}

	for (int i=ext[0]; i<=ext[1]; i++)
	{
		for (int j=ext[2]; j<=ext[3]; j++)
		{
			for (int k=ext[4]; k<=ext[5]; k++)
			{
				unsigned short* value = (unsigned short*)constante->GetScalarPointer(i,j,k);
				*value = bbGetInputInConstant();
			}
		}
	}
}


void BinaryOperations::bbUserSetDefaultValues()
{

//  SET HERE THE DEFAULT INPUT/OUTPUT VALUES OF YOUR BOX
//    Here we initialize the input 'In' to 0
   bbSetInputIn1(NULL);
   bbSetInputIn2(NULL);
   bbSetOutputOut(NULL);
   bbSetInputInConstant(0);
   ope = vtkImageMathematics::New();
   constante = NULL;
}
void BinaryOperations::bbUserInitializeProcessing()
{

//  THE INITIALIZATION METHOD BODY :
//    Here does nothing
//    but this is where you should allocate the internal/output pointers
//    if any


}
void BinaryOperations::bbUserFinalizeProcessing()
{

//  THE FINALIZATION METHOD BODY :
//    Here does nothing
//    but this is where you should desallocate the internal/output pointers
//    if any

}
}
// EO namespace bbvtk