#include "bbUtilitiesCatGreyLevels.h"
#include "bbUtilitiesPackage.h"
namespace bbUtilities
{

BBTK_ADD_BLACK_BOX_TO_PACKAGE(Utilities,CatGreyLevels)
BBTK_BLACK_BOX_IMPLEMENTATION(CatGreyLevels,bbtk::AtomicBlackBox);
void CatGreyLevels::Process()
{
	int num = bbGetInputIn();
	double a=-1;
	if(num == 0){
		a = GREY;
		bbSetOutputOut( a );
	}else if(num == 1){
		a = GREY+STD;
		bbSetOutputOut( a );
	}else if(num == 2){
		a = GREY+2*STD;
		bbSetOutputOut( a );
	}else if(num == 3){
		a = GREY-STD;
		bbSetOutputOut( a );
	}else if(num == 4){
		a = GREY-2*STD;
		bbSetOutputOut( a );
	}else{ 
		vtkImageData* img = bbGetInputImage();
		std::vector<int> poi = bbGetInputPoint();
		
		if(!poi.empty()&&img!=NULL){
			int x = poi[0];
			int y = poi[1];
			int z = poi[2];

			unsigned short* imgpoi = (unsigned short*)img->GetScalarPointer(x, y, z);
            int gl = *imgpoi;		
            
			if(num == 5){
				a = gl*0.8;
				bbSetOutputOut( a );
			}else if(num == 6){
				a = gl*0.4;
				bbSetOutputOut( a );
			}
		}else{
			std::cout<<"Image or point NULL"<<std::endl;
		}
	} 
	cout<<"GL= "<<a<<std::endl;
}
void CatGreyLevels::bbUserSetDefaultValues()
{

}
void CatGreyLevels::bbUserInitializeProcessing()
{

}
void CatGreyLevels::bbUserFinalizeProcessing()
{

}
}
// EO namespace bbUtilities