//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
#include "bbcreaVtkScalarsToColors.h"
#include "bbcreaVtkPackage.h"

namespace bbcreaVtk
{

BBTK_ADD_BLACK_BOX_TO_PACKAGE(creaVtk,ScalarsToColors)
BBTK_BLACK_BOX_IMPLEMENTATION(ScalarsToColors,bbtk::AtomicBlackBox);
//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
void ScalarsToColors::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')

//    bbSetOutputOut( bbGetInputIn() );
//    std::cout << "Output value = " <<bbGetOutputOut() << std::endl;
  
   if (firsttime==true)
	{
		firsttime=false;

		// Create the color map
		if (bbGetInputType()==0)
		{
			_colorLookupTable = vtkLookupTable::New();
	   	_colorLookupTable->Build();
  		   double rgba1[4];
		   double rgba2[4];
		   for (int iLookTable = 0; iLookTable<128; iLookTable++)
	 	   {
		  		_colorLookupTable->GetTableValue(      iLookTable, rgba1);
		  		_colorLookupTable->GetTableValue(256-1-iLookTable, rgba2);

  		  		_colorLookupTable->SetTableValue(256-1-iLookTable , rgba1[0],rgba1[1],rgba1[2],rgba1[3]);
	  	 	 	_colorLookupTable->SetTableValue(      iLookTable , rgba2[0],rgba2[1],rgba2[2],rgba2[3]);
			} // for iLookTable	
		} // if
  } // firsttime

  if (bbGetInputRange().size()==2)
  {
    _colorLookupTable->SetTableRange( bbGetInputRange()[0],bbGetInputRange()[1]);
  } else {
    _colorLookupTable->SetTableRange( 0,1 );
  }
  
  double rgb[3];
  _colorLookupTable->GetColor( bbGetInputScalarValue() , rgb );
  std::vector<double>colorRGB;
  colorRGB.push_back( rgb[0] );
  colorRGB.push_back( rgb[1] );
  colorRGB.push_back( rgb[2] );

  bbSetOutputColor( colorRGB );
  bbSetOutputLookupTable(_colorLookupTable);
  
}
//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
void ScalarsToColors::bbUserSetDefaultValues()
{

//  SET HERE THE DEFAULT INPUT/OUTPUT VALUES OF YOUR BOX 
//    Here we initialize the input 'In' to 0
   bbSetInputType(0);
   std::vector<double>range;
   range.push_back( 0 );
   range.push_back( 1 );
	bbSetInputRange(range);
   bbSetInputScalarValue(0);
   firsttime=true;
  
   _colorLookupTable=NULL;
}
//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
void ScalarsToColors::bbUserInitializeProcessing()
{

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

  
}
//===== 
// Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
//===== 
void ScalarsToColors::bbUserFinalizeProcessing()
{

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