#include "X3D_MyBBoxUpdaterGeometry3DVisitor.h"
#include "X3D_Icosahedron.h"

#include <iostream>

using namespace std;

namespace X3DTK {
namespace X3D {

MyBBoxUpdaterGeometry3DVisitor::MyBBoxUpdaterGeometry3DVisitor()
: BBoxUpdaterGeometry3DVisitor()
{
  // Defines the new enter function for the X3DAbstractNode.
  define(Recorder<Icosahedron>::getEnterFunction(&MyBBoxUpdaterGeometry3DVisitor::enterIcosahedron));
}

void MyBBoxUpdaterGeometry3DVisitor::enterIcosahedron(Icosahedron *I)
{
  // StateVariables assignation
  BBoxUpdaterStateVariables *stateVariables = Singleton<BBoxUpdaterStateVariables>::getInstance();
  
  // Checking whether the BBox of the node has already been computed or not.
  BBox *BB = stateVariables->getBBox(I);
  if (BB == 0)
  {
    // Creating a new BBox.
    BB = new BBox(SFVec3f(0.0f, 0.0f, 0.0f), SFVec3f(I->getRadius(), I->getRadius(), I->getRadius()));
    // Recording the couple (I, BB) to avoid to create a new BBox 
    // if I is visited a second time. 
    stateVariables->addBBox(I, BB);
    // Setting the current BBox.
    stateVariables->setShapeBBox(*BB);
  }
}

}
}