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x3dGLMapVisitor.cpp

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#include "x3dGLMapVisitor.h"
#include "x3dGLMapStateVariables.h"
#include <animal/engine/EngineNode.h>
#include <iostream>
// #include <X3DTK/private/X3D_Coordinate.h>
// #include <X3DTK/private/X3D_Transform.h>
// #include <X3DTK/private/X3D_X3DGeometryNode.h>
// #include <animal/vector.h>

namespace X3DTK
{
namespace GL
{

X3DGLMapVisitor::X3DGLMapVisitor()
{
    // Enter functions.
    defineEnterFunction(&X3DGLMapVisitor::enterX3DNode);
}

X3DGLMapVisitor::~X3DGLMapVisitor()
{}

void X3DGLMapVisitor::enterX3DNode(X3DNode * N)
{
    //std::cout<<"X3DGLMapVisitor::enterX3DNode named " << N->getName() << std::endl;
    X3DGLMapStateVariables * _stateVariables = Singleton<X3DGLMapStateVariables>::getInstance();

    if(X3D::X3DNode * X3D_N = N->getX3DReference())
        (*_stateVariables->getX3dGLMap())[X3D_N].push_back(N);
    else
        std::cout<<"X3DGLMapVisitor::enterX3DNode, no X3D reference to GL node named " << N->getName() << std::endl;

/*    // Identify the nodes modified by the engine
    X3DTK::X3D::EngineNode* engineNode = dynamic_cast<X3DTK::X3D::EngineNode*>(N);
    if(engineNode)
    {
        std::cout<<"X3DGLMapVisitor::enterX3DNode found engine node named "<<engineNode->getName() << std::endl;
    typedef X3DTK::X3D::X3D_X3DNodeList NodeList;
        NodeList outputs;
        engineNode->declareOutputs(outputs);
        X3DTK::X3DGLMap *x3dGLMap = _stateVariables->getX3dGLMap();
        for(NodeList::iterator n; n!=outputs.end(); ++n )
        {
            if( X3DTK::X3D::Coordinate* c = dynamic_cast<X3DTK::X3D::Coordinate*>(*n) )
            {
                // find the Geometry nodes linked to this Coordinate node
                MFNode parents = c->getParentList();
                for( MFNode::iterator p=parents.begin(); p!=parents.end(); ++p)
                {
                    if( X3DTK::X3D::X3DGeometryNode* g = dynamic_cast<X3DTK::X3D::X3DGeometryNode*>(*p) )
                    {
                        // add its corresponding gl nodes to the list glNodeToUpdate
                        for (std::list<GL::X3DNode *>::iterator i= (*x3dGLMap)[g].begin(); i!=(*x3dGLMap)[g].end(); ++i)
                        {
                            _stateVariables->engineUpdates[engineNode].push_back(*i);
                        }
                    }
                }
            }
            else if( X3DTK::X3D::Transform* t = dynamic_cast<X3DTK::X3D::Transform*>(*n) )
            {
                // add its corresponding gl nodes to the list glNodeToUpdate
                for (std::list<GL::X3DNode *>::iterator i= (*x3dGLMap)[t].begin(); i!=(*x3dGLMap)[t].end(); ++i)
                {
                    _stateVariables->engineUpdates[engineNode].push_back(*i);
                }
            }
            else
            {
                std::cout<<"X3DGLMapVisitor::enterX3DNode, engine "<< engineNode->getName() <<", can not find gl update to perform for output "<< (*n)->getName() << std::endl;
            }

        }

    }
    else {
        std::cout<<"X3DGLMapVisitor::enterX3DNode found non-engine node named "<<N->getName() << std::endl;
    }*/
}
}//GL
}//X3DTK

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