void XC::Graph::copy(const Graph &other)
{
const size_t numVertex= other.getNumVertex();
if(numVertex>0)
{
inic(numVertex);
Graph &other_no_const= const_cast<Graph &>(other);
VertexIter &otherVertices= other_no_const.getVertices();
Vertex *vertexPtr= nullptr;
// loop through other creating vertices if tag not the same in this
while((vertexPtr = otherVertices()) != nullptr)
{
const int vertexTag= vertexPtr->getTag();
const int vertexRef= vertexPtr->getRef();
Vertex newVertex(vertexTag, vertexRef);
this->addVertex(newVertex, false);
}
// loop through other adding all the edges that exist in other
VertexIter &otherVertices2 = other_no_const.getVertices();
while((vertexPtr = otherVertices2()) != nullptr)
{
int vertexTag = vertexPtr->getTag();
const std::set<int> &adjacency= vertexPtr->getAdjacency();
for(std::set<int>::const_iterator i=adjacency.begin(); i!=adjacency.end(); i++)
{
if(this->addEdge(vertexTag, *i) < 0)
{
std::cerr << "Graph::" << __FUNCTION__
<< "; could not add an edge!\n";
return;
}
}
}
}
else
{
inic(32);
numEdge= 0;
nextFreeTag= START_VERTEX_NUM;
}
theVertexIter= VertexIter(&myVertices);
}
VboMesh::VertexIter VboMesh::mapVertexBuffer()
{
return VertexIter( *this );
}
