C++ WOEdge::setOwner方法代码示例

WShape::WShape(WShape& iBrother)
{
	_Id = iBrother.GetId();
	_Name = iBrother._Name;
	_FrsMaterials = iBrother._FrsMaterials;
	_meanEdgeSize = iBrother._meanEdgeSize;
	iBrother.bbox(_min, _max);
	vector<WVertex *>& vertexList = iBrother.getVertexList();
	vector<WVertex *>::iterator v = vertexList.begin(), vend = vertexList.end();
	for (; v != vend; ++v) {
		//WVertex *newVertex = new WVertex(*(*v));
		WVertex *newVertex = (*v)->duplicate();

		newVertex->setShape(this);
		AddVertex(newVertex);
	}

	vector<WEdge *>& edgeList = iBrother.getEdgeList();
	vector<WEdge *>::iterator e = edgeList.begin(), eend = edgeList.end();
	for (; e != eend; ++e) {
		//WEdge *newEdge = new WEdge(*(*e));
		WEdge *newEdge = (*e)->duplicate();
		AddEdge(newEdge);
	}

	vector<WFace *>& faceList = iBrother.GetFaceList();
	vector<WFace *>::iterator f = faceList.begin(), fend = faceList.end();
	for (; f != fend; ++f) {
		//WFace *newFace = new WFace(*(*f));
		WFace *newFace = (*f)->duplicate();
		AddFace(newFace);
	}

	// update all pointed addresses thanks to the newly created objects:
	vend = _VertexList.end();
	for (v = _VertexList.begin(); v != vend; ++v) {
		const vector<WEdge *>& vedgeList = (*v)->GetEdges();
		vector<WEdge *> newvedgelist;
		unsigned int i;
		for (i = 0; i < vedgeList.size(); i++) {
			WEdge *current = vedgeList[i];
			edgedata *currentvedata = (edgedata *)current->userdata;
			newvedgelist.push_back(currentvedata->_copy);
		}
		(*v)->setEdges(newvedgelist);
	}

	eend = _EdgeList.end();
	for (e = _EdgeList.begin(); e != eend; ++e) {
		// update aOedge:
		WOEdge *aoEdge = (*e)->GetaOEdge();
		aoEdge->setaVertex(((vertexdata *)(aoEdge->GetaVertex()->userdata))->_copy);
		aoEdge->setbVertex(((vertexdata *)(aoEdge->GetbVertex()->userdata))->_copy);
		if (aoEdge->GetaFace())
			aoEdge->setaFace(((facedata *)(aoEdge->GetaFace()->userdata))->_copy);
		aoEdge->setbFace(((facedata *)(aoEdge->GetbFace()->userdata))->_copy);
		aoEdge->setOwner(((edgedata *)(aoEdge->GetOwner()->userdata))->_copy);

		// update bOedge:
		WOEdge *boEdge = (*e)->GetbOEdge();
		if (boEdge) {
			boEdge->setaVertex(((vertexdata *)(boEdge->GetaVertex()->userdata))->_copy);
			boEdge->setbVertex(((vertexdata *)(boEdge->GetbVertex()->userdata))->_copy);
			if (boEdge->GetaFace())
				boEdge->setaFace(((facedata *)(boEdge->GetaFace()->userdata))->_copy);
			boEdge->setbFace(((facedata *)(boEdge->GetbFace()->userdata))->_copy);
			boEdge->setOwner(((edgedata *)(boEdge->GetOwner()->userdata))->_copy);
		}
	}

	fend = _FaceList.end();
	for (f = _FaceList.begin(); f != fend; ++f) {
		unsigned int i;
		const vector<WOEdge *>& oedgeList = (*f)->getEdgeList();
		vector<WOEdge *> newoedgelist;

		unsigned int n = oedgeList.size();
		for (i = 0; i < n; i++) {
			WOEdge *current = oedgeList[i];
			oedgedata *currentoedata = (oedgedata *)current->userdata;
			newoedgelist.push_back(currentoedata->_copy);
			//oedgeList[i] = currentoedata->_copy;
			//oedgeList[i] = ((oedgedata *)(oedgeList[i]->userdata))->_copy;
		}
		(*f)->setEdgeList(newoedgelist);
	}

	// Free all memory (arghh!)
	// Vertex
	vend = iBrother.getVertexList().end();
	for (v = iBrother.getVertexList().begin(); v != vend; ++v) {
		delete (vertexdata *)((*v)->userdata);
		(*v)->userdata = NULL;
	}

	// Edges and OEdges:
	eend = iBrother.getEdgeList().end();
	for (e = iBrother.getEdgeList().begin(); e != eend; ++e) {
		delete (edgedata *)((*e)->userdata);
		(*e)->userdata = NULL;
//.........这里部分代码省略.........

WOEdge *WFace::MakeEdge(WVertex *v1, WVertex *v2)
{
	// First check whether the same oriented edge already exists or not:
	vector<WEdge *>& v1Edges = v1->GetEdges();
	for (vector<WEdge*>::iterator it1 = v1Edges.begin(), end = v1Edges.end(); it1 != end; it1++) {
		WEdge *we = (*it1);
		WOEdge *woea = we->GetaOEdge();

		//if ((*it1)->GetbVertex() == v2) {
		if ((woea->GetaVertex() == v1) && (woea->GetbVertex() == v2)) {
			// The oriented edge already exists
			cerr << "Warning: edge " << v1->GetId() << " - " << v2->GetId() << " appears twice, correcting" << endl;
			// Adds the edge to the face
			//AddEdge((*it1)->GetaOEdge());
			AddEdge(woea);
			(*it1)->setNumberOfOEdges((*it1)->GetNumberOfOEdges() + 1);
			//sets these vertices as border:
			v1->setBorder(true);
			v2->setBorder(true);
			//return (*it1)->GetaOEdge();
			return woea;
		}

		WOEdge *woeb = we->GetbOEdge();
		//if ((*it1)->GetbVertex() == v2)
		if (woeb && (woeb->GetaVertex() == v1) && (woeb->GetbVertex() == v2)) {
			// The oriented edge already exists
			cerr << "Warning: edge " << v1->GetId() << " - " << v2->GetId() << " appears twice, correcting" << endl;
			// Adds the edge to the face
			//AddEdge((*it1)->GetaOEdge());
			AddEdge(woeb);
			(*it1)->setNumberOfOEdges((*it1)->GetNumberOfOEdges() + 1);
			//sets these vertices as border:
			v1->setBorder(true);
			v2->setBorder(true);
			//return (*it1)->GetaOEdge();
			return woeb;
		}
	}

	// the oriented edge we're about to build
	WOEdge *pOEdge = new WOEdge;
	// The edge containing the oriented edge.
	WEdge *edge;

	// checks whether this edge already exists or not
	// If it exists, it points outward v2
	bool exist = false;
	WOEdge *pInvertEdge = NULL; // The inverted edge if it exists
	vector<WEdge *>& v2Edges = v2->GetEdges();
	vector<WEdge *>::iterator it;
	for (it = v2Edges.begin(); it != v2Edges.end(); it++) {
		if ((*it)->GetbVertex() == v1) {
			// The invert edge already exists
			exist = true;
			pInvertEdge = (*it)->GetaOEdge();
			break;
		}
	}

	//DEBUG:
	if (true == exist) { // The invert edge already exists
		// Retrieves the corresponding edge
		edge = pInvertEdge->GetOwner();

		// Sets the a Face (retrieved from pInvertEdge
		pOEdge->setaFace(pInvertEdge->GetbFace());

		// Updates the invert edge:
		pInvertEdge->setaFace(this);
	}
	else { // The invert edge does not exist yet
		// we must create a new edge
		//edge = new WEdge;
		edge = instanciateEdge();

		// updates the a,b vertex edges list:
		v1->AddEdge(edge);
		v2->AddEdge(edge);
	}

	pOEdge->setOwner(edge);
	// Add the vertices:
	pOEdge->setaVertex(v1);
	pOEdge->setbVertex(v2);

	// Debug:
	if (v1->GetId() == v2->GetId())
		cerr << "Warning: edge " << this << " null with vertex " << v1->GetId() << endl;

	edge->AddOEdge(pOEdge);
	//edge->setNumberOfOEdges(edge->GetNumberOfOEdges() + 1);

	// Add this face (the b face)
	pOEdge->setbFace(this);

	// Adds the edge to the face
	AddEdge(pOEdge);

	return pOEdge;
//.........这里部分代码省略.........