COMPASSi/trunk/code/projects/OCC/OCCLib/CutSurfaceAlgo.cpp

#include "Stdafx.h"
#include "CutSurfaceAlgo.h"
#include "SplitAllInsectionCurves.h"
#include "TopExp_Explorer.hxx"
#include "GProp_GProps.hxx"
#include "TopoDS_Face.hxx"
#include "BRepGProp.hxx"
#include "BRepAlgoAPI_Section.hxx"
#include "list"

//#include "BOPTools_Tools2D.hxx"  //XUEFENG DELETE 202009

#include "Bnd_Box.hxx"


using namespace std;

CutSurfaceAlgo::CutSurfaceAlgo(void)
{
	isDone = false;
}

CutSurfaceAlgo::CutSurfaceAlgo( TopoDS_Shape s1, TopoDS_Shape s2)
{
	shell1 = s1;
	shell2 = s2;
	isDone = false;
	this->cutPoint = gp_Pnt(0,0,0);
}

bool CutSurfaceAlgo::IsDone()
{
	return isDone;
}

TopoDS_Shape CutSurfaceAlgo::GetResult()
{
	TopoDS_Shape shape;
	if(isDone)
	{
		shape = this->result;
	}
	return shape;
}

void CutSurfaceAlgo::Perform()
{
	vector<TopoDS_Shell> shellSet;
	TrimSurfaceTranslateInsec(shellSet);
	//result = sectionWire;
	//return ;
	//形心法判断去留，失败
	//double distanceMax= -1;
	//int index = -1;
	//
	//for(int i = 0; i < (int)shellSet.size(); i++)
	//{
	//	TopoDS_Vertex v = BRepBuilderAPI_MakeVertex(cutPoint).Vertex();
	//	BRepExtrema_DistShapeShape dis(v, shellSet[i]);
	//	double distance = dis.Value();
	//	if(distance > distanceMax)
	//	{
	//		index = i;
	//		distanceMax = distance;
	//	}
	//}
	//if(index > -1)
	//{
	//	this->result = shellSet[index];
	//    isDone = true;
	//}
	////static int ii = 0;
	////this->result = shellSet[ii++];

	double distanceMin= 1000000;
	int index = -1;
	vector<TopoDS_Shell> shells;
	for(int i = 0; i < (int)shellSet.size(); i++)
	{
		bool isSave = true;
		GProp_GProps System;
		gp_Pnt G1;
		BRepGProp::SurfaceProperties(shellSet[i],System);
		G1 = System.CentreOfMass ();

		BRepExtrema_DistShapeShape dis(BRepBuilderAPI_MakeVertex(this->cutPoint), shellSet[i]);
		dis.Perform();
		double distance = dis.Value();
		if(distance < distanceMin)
		{
			index = i;
			distanceMin = distance;
		}

		if(distance < Precision::Confusion())
		{
			shells.push_back(shellSet[i]);
			continue;
		}

		////获取判断点集合，体中心和边的顶点
		//vector<gp_Pnt> pSet;
		//pSet.push_back(G1);

		//for(TopExp_Explorer ex(shellSet[i], TopAbs_EDGE); ex.More();ex.Next())
		//{
		//	TopoDS_Edge edge = TopoDS::Edge(ex.Current());
		//	gp_Pnt p1, p2;
		//	GetEdgeStartEndPoint(edge, p1,p2);
		//	pSet.push_back(p1);
		//	pSet.push_back(p2);
		//}


		//for(int j = 0; j < pSet.size(); j++)
		//{
		//	TopoDS_Edge edge = BRepBuilderAPI_MakeEdge(this->cutPoint, pSet[j]);
		//	BRepExtrema_DistShapeShape inter(edge,this->shell2);
		//	inter.Perform();
		//	//有交点
		//	if(inter.Value() < Precision::Confusion() * 100)
		//	{
		//		gp_Pnt p = inter.PointOnShape1(1);
		//		//交点是线的端点，正常线
		//		if(p.Distance(pSet[j]) < Precision::Confusion() * 100)
		//		{
		//			continue;
		//		}
		//		isSave = false;
		//		break;
		//	}
		//}

		//if(isSave)
		//{
		//	shells.push_back(shellSet[i]);
		//}
	}//形心法判断去留，失败

	if(shells.size() == 0)
	{
		if(index > -1)
		{
			shells.push_back(shellSet[index]);
		}
	}

	TopoDS_Compound c;
	BRep_Builder b;
	b.MakeCompound(c);
	for(int i = 0; i < shells.size(); i++)
	{
		b.Add(c, shells[i]);
	}
	this->result = c;
	isDone = true;
	return;
}

void CutSurfaceAlgo::SetCutPoint(gp_Pnt p)
{
	this->cutPoint = p;
}

void CutSurfaceAlgo::TrimSurfaceTranslateInsec(vector<TopoDS_Shell>& shellSet)
{
	TrimSurfaceTranslateInsec(shell1, shell2, shellSet);
}

void CutSurfaceAlgo::TrimSurfaceTranslateInsec(TopoDS_Shape TopoSrf,TopoDS_Shape TopoTemp, vector<TopoDS_Shell>& shellSet)
{
	TopoDS_Shape TopoShape;

	std::map<int, TopoDS_Face> faceSet;
	TopoDS_Compound compLine;

	BRep_Builder builder,builder1;
	builder.MakeCompound(compLine);

	int faceCount = 0;
	int faceIndex = 0;

	vector<TopoDS_Face> faces;

	if(TopoSrf.ShapeType() == TopAbs_FACE)
	{
		faces.push_back(TopoDS::Face(TopoSrf));
	}
	else
	{
		for(TopExp_Explorer ex(TopoSrf,TopAbs_FACE); ex.More(); ex.Next())
		{
			faces.push_back(TopoDS::Face(ex.Current()));
		}
	}
	for(int m = 0; m < faces.size(); m++)
	{
		faceIndex++;
		//if(m!=194)
		//{
		//	continue;
		//}
		TopoDS_Face Face = faces[m];

		list<TopoDS_Face> listFaces;
		listFaces.push_back(Face);

		std::vector<TopoDS_Edge> faceBorder; // 面的边界
		for(TopExp_Explorer ex_face(Face, TopAbs_EDGE);ex_face.More();ex_face.Next())
		{
			TopoDS_Edge edge = TopoDS::Edge(ex_face.Current());
			gp_Pnt p1,p2;
			GetEdgeStartEndPoint(edge,p1,p2);
			if(p1.Distance(p2) < Precision::Confusion())
			{
				continue;
			}
			faceBorder.push_back(edge);
		}

		TopoDS_Shape splitResult;

		try
		{
			BRepAlgoAPI_Section asect(Face,TopoTemp,Standard_False); 
			asect.ComputePCurveOn1(Standard_True);
			//asect.ComputePCurveOn2(Standard_True);
			asect.Approximation(Standard_True);
			asect.Build();

			if(!asect.IsDone())
			{
				//faceSet.insert(make_pair(faceSet.size(), face));
				//continue;
				throw Face;
			}
			splitResult = asect.Shape();
			//throw splitResult;
		}
		catch (Standard_Failure)
		{
			TopoDS_Compound c; 
			TopoDS_Shell s1, s2;
			BRep_Builder b;

			b.MakeShell(s1);
			b.Add(s1, Face);

			if(TopoTemp.ShapeType() == TopAbs_FACE)
			{
				b.MakeShell(s2);
				b.Add(s2, TopoTemp);
			}
			else
			{
				s2 = TopoDS::Shell(TopoTemp);
			}

			b.MakeCompound(c);
			b.Add(c, s1);
			b.Add(c, s2);

			BRepTools::Write(c, "C:\\tt1.brep");


			try
			{
				TopoDS_Shape shape = CheckSectionShape(Face, TopoTemp);
				BRepAlgoAPI_Section asect(Face,shape,Standard_False); 
				asect.ComputePCurveOn1(Standard_True);
				//asect.ComputePCurveOn2(Standard_True);
				asect.Approximation(Standard_True);
				asect.Build();

				if(!asect.IsDone())
				{
					//faceSet.insert(make_pair(faceSet.size(), face));
					//continue;
					throw Face;
				}
				splitResult = asect.Shape();
				//throw splitResult;
			}
			catch (Standard_Failure)
			{
				throw Face;
			}
		}
		if(splitResult.IsNull())
			throw splitResult;

		builder.Add(compLine, splitResult);

		// OCC剪切

		int count = 0;

		map<int, TopoDS_Edge> mapEdge;


		for (TopExp_Explorer Ex(splitResult,TopAbs_EDGE); Ex.More(); Ex.Next()) 
		{
			TopoDS_Edge anEdge =TopoDS::Edge(Ex.Current());
			gp_Pnt p1,p2;
			GetEdgeStartEndPoint(anEdge, p1,p2);

			//double df,dl;
			//Handle(Geom_Curve) cv = BRep_Tool::Curve(anEdge,df,dl);
			//gp_Pnt p1 = cv->Value(df);
			//gp_Pnt p2 = cv->Value(dl);


			bool isCoincide = false;
			for(int i = 0; i < faceBorder.size(); i++)
			{
				if(CheckTwoEdgeOverlapByLinePointProject(anEdge,faceBorder[i]))
				{
					isCoincide = true;
					break;
				}
			}

			if(isCoincide)
			{
				continue;
			}

			mapEdge.insert(make_pair(count, anEdge));
			count++;
		}

		////交线与边界完全重合 或者没交线
		if(count == 0)
		{
			faceSet.insert(make_pair(faceSet.size(), Face));
			continue;
		}
		//cout<<"num = "<<m<<endl;
		// yc 20130731
		if(mapEdge.size() > 200)
		{
			throw Face;
		}

		vector<vector<int>> edgeIndex;
		GetWireSingleEdges(mapEdge,edgeIndex);


		//static int yyy = 0;
		//yyy++;


		//TopoDS_Compound c;
		//BRep_Builder b;
		//b.MakeCompound(c);
		////for(int ii = 0; ii < newEdges.size(); ii++)
		////{
		////	b.Add(c, newEdges[ii]);

		////}
		////throw	c;
		//for(int jj = 0; jj < edgeIndex[yyy-1].size();jj++)
		//{
		//	b.Add(c, mapEdge[edgeIndex[yyy-1][jj]]);
		//	//gp_Pnt p1,p2;
		//	//GetEdgeStartEndPoint(mapEdge[edgeIndex[yyy-1][jj]], p1, p2);
		//	//// string s2 = Format("%.5f\t%.5f\t%.5f\n", p2.X(), p2.Y(), p2.Z());
		//	//// string s1 = Format("%.5f\t%.5f\t%.5f\n", p1.X(), p1.Y(), p1.Z());
		//	////cout<< s1<<endl;
		//	////cout<< s2<<endl;
		//	//cout<<"edge"<<jj<<":"<<endl;
		//	//cout<<p1.X()<<","<<p1.Y()<<","<<p1.Z()<<endl;
		//	//cout<<p2.X()<<","<<p2.Y()<<","<<p2.Z()<<endl;
		//}
		//	throw	c;

		vector<bool> isUsed;
		for(int i = 0; i < edgeIndex.size(); i++)
		{
			isUsed.push_back(false);
		}
		int wireSize = edgeIndex.size();
		/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		while(!listFaces.empty())
		{
			TopoDS_Face face = listFaces.front();
			listFaces.pop_front();
			TopoShape = face;
			TopoDS_Wire w;

			if(wireSize == 0)
			{
				faceSet.insert(make_pair(faceSet.size(), face));
				continue;
			}
			builder1.MakeWire(w);
			try
			{
				TopoDS_Face  tempFace = face;	
				BRepFeat_SplitShape asplit1(face);
				BRepFeat_SplitShape asplit2(face);
				int index = -1;
				for(int i = 0; i < isUsed.size(); i++)
				{
					if(isUsed[i])
					{
						continue;
					}
					//交线不在面上
					bool isOnFace = true;
					vector<int> edgestmp = edgeIndex[i];
					for(int j = 0; j < edgestmp.size(); j++)
					{
						int ind = edgestmp[j];
						TopoDS_Edge edge = mapEdge[ind];
						gp_Pnt p1, p2;
						GetEdgeStartEndPoint(edge, p1, p2);

						TopoDS_Vertex v1 = BRepBuilderAPI_MakeVertex(p1);
						TopoDS_Vertex v2 = BRepBuilderAPI_MakeVertex(p2);

						BRepExtrema_DistShapeShape inter1(v1,face);
						inter1.Perform();
						if(inter1.Value() > Precision::Confusion() * 100)
						{
							isOnFace = false;
							break;
						}
						BRepExtrema_DistShapeShape inter2(v2,face);
						inter2.Perform();
						if(inter2.Value() > Precision::Confusion() * 100)
						{
							isOnFace = false;
							break;
						}
					}
					if(!isOnFace)
					{
						continue;
					}
					index = i;
					isUsed[i] = true;
					wireSize--;
					break;
				}

				if(index < 0)
				{
					faceSet.insert(make_pair(faceSet.size(), face));
					continue;
				}

				vector<int> edges = edgeIndex[index];

				vector<TopoDS_Edge> newEdges;
				RebuildConnectLines(face, mapEdge, edges, newEdges);

				//TopoDS_Compound c;
				//BRep_Builder b;
				//b.MakeCompound(c);
				//for(int ii = 0; ii < newEdges.size(); ii++)
				//{
				//	b.Add(c, newEdges[ii]);

				//}
				//throw	c;
				

				if(newEdges.size() == 0)
				{
					listFaces.push_back(face);
					continue;
				}
	

				for(int i = 0; i < newEdges.size(); i++)
				{
					TopoDS_Edge E = newEdges[i];
					PutPCurve(E, face);
					asplit1.Add(E,face);
					E.Reverse();
					asplit2.Add(E,face);
					builder1.Add(w, E);

					gp_Pnt p1,p2; 
					GetEdgeStartEndPoint(E, p1, p2);

					cout<<"edge"<<i<<":"<<endl;
					//cout<<p1.X()<<","<<p1.Y()<<","<<p1.Z()<<endl;
					//cout<<p2.X()<<","<<p2.Y()<<","<<p2.Z()<<endl;
				}			

				TopTools_ListIteratorOfListOfShape theList1,theList2;

				try
				{
					asplit1.Build();
				}
				catch (Standard_Failure e)
				{
					throw face;
				}
				theList1 = asplit1.Left(); 

				for (;theList1.More();theList1.Next()) 
				{
					TopoDS_Face facetmp = TopoDS::Face(theList1.Value());

					if(wireSize > 0)
					{
						int edgeCount = 0;
						for(TopExp_Explorer e(facetmp, TopAbs_EDGE); e.More(); e.Next())
						{
							edgeCount++;
						}

						if(edgeCount == newEdges.size())
						{
							faceSet.insert(make_pair(faceSet.size(), facetmp));
						}
						else
						{
							listFaces.push_back(facetmp);
						}
					}
					else
					{
						faceSet.insert(make_pair(faceSet.size(), facetmp));
					}
				}

				try
				{
					asplit2.Build();
				}
				catch (Standard_Failure e)
				{
					throw w;
				}
				theList2=asplit2.Left();
				for (;theList2.More();theList2.Next()) 
				{		
					TopoDS_Face facetmp = TopoDS::Face(theList2.Value());
					if(wireSize > 0)
					{
						int edgeCount = 0;
						for(TopExp_Explorer e(facetmp, TopAbs_EDGE); e.More(); e.Next())
						{
							edgeCount++;
						}

						if(edgeCount == newEdges.size())
						{
							faceSet.insert(make_pair(faceSet.size(), facetmp));
						}
						else
						{
							listFaces.push_back(facetmp);
						}
					}
					else
					{
						faceSet.insert(make_pair(faceSet.size(), facetmp));
					}
				}
			}
			catch(Standard_Failure)
			{
				throw compLine	;
			}
			catch(TopoDS_Shape s)
			{
				throw s;
			}
		}// while(!listFaces.empty())
	}
	//if(this->flag == 1)
	//	throw compLine;
	//throw	faceSet[0];
	int size = faceSet.size();
	TopoDS_Shape resultSet = GetCutResult(faceSet,compLine);
	for(TopExp_Explorer ex(resultSet,TopAbs_SHELL); ex.More();ex.Next())
	{
		shellSet.push_back(TopoDS::Shell(ex.Current()));
	}
}

TopoDS_Shape CutSurfaceAlgo::CheckSectionShape(TopoDS_Shape s1, TopoDS_Shape s2)
{
	TopoDS_Compound c;
	BRep_Builder b;
	b.MakeCompound(c);
	for(TopExp_Explorer ex(s2, TopAbs_FACE); ex.More(); ex.Next())
	{
		TopoDS_Face face = TopoDS::Face(ex.Current());
		try
		{
			BRepAlgoAPI_Section asect(s1,face,Standard_False); 
			asect.ComputePCurveOn1(Standard_True);
			//asect.ComputePCurveOn2(Standard_True);
			asect.Approximation(Standard_True);
			asect.Build();

			if(!asect.IsDone())
			{
				continue;
			}
			TopoDS_Shape splitResult = asect.Shape();

			for(TopExp_Explorer e(splitResult, TopAbs_EDGE);e.More();e.Next())
			{
				b.Add(c,face);
				break;
			}
		}
		catch(Standard_Failure)
		{
			TopoDS_Compound c1;
			BRep_Builder b1;
			b1.MakeCompound(c1);
			b1.Add(c1, face);
			b1.Add(c1, s1);

			//BRepTools::Write(c1, "C:\\tt2.brep");
			throw	face;
		}
	}
	return	c;
}

void CutSurfaceAlgo::TrimSurfaceTranslateInsec(TopoDS_Shape TopoSrf,TopoDS_Shape TopoTemp, vector<TopoDS_Shell>& shellSet , bool isLeft)
{
	TopoDS_Shape TopoShape;

	std::map<int, TopoDS_Face> faceSet;
	TopoDS_Compound compLine;
	vector<TopoDS_Face> leftFace;

	BRep_Builder builder,builder1;
	builder.MakeCompound(compLine);

	int faceCount = 0;
	int faceIndex = 0;

	vector<TopoDS_Face> faces;

	if(TopoSrf.ShapeType() == TopAbs_FACE)
	{
		faces.push_back(TopoDS::Face(TopoSrf));
	}
	else
	{
		for(TopExp_Explorer ex(TopoSrf,TopAbs_FACE); ex.More(); ex.Next())
		{
			faces.push_back(TopoDS::Face(ex.Current()));
		}
	}
	for(int m = 0; m < faces.size(); m++)
	{
		faceIndex++;
		TopoDS_Face Face = faces[m];

		list<TopoDS_Face> listFaces;
		listFaces.push_back(Face);

		std::vector<TopoDS_Edge> faceBorder; // 面的边界
		for(TopExp_Explorer ex_face(Face, TopAbs_EDGE);ex_face.More();ex_face.Next())
		{
			TopoDS_Edge edge = TopoDS::Edge(ex_face.Current());
			gp_Pnt p1,p2;
			GetEdgeStartEndPoint(edge,p1,p2);
			if(p1.Distance(p2) < Precision::Confusion())
			{
				continue;
			}
			faceBorder.push_back(edge);
		}

		TopoDS_Shape splitResult;

		try
		{
			BRepAlgoAPI_Section asect(Face,TopoTemp,Standard_False); 
			asect.ComputePCurveOn1(Standard_True);
			asect.Approximation(Standard_True);
			asect.Build();

			if(!asect.IsDone())
			{
				//faceSet.insert(make_pair(faceSet.size(), face));
				//continue;
				throw Face;
			}
			splitResult = asect.Shape();
			//throw splitResult;
		}
		catch (Standard_Failure)
		{
			TopoDS_Compound c; 
			TopoDS_Shell s1, s2;
			BRep_Builder b;

			b.MakeShell(s1);
			b.Add(s1, Face);

			if(TopoTemp.ShapeType() == TopAbs_FACE)
			{
				b.MakeShell(s2);
				b.Add(s2, TopoTemp);
			}
			else
			{
				s2 = TopoDS::Shell(TopoTemp);
			}

			b.MakeCompound(c);
			b.Add(c, s1);
			b.Add(c, s2);

			//BRepTools::Write(c, "C:\\tt1.brep");


			try
			{
				TopoDS_Shape shape = CheckSectionShape(Face, TopoTemp);
				BRepAlgoAPI_Section asect(Face,shape,Standard_False); 
				asect.ComputePCurveOn1(Standard_True);
				//asect.ComputePCurveOn2(Standard_True);
				asect.Approximation(Standard_True);
				asect.Build();

				if(!asect.IsDone())
				{
					//faceSet.insert(make_pair(faceSet.size(), face));
					//continue;
					throw Face;
				}
				splitResult = asect.Shape();
				//throw splitResult;
			}
			catch (Standard_Failure)
			{
				throw Face;
			}
		}

		builder.Add(compLine, splitResult);

		// OCC剪切

		int count = 0;

		map<int, TopoDS_Edge> mapEdge;


		for (TopExp_Explorer Ex(splitResult,TopAbs_EDGE); Ex.More(); Ex.Next()) 
		{
			TopoDS_Edge anEdge =TopoDS::Edge(Ex.Current());
			gp_Pnt p1,p2;
			GetEdgeStartEndPoint(anEdge, p1,p2);
			//TopoDS_Face aFace1,aFace2;
			//if (asect.HasAncestorFaceOn1(anEdge,aFace1) && asect.HasAncestorFaceOn2(anEdge,aFace2)) 
			//{		
			//	TopoDS_Face F = TopoDS::Face(aFace1);
			//	TopoDS_Face F2 = TopoDS::Face(aFace2);
			//	bool isface1clock=(F.Orientation() == TopAbs_REVERSED);
			//	bool isface2clock=(F2.Orientation() == TopAbs_REVERSED);
			//	if((isface1clock && isface2clock) || (!isface1clock && !isface2clock))
			//	{	
			//		anEdge.Reverse();
			//	}
			//}


			//double df,dl;
			//Handle(Geom_Curve) cv = BRep_Tool::Curve(anEdge,df,dl);
			//gp_Pnt p1 = cv->Value(df);
			//gp_Pnt p2 = cv->Value(dl);


			bool isCoincide = false;
			for(int i = 0; i < faceBorder.size(); i++)
			{
				if(CheckTwoEdgeOverlapByLinePointProject(anEdge,faceBorder[i]))
				{
					isCoincide = true;
					break;
				}
			}

			if(isCoincide)
			{
				continue;
			}

			mapEdge.insert(make_pair(count, anEdge));
			count++;
		}

		////交线与边界完全重合 或者没交线
		if(count == 0)
		{
			faceSet.insert(make_pair(faceSet.size(), Face));
			continue;
		}
		//cout<<"num = "<<m<<endl;
		// yc 20130731
		if(mapEdge.size() > 200)
		{
			throw Face;
		}

		vector<vector<int>> edgeIndex;
		GetWireSingleEdges(mapEdge,edgeIndex);


		//static int yyy = 0;
		//yyy++;


		//TopoDS_Compound c;
		//BRep_Builder b;
		//b.MakeCompound(c);
		////for(int ii = 0; ii < newEdges.size(); ii++)
		////{
		////	b.Add(c, newEdges[ii]);

		////}
		////throw	c;
		//for(int jj = 0; jj < edgeIndex[yyy-1].size();jj++)
		//{
		//	b.Add(c, mapEdge[edgeIndex[yyy-1][jj]]);
		//	//gp_Pnt p1,p2;
		//	//GetEdgeStartEndPoint(mapEdge[edgeIndex[yyy-1][jj]], p1, p2);
		//	//// string s2 = Format("%.5f\t%.5f\t%.5f\n", p2.X(), p2.Y(), p2.Z());
		//	//// string s1 = Format("%.5f\t%.5f\t%.5f\n", p1.X(), p1.Y(), p1.Z());
		//	////cout<< s1<<endl;
		//	////cout<< s2<<endl;
		//	//cout<<"edge"<<jj<<":"<<endl;
		//	//cout<<p1.X()<<","<<p1.Y()<<","<<p1.Z()<<endl;
		//	//cout<<p2.X()<<","<<p2.Y()<<","<<p2.Z()<<endl;
		//}
		//	throw	c;

		vector<bool> isUsed;
		for(int i = 0; i < edgeIndex.size(); i++)
		{
			isUsed.push_back(false);
		}
		int wireSize = edgeIndex.size();
		///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

		BRepFeat_SplitShape asplit(listFaces.front());
		for(int i = 0; i < edgeIndex.size(); i++)
		{
			for(int j = 0; j < edgeIndex[i].size(); j++)
			{
				TopoDS_Edge edge = mapEdge[edgeIndex[i][j]];
				if((!isLeft && listFaces.front().Orientation() == TopAbs_REVERSED)
					|| (isLeft && listFaces.front().Orientation() == TopAbs_FORWARD))
				{
					edge.Reverse();
				}
				asplit.Add(edge,listFaces.front());
			}
		}
		asplit.Build();
		TopTools_ListIteratorOfListOfShape theList = asplit.Left();

		for (;theList.More();theList.Next()) 
		{
			TopoDS_Face facetmp = TopoDS::Face(theList.Value());
			leftFace.push_back(facetmp);
		}

		/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		while(!listFaces.empty())
		{
			TopoDS_Face face = listFaces.front();
			listFaces.pop_front();
			TopoShape = face;
			TopoDS_Wire w;

			if(wireSize == 0)
			{
				faceSet.insert(make_pair(faceSet.size(), face));
				continue;
			}
			builder1.MakeWire(w);
			try
			{
				TopoDS_Face  tempFace = face;	
				BRepFeat_SplitShape asplit1(face);
				BRepFeat_SplitShape asplit2(face);
				int index = -1;
				for(int i = 0; i < isUsed.size(); i++)
				{
					if(isUsed[i])
					{
						continue;
					}
					//交线不在面上
					bool isOnFace = true;
					vector<int> edgestmp = edgeIndex[i];
					for(int j = 0; j < edgestmp.size(); j++)
					{
						int ind = edgestmp[j];
						TopoDS_Edge edge = mapEdge[ind];
						gp_Pnt p1, p2;
						GetEdgeStartEndPoint(edge, p1, p2);

						TopoDS_Vertex v1 = BRepBuilderAPI_MakeVertex(p1);
						TopoDS_Vertex v2 = BRepBuilderAPI_MakeVertex(p2);

						BRepExtrema_DistShapeShape inter1(v1,face);
						inter1.Perform();
						if(inter1.Value() > Precision::Confusion() * 100)
						{
							isOnFace = false;
							break;
						}
						BRepExtrema_DistShapeShape inter2(v2,face);
						inter2.Perform();
						if(inter2.Value() > Precision::Confusion() * 100)
						{
							isOnFace = false;
							break;
						}
					}
					if(!isOnFace)
					{
						continue;
					}
					index = i;
					isUsed[i] = true;
					wireSize--;
					break;
				}

				if(index < 0)
				{
					faceSet.insert(make_pair(faceSet.size(), face));
					continue;
				}

				vector<int> edges = edgeIndex[index];

				vector<TopoDS_Edge> newEdges;
				RebuildConnectLines(face, mapEdge, edges, newEdges);

				//TopoDS_Compound c;
				//BRep_Builder b;
				//b.MakeCompound(c);
				//for(int ii = 0; ii < newEdges.size(); ii++)
				//{
				//	b.Add(c, newEdges[ii]);

				//}
				//throw	c;


				if(newEdges.size() == 0)
				{
					listFaces.push_back(face);
					continue;
				}


				for(int i = 0; i < newEdges.size(); i++)
				{
					TopoDS_Edge E = newEdges[i];
					PutPCurve(E, face);
					asplit1.Add(E,face);
					E.Reverse();
					asplit2.Add(E,face);
					builder1.Add(w, E);


					gp_Pnt p1,p2;
					GetEdgeStartEndPoint(E, p1, p2);
					//cout<<"edge"<<i<<":"<<endl;
					//cout<<p1.X()<<","<<p1.Y()<<","<<p1.Z()<<endl;
					//cout<<p2.X()<<","<<p2.Y()<<","<<p2.Z()<<endl;
				}			

				TopTools_ListIteratorOfListOfShape theList1,theList2;

				try
				{
					asplit1.Build();
				}
				catch (Standard_Failure e)
				{
					throw face;
				}
				theList1 = asplit1.Left(); 

				for (;theList1.More();theList1.Next()) 
				{
					TopoDS_Face facetmp = TopoDS::Face(theList1.Value());

					if(wireSize > 0)
					{
						int edgeCount = 0;
						for(TopExp_Explorer e(facetmp, TopAbs_EDGE); e.More(); e.Next())
						{
							edgeCount++;
						}

						if(edgeCount == newEdges.size())
						{
							faceSet.insert(make_pair(faceSet.size(), facetmp));
						}
						else
						{
							listFaces.push_back(facetmp);
						}
					}
					else
					{
						faceSet.insert(make_pair(faceSet.size(), facetmp));
					}
				}

				try
				{
					asplit2.Build();
				}
				catch (Standard_Failure e)
				{
					throw w;
				}
				theList2=asplit2.Left();
				for (;theList2.More();theList2.Next()) 
				{		
					TopoDS_Face facetmp = TopoDS::Face(theList2.Value());
					if(wireSize > 0)
					{
						int edgeCount = 0;
						for(TopExp_Explorer e(facetmp, TopAbs_EDGE); e.More(); e.Next())
						{
							edgeCount++;
						}

						if(edgeCount == newEdges.size())
						{
							faceSet.insert(make_pair(faceSet.size(), facetmp));
						}
						else
						{
							listFaces.push_back(facetmp);
						}
					}
					else
					{
						faceSet.insert(make_pair(faceSet.size(), facetmp));
					}
				}
			}
			catch(Standard_Failure)
			{
				throw compLine	;
			}
			catch(TopoDS_Shape s)
			{
				throw s;
			}
		}// while(!listFaces.empty())
	}
	//if(this->flag == 1)
	//	throw compLine;
	//throw	faceSet[0];
	int size = faceSet.size();
	TopoDS_Shape resultSet = GetCutResult(faceSet,compLine);
	vector<TopoDS_Shell> shellTmp;


	for(TopExp_Explorer ex(resultSet,TopAbs_SHELL); ex.More();ex.Next())
	{
		TopoDS_Shell shell = TopoDS::Shell(ex.Current());
		bool isfind = false;
		for(TopExp_Explorer e(shell, TopAbs_FACE); e.More();e.Next())
		{
			TopoDS_Face face = TopoDS::Face(e.Current());
			vector<TopoDS_Edge> edgeSet;
			for(TopExp_Explorer es(face, TopAbs_EDGE); es.More(); es.Next())
			{
				edgeSet.push_back(TopoDS::Edge(es.Current()));
			}
			for(int i = 0; i < leftFace.size(); i++)
			{
				//if(leftFace[i].IsEqual(face))
				//{
				//	isfind = true;
				//	break;
				//}
				vector<TopoDS_Edge> edgeSet1;
				for(TopExp_Explorer es1(leftFace[i], TopAbs_EDGE); es1.More(); es1.Next())
				{
					edgeSet1.push_back(TopoDS::Edge(es1.Current()));
				}

				if(edgeSet1.size() != edgeSet.size())
				{
					continue;
				}

				int m = 0;
				for(m = 0; m < edgeSet.size(); m++)
				{
					gp_Pnt p1,p2;
					GetEdgeStartEndPoint(edgeSet[m], p1,p2);
					bool IsEqual = false;
					for(int n = 0; n < edgeSet1.size(); n++)
					{
						gp_Pnt p3,p4;
						GetEdgeStartEndPoint(edgeSet1[n], p3,p4);

						if((p1.Distance(p3) < Precision::Confusion() && p2.Distance(p4) < Precision::Confusion())
							|| (p1.Distance(p4) < Precision::Confusion() && p2.Distance(p3) < Precision::Confusion()))
						{
							IsEqual = true;
							break;
						}
					}
					if(!IsEqual)
					{
						break;
					}
				}
				 
				if(m == edgeSet.size())
				{
					isfind = true;
				}
			}
			if(isfind)
			{
				break;
			}
		}
		if(isfind)
		{
			shellTmp.push_back(TopoDS::Shell(ex.Current()));
			//b.Add(ss, shell);
		}
	}
	if(shellTmp.size() >0)
	{
		TopoDS_Shell ss;
		BRep_Builder b;
		b.MakeShell(ss);
		for(int i = 0; i < shellTmp.size(); i++)
		{
			for(TopExp_Explorer ex(shellTmp[i], TopAbs_FACE); ex.More(); ex.Next())
			{
				b.Add(ss, TopoDS::Face(ex.Current()));
			}
		}
		shellSet.push_back(ss);
	}
}