1 // Created on: 1997-02-24
2 // Created by: Prestataire Xuan PHAM PHU
3 // Copyright (c) 1997-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
18 #include <TopOpeBRep_FacesFiller.hxx>
19 #include <TopOpeBRep_FFDumper.hxx>
20 #include <TopOpeBRep_LineInter.hxx>
21 #include <TopOpeBRep_VPointInter.hxx>
22 #include <TopOpeBRepDS_Transition.hxx>
25 #include <TopOpeBRep_DRAW.hxx>
28 #include <Geom_Curve.hxx>
29 #include <GeomAPI_ProjectPointOnSurf.hxx>
30 //#include <BRepAdaptor_Curve2d.hxx>
32 #include <TopOpeBRep_FFTransitionTool.hxx>
33 #include <TopOpeBRep_VPointInterIterator.hxx>
34 #include <TopOpeBRep_GeomTool.hxx>
35 #include <Precision.hxx>
36 #include <Standard_CString.hxx>
37 #include <Standard_ProgramError.hxx>
38 #include <TopOpeBRep.hxx>
39 #include <TopOpeBRepTool_EXPORT.hxx>
40 #include <TopOpeBRepTool_SC.hxx>
43 #include <TopOpeBRep_FFDumper.hxx>
44 #include <Geom_TrimmedCurve.hxx>
45 #include <Geom_Line.hxx>
46 extern Standard_Boolean TopOpeBRep_GettraceBIPS();
47 extern Standard_Boolean TopOpeBRep_GettraceDEGEN();
48 extern Standard_Boolean FUN_debnull(const TopoDS_Shape& s){Standard_Boolean isnull = s.IsNull(); if (isnull) std::cout <<"***"; return isnull;}
51 //Standard_EXPORT extern Standard_Real GLOBAL_tolFF;
52 Standard_EXPORTEXTERN Standard_Real GLOBAL_tolFF;
54 //=======================================================================
55 //function : StBipVPonF
57 //=======================================================================
58 TopAbs_State TopOpeBRep_FacesFiller::StBipVPonF
59 (const TopOpeBRep_VPointInter& vpf,const TopOpeBRep_VPointInter& vpl,
60 const TopOpeBRep_LineInter& Lrest,const Standard_Boolean isonedge1) const
63 #define M_OUT(st) (st == TopAbs_OUT);
64 #define M_IN(st) (st == TopAbs_IN);
66 Standard_Integer sind = isonedge1 ? 2 : 1;
67 TopAbs_State stf = vpf.State(sind);
68 TopAbs_State stl = vpl.State(sind);
69 Standard_Boolean isout = M_OUT(stf); isout = isout || M_OUT(stl);
70 Standard_Boolean isin = M_IN(stf); isin = isin || M_IN(stl);
71 if (isout) return TopAbs_OUT;
72 if (isin) return TopAbs_IN;
74 Standard_Boolean isperiodic;
75 const TopoDS_Edge& EArc = TopoDS::Edge(Lrest.Arc());
76 BRepAdaptor_Curve BAC(EArc);
77 GeomAbs_CurveType CT = BAC.GetType();
78 isperiodic = (CT == GeomAbs_Circle);
79 isperiodic = isperiodic || (CT == GeomAbs_Ellipse);
81 TopOpeBRep_VPointInter vpff = vpf;
82 TopOpeBRep_VPointInter vpll = vpl;
84 // xpu200798 : CTS21216, restriction edge 7, f8
85 // purpose : periodic restriction; vpf, vpl describing restriction bounds
86 // if the Rline is describing the portion on curve (vpl,vpf),
87 // we have to commutate these bounds.
90 // TopOpeBRep_FFDumper FFD(*this);
91 // std::cout <<"vpf :"; FFD.DumpVP(vpf,std::cout);
92 // std::cout <<"vpl :"; FFD.DumpVP(vpl,std::cout);
95 Standard_Integer IArc = 0;
96 if (Lrest.ArcIsEdge(1)) IArc = 1;
97 if (Lrest.ArcIsEdge(2)) IArc = 2;
100 throw Standard_Failure("StBipVPonF");
102 return TopAbs_UNKNOWN;
105 Standard_Integer ISI = (IArc == 1) ? 2 : 1;
106 Standard_Integer sif = vpf.ShapeIndex();
107 Standard_Integer sil = vpl.ShapeIndex();
108 Standard_Boolean act = ((sif == 3)||(sif == ISI)) && ((sil == 3)||(sil == ISI));
110 TopOpeBRepDS_Transition Tf = TopOpeBRep_FFTransitionTool::ProcessLineTransition(vpf,ISI,vpf.Edge(ISI).Orientation());
111 TopOpeBRepDS_Transition Tl = TopOpeBRep_FFTransitionTool::ProcessLineTransition(vpl,ISI,vpl.Edge(ISI).Orientation());
112 Standard_Boolean toreverse = (Tf.Orientation(TopAbs_IN) == TopAbs_REVERSED);
113 toreverse = toreverse && (Tl.Orientation(TopAbs_IN) == TopAbs_FORWARD);
122 if (isonedge1) F = myF2;
124 Standard_Real uf = TopOpeBRep_FacesFiller::VPParamOnER (vpff,Lrest);
125 Standard_Real ul = TopOpeBRep_FacesFiller::VPParamOnER (vpll,Lrest);
127 // NYI XPU: 16-05-97: INTPATCH -> the parametrization of a point on a
128 // periodized curve is INSUFFICIENT : parVP on line can be either 0.
130 Standard_Boolean badparametrized = (uf > ul);
131 Standard_Real f,l; f = BAC.FirstParameter(); l = BAC.LastParameter();
132 if (badparametrized) {
139 const TopoDS_Edge& arc = TopoDS::Edge(Lrest.Arc());
140 BRepAdaptor_Curve BC( arc );
141 Standard_Real x = 0.789; Standard_Real parmil = (1-x)*uf + x*ul; //xpu170898
142 gp_Pnt pmil = BC.Value(parmil);
146 Standard_Boolean trc = TopOpeBRep_GettraceBIPS();
147 if (trc) {TCollection_AsciiString aa("pmil"); FUN_brep_draw(aa,pmil);}
150 TopAbs_State st = FSC_StatePonFace (pmil,F,*myPShapeClassifier);
154 //=======================================================================
155 //function : StateVPonFace
157 //=======================================================================
158 TopAbs_State TopOpeBRep_FacesFiller::StateVPonFace(const TopOpeBRep_VPointInter& VP) const
160 Standard_Integer iVP = VP.ShapeIndex();
161 if (iVP == 3) return TopAbs_ON;
163 Standard_Integer iother = (iVP == 1) ? 2 : 1;
165 if (iother == 1) F = myF1;
168 if (iother == 1) VP.ParametersOnS1(u,v);
169 else VP.ParametersOnS2(u,v);
171 myPShapeClassifier->SetReference(TopoDS::Face(F));
172 myPShapeClassifier->StateP2DReference(gp_Pnt2d(u,v));
173 TopAbs_State state = myPShapeClassifier->State();
178 // ----------------------------------------------------------------------
180 // ----------------------------------------------------------------------
182 //=======================================================================
184 //purpose : Computes <pmin> and <pmax> the upper and lower bounds of <L>
185 // enclosing all vpoints.
186 //=======================================================================
187 void TopOpeBRep_FacesFiller::Lminmax(const TopOpeBRep_LineInter& L,
188 Standard_Real& pmin,Standard_Real& pmax)
192 TopOpeBRep_VPointInterIterator VPI;
193 VPI.Init(L,Standard_False);
194 for (; VPI.More(); VPI.Next()) {
195 const TopOpeBRep_VPointInter& VP = VPI.CurrentVP();
196 Standard_Real p = VP.ParameterOnLine();
200 Standard_Real d = Abs(pmin-pmax);
201 Standard_Boolean id = (d <= Precision::PConfusion());
202 Standard_Boolean isper = L.IsPeriodic();
203 Standard_Integer n = L.NbVPoint();
204 if (id && isper && n >= 2) {
205 Standard_Real per = L.Period();
210 //=======================================================================
211 //function : LSameDomainERL
212 //purpose : Returns <True> if GLine shares a same geometric domain with
213 // at least one of the restriction edges of <ERL>.
214 //=======================================================================
215 Standard_Boolean TopOpeBRep_FacesFiller::LSameDomainERL(const TopOpeBRep_LineInter& L,
216 const TopTools_ListOfShape& ERL)
218 Standard_Boolean isone = Standard_False;
219 if(L.TypeLineCurve() == TopOpeBRep_WALKING) return isone;
222 Standard_Boolean trc = Standard_False;
223 if (trc) {Handle(Geom_Curve) C = L.Curve(); TCollection_AsciiString aa("line"); FUN_brep_draw(aa,C);}
226 Standard_Real f,l; TopOpeBRep_FacesFiller::Lminmax(L,f,l);
227 Standard_Real d = Abs(f-l);
230 Standard_Boolean idINL = (L.INL() && (d == 0)); // null length line, made of VPoints only
231 if (idINL) return Standard_False;
234 Standard_Boolean id = (d <= Precision::PConfusion());
235 if (id) return Standard_False;
237 Handle(Geom_Curve) CL; TopOpeBRep_GeomTool::MakeCurve(f,l,L,CL);
238 Standard_Real t = 0.417789; Standard_Real p = (1-t)*f + t*l;
239 gp_Pnt Pm = CL->Value(p);
241 TopTools_ListIteratorOfListOfShape it; it.Initialize(ERL);
242 for(; it.More(); it.Next()) {
243 const TopoDS_Edge& E = TopoDS::Edge(it.Value());
244 Standard_Real tolE = BRep_Tool::Tolerance(E);
245 Standard_Real maxtol = Max(tolE,GLOBAL_tolFF);
246 BRepAdaptor_Curve BAC(E);
247 f = BAC.FirstParameter(); l = BAC.LastParameter();
248 Standard_Boolean pinc = FUN_tool_PinC(Pm,BAC,f,l,maxtol);
249 if (pinc) {isone = Standard_True; break;}
254 //=======================================================================
255 //function : IsVPtransLok
256 //purpose : Computes the transition <T> of the VPoint <iVP> on the edge
257 // <SI12>. Returns <False> if the status is unknown.
258 //=======================================================================
259 Standard_Boolean TopOpeBRep_FacesFiller::IsVPtransLok(const TopOpeBRep_LineInter& L,
260 const Standard_Integer iVP,const Standard_Integer SI12,
261 TopOpeBRepDS_Transition& T)
263 const TopOpeBRep_VPointInter& VP = L.VPoint(iVP);
264 Standard_Boolean is1 = (SI12 == 1);
265 Standard_Boolean VPonEd = (is1 && VP.IsOnDomS1());
266 VPonEd = VPonEd || (!is1 && VP.IsOnDomS2());
267 if (!VPonEd) return Standard_False;
269 const TopoDS_Edge& E = TopoDS::Edge(VP.Edge(SI12));
270 TopAbs_Orientation O = E.Orientation();
271 T = TopOpeBRep_FFTransitionTool::ProcessLineTransition(VP,SI12,O);
272 Standard_Boolean u = T.IsUnknown();
276 Standard_Boolean TopOpeBRep_FacesFiller::TransvpOK(const TopOpeBRep_LineInter& L,
277 const Standard_Integer ivp,
278 const Standard_Integer SI,
279 const Standard_Boolean isINOUT)
281 #define M_INOUT(stf,stl) ((stf == TopAbs_IN) && (stl == TopAbs_OUT))
282 #define M_OUTIN(stf,stl) ((stf == TopAbs_OUT) && (stl == TopAbs_IN))
284 TopOpeBRepDS_Transition T;
285 Standard_Boolean ok = TopOpeBRep_FacesFiller::IsVPtransLok(L,ivp,SI,T);
287 TopAbs_State stb = T.Before();
288 TopAbs_State sta = T.After();
289 if (isINOUT) ok = M_INOUT(stb,sta);
290 else ok = M_OUTIN(stb,sta);
295 //=======================================================================
296 //function : VPParamOnER
298 //=======================================================================
299 Standard_Real TopOpeBRep_FacesFiller::VPParamOnER(const TopOpeBRep_VPointInter& vp,
300 const TopOpeBRep_LineInter& Lrest)
302 // If vp(index) is an edge boundary returns the point's parameter.
304 const TopoDS_Edge& E = TopoDS::Edge(Lrest.Arc());
305 Standard_Boolean isedge1 = Lrest.ArcIsEdge(1);
306 Standard_Boolean isedge2 = Lrest.ArcIsEdge(2);
307 if (isedge1 && vp.IsVertexOnS1()) {
308 const TopoDS_Vertex& v1 = TopoDS::Vertex(vp.VertexOnS1());
309 Standard_Real rr = BRep_Tool::Parameter(v1,E);
312 if (isedge2 && vp.IsVertexOnS2()) {
313 const TopoDS_Vertex& v2 = TopoDS::Vertex(vp.VertexOnS2());
314 Standard_Real rr = BRep_Tool::Parameter(v2,E);
317 // vp is an intersection point,and we get it's parameter.
318 if (isedge1 && vp.IsOnDomS1()) return vp.ParameterOnArc1();
319 if (isedge2 && vp.IsOnDomS2()) return vp.ParameterOnArc2();
321 // Else,we have to project the point on the edge restriction
322 Standard_Real tolee = BRep_Tool::Tolerance(E);
323 tolee = tolee * 1.e2; //xpu290998 : PRO15369
324 Standard_Real param, dist; Standard_Boolean projok = FUN_tool_projPonE(vp.Value(),tolee,E,param,dist);
326 throw Standard_ProgramError("TopOpeBRep_FacesFiller::VPParamOnER");
331 //Standard_EXPORT Standard_Boolean FUN_EqualPonR(const TopOpeBRep_LineInter& Lrest,
332 Standard_EXPORT Standard_Boolean FUN_EqualPonR(const TopOpeBRep_LineInter& ,
333 const TopOpeBRep_VPointInter& VP1,
334 const TopOpeBRep_VPointInter& VP2)
336 gp_Pnt P1 = VP1.Value(); gp_Pnt P2 = VP2.Value();
337 Standard_Real Ptol1 = VP1.Tolerance(),Ptol2 = VP2.Tolerance();
338 Standard_Real Ptol = (Ptol1 > Ptol2) ? Ptol1 : Ptol2;
339 Standard_Boolean Pequal = P1.IsEqual(P2,Ptol);
342 Standard_EXPORT Standard_Boolean FUN_EqualponR(const TopOpeBRep_LineInter& Lrest,
343 const TopOpeBRep_VPointInter& VP1,
344 const TopOpeBRep_VPointInter& VP2)
346 Standard_Real p1 = TopOpeBRep_FacesFiller::VPParamOnER(VP1,Lrest);
347 Standard_Real p2 = TopOpeBRep_FacesFiller::VPParamOnER(VP2,Lrest);
348 Standard_Boolean pequal = fabs(p1-p2) < Precision::PConfusion();
352 //=======================================================================
353 //function : EqualpPOnR
355 //=======================================================================
356 Standard_Boolean TopOpeBRep_FacesFiller::EqualpPonR(const TopOpeBRep_LineInter& Lrest,
357 const TopOpeBRep_VPointInter& VP1,
358 const TopOpeBRep_VPointInter& VP2)
360 Standard_Boolean Pequal = ::FUN_EqualPonR(Lrest,VP1,VP2);
361 Standard_Boolean pequal = ::FUN_EqualponR(Lrest,VP1,VP2);
362 Standard_Boolean pPequal = Pequal && pequal;