1 // Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 // File: GEOMAlgo_GetInPlace_1.cxx
23 // Author: Peter KURNEV
25 #include <GEOMAlgo_GetInPlace.hxx>
27 #include <Basics_OCCTVersion.hxx>
33 #include <gp_Pnt2d.hxx>
34 #include <gp_Dir2d.hxx>
36 #include <Geom_Surface.hxx>
37 #include <Geom2d_Curve.hxx>
38 #include <Geom2d_Line.hxx>
39 #include <Geom2d_TrimmedCurve.hxx>
40 #include <Geom2dAdaptor_Curve.hxx>
41 #include <Geom2dHatch_Hatcher.hxx>
42 #include <Geom2dHatch_Intersector.hxx>
43 #include <GeomAPI_ProjectPointOnCurve.hxx>
45 #include <HatchGen_Domain.hxx>
47 #include <TopAbs_State.hxx>
48 #include <TopAbs_ShapeEnum.hxx>
49 #include <TopAbs_Orientation.hxx>
51 #include <TopoDS_Vertex.hxx>
52 #include <TopoDS_Edge.hxx>
53 #include <TopoDS_Solid.hxx>
54 #include <TopoDS_Face.hxx>
56 #include <TopExp_Explorer.hxx>
58 #include <BRep_Tool.hxx>
59 #include <BRepTools.hxx>
60 #include <BRepClass3d_SolidClassifier.hxx>
62 #include <IntTools_Tools.hxx>
64 #include <BOPTools_Tools3D.hxx>
65 #include <BOPTools_Tools2D.hxx>
69 Standard_Integer PntInEdge(const TopoDS_Edge& aF,
72 Standard_Integer PntInEdge(const TopoDS_Edge& aF,
76 Standard_Integer PntInFace(const TopoDS_Face& aF,
79 Standard_Integer PntInFace(const TopoDS_Face& aF,
83 Standard_Integer PntInSolid(const TopoDS_Solid& aZ,
84 const Standard_Real aTol,
87 //=======================================================================
88 //function : CheckCoincidence
90 //=======================================================================
91 Standard_Boolean GEOMAlgo_GetInPlace::CheckCoincidence(const TopoDS_Shape& aS1,
92 const TopoDS_Shape& aS2)
95 Standard_Integer iErr;
97 TopAbs_ShapeEnum aType1, aType2;
105 aTol2=myTolerance*myTolerance;
106 aType1=aS1.ShapeType();
107 aType2=aS2.ShapeType();
109 // 1. A point on shape #2 -> aP2
110 if (myMapShapePnt.IsBound(aS2)) {
111 aP2=myMapShapePnt.Find(aS2);
114 if (aType2==TopAbs_VERTEX) {
115 const TopoDS_Vertex& aV2=*((TopoDS_Vertex*)&aS2);
116 aP2=BRep_Tool::Pnt(aV2);
119 else if (aType2==TopAbs_EDGE) {
120 const TopoDS_Edge& aE2=*((TopoDS_Edge*)&aS2);
121 iErr=PntInEdge(aE2, aP2);
124 else if (aType2==TopAbs_FACE) {
125 const TopoDS_Face& aF2=*((TopoDS_Face*)&aS2);
126 iErr=PntInFace(aF2, aP2);
129 else if (aType2==TopAbs_SOLID) {
130 const TopoDS_Solid& aZ2=*((TopoDS_Solid*)&aS2);
131 iErr=PntInSolid(aZ2, myTolerance, aP2);
143 myMapShapePnt.Bind(aS2, aP2);
146 // 2. Project the point aP2 on shape #1 and check
147 if (aType1==TopAbs_EDGE) {
148 Standard_Integer aNbPoints;
149 Standard_Real aDmin, aT, aT1, aT2, dT;
151 const TopoDS_Edge& aE1=*((TopoDS_Edge*)&aS1);
153 #if OCC_VERSION_LARGE > 0x06050200
154 GeomAPI_ProjectPointOnCurve& aPPC=myContext->ProjPC(aE1);
156 GeomAPI_ProjectPointOnCurve& aPPC=myContext.ProjPC(aE1);
159 aNbPoints=aPPC.NbPoints();
161 aDmin=aPPC.LowerDistance();
162 aT=aPPC.LowerDistanceParameter();
163 if (aDmin < myTolerance) {
165 BRep_Tool::Curve(aE1, aT1, aT2);
166 if(aT > (aT1-dT) && aT < (aT2+dT)) {
174 }//if (aType1==TopAbs_EDGE) {
176 else if (aType1==TopAbs_FACE) {
177 const TopoDS_Face& aF1=*((TopoDS_Face*)&aS1);
179 #if OCC_VERSION_LARGE > 0x06050200
180 bOk=myContext->IsValidPointForFace(aP2, aF1, myTolerance);
182 bOk=myContext.IsValidPointForFace(aP2, aF1, myTolerance);
186 else if (aType1==TopAbs_SOLID) {
187 const TopoDS_Solid& aZ1=*((TopoDS_Solid*)&aS1);
189 #if OCC_VERSION_LARGE > 0x06050200
190 BRepClass3d_SolidClassifier& aSC=myContext->SolidClassifier(aZ1);
192 BRepClass3d_SolidClassifier& aSC=myContext.SolidClassifier(aZ1);
194 aSC.Perform(aP2, myTolerance);
196 bOk=(aState==TopAbs_IN);
205 //=======================================================================
207 //=======================================================================
208 //function : PntInEdge
210 //=======================================================================
211 Standard_Integer PntInEdge(const TopoDS_Edge& aE,
214 Standard_Integer iErr;
217 iErr=PntInEdge(aE, aP, aT);
221 //=======================================================================
222 //function : PntInEdge
224 //=======================================================================
225 Standard_Integer PntInEdge(const TopoDS_Edge& aE,
229 Standard_Integer iErr;
230 Standard_Real aT1, aT2;
231 Handle(Geom_Curve) aC3D;
235 aC3D=BRep_Tool::Curve(aE, aT1, aT2);
236 aT=IntTools_Tools::IntermediatePoint(aT1, aT2);
241 //=======================================================================
242 //function : PntInSolid
244 //=======================================================================
245 Standard_Integer PntInSolid(const TopoDS_Solid& aZ,
246 const Standard_Real aTol,
249 Standard_Integer iErr;
250 Standard_Real aUx, aVx, aCoef;
256 TopExp_Explorer aExp;
261 aExp.Init (aZ, TopAbs_FACE);
262 for (; aExp.More() ; aExp.Next()) {
263 aF=*((TopoDS_Face*)&aExp.Current());
267 iErr=PntInFace(aF, aPx, aP2Dx);
272 aP2Dx.Coord(aUx, aVx);
273 BOPTools_Tools2D::FaceNormal(aF, aUx, aVx, aDNx);
276 aP.SetXYZ(aPx.XYZ()+aCoef*aTol*aDNx.XYZ());
280 //=======================================================================
281 //function : PntInFace
283 //=======================================================================
284 Standard_Integer PntInFace(const TopoDS_Face& aF,
287 Standard_Integer iErr;
291 iErr=PntInFace(aF, aP, aP2Dx);
295 //=======================================================================
296 //function : PntInFace
298 //=======================================================================
299 Standard_Integer PntInFace(const TopoDS_Face& aF,
303 Standard_Boolean bIsDone, bHasFirstPoint, bHasSecondPoint;
304 Standard_Integer iErr, aIx, aNbDomains, i;
305 Standard_Real aUMin, aUMax, aVMin, aVMax;
306 Standard_Real aVx, aUx, aV1, aV2, aU1, aU2, aEpsT;
307 Standard_Real aTotArcIntr, aTolTangfIntr, aTolHatch2D, aTolHatch3D;
308 gp_Dir2d aD2D (0., 1.);
311 Handle(Geom2d_Curve) aC2D;
312 Handle(Geom2d_TrimmedCurve) aCT2D;
313 Handle(Geom2d_Line) aL2D;
314 Handle(Geom_Surface) aS;
315 TopAbs_Orientation aOrE;
317 TopExp_Explorer aExp;
322 aTolTangfIntr=1.e-10;
324 Geom2dHatch_Intersector aIntr(aTotArcIntr, aTolTangfIntr);
325 Geom2dHatch_Hatcher aHatcher(aIntr,
326 aTolHatch2D, aTolHatch3D,
327 Standard_True, Standard_False);
333 aFF.Orientation (TopAbs_FORWARD);
335 aS=BRep_Tool::Surface(aFF);
336 BRepTools::UVBounds(aFF, aUMin, aUMax, aVMin, aVMax);
339 aExp.Init (aFF, TopAbs_EDGE);
340 for (; aExp.More() ; aExp.Next()) {
341 const TopoDS_Edge& aE=*((TopoDS_Edge*)&aExp.Current());
342 aOrE=aE.Orientation();
344 aC2D=BRep_Tool::CurveOnSurface (aE, aFF, aU1, aU2);
345 if (aC2D.IsNull() ) {
349 if (fabs(aU1-aU2) < aEpsT) {
354 aCT2D=new Geom2d_TrimmedCurve(aC2D, aU1, aU2);
355 aHatcher.AddElement(aCT2D, aOrE);
356 }// for (; aExp.More() ; aExp.Next()) {
359 aUx=IntTools_Tools::IntermediatePoint(aUMin, aUMax);
360 aP2D.SetCoord(aUx, 0.);
361 aL2D=new Geom2d_Line (aP2D, aD2D);
362 Geom2dAdaptor_Curve aHCur(aL2D);
364 aIx=aHatcher.AddHatching(aHCur) ;
368 bIsDone=aHatcher.TrimDone(aIx);
374 aHatcher.ComputeDomains(aIx);
375 bIsDone=aHatcher.IsDone(aIx);
382 aNbDomains=aHatcher.NbDomains(aIx);
383 for (i=1; i<=aNbDomains; ++i) {
384 const HatchGen_Domain& aDomain=aHatcher.Domain (aIx, i) ;
385 bHasFirstPoint=aDomain.HasFirstPoint();
386 if (!bHasFirstPoint) {
391 aV1=aDomain.FirstPoint().Parameter();
393 bHasSecondPoint=aDomain.HasSecondPoint();
394 if (!bHasSecondPoint) {
399 aV2=aDomain.SecondPoint().Parameter();
401 aVx=IntTools_Tools::IntermediatePoint(aV1, aV2);
406 aS->D0(aUx, aVx, aPx);
408 theP2D.SetCoord(aUx, aVx);