1 // Copyright (C) 2007-2014 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, or (at your option) any later version.
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
23 #include "HYDROData_StreamLinearInterpolation.h"
24 #include <HYDROData_Profile.h>
25 #include <HYDROData_ProfileUZ.h>
27 #include <gp_Lin2d.hxx>
28 #include <BRepAdaptor_Curve.hxx>
29 #include <HYDROData_ShapesTool.h>
30 #include <GCPnts_UniformAbscissa.hxx>
31 #include <Geom2dAPI_InterCurveCurve.hxx>
32 #include <Geom2d_Line.hxx>
33 #include <TopoDS_Shape.hxx>
35 #include <HYDROData_Tool.h>
36 #include <GCE2d_MakeLine.hxx>
37 #include <TopoDS_Iterator.hxx>
38 #include <TopExp_Explorer.hxx>
39 #include <BRepAlgo.hxx>
40 #include <Geom2dAdaptor_Curve.hxx>
45 #include <BRepBuilderAPI_MakeEdge2d.hxx>
46 #include <BRepBuilderAPI_MakeEdge.hxx>
47 #include <BRep_Tool.hxx>
48 #include <BRepBuilderAPI_MakeWire.hxx>
49 #include <TopoDS_Face.hxx>
51 #include <BRepBuilderAPI_MakeFace.hxx>
54 #include <Geom_Plane.hxx>
55 #include <TopoDS_Wire.hxx>
56 #include <BRepLib.hxx>
57 #include <BRepLib_MakePolygon.hxx>
58 #include <TopoDS_Compound.hxx>
59 #include <BRep_Builder.hxx>
61 static std::vector<gp_Pnt2d> GetProfileUZPoints(const Handle(HYDROData_Profile)& theProfile)
63 Handle(HYDROData_ProfileUZ) aProfileUZ = theProfile->GetProfileUZ( false );
64 HYDROData_ProfileUZ::PointsList aSectPointsList = aProfileUZ->GetPoints();
65 std::vector<gp_Pnt2d> points;
66 points.reserve(aSectPointsList.Size());
67 for ( int i = 1; i <= aSectPointsList.Size(); i++ )
69 const HYDROData_ProfileUZ::Point& aSectPoint = aSectPointsList(i);
70 points.push_back( gp_Pnt2d(aSectPoint.X(), aSectPoint.Y()));
75 static void GetMaxDist(const std::vector<gp_Pnt2d>& PNTS,
83 std::vector<double> dist;
84 dist.reserve(PNTS.size()-1);
85 for (int i=0; i<PNTS.size()-1; i++)
87 //dist.push_back(PNTS[i].Distance(PNTS[i+1])); //via distance between p1/p2
88 dist.push_back(std::abs(PNTS[i].X()-PNTS[i+1].X())); //via U-diff of p1/p2
90 for (int i=0; i<dist.size(); i++)
99 for (int i=0; i<dist.size(); i++)
102 if (d > dmax2 && d < dmax)
107 static void InsertPoints(std::vector<gp_Pnt2d>& points, int nbpoints)
109 points.reserve(points.size() + nbpoints);
112 double dmax=0, dmax2=0;
114 GetMaxDist(points, dmax, dmax2, imax);
117 nbPins = floor(dmax/dmax2);
119 nbPins = nbpoints; //one segment, put all points here
120 //insert nbPins points in [imax, imax+1] segment
121 gp_Pnt2d p1 = points[imax];
122 gp_Pnt2d p2 = points[imax+1];
127 for (int i=0;i<nbPins;i++)
129 double t = ((double)i+1)/((double)nbPins+1);
130 double Xp = X0 + (X1-X0)*t;
131 double Yp = Y0 + (Y1-Y0)*t;
133 points.insert(points.begin() + imax + 1, P);
139 static void PolyToCurve2d(const Handle(HYDROData_PolylineXY)& poly, Handle(Geom2d_Curve)& c2d)
143 TopoDS_Shape sh = poly->GetShape();
144 if (sh.ShapeType() == TopAbs_COMPOUND)
146 TopoDS_Iterator it(sh);
155 if (sh.ShapeType() == TopAbs_EDGE)
156 ee = TopoDS::Edge(sh);
157 else if (sh.ShapeType() == TopAbs_WIRE)
158 ee = BRepAlgo::ConcatenateWireC0(TopoDS::Wire(sh)); //convert to bspline
163 BRepAdaptor_Curve Ad(ee);
165 c2d = HYDROData_Tool::BRepAdaptorTo2DCurve(Ad);
168 static void InterProfilesAndHAX(const HYDROData_SequenceOfObjects& profiles,
169 const Handle(Geom2d_Curve)& Hax2d,
170 std::map<double, Handle(HYDROData_Profile)>& profToInterParam,
171 std::vector<std::string>* warnings)
173 for (int i=1;i<=profiles.Size();i++)
175 Handle(HYDROData_Profile) aProfile = Handle(HYDROData_Profile)::DownCast(profiles(i));
177 aProfile->GetLeftPoint( LP, false, true );
178 aProfile->GetRightPoint( RP, false, true );
179 gp_Pnt2d P1(LP), P2(RP);
180 double d = P2.Distance(P1);
181 if (d < gp::Resolution())
184 warnings->push_back(aProfile->GetName().toStdString() + " is skipped: Left and Right points is the same");
187 Handle(Geom2d_Line) lin2d = new Geom2d_Line(P1,gp_Dir2d(P2.XY()-P1.XY()));
189 Geom2dAdaptor_Curve linAd(lin2d, 0, d);
190 Geom2dAdaptor_Curve haxAd(Hax2d);
191 Geom2dInt_GInter isec( linAd, haxAd, 1.0e-6, 1.0e-6);
195 warnings->push_back(aProfile->GetName().toStdString() + " is skipped: intersection between hydraulic axis & profile is failed");
198 if (isec.NbPoints() == 0)
201 warnings->push_back(aProfile->GetName().toStdString() + " is skipped: no intersection between hydraulic axis & profile");
204 if (isec.NbPoints() > 1)
207 warnings->push_back(aProfile->GetName().toStdString() + " is skipped; intersection between hydraulic axis & profile produces more than 1 point");
210 double param = isec.Point(1).ParamOnSecond();
211 profToInterParam[param] = aProfile;
215 static bool EquidParamsOnHAX(const Handle(Geom2d_Curve)& Hax2d, double step, double fp, double lp, std::set<double>& params)
217 Geom2dAdaptor_Curve ad(Hax2d);
218 GCPnts_UniformAbscissa GUA(ad, step, fp, lp);
222 for(int i = 1; i<= GUA.NbPoints(); i++)
223 params.insert(GUA.Parameter(i));
228 static void GetPointsOnBanks(const std::vector<double>& gua_params,
229 const Handle(Geom2d_Curve)& Hax2d,
230 const Handle(Geom2d_Curve)& LB2d,
231 const Handle(Geom2d_Curve)& RB2d,
232 std::map<double, std::pair<IntRes2d_IntersectionPoint, IntRes2d_IntersectionPoint>>& parToBankPoints,
233 std::vector<std::string>* warnings,
234 const std::map<double, std::pair<Handle(HYDROData_Profile), Handle(HYDROData_Profile)>>* intermParamToProfPair)
236 for(int i = 0; i < gua_params.size(); i++)
238 double par = gua_params[i];
241 Hax2d->D1(par, p, v); //if non-diff?
242 gp_Pnt2d outpLB, outpRB;
244 gp_Dir2d n2d(v.X(), v.Y()); //ignore Z (Z==0)
246 //nLine2d is an orthogonal line to hydr. axis
247 gp_Pnt2d p2d(gp_Pnt2d(p.X(), p.Y()));
248 Handle(Geom2d_Line) nLine2d = new Geom2d_Line(p2d, n2d);
249 //intersect nLine2d with banks
250 Geom2dAPI_InterCurveCurve intL(LB2d, nLine2d);
251 Geom2dAPI_InterCurveCurve intR(RB2d, nLine2d);
253 if (warnings && intL.NbPoints()==0 )
255 std::string coord = (QString::number(p2d.X()) + ", "+QString::number(p2d.Y())).toStdString();
256 if (intermParamToProfPair && intermParamToProfPair->count(par) != 0)
258 std::string fpn = intermParamToProfPair->at(par).first->GetName().toStdString();
259 std::string spn = intermParamToProfPair->at(par).second->GetName().toStdString();
260 warnings->push_back("no intersection between intermediate profile (point on h.axis:("+
261 coord +"), located between " + fpn + " & " + spn + ") and left bank found; skipped");
264 warnings->push_back("no intersection between intermediate profile (point on h.axis:("+ coord +")) and left bank found; skipped");
267 if (warnings && intR.NbPoints()==0)
269 std::string coord = (QString::number(p2d.X()) + ", "+QString::number(p2d.Y())).toStdString();
270 if (intermParamToProfPair && intermParamToProfPair->count(par) != 0)
272 std::string fpn = intermParamToProfPair->at(par).first->GetName().toStdString();
273 std::string spn = intermParamToProfPair->at(par).second->GetName().toStdString();
274 warnings->push_back("no intersection between intermediate profile (point on h.axis:("+
275 coord +"), located between " + fpn + " & " + spn + ") and right bank found; skipped");
278 warnings->push_back("no intersection between intermediate profile (point on h.axis:("+ coord +")) and right bank found; skipped");
281 if ( intL.NbPoints()==0 || intR.NbPoints()==0)
284 IntRes2d_IntersectionPoint aNearSolL, aNearSolR;
285 double min_sq_dist = Precision::Infinite();
286 for (int j=1;j<=intL.NbPoints();j++)
288 double sq_dist = p2d.SquareDistance(intL.Point(j));
289 if (min_sq_dist > sq_dist)
291 min_sq_dist = sq_dist;
292 //aNearSolL = intL.Point(j);
293 aNearSolL = intL.Intersector().Point(j);
296 min_sq_dist = Precision::Infinite();
297 for (int j=1;j<=intR.NbPoints();j++)
299 double sq_dist = p2d.SquareDistance(intR.Point(j));
300 if (min_sq_dist > sq_dist)
302 min_sq_dist = sq_dist;
303 //aNearSolR = intR.Point(j);
304 aNearSolR = intR.Intersector().Point(j);
308 std::pair<IntRes2d_IntersectionPoint, IntRes2d_IntersectionPoint> int_pair(aNearSolL, aNearSolR);
309 parToBankPoints[par]=int_pair;
314 void BuildFace(const std::map<double, std::pair<IntRes2d_IntersectionPoint, IntRes2d_IntersectionPoint>>& parToBankPoints,
315 const Handle(Geom2d_Curve)& LB2d,
316 const Handle(Geom2d_Curve)& RB2d,
317 HYDROData_Stream::PrsDefinition& prsDef)
319 prsDef.myPrs3D.Nullify();
320 prsDef.myPrs2D.Nullify();
321 prsDef.myLeftBank.Nullify();
322 prsDef.myRightBank.Nullify();
323 prsDef.myInlet.Nullify();
324 prsDef.myOutlet.Nullify();
326 double lb_1, lb_2, rb_1, rb_2;
327 lb_1 = parToBankPoints.begin()->second.first.ParamOnFirst();
328 rb_1 = parToBankPoints.begin()->second.second.ParamOnFirst();
330 lb_2 = parToBankPoints.rbegin()->second.first.ParamOnFirst();
331 rb_2 = parToBankPoints.rbegin()->second.second.ParamOnFirst();
333 //stat = GetItersectionParam(F_prof, LB2d, lb_1) && GetItersectionParam(F_prof, RB2d, rb_1)
334 // && GetItersectionParam(S_prof, LB2d, lb_2) && GetItersectionParam(S_prof, RB2d, rb_2);
336 BRepBuilderAPI_MakeEdge2d LEM(LB2d, lb_1, lb_2);
339 BRepBuilderAPI_MakeEdge2d REM(RB2d, rb_1, rb_2);
342 TopoDS_Edge LBE = LEM.Edge();
343 TopoDS_Edge RBE = REM.Edge();
344 if (LBE.IsNull() || RBE.IsNull())
346 BRepBuilderAPI_MakeEdge PFEM(BRep_Tool::Pnt(LEM.Vertex1()), BRep_Tool::Pnt(REM.Vertex1()));
347 BRepBuilderAPI_MakeEdge PLEM(BRep_Tool::Pnt(LEM.Vertex2()), BRep_Tool::Pnt(REM.Vertex2()));
352 TopoDS_Edge FProfE = PFEM.Edge();
353 TopoDS_Edge SProfE = PLEM.Edge();
354 BRepBuilderAPI_MakeWire WM(FProfE, LBE, SProfE, RBE);
357 TopoDS_Wire W = WM.Wire();
358 BRepLib::BuildCurves3d(W);
359 BRepBuilderAPI_MakeFace FM(Geom_Plane(gp::XOY()).Pln(), WM.Wire());
362 prsDef.myPrs2D = FM.Face();
363 prsDef.myLeftBank = LBE;
364 prsDef.myRightBank = RBE;
365 prsDef.myInlet = FProfE;
366 prsDef.myOutlet = SProfE;
371 void HYDROData_StreamLinearInterpolation::Perform(const HYDROData_SequenceOfObjects& profiles,
374 const Handle(HYDROData_PolylineXY)& hax,
375 const Handle(HYDROData_PolylineXY)& LB,
376 const Handle(HYDROData_PolylineXY)& RB,
377 HYDROData_Bathymetry::AltitudePoints& outBathypoints,
378 bool buildPresentationShapes,
379 bool estimateWarnOnly,
380 HYDROData_Stream::PrsDefinition& prsDef,
381 std::vector<std::string>* warnings)
383 //intersect profiles with given hydr.axis
384 if (hax.IsNull() || LB.IsNull() || RB.IsNull())
387 Handle(Geom2d_Curve) Hax2d;
388 PolyToCurve2d(hax, Hax2d);
389 if (hax->IsClosed() || Hax2d->IsClosed()) //can't be closed
392 warnings->push_back(hax->GetName().toStdString() + " is closed; abort");
396 std::map<double, Handle(HYDROData_Profile)> InterParamToProf;
397 //profToInterParam is output param map: profile to intersection param on hydr.axis
398 InterProfilesAndHAX(profiles, Hax2d, InterParamToProf, warnings);
400 std::vector<std::vector<gp_Pnt2d>> profilesPoints;
401 profilesPoints.reserve(InterParamToProf.size());
404 //for (int i=1;i<=InterParamToProf.Extent();i++)
405 for( std::map<double, Handle(HYDROData_Profile)>::iterator it = InterParamToProf.begin(); it != InterParamToProf.end(); ++it )
407 //ordered by param on hydr axis
408 Handle(HYDROData_Profile) aProfile = it->second;
409 const std::vector<gp_Pnt2d>& profile_points = GetProfileUZPoints(aProfile);
410 profilesPoints.push_back(profile_points);
411 if (profile_points.size() > maxNbPoints)
412 maxNbPoints = profile_points.size();
414 std::set<double> paramsOnHAX;
416 if (InterParamToProf.size() <= 1)
419 warnings->push_back("Insufficient count of correct input profiles; abort");
423 EquidParamsOnHAX(Hax2d, stepOnHA, InterParamToProf.begin()->first,
424 InterParamToProf.rbegin()->first, paramsOnHAX);
426 //prepare ParamsPerSegm - number of interm.profiles for profile_points
427 std::vector<std::vector<double>> ParamsPerSegm;
428 std::set<double>::iterator it_params_hax = paramsOnHAX.begin();
429 std::map<double, Handle(HYDROData_Profile)>::iterator it_p = InterParamToProf.begin();
431 std::map<double, std::pair<Handle(HYDROData_Profile), Handle(HYDROData_Profile)>> intermParamToProfPair; //for warnings only
434 ParamsPerSegm.resize(profilesPoints.size()-1);
435 for( int k=0; it_p != InterParamToProf.end(); )
437 if (*it_params_hax < it_p->first)
439 double val = *it_params_hax;
440 ParamsPerSegm[k].push_back(val);
444 const Handle(HYDROData_Profile)& cp = it_p->second;
446 const Handle(HYDROData_Profile)& np = it_p->second;
447 std::pair<Handle(HYDROData_Profile), Handle(HYDROData_Profile)> profPair(cp, np);
448 intermParamToProfPair[val] = profPair;
456 ParamsPerSegm.back().push_back(*paramsOnHAX.rbegin());
458 std::map<double, std::pair<IntRes2d_IntersectionPoint, IntRes2d_IntersectionPoint>> parToBankPoints;
459 std::vector<double> paramHAXVec;
460 paramHAXVec.reserve(paramsOnHAX.size());
461 for( std::set<double>::iterator it = paramsOnHAX.begin(); it != paramsOnHAX.end(); ++it )
462 paramHAXVec.push_back(*it);
464 Handle(Geom2d_Curve) LB2d, RB2d;
465 PolyToCurve2d(LB, LB2d);
466 PolyToCurve2d(RB, RB2d);
467 GetPointsOnBanks( paramHAXVec, Hax2d, LB2d, RB2d, parToBankPoints, warnings, &intermParamToProfPair);
469 if (buildPresentationShapes)
471 //parToBankPoints.begin()->second.;
472 //double lp1 = parToBankPoints.rbegin()->first;
474 //Handle(HYDROData_Profile) F_prof = InterParamToProf.begin()->second;
475 //Handle(HYDROData_Profile) S_prof = InterParamToProf.rbegin()->second;
476 BuildFace(parToBankPoints, LB2d, RB2d, prsDef);
480 if (estimateWarnOnly)
483 maxNbPoints = Max(pointsToInsert, maxNbPoints);
485 //insert points to profiles
486 for (int i=0;i<profilesPoints.size();i++)
488 int nbPointsToInsert = maxNbPoints - profilesPoints[i].size();
489 //insert nbPointsToInsert points to current profile
490 InsertPoints(profilesPoints[i], nbPointsToInsert);
493 TopoDS_Compound cmp2d;
494 if ( buildPresentationShapes)
496 BRep_Builder().MakeCompound(cmp2d);
497 BRep_Builder().Add(cmp2d, prsDef.myLeftBank);
498 BRep_Builder().Add(cmp2d, prsDef.myRightBank);
501 for (int i=0;i<profilesPoints.size()-1;i++)
503 const std::vector<gp_Pnt2d>& prof1 = profilesPoints[i];
504 const std::vector<gp_Pnt2d>& prof2 = profilesPoints[i+1];
505 std::vector<std::vector<gp_Pnt2d>> IntermProf;
507 std::map<int, double> indToParam; //index of im.profile to param on hax. ()
508 for (int j=0;j<ParamsPerSegm[i].size();j++)
510 double param = ParamsPerSegm[i][j];
511 if (parToBankPoints.count(param) > 0) //not intersected with banks; skip this
514 int NbIntermProf = indToParam.size();
515 IntermProf.resize(NbIntermProf);
517 for (int l=0;l<NbIntermProf;l++)
518 IntermProf[l].resize(prof1.size());
519 //calc interm. between prof1 & prof2
520 assert (prof1.size() == prof2.size());
521 for (int j=0;j<prof1.size();j++)
523 gp_Pnt2d P1 = prof1[j];
524 gp_Pnt2d P2 = prof2[j];
529 std::map<int, double>::iterator it = indToParam.begin();
530 for ( int m=0; it != indToParam.end(); it++, m++ )
533 double t = ((double)ind+1)/((double)NbIntermProf+1);
534 double Xp = X0 + (X1-X0)*t;
535 double Yp = Y0 + (Y1-Y0)*t;
537 IntermProf[m][j] = P;
540 std::map<int, double>::iterator it = indToParam.begin();
541 for ( int m=0; it != indToParam.end(); it++, m++ )
543 const std::vector<gp_Pnt2d>& im_prof = IntermProf[m];
544 double param = it->second;
545 const std::pair<IntRes2d_IntersectionPoint, IntRes2d_IntersectionPoint>& BB = parToBankPoints[param]; //param is included in map; no checks
546 gp_Pnt2d LP = BB.first.Value();
547 gp_Pnt2d RP = BB.second.Value();
548 HYDROData_ProfileUZ::PointsList pl;
549 for (int k=0;k<im_prof.size();k++)
550 pl.Append(im_prof[k].XY());
551 HYDROData_Profile::ProfilePoints profile_points3d = HYDROData_Profile::CalculateProfilePoints(pl, LP.XY(), RP.XY());
552 for (int k=1;k<=profile_points3d.Length();k++)
554 HYDROData_Bathymetry::AltitudePoint AP(profile_points3d(k).X(), profile_points3d(k).Y(), profile_points3d(k).Z());
555 outBathypoints.push_back(AP);
557 if (buildPresentationShapes)
559 if (m==0 || i == profilesPoints.size()-2 && param == indToParam.rbegin()->second) //if last prof1/prof2 segment => take a last profile too
561 BRepLib_MakePolygon PM;
562 for (int k=1;k<=profile_points3d.Length();k++)
563 PM.Add(gp_Pnt(profile_points3d(k)));
566 const TopoDS_Wire& resW = PM.Wire();
567 BRep_Builder().Add(cmp2d, resW);
573 if (buildPresentationShapes)
575 prsDef.myPrs3D = cmp2d;
577 //outBathy->SetAltitudePoints(bathypoints);