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geom/src/GEOMImpl/GEOMImpl_PipeDriver.cxx

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// Copyright (C) 2005 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// This library is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
#include <Standard_Stream.hxx>
#include <GEOMImpl_PipeDriver.hxx>
#include <GEOMImpl_IShapesOperations.hxx>
#include <GEOMImpl_IPipeDiffSect.hxx>
#include <GEOMImpl_IPipeShellSect.hxx>
#include <GEOMImpl_IPipe.hxx>
#include <GEOMImpl_Types.hxx>
#include <GEOM_Function.hxx>
#include <GEOMAlgo_GlueAnalyser.hxx>
#include <ShapeAnalysis_FreeBounds.hxx>
#include <ShapeAnalysis_Edge.hxx>
#include <ShapeFix_Face.hxx>
#include <ShapeFix_Shell.hxx>
#include <ShapeFix_Shape.hxx>
#include <ShapeFix_ShapeTolerance.hxx>
#include <BRep_Tool.hxx>
#include <BRep_Builder.hxx>
#include <BRepBuilderAPI_MakeWire.hxx>
#include <BRepBuilderAPI_Sewing.hxx>
#include <BRepCheck_Analyzer.hxx>
#include <BRepOffsetAPI_MakePipe.hxx>
#include <BRepOffsetAPI_MakePipeShell.hxx>
#include <GProp_GProps.hxx>
#include <BRepGProp.hxx>
#include <BRepBuilderAPI_MakeFace.hxx>
#include <TopAbs.hxx>
#include <TopExp.hxx>
#include <TopExp_Explorer.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Wire.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS_Shape.hxx>
#include <TopoDS_Solid.hxx>
#include <TopoDS_Shell.hxx>
#include <TopoDS_Face.hxx>
#include <TopoDS_Compound.hxx>
#include <TopTools_SequenceOfShape.hxx>
#include <TopTools_IndexedDataMapOfShapeShape.hxx>
#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx>
#include <GeomAPI_ProjectPointOnCurve.hxx>
#include <GeomAPI_Interpolate.hxx>
#include <Geom_TrimmedCurve.hxx>
#include <Geom_Plane.hxx>
#include <Geom_RectangularTrimmedSurface.hxx>
#include <Geom_BezierSurface.hxx>
#include <Geom_Line.hxx>
#include <Geom_Conic.hxx>
#include <Geom_BSplineCurve.hxx>
#include <Geom_BSplineSurface.hxx>
#include <GeomFill_BSplineCurves.hxx>
#include <GeomConvert_ApproxCurve.hxx>
#include <GeomConvert.hxx>
#include <TColgp_SequenceOfPnt.hxx>
#include <TColgp_HArray1OfPnt.hxx>
#include <TColgp_Array2OfPnt.hxx>
#include <TColStd_HSequenceOfTransient.hxx>
#include <Precision.hxx>
#include <Standard_NullObject.hxx>
#include <Standard_TypeMismatch.hxx>
#include <Standard_ConstructionError.hxx>
#include "utilities.h"
//=======================================================================
//function : GetID
//purpose :
//=======================================================================
const Standard_GUID& GEOMImpl_PipeDriver::GetID()
{
static Standard_GUID aPipeDriver("FF1BBB19-5D14-4df2-980B-3A668264EA16");
return aPipeDriver;
}
//=======================================================================
//function : GEOMImpl_PipeDriver
//purpose :
//=======================================================================
GEOMImpl_PipeDriver::GEOMImpl_PipeDriver()
{
}
//=======================================================================
//function : FillForOtherEdges
//purpose : auxilary for CreatePipeForShellSections()
//=======================================================================
static bool FillForOtherEdges(const TopoDS_Shape& F1,
const TopoDS_Shape& E1,
const TopoDS_Shape& V1,
TopTools_IndexedDataMapOfShapeShape& FF)
{
//cout<<"FillForOtherEdges"<<endl;
// find other pairs for vertexes and edges
// creating map of vertex edges for both faces
TopTools_IndexedDataMapOfShapeListOfShape aMapVertEdge1;
TopExp::MapShapesAndAncestors(F1, TopAbs_VERTEX, TopAbs_EDGE, aMapVertEdge1);
if (!FF.Contains(F1))
MESSAGE(" FillForOtherEdges: map FF not contains key F1");
if (!FF.Contains(E1))
MESSAGE(" FillForOtherEdges: map FF not contains key E1");
if (!FF.Contains(V1))
MESSAGE(" FillForOtherEdges: map FF not contains key V1");
const TopoDS_Shape& F2 = FF.FindFromKey(F1);
const TopoDS_Shape& E2 = FF.FindFromKey(E1);
const TopoDS_Shape& V2 = FF.FindFromKey(V1);
TopTools_IndexedDataMapOfShapeListOfShape aMapVertEdge2;
TopExp::MapShapesAndAncestors(F2, TopAbs_VERTEX, TopAbs_EDGE, aMapVertEdge2);
TopoDS_Edge ES1 = TopoDS::Edge(E1);
TopoDS_Edge ES2 = TopoDS::Edge(E2);
TopoDS_Shape VS1 = V1;
TopoDS_Shape VS2 = V2;
ShapeAnalysis_Edge sae;
while(1) {
if(!aMapVertEdge1.Contains(VS1))
cout<<" FillForOtherEdges: map aMapVertEdge1 not contains key VS1"<<endl;
const TopTools_ListOfShape& aList1 = aMapVertEdge1.FindFromKey(VS1);
//TopoDS_Shape E1next;
TopTools_ListIteratorOfListOfShape anIter1(aList1);
if(anIter1.Value().IsSame(ES1)) {
anIter1.Next();
}
//E1next = anIter1.Value();
if(!aMapVertEdge2.Contains(VS2))
cout<<" FillForOtherEdges: map aMapVertEdge2 not contains key VS2"<<endl;
const TopTools_ListOfShape& aList2 = aMapVertEdge2.FindFromKey(VS2);
//TopoDS_Shape E2next;
TopTools_ListIteratorOfListOfShape anIter2(aList2);
if(anIter2.Value().IsSame(ES2)) {
anIter2.Next();
}
//E2next = anIter2.Value();
//ES1 = TopoDS::Edge(E1next);
//ES2 = TopoDS::Edge(E2next);
ES1 = TopoDS::Edge(anIter1.Value());
ES2 = TopoDS::Edge(anIter2.Value());
if(!FF.Contains(ES1)) {
FF.Add(ES1,ES2);
}
if(VS1.IsSame(sae.FirstVertex(ES1)))
VS1 = sae.LastVertex(ES1);
else
VS1 = sae.FirstVertex(ES1);
if(VS2.IsSame(sae.FirstVertex(ES2)))
VS2 = sae.LastVertex(ES2);
else
VS2 = sae.FirstVertex(ES2);
if(VS1.IsSame(V1))
break;
if(!FF.Contains(VS1)) {
FF.Add(VS1,VS2);
}
}
return true;
}
//=======================================================================
//function : FillCorrespondingEdges
//purpose : auxilary for CreatePipeForShellSections()
//=======================================================================
static bool FillCorrespondingEdges(const TopoDS_Shape& FS1,
const TopoDS_Shape& FS2,
const TopoDS_Vertex& aLoc1,
const TopoDS_Vertex& aLoc2,
const TopoDS_Wire& aWirePath,
TopTools_IndexedDataMapOfShapeShape& FF)
{
//cout<<"FillCorrespondingEdges"<<endl;
// find corresponding edges
TopExp_Explorer expw1(FS1,TopAbs_WIRE);
TopoDS_Wire aWire1 = TopoDS::Wire(expw1.Current());
//exp = TopExp_Explorer(FS2,TopAbs_WIRE);
TopExp_Explorer expw2(FS2,TopAbs_WIRE);
TopoDS_Wire aWire2 = TopoDS::Wire(expw2.Current());
BRepOffsetAPI_MakePipeShell aBuilder(aWirePath);
aBuilder.Add(aWire1, aLoc1);
aBuilder.Add(aWire2, aLoc2);
if(!aBuilder.IsReady()) {
return false;
}
aBuilder.Build();
TopoDS_Shape aShape = aBuilder.Shape();
/*
TopoDS_Compound C;
BRep_Builder B;
B.MakeCompound(C);
B.Add(C,aShape);
B.Add(C,FS1);
B.Add(C,FS2);
BRepTools::Write(C,"/dn02/users_Linux/skl/work/Bugs/14857/comp.brep");
*/
ShapeAnalysis_Edge sae;
double tol = Max( BRep_Tool::Tolerance(TopoDS::Face(FS1)),
BRep_Tool::Tolerance(TopoDS::Face(FS2)) );
TopTools_MapOfShape Vs1,Vs2;
TopExp_Explorer exp;
exp.Init( FS1, TopAbs_EDGE );
TopoDS_Edge E1 = TopoDS::Edge(exp.Current());
TopoDS_Vertex V11 = sae.FirstVertex(E1);
TopoDS_Vertex V21 = sae.LastVertex(E1);
gp_Pnt P11 = BRep_Tool::Pnt(V11);
gp_Pnt P21 = BRep_Tool::Pnt(V21);
//cout<<"P11("<<P11.X()<<","<<P11.Y()<<","<<P11.Z()<<")"<<endl;
//cout<<"P21("<<P21.X()<<","<<P21.Y()<<","<<P21.Z()<<")"<<endl;
// find corresponding vertexes from created shape
TopoDS_Vertex VN11,VN21;
for( exp.Init( aShape, TopAbs_VERTEX ); exp.More(); exp.Next() ) {
TopoDS_Vertex V = TopoDS::Vertex(exp.Current());
gp_Pnt P = BRep_Tool::Pnt(V);
if(P.Distance(P11)<tol) {
VN11 = V;
}
if(P.Distance(P21)<tol) {
VN21 = V;
}
}
// find edge contains VN11 and VN21 and corresponding vertexes
TopoDS_Vertex VN12,VN22;
for( exp.Init( aShape, TopAbs_FACE ); exp.More(); exp.Next() ) {
TopoDS_Shape F = exp.Current();
TopExp_Explorer expe;
bool IsFind = false;
for( expe.Init( F, TopAbs_EDGE ); expe.More(); expe.Next() ) {
TopoDS_Edge E = TopoDS::Edge(expe.Current());
TopoDS_Vertex VF = sae.FirstVertex(E);
TopoDS_Vertex VL = sae.LastVertex(E);
if( (VF.IsSame(VN11) && VL.IsSame(VN21)) || (VF.IsSame(VN21) && VL.IsSame(VN11)) ) {
IsFind = true;
break;
}
}
if(IsFind) {
for( expe.Init( F, TopAbs_EDGE ); expe.More(); expe.Next() ) {
TopoDS_Edge E = TopoDS::Edge(expe.Current());
TopoDS_Vertex VF = sae.FirstVertex(E);
TopoDS_Vertex VL = sae.LastVertex(E);
if( VF.IsSame(VN11) && !VL.IsSame(VN21) )
VN12 = VL;
if( VL.IsSame(VN11) && !VF.IsSame(VN21) )
VN12 = VF;
if( VF.IsSame(VN21) && !VL.IsSame(VN11) )
VN22 = VL;
if( VL.IsSame(VN21) && !VF.IsSame(VN11) )
VN22 = VF;
}
break;
}
}
// find vertexes from FS2 corresponded to VN12 and VN22
// and find edge from FS2 contains V12 and V22,
// this edge will be corresponded to edge E1
TopoDS_Vertex V12,V22;
gp_Pnt PN12 = BRep_Tool::Pnt(VN12);
gp_Pnt PN22 = BRep_Tool::Pnt(VN22);
//cout<<"PN12("<<PN12.X()<<","<<PN12.Y()<<","<<PN12.Z()<<")"<<endl;
//cout<<"PN22("<<PN22.X()<<","<<PN22.Y()<<","<<PN22.Z()<<")"<<endl;
TopoDS_Edge E2;
TopExp_Explorer expe;
for( expe.Init( FS2, TopAbs_EDGE ); expe.More(); expe.Next() ) {
TopoDS_Edge E = TopoDS::Edge(expe.Current());
TopoDS_Vertex VF = sae.FirstVertex(E);
TopoDS_Vertex VL = sae.LastVertex(E);
gp_Pnt PF = BRep_Tool::Pnt(VF);
gp_Pnt PL = BRep_Tool::Pnt(VL);
if( PF.Distance(PN12)<tol && PL.Distance(PN22)<tol ) {
V12 = VF;
V22 = VL;
E2 = E;
break;
}
if( PF.Distance(PN22)<tol && PL.Distance(PN12)<tol ) {
V12 = VL;
V22 = VF;
E2 = E;
break;
}
}
FF.Add(V11,V12);
FF.Add(V21,V22);
FF.Add(E1,E2);
// find other pairs for vertexes and edges
// creating map of vertex edges for both faces
return FillForOtherEdges(FS1,E1,V21,FF);
//return true;
}
//=======================================================================
//function : FillCorrespondingEdges
//purpose : auxilary for CreatePipeShellsWithoutPath()
//=======================================================================
static bool FillCorrespondingEdges(const TopoDS_Shape& FS1,
const TopoDS_Shape& FS2,
const TopoDS_Vertex& aLoc1,
const TopoDS_Vertex& aLoc2,
TopTools_IndexedDataMapOfShapeShape& FF)
{
//cout<<"FillCorrespondingEdges"<<endl;
gp_Pnt P1 = BRep_Tool::Pnt(aLoc1);
gp_Pnt P2 = BRep_Tool::Pnt(aLoc2);
gp_Vec aDir(P1,P2);
ShapeAnalysis_Edge sae;
double tol = Max( BRep_Tool::Tolerance(TopoDS::Face(FS1)),
BRep_Tool::Tolerance(TopoDS::Face(FS2)) );
TopTools_MapOfShape Vs1,Vs2;
TopoDS_Vertex V11=aLoc1, V12=aLoc2, V21, V22;
TopoDS_Edge E1,E2;
TopExp_Explorer exp1;
for( exp1.Init(FS1,TopAbs_EDGE); exp1.More(); exp1.Next() ) {
E1 = TopoDS::Edge(exp1.Current());
TopoDS_Vertex V1 = sae.FirstVertex(E1);
TopoDS_Vertex V2 = sae.LastVertex(E1);
gp_Pnt Ptmp1 = BRep_Tool::Pnt(V1);
gp_Pnt Ptmp2 = BRep_Tool::Pnt(V2);
//cout<<"P11("<<P11.X()<<","<<P11.Y()<<","<<P11.Z()<<")"<<endl;
//cout<<"P21("<<P21.X()<<","<<P21.Y()<<","<<P21.Z()<<")"<<endl;
if(P1.Distance(Ptmp1)<tol) {
V21 = V2;
break;
}
if(P1.Distance(Ptmp2)<tol) {
V21 = V1;
break;
}
}
TopoDS_Edge E21,E22;
TopoDS_Vertex VE21,VE22;
int nbe=0;
for( exp1.Init(FS2,TopAbs_EDGE); exp1.More() && nbe<2; exp1.Next() ) {
TopoDS_Edge E = TopoDS::Edge(exp1.Current());
TopoDS_Vertex V1 = sae.FirstVertex(E);
TopoDS_Vertex V2 = sae.LastVertex(E);
gp_Pnt Ptmp1 = BRep_Tool::Pnt(V1);
gp_Pnt Ptmp2 = BRep_Tool::Pnt(V2);
if(P2.Distance(Ptmp1)<tol) {
if(nbe==0) {
E21 = E;
VE21 = V2;
nbe++;
}
else if(nbe==1) {
E22 = E;
VE22 = V2;
nbe++;
}
}
if(P2.Distance(Ptmp2)<tol) {
if(nbe==0) {
E21 = E;
VE21 = V1;
nbe++;
}
else if(nbe==1) {
E22 = E;
VE22 = V1;
nbe++;
}
}
}
gp_Pnt PV21 = BRep_Tool::Pnt(V21);
gp_Pnt PE21 = BRep_Tool::Pnt(VE21);
gp_Pnt PE22 = BRep_Tool::Pnt(VE22);
gp_Vec aDir1(PV21,PE21);
gp_Vec aDir2(PV21,PE22);
double ang1 = aDir.Angle(aDir1);
double ang2 = aDir.Angle(aDir2);
if(fabs(ang1)<fabs(ang2)) {
E2 = E21;
V22 = VE21;
}
else {
E2 = E22;
V22 = VE22;
}
FF.Add(V11,V12);
FF.Add(V21,V22);
FF.Add(E1,E2);
// find other pairs for vertexes and edges
return FillForOtherEdges(FS1,E1,V21,FF);
}
//=======================================================================
//function : FindNextPairOfFaces
//purpose : auxilary for CreatePipeForShellSections()
//=======================================================================
static void FindNextPairOfFaces(const TopoDS_Shape& aCurFace,
TopTools_IndexedDataMapOfShapeListOfShape& aMapEdgeFaces1,
TopTools_IndexedDataMapOfShapeListOfShape& aMapEdgeFaces2,
TopTools_IndexedDataMapOfShapeShape& FF,
GEOMImpl_IPipe* aCI)
{
//cout<<"FindNextPairOfFaces"<<endl;
TopExp_Explorer anExp;
for ( anExp.Init( aCurFace, TopAbs_EDGE ); anExp.More(); anExp.Next() ) {
TopoDS_Shape E1 = anExp.Current();
if(!FF.Contains(E1)) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("FindNextPairOfFaces: Can not find edge in map");
}
if(!FF.Contains(E1))
cout<<" FindNextPairOfFaces: map FF not contains key E1"<<endl;
const TopoDS_Shape& E2 = FF.FindFromKey(E1);
TopExp_Explorer anExpV;
anExpV.Init( E1, TopAbs_VERTEX );
TopoDS_Shape V1 = anExpV.Current();
if(!FF.Contains(V1)) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("FindNextPairOfFaces: Can not find vertex in map");
}
if(!aMapEdgeFaces1.Contains(E1))
cout<<" FindNextPairOfFaces: map aMapEdgeFaces1 not contains key E1"<<endl;
const TopTools_ListOfShape& aList1 = aMapEdgeFaces1.FindFromKey(E1);
if(aList1.Extent()<2)
continue;
TopTools_ListIteratorOfListOfShape anIter(aList1);
if(anIter.Value().IsEqual(aCurFace)) {
anIter.Next();
}
TopoDS_Shape F1other = anIter.Value();
if(FF.Contains(F1other))
continue;
if(!FF.Contains(aCurFace))
cout<<" FindNextPairOfFaces: map FF not contains key aCurFace"<<endl;
const TopoDS_Shape& F2 = FF.FindFromKey(aCurFace);
if(!aMapEdgeFaces2.Contains(E2))
cout<<" FindNextPairOfFaces: map aMapEdgeFaces2 not contains key E2"<<endl;
const TopTools_ListOfShape& aList2 = aMapEdgeFaces2.FindFromKey(E2);
if(aList2.Extent()<2) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("FindNextPairOfFaces: Can not find corresponding face");
}
TopTools_ListIteratorOfListOfShape anIter2(aList2);
if(anIter2.Value().IsEqual(F2)) {
anIter2.Next();
}
TopoDS_Shape F2other = anIter2.Value();
FF.Add(F1other,F2other);
// add pairs of edges to FF
bool stat = FillForOtherEdges(F1other,E1,V1,FF);
if( !stat ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("FindNextPairOfFaces: Can not mapping other egdes");
}
FindNextPairOfFaces(F1other, aMapEdgeFaces1, aMapEdgeFaces2, FF, aCI);
}
}
//=======================================================================
//function : FindFirstPairFaces
//purpose : auxilary for Execute()
//=======================================================================
static void FindFirstPairFaces(const TopoDS_Shape& S1, const TopoDS_Shape& S2,
TopoDS_Vertex& V1, TopoDS_Vertex& V2,
TopoDS_Shape& FS1, TopoDS_Shape& FS2)
{
//cout<<"FindFirstPairFaces"<<endl;
// check if vertexes are subshapes of sections
gp_Pnt P1 = BRep_Tool::Pnt(V1);
gp_Pnt P2 = BRep_Tool::Pnt(V2);
TopoDS_Vertex V1new,V2new;
TopExp_Explorer exp;
double mindist = 1.e10;
for( exp.Init( S1, TopAbs_VERTEX ); exp.More(); exp.Next() ) {
TopoDS_Vertex V = TopoDS::Vertex(exp.Current());
gp_Pnt P = BRep_Tool::Pnt(V);
double dist = P1.Distance(P);
if(dist<mindist) {
mindist = dist;
V1new = V;
}
}
mindist = 1.e10;
for( exp.Init( S2, TopAbs_VERTEX ); exp.More(); exp.Next() ) {
TopoDS_Vertex V = TopoDS::Vertex(exp.Current());
gp_Pnt P = BRep_Tool::Pnt(V);
double dist = P2.Distance(P);
if(dist<mindist) {
mindist = dist;
V2new = V;
}
}
//gp_Pnt P1new = BRep_Tool::Pnt(V1new);
//gp_Pnt P2new = BRep_Tool::Pnt(V2new);
//cout<<" P1("<<P1.X()<<","<<P1.Y()<<","<<P1.Z()<<")"<<endl;
//cout<<" P2("<<P2.X()<<","<<P2.Y()<<","<<P2.Z()<<")"<<endl;
//cout<<" P1new("<<P1new.X()<<","<<P1new.Y()<<","<<P1new.Z()<<")"<<endl;
//cout<<" P2new("<<P2new.X()<<","<<P2new.Y()<<","<<P2new.Z()<<")"<<endl;
// replace vertexes if it is needed
if(!V1.IsSame(V1new)) {
V1 = V1new;
P1 = BRep_Tool::Pnt(V1);
cout<<" replace V1"<<endl;
}
else
cout<<" not replace V1"<<endl;
if(!V2.IsSame(V2new)) {
V2 = V2new;
P2 = BRep_Tool::Pnt(V2);
cout<<" replace V2"<<endl;
}
else
cout<<" not replace V2"<<endl;
TopTools_IndexedDataMapOfShapeListOfShape aMapVertFaces1;
TopExp::MapShapesAndAncestors(S1, TopAbs_VERTEX, TopAbs_FACE, aMapVertFaces1);
TopTools_IndexedDataMapOfShapeListOfShape aMapVertFaces2;
TopExp::MapShapesAndAncestors(S2, TopAbs_VERTEX, TopAbs_FACE, aMapVertFaces2);
if(!aMapVertFaces1.Contains(V1))
cout<<" FindFirstPairFaces: map aMapVertFaces1 not contains key V1"<<endl;
const TopTools_ListOfShape& aList1 = aMapVertFaces1.FindFromKey(V1);
TopTools_ListIteratorOfListOfShape anIter1(aList1);
FS1 = anIter1.Value();
// find middle point
double x1=0., y1=0., z1=0.;
int nbv1=0;
for( exp.Init( FS1, TopAbs_VERTEX ); exp.More(); exp.Next() ) {
TopoDS_Vertex V = TopoDS::Vertex(exp.Current());
gp_Pnt P = BRep_Tool::Pnt(V);
x1 += P.X();
y1 += P.Y();
z1 += P.Z();
nbv1++;
}
gp_Pnt PM1(x1/nbv1, y1/nbv1, z1/nbv1);
TColgp_SequenceOfPnt Ps;
TopTools_SequenceOfShape Fs;
if(!aMapVertFaces2.Contains(V2))
cout<<" FindFirstPairFaces: map aMapVertFaces2 not contains key V2"<<endl;
const TopTools_ListOfShape& aList2 = aMapVertFaces2.FindFromKey(V2);
TopTools_ListIteratorOfListOfShape anIter2(aList2);
for(; anIter2.More(); anIter2.Next()) {
TopoDS_Shape F = anIter2.Value();
double x2=0., y2=0., z2=0.;
int nbv2=0;
for( exp.Init( F, TopAbs_VERTEX ); exp.More(); exp.Next() ) {
TopoDS_Vertex V = TopoDS::Vertex(exp.Current());
gp_Pnt P = BRep_Tool::Pnt(V);
x2 += P.X();
y2 += P.Y();
z2 += P.Z();
nbv2++;
}
gp_Pnt PM(x2/nbv1, y2/nbv1, z2/nbv1);
Fs.Append(F);
Ps.Append(PM);
}
gp_Vec aDir(P1,P2);
int i=1;
double MinAng = PI;
int numface = 0;
for(; i<=Fs.Length(); i++) {
gp_Vec tmpDir(PM1,Ps(i));
double ang = fabs(aDir.Angle(tmpDir));
if(ang<MinAng) {
MinAng = ang;
numface = i;
}
}
FS2 = Fs(numface);
}
//=======================================================================
//function : CreatePipeForShellSections
//purpose : auxilary for Execute()
//=======================================================================
static TopoDS_Shape CreatePipeForShellSections(const TopoDS_Wire& aWirePath,
GEOMImpl_IPipe* aCI)
{
//cout<<"CreatePipeForShellSections"<<endl;
//TopoDS_Shape res;
int i,j;
BRep_Builder B;
GEOMImpl_IPipeShellSect* aCIDS = (GEOMImpl_IPipeShellSect*)aCI;
Handle(TColStd_HSequenceOfTransient) aBasesObjs = aCIDS->GetBases();
Handle(TColStd_HSequenceOfTransient) aSubBasesObjs = aCIDS->GetSubBases();
Handle(TColStd_HSequenceOfTransient) aLocObjs = aCIDS->GetLocations();
Standard_Boolean aWithContact = (aCIDS->GetWithContactMode());
Standard_Boolean aWithCorrect = (aCIDS->GetWithCorrectionMode());
Standard_Integer nbBases = aBasesObjs->Length(),
nbSubBases = (aSubBasesObjs.IsNull() ? 0 :aSubBasesObjs->Length()),
nbLocs = (aLocObjs.IsNull() ? 0 :aLocObjs->Length());
if( nbLocs != nbBases) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Number of sections is not equal to number of locations ");
}
if( nbSubBases && nbSubBases != nbBases) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Number of sections is not equal to number of subsections ");
}
//BRepOffsetAPI_MakePipeShell aBuilder(aWirePath);
TopTools_SequenceOfShape VLocs;
for(i=1; i<=nbBases; i++) {
Handle(Standard_Transient) anItemLoc = aLocObjs->Value(i);
if(anItemLoc.IsNull())
continue;
Handle(GEOM_Function) aRefLoc = Handle(GEOM_Function)::DownCast(anItemLoc);
TopoDS_Shape aShapeLoc = aRefLoc->GetValue();
if(aShapeLoc.IsNull() || aShapeLoc.ShapeType() != TopAbs_VERTEX)
continue;
VLocs.Append(aShapeLoc);
}
nbLocs = VLocs.Length();
if( nbLocs != nbBases) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("One of location shapes is not a vertex");
}
// split wire path by location points
TColgp_SequenceOfPnt PLocs;
for(i=1; i<=nbLocs; i++) {
TopoDS_Vertex V = TopoDS::Vertex(VLocs.Value(i));
PLocs.Append(BRep_Tool::Pnt(V));
}
TopTools_SequenceOfShape Edges;
TopTools_SequenceOfShape Wires;
ShapeAnalysis_Edge sae;
if(nbLocs==2) {
TopExp_Explorer anExp;
for ( anExp.Init( aWirePath, TopAbs_EDGE ); anExp.More(); anExp.Next() ) {
Edges.Append(anExp.Current());
}
Standard_Integer Num1 = 0;
Standard_Integer Num2 = 0;
for(i=1; i<=Edges.Length(); i++) {
TopoDS_Edge E = TopoDS::Edge(Edges.Value(i));
double tol = BRep_Tool::Tolerance(E);
TopoDS_Vertex V1 = sae.FirstVertex(E);
TopoDS_Vertex V2 = sae.LastVertex(E);
gp_Pnt P1 = BRep_Tool::Pnt(V1);
gp_Pnt P2 = BRep_Tool::Pnt(V2);
if( P1.Distance(PLocs.First()) < tol ) {
Num1 = i;
}
if( P2.Distance(PLocs.Last()) < tol ) {
Num2 = i;
}
}
if( Num1>0 && Num2>0 ) {
TopoDS_Wire W;
B.MakeWire(W);
for(i=Num1; i<=Num2; i++) {
B.Add(W,Edges.Value(i));
}
Wires.Append(W);
}
else {
Wires.Append(aWirePath);
}
}
else {
TopExp_Explorer anExp;
for ( anExp.Init( aWirePath, TopAbs_EDGE ); anExp.More(); anExp.Next() ) {
Edges.Append(anExp.Current());
}
TopoDS_Edge edge = TopoDS::Edge(Edges.First());
double tol = BRep_Tool::Tolerance(edge);
TopoDS_Vertex VF = sae.FirstVertex(edge);
gp_Pnt PF = BRep_Tool::Pnt(VF);
//cout<<"PF("<<PF.X()<<","<<PF.Y()<<","<<PF.Z()<<")"<<endl;
if( PF.Distance(PLocs.First()) > tol ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise
("First location shapes is not coincided with first vertex of aWirePath");
}
VLocs.ChangeValue(1) = VF;
edge = TopoDS::Edge(Edges.Last());
tol = BRep_Tool::Tolerance(edge);
TopoDS_Vertex VL = sae.LastVertex(edge);
gp_Pnt PL = BRep_Tool::Pnt(VL);
if( PL.Distance(PLocs.Last()) > tol ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise
("Last location shapes is not coincided with last vertex of aWirePath");
}
VLocs.ChangeValue(nbLocs) = VL;
int jcurr = 2;
TopTools_SequenceOfShape tmpEdges;
for(i=1; i<=Edges.Length() && jcurr<nbLocs; i++) {
TopoDS_Edge E = TopoDS::Edge(Edges.Value(i));
tol = BRep_Tool::Tolerance(E);
TopoDS_Vertex V1 = sae.FirstVertex(E);
TopoDS_Vertex V2 = sae.LastVertex(E);
gp_Pnt P1 = BRep_Tool::Pnt(V1);
gp_Pnt P2 = BRep_Tool::Pnt(V2);
if( P2.Distance(PLocs.Value(jcurr)) < tol ) {
// make wire from current edge and add created
// wire to Wires
TopoDS_Wire W;
B.MakeWire(W);
for(j=1; j<=tmpEdges.Length(); j++)
B.Add(W,tmpEdges.Value(j));
B.Add(W,E);
Wires.Append(W);
VLocs.ChangeValue(jcurr) = V2;
jcurr++;
tmpEdges.Clear();
}
else {
// find distance between E and aLocs(jcurr)
double fp,lp;
Handle(Geom_Curve) C = BRep_Tool::Curve(E,fp,lp);
GeomAPI_ProjectPointOnCurve PPC (PLocs.Value(jcurr),C);
if( PPC.NbPoints()>0 &&
PLocs.Value(jcurr).Distance(PPC.Point(1)) < tol ) {
double param = PPC.Parameter(1);
gp_Pnt PC1;
C->D0(param,PC1);
// split current edge
Handle(Geom_TrimmedCurve) tc1 = new Geom_TrimmedCurve(C,fp,param);
Handle(Geom_TrimmedCurve) tc2 = new Geom_TrimmedCurve(C,param,lp);
TopoDS_Edge E1,E2;
gp_Pnt Pfp;
C->D0(fp,Pfp);
if(Pfp.Distance(P1)<tol) {
B.MakeEdge(E1,tc1,tol);
B.Add(E1,V1);
TopoDS_Shape tmpV = VLocs.Value(jcurr).Oriented(TopAbs_REVERSED);
B.Add(E1,TopoDS::Vertex(tmpV));
tmpEdges.Append(E1);
B.MakeEdge(E2,tc2,tol);
tmpV = VLocs.Value(jcurr).Oriented(TopAbs_FORWARD);
B.Add(E2,TopoDS::Vertex(tmpV));
B.Add(E2,V2);
}
else {
B.MakeEdge(E1,tc2,tol);
TopoDS_Shape tmpV = VLocs.Value(jcurr).Oriented(TopAbs_FORWARD);
B.Add(E1,TopoDS::Vertex(tmpV));
B.Add(E1,V1);
E1.Reverse();
tmpEdges.Append(E1);
B.MakeEdge(E2,tc1,tol);
B.Add(E2,V2);
tmpV = VLocs.Value(jcurr).Oriented(TopAbs_REVERSED);
B.Add(E2,TopoDS::Vertex(tmpV));
E2.Reverse();
}
// create wire from tmpEdges
TopoDS_Wire W;
B.MakeWire(W);
for(j=1; j<=tmpEdges.Length(); j++)
B.Add(W,tmpEdges.Value(j));
Wires.Append(W);
jcurr++;
tmpEdges.Clear();
Edges.Remove(i);
Edges.InsertAfter(i-1,E1);
Edges.InsertAfter(i,E2);
}
else {
tmpEdges.Append(E);
}
}
}
// create wire from other edges
TopoDS_Wire W;
B.MakeWire(W);
for(; i<=Edges.Length(); i++)
B.Add(W,Edges.Value(i));
Wires.Append(W);
//cout<<"Wires.Length()="<<Wires.Length()<<endl;
}
if( Wires.Length() != nbLocs-1 ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise
("One of location shapes is not lied on the path");
}
//TopTools_SequenceOfShape aSeqBases;
//TopTools_SequenceOfShape aSeqSubBases;
//TopTools_SequenceOfShape aSeqFaces;
TopoDS_Compound aComp;
B.MakeCompound(aComp);
for(i=1 ; i<nbBases; i++) {
TopoDS_Wire WPath = TopoDS::Wire(Wires.Value(i));
// 1 section
Handle(Standard_Transient) anItem1 = aBasesObjs->Value(i);
if(anItem1.IsNull())
continue;
Handle(GEOM_Function) aRefBase1 = Handle(GEOM_Function)::DownCast(anItem1);
if(aRefBase1.IsNull())
continue;
TopoDS_Shape aShBase1 = aRefBase1->GetValue();
if(aShBase1.IsNull())
continue;
TopAbs_ShapeEnum aType1 = aShBase1.ShapeType();
// 2 section
Handle(Standard_Transient) anItem2 = aBasesObjs->Value(i+1);
if(anItem2.IsNull())
continue;
Handle(GEOM_Function) aRefBase2 = Handle(GEOM_Function)::DownCast(anItem2);
if(aRefBase2.IsNull())
continue;
TopoDS_Shape aShBase2 = aRefBase2->GetValue();
if(aShBase2.IsNull())
continue;
TopAbs_ShapeEnum aType2 = aShBase2.ShapeType();
//BRepTools::Write(aShBase1,"/dn02/users_Linux/skl/work/Bugs/14857/base1.brep");
bool OkSec = ( aType1==TopAbs_SHELL || aType1==TopAbs_FACE ) &&
( aType2==TopAbs_SHELL || aType2==TopAbs_FACE );
if( !OkSec ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("One of section shapes has invalid type");
}
bool CreateFewSolids = false;
// compare sections
TopExp_Explorer anExp;
Standard_Integer nbf1 = 0;
for ( anExp.Init( aShBase1, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
nbf1++;
}
Standard_Integer nbf2 = 0;
for ( anExp.Init( aShBase2, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
nbf2++;
}
if(nbf1==nbf2) {
CreateFewSolids = true;
}
/*
// check orientation of sections
bool NeedReverse = false;
{
// first section
anExp.Init( aShBase1, TopAbs_FACE );
TopoDS_Shape aFace = anExp.Current();
TColgp_SequenceOfPnt aPnts;
double xc=0, yc=0, zc=0;
for ( anExp.Init( aFace, TopAbs_VERTEX ); anExp.More(); anExp.Next() ) {
TopoDS_Vertex V = TopoDS::Vertex(anExp.Current());
aPnts.Append(BRep_Tool::Pnt(V));
xc += aPnts.Last().X();
yc += aPnts.Last().Y();
zc += aPnts.Last().Z();
}
gp_Pnt PC( xc/aPnts.Length(), yc/aPnts.Length(), zc/aPnts.Length() );
gp_Vec V1(PC,aPnts.Value(1));
gp_Vec V2(PC,aPnts.Value(2));
gp_Vec VN = V1.Crossed(V2);
for(int ip=2; ip<aPnts.Length(); ip++) {
V1 = gp_Vec(PC,aPnts.Value(ip));
V2 = gp_Vec(PC,aPnts.Value(ip+1));
VN.Add(V1.Crossed(V2));
}
gp_Vec PathNorm;
gp_Pnt PLoc = BRep_Tool::Pnt(TopoDS::Vertex(VLocs(i)));
TopExp_Explorer WE;
for ( WE.Init( WPath, TopAbs_EDGE ); WE.More(); WE.Next() ) {
TopoDS_Edge edge = TopoDS::Edge(WE.Current());
double tol = BRep_Tool::Tolerance(edge);
TopoDS_Vertex VF = sae.FirstVertex(edge);
gp_Pnt PF = BRep_Tool::Pnt(VF);
if( PF.Distance(PLoc) < tol ) {
double fp,lp;
Handle(Geom_Curve) C = BRep_Tool::Curve(edge,fp,lp);
gp_Pnt P1,P2;
C->D0(fp,P1);
if( P1.Distance(PLoc) < tol ) {
C->D0(fp+(lp-fp)/100,P2);
}
else {
C->D0(lp,P1);
C->D0(lp+(fp-lp)/100,P2);
}
PathNorm = gp_Vec(P1,P2);
break;
}
else {
TopoDS_Vertex VL = sae.LastVertex(edge);
gp_Pnt PL = BRep_Tool::Pnt(VL);
if( PL.Distance(PLoc) < tol ) {
double fp,lp;
Handle(Geom_Curve) C = BRep_Tool::Curve(edge,fp,lp);
gp_Pnt P1,P2;
C->D0(fp,P1);
if( P1.Distance(PLoc) < tol ) {
C->D0(fp+(lp-fp)/100,P2);
}
else {
C->D0(lp,P1);
C->D0(lp+(fp-lp)/100,P2);
}
PathNorm = gp_Vec(P2,P1);
break;
}
}
}
cout<<"VN("<<VN.X()<<","<<VN.Y()<<","<<VN.Z()<<")"<<endl;
cout<<"PathNorm("<<PathNorm.X()<<","<<PathNorm.Y()<<","<<PathNorm.Z()<<")"<<endl;
if(fabs(VN.Angle(PathNorm))>PI/2.) {
NeedReverse = true;
aShBase1.Reverse();
}
}
{
// second section
anExp.Init( aShBase2, TopAbs_FACE );
TopoDS_Shape aFace = anExp.Current();
TColgp_SequenceOfPnt aPnts;
double xc=0, yc=0, zc=0;
for ( anExp.Init( aFace, TopAbs_VERTEX ); anExp.More(); anExp.Next() ) {
TopoDS_Vertex V = TopoDS::Vertex(anExp.Current());
aPnts.Append(BRep_Tool::Pnt(V));
xc += aPnts.Last().X();
yc += aPnts.Last().Y();
zc += aPnts.Last().Z();
}
gp_Pnt PC( xc/aPnts.Length(), yc/aPnts.Length(), zc/aPnts.Length() );
gp_Vec V1(PC,aPnts.Value(1));
gp_Vec V2(PC,aPnts.Value(2));
gp_Vec VN = V1.Crossed(V2);
for(int ip=2; ip<aPnts.Length(); ip++) {
V1 = gp_Vec(PC,aPnts.Value(ip));
V2 = gp_Vec(PC,aPnts.Value(ip+1));
VN.Add(V1.Crossed(V2));
}
gp_Vec PathNorm;
gp_Pnt PLoc = BRep_Tool::Pnt(TopoDS::Vertex(VLocs(i+1)));
TopExp_Explorer WE;
for ( WE.Init( WPath, TopAbs_EDGE ); WE.More(); WE.Next() ) {
TopoDS_Edge edge = TopoDS::Edge(WE.Current());
double tol = BRep_Tool::Tolerance(edge);
TopoDS_Vertex VF = sae.FirstVertex(edge);
gp_Pnt PF = BRep_Tool::Pnt(VF);
if( PF.Distance(PLoc) < tol ) {
double fp,lp;
Handle(Geom_Curve) C = BRep_Tool::Curve(edge,fp,lp);
gp_Pnt P1,P2;
C->D0(fp,P1);
if( P1.Distance(PLoc) < tol ) {
C->D0(fp+(lp-fp)/100,P2);
}
else {
C->D0(lp,P1);
C->D0(lp+(fp-lp)/100,P2);
}
PathNorm = gp_Vec(P2,P1);
break;
}
else {
TopoDS_Vertex VL = sae.LastVertex(edge);
gp_Pnt PL = BRep_Tool::Pnt(VL);
if( PL.Distance(PLoc) < tol ) {
double fp,lp;
Handle(Geom_Curve) C = BRep_Tool::Curve(edge,fp,lp);
gp_Pnt P1,P2;
C->D0(fp,P1);
if( P1.Distance(PLoc) < tol ) {
C->D0(fp+(lp-fp)/100,P2);
}
else {
C->D0(lp,P1);
C->D0(lp+(fp-lp)/100,P2);
}
PathNorm = gp_Vec(P2,P1);
break;
}
}
}
//cout<<"VN("<<VN.X()<<","<<VN.Y()<<","<<VN.Z()<<")"<<endl;
//cout<<"PathNorm("<<PathNorm.X()<<","<<PathNorm.Y()<<","<<PathNorm.Z()<<")"<<endl;
if(fabs(VN.Angle(PathNorm))>PI/2.)
aShBase2.Reverse();
}
*/
if(!CreateFewSolids) {
// we can create only one solid
TopoDS_Shape aWire1, aWire2;
// prepare aWire1
if(aType1==TopAbs_SHELL) {
// create wire as boundary contour if shell is no closed
// get free boundary shapes
ShapeAnalysis_FreeBounds anAnalizer( aShBase1 );
TopoDS_Compound aClosed = anAnalizer.GetClosedWires();
//TopExp_Explorer anExp;
Standard_Integer NbWires = 0;
for ( anExp.Init( aClosed, TopAbs_WIRE ); anExp.More(); anExp.Next() ) {
NbWires++;
aWire1 = anExp.Current();
}
if(NbWires!=1) {
// bad case
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Bad shell is used as section ");
}
}
else { // aType1==TopAbs_FACE
TopExp_Explorer aExpW(aShBase1,TopAbs_WIRE);
aWire1 = aExpW.Current();
}
// prepare aWire2
if(aType2==TopAbs_SHELL) {
// create wire as boundary contour if shell is no closed
// get free boundary shapes
ShapeAnalysis_FreeBounds anAnalizer( aShBase2 );
TopoDS_Compound aClosed = anAnalizer.GetClosedWires();
//TopExp_Explorer anExp;
Standard_Integer NbWires = 0;
for ( anExp.Init( aClosed, TopAbs_WIRE ); anExp.More(); anExp.Next() ) {
NbWires++;
aWire2 = anExp.Current();
}
if(NbWires!=1) {
// bad case
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Bad shell is used as section ");
}
}
else { // aType2==TopAbs_FACE
TopExp_Explorer aExpW(aShBase2,TopAbs_WIRE);
aWire2 = aExpW.Current();
}
// make pipe using aWire1 and aWire2
if( !aWire1.IsNull() && !aWire2.IsNull() ) {
//BRepOffsetAPI_MakePipeShell aBuilder(aWirePath);
BRepOffsetAPI_MakePipeShell aBuilder(WPath);
aBuilder.Add(aWire1, TopoDS::Vertex(VLocs(i)),
aWithContact, aWithCorrect);
aBuilder.Add(aWire2, TopoDS::Vertex(VLocs(i+1)),
aWithContact, aWithCorrect);
if(!aBuilder.IsReady()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid input data for building PIPE: bases are invalid");
}
aBuilder.Build();
TopoDS_Shape aShape = aBuilder.Shape();
TopoDS_Shell aShell;
B.MakeShell(aShell);
for ( anExp.Init( aShape, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
B.Add(aShell,anExp.Current());
}
for ( anExp.Init( aShBase1, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
B.Add(aShell,anExp.Current());
}
for ( anExp.Init( aShBase2, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
B.Add(aShell,anExp.Current());
}
// make sewing for this shell
Handle(BRepBuilderAPI_Sewing) aSewing = new BRepBuilderAPI_Sewing;
aSewing->SetTolerance(Precision::Confusion());
aSewing->SetFaceMode(Standard_True);
aSewing->SetFloatingEdgesMode(Standard_False);
aSewing->SetNonManifoldMode(Standard_False);
for ( anExp.Init( aShell, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
aSewing->Add(anExp.Current());
}
aSewing->Perform();
const TopoDS_Shape aSewShape = aSewing->SewedShape();
if( aSewShape.ShapeType() == TopAbs_SHELL ) {
aShell = TopoDS::Shell(aSewShape);
GProp_GProps aSystem;
BRepGProp::VolumeProperties(aShell, aSystem);
if(aSystem.Mass()<0) {
aShell.Reverse();
}
if(BRep_Tool::IsClosed(aShell)) {
TopoDS_Solid aSolid;
B.MakeSolid(aSolid);
B.Add(aSolid,aShell);
B.Add(aComp,aSolid);
}
else {
B.Add(aComp,aShell);
}
}
else {
B.Add(aComp,aShell);
}
}
}
else {
// main block - creation few solids (for each pair of faces)
TopTools_MapOfShape aFaces1,aFaces2;
for ( anExp.Init( aShBase1, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
aFaces1.Add(anExp.Current());
}
for ( anExp.Init( aShBase2, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
aFaces2.Add(anExp.Current());
}
// creating map of edge faces
TopTools_IndexedDataMapOfShapeListOfShape aMapEdgeFaces1;
TopExp::MapShapesAndAncestors(aShBase1, TopAbs_EDGE, TopAbs_FACE, aMapEdgeFaces1);
TopTools_IndexedDataMapOfShapeListOfShape aMapEdgeFaces2;
TopExp::MapShapesAndAncestors(aShBase2, TopAbs_EDGE, TopAbs_FACE, aMapEdgeFaces2);
// constuct map face->face
TopTools_IndexedDataMapOfShapeShape FF;
TopoDS_Shape FS1,FS2;
if(nbSubBases==0) {
// find edge the most distant from location point
// (this edge is not shared by two faces)
double maxdist = 0.;
TopoDS_Shape E1;
TopoDS_Vertex V11,V21;
for(j=1; j<=aMapEdgeFaces1.Extent(); j++) {
TopoDS_Shape tmp = aMapEdgeFaces1.FindKey(j);
const TopTools_ListOfShape& aList = aMapEdgeFaces1.FindFromKey(tmp);
if(aList.Extent()>1)
continue;
TopExp_Explorer expv;
expv.Init( tmp, TopAbs_VERTEX );
TopoDS_Vertex V1 = TopoDS::Vertex(expv.Current());
expv.Next();
TopoDS_Vertex V2 = TopoDS::Vertex(expv.Current());
gp_Pnt P1 = BRep_Tool::Pnt(V1);
gp_Pnt P2 = BRep_Tool::Pnt(V2);
double dist = PLocs.Value(i).Distance(P1) + PLocs.Value(i).Distance(P2);
if(dist>maxdist) {
E1 = tmp;
V11 = V1;
V21 = V2;
TopTools_ListIteratorOfListOfShape anIter(aList);
FS1 = anIter.Value();
maxdist = dist;
}
}
// main direction for comparing
gp_Vec VM(PLocs.Value(i),PLocs.Value(i+1));
// find corresponding edge from next section
double minang = PI;
gp_Pnt P11 = BRep_Tool::Pnt(V11);
gp_Pnt P21 = BRep_Tool::Pnt(V21);
TopoDS_Shape E2;
TopoDS_Vertex V12,V22;
for(j=1; j<=aMapEdgeFaces2.Extent(); j++) {
TopoDS_Shape tmp = aMapEdgeFaces2.FindKey(j);
const TopTools_ListOfShape& aList = aMapEdgeFaces2.FindFromKey(tmp);
if(aList.Extent()>1)
continue;
TopExp_Explorer expv;
expv.Init( tmp, TopAbs_VERTEX );
TopoDS_Vertex V1tmp = TopoDS::Vertex(expv.Current());
expv.Next();
TopoDS_Vertex V2tmp = TopoDS::Vertex(expv.Current());
gp_Pnt P1tmp = BRep_Tool::Pnt(V1tmp);
gp_Pnt P2tmp = BRep_Tool::Pnt(V2tmp);
double d1 = P1tmp.Distance(P11) + P2tmp.Distance(P21);
double d2 = P1tmp.Distance(P21) + P2tmp.Distance(P11);
TopoDS_Vertex V1,V2;
gp_Pnt P1,P2;
if(d1>d2) {
V1 = V2tmp; P1 = P2tmp;
V2 = V1tmp; P2 = P1tmp;
}
else {
V1 = V1tmp; P1 = P1tmp;
V2 = V2tmp; P2 = P2tmp;
}
gp_Vec Vec1(P11,P1);
gp_Vec Vec2(P21,P2);
double ang = fabs(Vec1.Angle(VM)) + fabs(Vec2.Angle(VM));
if(ang<minang) {
E2 = tmp;
V12 = V1;
V22 = V2;
TopTools_ListIteratorOfListOfShape anIter(aList);
FS2 = anIter.Value();
minang = ang;
}
}
// put all pairs to map FF
FF.Add(FS1,FS2);
FF.Add(E1,E2);
FF.Add(V11,V12);
FF.Add(V21,V22);
// add pairs of edges to FF
bool stat = FillForOtherEdges(FS1,E1,V11,FF);
if( !stat ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("FindForOtherEdges: Can not mapping other egdes");
}
}
else {
{ // 1 section
Handle(Standard_Transient) anItem = aSubBasesObjs->Value(i);
if(anItem.IsNull()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
Handle(GEOM_Function) aRefBase = Handle(GEOM_Function)::DownCast(anItem);
if(aRefBase.IsNull()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
TopoDS_Shape aSh = aRefBase->GetValue();
if(aSh.IsNull()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
if(aSh.ShapeType()!=TopAbs_FACE) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
FS1 = aSh;
}
{ // 2 section
Handle(Standard_Transient) anItem = aSubBasesObjs->Value(i+1);
if(anItem.IsNull()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
Handle(GEOM_Function) aRefBase = Handle(GEOM_Function)::DownCast(anItem);
if(aRefBase.IsNull()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
TopoDS_Shape aSh = aRefBase->GetValue();
if(aSh.IsNull()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
if(aSh.ShapeType()!=TopAbs_FACE) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
FS2 = aSh;
}
if( !aFaces1.Contains(FS1) || !aFaces2.Contains(FS2) ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid subbase shape");
}
FF.Add(FS1,FS2);
// add pairs of edges to FF
bool stat = FillCorrespondingEdges(FS1, FS2, TopoDS::Vertex(VLocs(i)),
TopoDS::Vertex(VLocs(i+1)), WPath, FF);
if( !stat ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Can not create correct pipe");
}
}
FindNextPairOfFaces(FS1, aMapEdgeFaces1, aMapEdgeFaces2, FF, aCI);
// make pipe for each pair of faces
for(j=1; j<=FF.Extent(); j++) {
TopoDS_Shape F1 = FF.FindKey(j);
if( F1.ShapeType() != TopAbs_FACE )
continue;
TopoDS_Shape F2 = FF.FindFromIndex(j);
TopExp_Explorer aExpW1(F1,TopAbs_WIRE);
TopoDS_Wire aWire1 = TopoDS::Wire(aExpW1.Current());
TopExp_Explorer aExpW2(F2,TopAbs_WIRE);
TopoDS_Wire aWire2 = TopoDS::Wire(aExpW2.Current());
// make pipe using aWire1 and aWire2
if( !aWire1.IsNull() && !aWire2.IsNull() ) {
BRepOffsetAPI_MakePipeShell aBuilder(WPath);
aBuilder.Add(aWire1, TopoDS::Vertex(VLocs(i)),
aWithContact, aWithCorrect);
aBuilder.Add(aWire2, TopoDS::Vertex(VLocs(i+1)),
aWithContact, aWithCorrect);
if(!aBuilder.IsReady()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid input data for building PIPE: bases are invalid");
}
aBuilder.Build();
TopoDS_Shape aShape = aBuilder.Shape();
TopoDS_Shell aShell;
B.MakeShell(aShell);
for ( anExp.Init( aShape, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
B.Add(aShell,anExp.Current());
}
B.Add(aShell,F1);
B.Add(aShell,F2);
// make sewing for this shell
Handle(BRepBuilderAPI_Sewing) aSewing = new BRepBuilderAPI_Sewing;
aSewing->SetTolerance(Precision::Confusion());
aSewing->SetFaceMode(Standard_True);
aSewing->SetFloatingEdgesMode(Standard_False);
aSewing->SetNonManifoldMode(Standard_False);
for ( anExp.Init( aShell, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
aSewing->Add(anExp.Current());
}
aSewing->Perform();
const TopoDS_Shape aSewShape = aSewing->SewedShape();
if( aSewShape.ShapeType() == TopAbs_SHELL ) {
aShell = TopoDS::Shell(aSewShape);
GProp_GProps aSystem;
BRepGProp::VolumeProperties(aShell, aSystem);
if(aSystem.Mass()<0) {
//cout<<"aSewShape is reversed"<<endl;
aShell.Reverse();
}
if(BRep_Tool::IsClosed(aShell)) {
TopoDS_Solid aSolid;
B.MakeSolid(aSolid);
B.Add(aSolid,aShell);
B.Add(aComp,aSolid);
}
else {
B.Add(aComp,aShell);
}
}
else {
B.Add(aComp,aShell);
}
}
}
}
}
//BRepTools::Write(aComp,"/dn02/users_Linux/skl/work/Bugs/14857/comp.brep");
return aComp;
}
//=======================================================================
//function : CreatePipeShellsWithoutPath
//purpose : auxilary for Execute()
//=======================================================================
static TopoDS_Shape CreatePipeShellsWithoutPath(GEOMImpl_IPipe* aCI)
{
//cout<<"CreatePipeShellsWithoutPath"<<endl;
int i,j;
BRep_Builder B;
GEOMImpl_IPipeShellSect* aCIDS = (GEOMImpl_IPipeShellSect*)aCI;
// shell sections
Handle(TColStd_HSequenceOfTransient) aBasesObjs = aCIDS->GetBases();
// vertex for recognition
Handle(TColStd_HSequenceOfTransient) VObjs = aCIDS->GetLocations();
Standard_Integer nbBases = aBasesObjs->Length(),
nbv = (VObjs.IsNull() ? 0 :VObjs->Length());
if( nbv != nbBases ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Number of shapes for recognition is invalid");
}
TopTools_SequenceOfShape SecVs,Bases;
for(i=1; i<=nbBases; i++) {
// vertex
Handle(Standard_Transient) anItem = VObjs->Value(i);
if(anItem.IsNull())
continue;
Handle(GEOM_Function) aRef = Handle(GEOM_Function)::DownCast(anItem);
TopoDS_Shape V = aRef->GetValue();
if(V.IsNull() || V.ShapeType() != TopAbs_VERTEX)
continue;
SecVs.Append(V);
// section
anItem = aBasesObjs->Value(i);
if(anItem.IsNull())
continue;
aRef = Handle(GEOM_Function)::DownCast(anItem);
TopoDS_Shape aSh = aRef->GetValue();
if(aSh.IsNull())
continue;
Bases.Append(aSh);
}
nbv = SecVs.Length();
nbBases = Bases.Length();
if( nbv != nbBases ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("One of shapes for recognition is not a vertex");
}
TopoDS_Compound aComp;
B.MakeCompound(aComp);
for(i=1 ; i<nbBases; i++) {
cout<<"Make pipe between sections "<<i<<" and "<<i+1<<endl;
TopoDS_Shape aShBase1 = Bases.Value(i);
TopoDS_Shape aShBase2 = Bases.Value(i+1);
TopExp_Explorer anExp;
Standard_Integer nbf1 = 0;
for ( anExp.Init( aShBase1, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
nbf1++;
}
Standard_Integer nbf2 = 0;
for ( anExp.Init( aShBase2, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
nbf2++;
}
//cout<<"nbf1="<<nbf1<<" nbf2="<<nbf2<<endl;
if(nbf1!=nbf2) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Different number of faces in the sections");
}
TopTools_MapOfShape aFaces1,aFaces2;
for ( anExp.Init( aShBase1, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
aFaces1.Add(anExp.Current());
}
for ( anExp.Init( aShBase2, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
aFaces2.Add(anExp.Current());
}
// creating map of edge faces
TopTools_IndexedDataMapOfShapeListOfShape aMapEdgeFaces1;
TopExp::MapShapesAndAncestors(aShBase1, TopAbs_EDGE, TopAbs_FACE, aMapEdgeFaces1);
TopTools_IndexedDataMapOfShapeListOfShape aMapEdgeFaces2;
TopExp::MapShapesAndAncestors(aShBase2, TopAbs_EDGE, TopAbs_FACE, aMapEdgeFaces2);
// constuct map face->face (and subshapes)
TopTools_IndexedDataMapOfShapeShape FF;
//TopoDS_Shape FS1 = SecFs.Value(i), FS2 = SecFs.Value(i+1);
TopoDS_Shape FS1, FS2;
TopoDS_Vertex V1 = TopoDS::Vertex(SecVs(i));
TopoDS_Vertex V2 = TopoDS::Vertex(SecVs(i+1));
FindFirstPairFaces(aShBase1, aShBase2, V1, V2, FS1, FS2);
FF.Add(FS1,FS2);
cout<<" first pair of corresponding faces is found"<<endl;
// add pairs of edges and vertexes to FF
bool stat = FillCorrespondingEdges(FS1, FS2, V1, V2, FF);
if( !stat ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Can not create correct pipe");
}
cout<<" correspondences for subshapes of first pair of faces is found"<<endl;
FindNextPairOfFaces(FS1, aMapEdgeFaces1, aMapEdgeFaces2, FF, aCI);
cout<<" other correspondences is found, make pipe for all pairs of faces"<<endl;
// make pipe for each pair of faces
// auxilary map vertex->edge for created pipe edges
TopTools_IndexedDataMapOfShapeShape VPE;
ShapeAnalysis_Edge sae;
//cout<<"FF.Extent()="<<FF.Extent()<<endl;
int nbff = 0;
for(j=1; j<=FF.Extent(); j++) {
TopoDS_Shape F1 = FF.FindKey(j);
if( F1.ShapeType() != TopAbs_FACE )
continue;
TopoDS_Shape F2 = FF.FindFromIndex(j);
nbff++;
//if(nbff!=3) continue;
cout<<" make pipe for "<<nbff<<" face"<<endl;
Handle(Geom_Surface) S1 = BRep_Tool::Surface(TopoDS::Face(F1));
if(S1->IsKind(STANDARD_TYPE(Geom_RectangularTrimmedSurface))) {
Handle(Geom_RectangularTrimmedSurface) RTS =
Handle(Geom_RectangularTrimmedSurface)::DownCast(S1);
S1 = RTS->BasisSurface();
}
Handle(Geom_Plane) Pln1 = Handle(Geom_Plane)::DownCast(S1);
if( Pln1.IsNull() ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Surface from face is not plane");
}
gp_Vec aDir1(Pln1->Axis().Direction());
Handle(Geom_Surface) S2 = BRep_Tool::Surface(TopoDS::Face(F2));
if(S2->IsKind(STANDARD_TYPE(Geom_RectangularTrimmedSurface))) {
Handle(Geom_RectangularTrimmedSurface) RTS =
Handle(Geom_RectangularTrimmedSurface)::DownCast(S2);
S2 = RTS->BasisSurface();
}
Handle(Geom_Plane) Pln2 =
Handle(Geom_Plane)::DownCast(S2);
if( Pln2.IsNull() ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Surface from face is not plane");
}
gp_Vec aDir2(Pln2->Axis().Direction());
gp_Pnt P1 = BRep_Tool::Pnt(TopoDS::Vertex(SecVs(i)));
gp_Pnt P2 = BRep_Tool::Pnt(TopoDS::Vertex(SecVs(i+1)));
gp_Vec aDir(P1,P2);
if(fabs(aDir.Angle(aDir1))>PI/2.)
aDir1.Reverse();
if(fabs(aDir.Angle(aDir2))>PI/2.)
aDir2.Reverse();
TopExp_Explorer anExpE(F1,TopAbs_EDGE);
TopTools_SequenceOfShape aNewFs;
//int nbee=0;
for(; anExpE.More(); anExpE.Next()) {
TopoDS_Edge E1 = TopoDS::Edge(anExpE.Current());
//nbee++;
if(!FF.Contains(E1))
cout<<"map FF not contains key E1"<<endl;
if(VPE.Contains(E1)) {
aNewFs.Append(VPE.FindFromKey(E1));
#ifdef _DEBUG_
cout<<" using existed face"<<endl;
#endif
continue;
}
TopoDS_Edge E3 = TopoDS::Edge(FF.FindFromKey(E1));
TopoDS_Vertex V1 = sae.FirstVertex(E1);
TopoDS_Vertex V2 = sae.LastVertex(E1);
if(!FF.Contains(V1))
cout<<"map FF not contains key V1"<<endl;
if(!FF.Contains(V2))
cout<<"map FF not contains key V2"<<endl;
TopoDS_Vertex V3 = TopoDS::Vertex(FF.FindFromKey(V2));
TopoDS_Vertex V4 = TopoDS::Vertex(FF.FindFromKey(V1));
TopoDS_Vertex Vtmp = sae.FirstVertex(E3);
if(Vtmp.IsSame(V4))
E3.Reverse();
gp_Pnt P1 = BRep_Tool::Pnt(V1);
gp_Pnt P2 = BRep_Tool::Pnt(V2);
gp_Pnt P3 = BRep_Tool::Pnt(V3);
gp_Pnt P4 = BRep_Tool::Pnt(V4);
// make E2
TopoDS_Edge E2;
Handle(Geom_BSplineCurve) C2;
if(VPE.Contains(V2)) {
E2 = TopoDS::Edge(VPE.FindFromKey(V2));
double fp,lp;
C2 = Handle(Geom_BSplineCurve)::DownCast(BRep_Tool::Curve(E2,fp,lp));
}
else {
Handle(TColgp_HArray1OfPnt) HAP = new TColgp_HArray1OfPnt(1,2);
HAP->SetValue(1,P2);
HAP->SetValue(2,P3);
GeomAPI_Interpolate anInt(HAP,Standard_False,1.e-7);
anInt.Load(aDir1,aDir2);
anInt.Perform();
C2 = anInt.Curve();
B.MakeEdge(E2,C2,1.e-7);
B.Add(E2,TopoDS::Vertex(V2.Oriented(TopAbs_FORWARD)));
B.Add(E2,TopoDS::Vertex(V3.Oriented(TopAbs_REVERSED)));
VPE.Add(V2,E2);
}
// make E4
TopoDS_Edge E4;
Handle(Geom_BSplineCurve) C4;
if(VPE.Contains(V1)) {
E4 = TopoDS::Edge(VPE.FindFromKey(V1));
double fp,lp;
C4 = Handle(Geom_BSplineCurve)::DownCast(BRep_Tool::Curve(E4,fp,lp));
}
else {
Handle(TColgp_HArray1OfPnt) HAP = new TColgp_HArray1OfPnt(1,2);
HAP->SetValue(1,P1);
HAP->SetValue(2,P4);
GeomAPI_Interpolate anInt(HAP,Standard_False,1.e-7);
anInt.Load(aDir1,aDir2);
anInt.Perform();
C4 = anInt.Curve();
B.MakeEdge(E4,anInt.Curve(),1.e-7);
B.Add(E4,TopoDS::Vertex(V1.Oriented(TopAbs_FORWARD)));
B.Add(E4,TopoDS::Vertex(V4.Oriented(TopAbs_REVERSED)));
VPE.Add(V1,E4);
}
TopoDS_Wire W;
B.MakeWire(W);
B.Add(W,E1);
B.Add(W,E2);
B.Add(W,E3);
B.Add(W,E4.Reversed());
//cout<<" wire for edge "<<nbee<<" is created"<<endl;
//BRepTools::Write(W,"/dn02/users_Linux/skl/work/Bugs/14857/w.brep");
// make surface
double fp,lp;
Handle(Geom_Curve) C1 = BRep_Tool::Curve(E1,fp,lp);
//bool IsConicC1 = false;
//if( C1->IsKind(STANDARD_TYPE(Geom_Conic)) ) {
// IsConicC1 = true;
// cout<<"C1 - Geom_Conic"<<endl;
//}
if( C1->IsKind(STANDARD_TYPE(Geom_Line)) || C1->IsKind(STANDARD_TYPE(Geom_Conic)) ) {
C1 = new Geom_TrimmedCurve(C1,fp,lp);
}
//if(IsConicC1) {
// double tol = BRep_Tool::Tolerance(E1);
// GeomConvert_ApproxCurve ApxC1(C1,tol,GeomAbs_C1,10,5);
// C1 = ApxC1.Curve();
//}
Handle(Geom_Curve) C3 = BRep_Tool::Curve(E3,fp,lp);
if( C3->IsKind(STANDARD_TYPE(Geom_Line)) || C3->IsKind(STANDARD_TYPE(Geom_Conic)) ) {
C3 = new Geom_TrimmedCurve(C3,fp,lp);
}
//filebuf fic;
//ostream os(&fic);
//os.precision(15);
Handle(Geom_BSplineCurve) CE1 =
GeomConvert::CurveToBSplineCurve(C1,Convert_RationalC1);
if(CE1->Degree()<3)
CE1->IncreaseDegree(3);
Handle(Geom_BSplineCurve) CE2 =
GeomConvert::CurveToBSplineCurve(C2,Convert_RationalC1);
if(CE2->Degree()<3)
CE2->IncreaseDegree(3);
Handle(Geom_BSplineCurve) CE3 =
GeomConvert::CurveToBSplineCurve(C3,Convert_RationalC1);
if(CE3->Degree()<3)
CE3->IncreaseDegree(3);
Handle(Geom_BSplineCurve) CE4 =
GeomConvert::CurveToBSplineCurve(C4,Convert_RationalC1);
if(CE4->Degree()<3)
CE4->IncreaseDegree(3);
//cout<<"CE1->Degree()="<<CE1->Degree()<<" CE2->Degree()="<<CE2->Degree()
// <<" CE3->Degree()="<<CE3->Degree()<<" CE4->Degree()="<<CE4->Degree()<<endl;
//if(fic.open("/dn02/users_Linux/skl/work/Bugs/14857/ce1.brep",ios::out)) {
// os<<"DrawTrSurf_BSplineCurve"<<endl;
// GeomTools::Write(CE1,os);
// fic.close();
//}
Handle(Geom_Surface) BS;
try {
GeomFill_BSplineCurves GF(CE1,CE2,CE3,CE4,GeomFill_CoonsStyle);
//GeomFill_BSplineCurves GF(CE1,CE2,CE3,CE4,GeomFill_StretchStyle);
BS = GF.Surface();
}
catch(...) {
cout<<" can not create BSplineSurface - create Bezier"<<endl;
int NbP=26;
TColgp_Array2OfPnt Points(1,NbP,1,NbP);
double fp1,lp1,fp2,lp2;
Handle(Geom_Curve) C1 = BRep_Tool::Curve(E1,fp1,lp1);
Handle(Geom_Curve) C3 = BRep_Tool::Curve(E3,fp2,lp2);
gp_Pnt P1C1,P2C1;
C1->D0(fp1,P1C1);
C1->D0(lp1,P2C1);
gp_Pnt P1C3,P2C3;
C3->D0(fp2,P1C3);
C3->D0(lp2,P2C3);
int n1,n2;
double fp,lp;
// get points from C1
if(P1.Distance(P1C1)<1.e-6) {
fp = fp1;
lp = lp1;
}
else {
fp = lp1;
lp = fp1;
}
double step = (lp-fp)/(NbP-1);
Points.SetValue(1,1,P1);
double par = fp;
for(n1=2; n1<NbP; n1++) {
gp_Pnt P;
par += step;
C1->D0(par,P);
Points.SetValue(1,n1,P);
}
Points.SetValue(1,NbP,P2);
// get points from C3
if(P4.Distance(P1C3)<1.e-6) {
fp = fp2;
lp = lp2;
}
else {
fp = lp2;
lp = fp2;
}
step = (lp-fp)/(NbP-1);
Points.SetValue(NbP,1,P4);
par = fp;
for(n1=2; n1<NbP; n1++) {
gp_Pnt P;
par += step;
C3->D0(par,P);
Points.SetValue(NbP,n1,P);
}
Points.SetValue(NbP,NbP,P3);
// create isolines and get points from them
for(n1=1; n1<=NbP; n1++) {
gp_Pnt PI1 = Points.Value(1,n1);
gp_Pnt PI2 = Points.Value(NbP,n1);
Handle(TColgp_HArray1OfPnt) HAP = new TColgp_HArray1OfPnt(1,2);
HAP->SetValue(1,PI1);
HAP->SetValue(2,PI2);
GeomAPI_Interpolate anInt(HAP,Standard_False,1.e-7);
anInt.Load(aDir1,aDir2);
anInt.Perform();
Handle(Geom_Curve) iso = anInt.Curve();
fp = iso->FirstParameter();
lp = iso->LastParameter();
step = (lp-fp)/(NbP-1);
par = fp;
TopoDS_Compound VComp;
B.MakeCompound(VComp);
for(n2=2; n2<NbP; n2++) {
gp_Pnt P;
par += step;
iso->D0(par,P);
Points.SetValue(n2,n1,P);
}
}
// create surface and face
//Handle(Geom_BezierSurface) BS = new Geom_BezierSurface(Points);
BS = new Geom_BezierSurface(Points);
}
BRepBuilderAPI_MakeFace BB(BS,W);
TopoDS_Face NewF = BB.Face();
Handle(ShapeFix_Face) sff = new ShapeFix_Face(NewF);
sff->Perform();
sff->FixOrientation();
TopoDS_Face FixedFace = sff->Face();
aNewFs.Append(FixedFace);
VPE.Add(E1,FixedFace);
//cout<<" face for edge "<<nbee<<" is created"<<endl;
//BRepTools::Write(FixedFace,"/dn02/users_Linux/skl/work/Bugs/14857/f.brep");
}
// make shell
TopoDS_Shell aShell;
B.MakeShell(aShell);
for(int nf=1; nf<=aNewFs.Length(); nf++) {
B.Add(aShell,aNewFs(nf));
}
B.Add(aShell,F1);
B.Add(aShell,F2);
// make sewing for this shell
Handle(BRepBuilderAPI_Sewing) aSewing = new BRepBuilderAPI_Sewing;
aSewing->SetTolerance(Precision::Confusion());
aSewing->SetFaceMode(Standard_True);
aSewing->SetFloatingEdgesMode(Standard_False);
aSewing->SetNonManifoldMode(Standard_False);
for ( anExp.Init( aShell, TopAbs_FACE ); anExp.More(); anExp.Next() ) {
aSewing->Add(anExp.Current());
}
aSewing->Perform();
cout<<" shell for face "<<nbff<<" is created"<<endl;
const TopoDS_Shape aSewShape = aSewing->SewedShape();
//BRepTools::Write(aSewShape,"/dn02/users_Linux/skl/work/Bugs/14857/sew.brep");
if( aSewShape.ShapeType() == TopAbs_SHELL ) {
aShell = TopoDS::Shell(aSewShape);
GProp_GProps aSystem;
BRepGProp::VolumeProperties(aShell, aSystem);
if(aSystem.Mass()<0) {
//cout<<"aSewShape is reversed"<<endl;
aShell.Reverse();
}
if(BRep_Tool::IsClosed(aShell)) {
TopoDS_Solid aSolid;
B.MakeSolid(aSolid);
B.Add(aSolid,aShell);
B.Add(aComp,aSolid);
cout<<" solid for face "<<nbff<<" is created"<<endl;
}
else {
B.Add(aComp,aShell);
cout<<" solid for face "<<nbff<<" is not created"<<endl;
}
}
else {
B.Add(aComp,aShell);
cout<<" solid for face "<<nbff<<" is not created"<<endl;
}
//cout<<" solid for face "<<nbff<<" is created"<<endl;
//Handle(ShapeFix_Shell) sfs = new ShapeFix_Shell(aShell);
//sfs->Perform();
//TopoDS_Shell FixedShell = sfs->Shell();
/*
GProp_GProps aSystem;
BRepGProp::VolumeProperties(FixedShell, aSystem);
if(aSystem.Mass()<0) {
//cout<<"aSewShape is reversed"<<endl;
FixedShell.Reverse();
}
if(BRep_Tool::IsClosed(FixedShell)) {
TopoDS_Solid aSolid;
B.MakeSolid(aSolid);
B.Add(aSolid,aShell);
B.Add(aComp,aSolid);
}
else {
B.Add(aComp,FixedShell);
}
*/
}
}
//BRepTools::Write(aComp,"/dn02/users_Linux/skl/work/Bugs/14857/comp.brep");
return aComp;
}
//=======================================================================
//function : Execute
//purpose :
//=======================================================================
Standard_Integer GEOMImpl_PipeDriver::Execute(TFunction_Logbook& log) const
{
//cout<<"PipeDriver::Execute"<<endl;
if (Label().IsNull()) return 0;
Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
GEOMImpl_IPipe* aCI= 0;
Standard_Integer aType = aFunction->GetType();
if(aType == PIPE_BASE_PATH)
aCI = new GEOMImpl_IPipe(aFunction);
else if(aType == PIPE_DIFFERENT_SECTIONS)
aCI = new GEOMImpl_IPipeDiffSect(aFunction);
else if(aType == PIPE_SHELL_SECTIONS)
aCI = new GEOMImpl_IPipeShellSect(aFunction);
else if(aType == PIPE_SHELLS_WITHOUT_PATH)
aCI = new GEOMImpl_IPipeShellSect(aFunction);
else
return 0;
TopoDS_Wire aWirePath;
if(aType != PIPE_SHELLS_WITHOUT_PATH) {
// working with path
Handle(GEOM_Function) aRefPath = aCI->GetPath();
TopoDS_Shape aShapePath = aRefPath->GetValue();
if (aShapePath.IsNull()) {
cout<<"Driver : path is null"<<endl;
if(aCI) delete aCI;
Standard_NullObject::Raise("MakePipe aborted : null path argument");
}
// Get path contour
if (aShapePath.ShapeType() == TopAbs_WIRE) {
aWirePath = TopoDS::Wire(aShapePath);
}
else {
if (aShapePath.ShapeType() == TopAbs_EDGE) {
TopoDS_Edge anEdge = TopoDS::Edge(aShapePath);
aWirePath = BRepBuilderAPI_MakeWire(anEdge);
}
else {
if(aCI) delete aCI;
Standard_TypeMismatch::Raise("MakePipe aborted : path shape is neither a wire nor an edge");
}
}
}
TopoDS_Shape aShape;
if (aType == PIPE_BASE_PATH)
{
Handle(GEOM_Function) aRefBase = aCI->GetBase();
TopoDS_Shape aShapeBase = aRefBase->GetValue();
if (aShapeBase.IsNull()) {
if(aCI) delete aCI;
Standard_NullObject::Raise("MakePipe aborted : null base argument");
}
// Make pipe
aShape = BRepOffsetAPI_MakePipe(aWirePath, aShapeBase);
}
//building pipe with different sections
else if (aType == PIPE_DIFFERENT_SECTIONS) {
GEOMImpl_IPipeDiffSect* aCIDS = (GEOMImpl_IPipeDiffSect*)aCI;
//GEOMImpl_IPipeDiffSect* aCIDS = static_cast<GEOMImpl_IPipeDiffSect*>(aCI);
//BRepOffsetAPI_MakePipeShell aBuilder(aWirePath);
Handle(TColStd_HSequenceOfTransient) aBasesObjs = aCIDS->GetBases ();
Handle(TColStd_HSequenceOfTransient) aLocObjs = aCIDS->GetLocations ();
Standard_Boolean aWithContact = (aCIDS->GetWithContactMode());
Standard_Boolean aWithCorrect = (aCIDS->GetWithCorrectionMode());
Standard_Integer i =1, nbBases = aBasesObjs->Length(),
nbLocs = (aLocObjs.IsNull() ? 0 :aLocObjs->Length());
if(nbLocs && nbLocs != nbBases) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Number of sections is not equal to number of locations ");
}
TopTools_SequenceOfShape aSeqBases;
TopTools_SequenceOfShape aSeqLocs;
TopTools_SequenceOfShape aSeqFaces;
for( ; i <= nbBases; i++) {
Handle(Standard_Transient) anItem = aBasesObjs->Value(i);
if(anItem.IsNull())
continue;
Handle(GEOM_Function) aRefBase = Handle(GEOM_Function)::DownCast(anItem);
if(aRefBase.IsNull())
continue;
TopoDS_Shape aShapeBase = aRefBase->GetValue();
if(aShapeBase.IsNull())
continue;
TopAbs_ShapeEnum aTypeBase = aShapeBase.ShapeType();
//if for section was specified face with a few wires then a few
// pipes were build and make solid
Standard_Boolean NeedCreateSolid = Standard_False;
if(aTypeBase == TopAbs_SHELL) {
// create wire as boundary contour if shell is no closed
// get free boundary shapes
ShapeAnalysis_FreeBounds anAnalizer( aShapeBase );
TopoDS_Compound aClosed = anAnalizer.GetClosedWires();
TopExp_Explorer anExp;
TopoDS_Shape aWire;
Standard_Integer NbWires = 0;
for ( anExp.Init( aClosed, TopAbs_WIRE ); anExp.More(); anExp.Next() ) {
NbWires++;
aWire = anExp.Current();
}
if(NbWires!=1) {
// bad case
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Bad shell is used as section ");
}
NeedCreateSolid = Standard_True;
aSeqFaces.Append(aShapeBase);
aSeqBases.Append(aWire);
}
else if(aTypeBase == TopAbs_FACE) {
NeedCreateSolid = Standard_True;
//for case one path should be used other type function
aSeqFaces.Append(aShapeBase);
TopExp_Explorer aExpW(aShapeBase,TopAbs_WIRE);
for( ; aExpW.More(); aExpW.Next())
{
TopoDS_Shape aWireProf = aExpW.Current();
aSeqBases.Append(aWireProf);
}
}
else if(aTypeBase == TopAbs_WIRE || aTypeBase == TopAbs_VERTEX) {
aSeqBases.Append(aShapeBase);
}
else if(aTypeBase == TopAbs_EDGE) {
TopoDS_Edge anEdge = TopoDS::Edge(aShapeBase);
TopoDS_Shape aWireProf = BRepBuilderAPI_MakeWire(anEdge);
aSeqBases.Append(aWireProf);
}
if(nbLocs) {
Handle(Standard_Transient) anItemLoc = aLocObjs->Value(i);
if(anItemLoc.IsNull())
continue;
Handle(GEOM_Function) aRefLoc = Handle(GEOM_Function)::DownCast(anItemLoc);
TopoDS_Shape aShapeLoc = aRefLoc->GetValue();
if(aShapeLoc.IsNull() || aShapeLoc.ShapeType() != TopAbs_VERTEX)
continue;
aSeqLocs.Append(aShapeLoc);
}
}
nbLocs = aSeqLocs.Length();
// skl 02.05.2007
TopTools_SequenceOfShape Edges;
if(nbLocs>0) {
// we have to check that each location shape is a vertex from
// path and update aSeqLocs if it is needed (and possible)
TColgp_SequenceOfPnt PLocs;
for(i=1; i<=nbLocs; i++) {
TopoDS_Vertex V = TopoDS::Vertex(aSeqLocs.Value(i));
PLocs.Append(BRep_Tool::Pnt(V));
}
//TopTools_SequenceOfShape Edges;
TopExp_Explorer anExp;
for ( anExp.Init( aWirePath, TopAbs_EDGE ); anExp.More(); anExp.Next() ) {
Edges.Append(anExp.Current());
}
int nbEdges = Edges.Length();
ShapeAnalysis_Edge sae;
TopoDS_Edge edge = TopoDS::Edge(Edges.First());
double tol = BRep_Tool::Tolerance(edge);
TopoDS_Vertex VF = sae.FirstVertex(edge);
gp_Pnt PF = BRep_Tool::Pnt(VF);
//cout<<"PF("<<PF.X()<<","<<PF.Y()<<","<<PF.Z()<<")"<<endl;
if( PF.Distance(PLocs.First()) > tol ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise
("First location shapes is not coincided with first vertex of aWirePath");
}
aSeqLocs.ChangeValue(1) = VF;
edge = TopoDS::Edge(Edges.Last());
tol = BRep_Tool::Tolerance(edge);
TopoDS_Vertex VL = sae.LastVertex(edge);
gp_Pnt PL = BRep_Tool::Pnt(VL);
if( PL.Distance(PLocs.Last()) > tol ) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise
("Last location shapes is not coincided with last vertex of aWirePath");
}
aSeqLocs.ChangeValue(nbLocs) = VL;
int jcurr = 2;
for(i=1; i<=Edges.Length() && jcurr<nbLocs; i++) {
TopoDS_Edge E = TopoDS::Edge(Edges.Value(i));
tol = BRep_Tool::Tolerance(edge);
TopoDS_Vertex V1 = sae.FirstVertex(E);
TopoDS_Vertex V2 = sae.LastVertex(E);
gp_Pnt P1 = BRep_Tool::Pnt(V1);
gp_Pnt P2 = BRep_Tool::Pnt(V2);
if( P2.Distance(PLocs.Value(jcurr)) < tol ) {
aSeqLocs.ChangeValue(jcurr) = V2;
jcurr++;
}
else {
// find distance between E and aLocs(jcurr)
double fp,lp;
Handle(Geom_Curve) C = BRep_Tool::Curve(E,fp,lp);
GeomAPI_ProjectPointOnCurve PPC (PLocs.Value(jcurr),C);
if( PPC.NbPoints()>0 &&
PLocs.Value(jcurr).Distance(PPC.Point(1)) < tol ) {
double param = PPC.Parameter(1);
gp_Pnt PC1;
C->D0(param,PC1);
// split current edge
Handle(Geom_TrimmedCurve) tc1 = new Geom_TrimmedCurve(C,fp,param);
Handle(Geom_TrimmedCurve) tc2 = new Geom_TrimmedCurve(C,param,lp);
TopoDS_Edge E1,E2;
BRep_Builder B;
gp_Pnt Pfp;
C->D0(fp,Pfp);
if(Pfp.Distance(P1)<tol) {
B.MakeEdge(E1,tc1,tol);
B.Add(E1,V1);
TopoDS_Shape tmpV = aSeqLocs.Value(jcurr).Oriented(TopAbs_REVERSED);
B.Add(E1,TopoDS::Vertex(tmpV));
B.MakeEdge(E2,tc2,tol);
tmpV = aSeqLocs.Value(jcurr).Oriented(TopAbs_FORWARD);
B.Add(E2,TopoDS::Vertex(tmpV));
B.Add(E2,V2);
}
else {
B.MakeEdge(E1,tc2,tol);
TopoDS_Shape tmpV = aSeqLocs.Value(jcurr).Oriented(TopAbs_FORWARD);
B.Add(E1,TopoDS::Vertex(tmpV));
B.Add(E1,V1);
E1.Reverse();
B.MakeEdge(E2,tc1,tol);
B.Add(E2,V2);
tmpV = aSeqLocs.Value(jcurr).Oriented(TopAbs_REVERSED);
B.Add(E2,TopoDS::Vertex(tmpV));
E2.Reverse();
}
jcurr++;
Edges.Remove(i);
Edges.InsertAfter(i-1,E1);
Edges.InsertAfter(i,E2);
}
}
}
if(nbEdges<Edges.Length()) {
// one of edges was splitted => we have to update WirePath
BRep_Builder B;
TopoDS_Wire W;
B.MakeWire(W);
for(i=1; i<=Edges.Length(); i++) {
B.Add(W,TopoDS::Edge(Edges.Value(i)));
}
aWirePath = W;
}
}
// check curvature of wire for condition that
// max summary angle between directions along
// wire path must be < 4*PI. If not - split wire
// and seguences of shapes, perform pipe for each
// and make sewing after that
double fp,lp;
Handle(Geom_Curve) C = BRep_Tool::Curve(TopoDS::Edge(Edges.Value(1)),fp,lp);
gp_Pnt P1,P2;
gp_Vec Vec1,Vec2;
C->D1(fp,P1,Vec1);
C->D1(lp,P2,Vec2);
double SumAng = fabs(Vec1.Angle(Vec2));
Vec1 = Vec2;
P1 = P2;
TColStd_SequenceOfInteger SplitEdgeNums,SplitLocNums;
int LastLoc = 1;
//cout<<"Edges.Length()="<<Edges.Length()<<endl;
for(i=2; i<=Edges.Length(); i++) {
TopoDS_Edge edge = TopoDS::Edge(Edges.Value(i));
double tol = BRep_Tool::Tolerance(edge);
Handle(Geom_Curve) C = BRep_Tool::Curve(edge,fp,lp);
C->D1(lp,P2,Vec2);
double ang = fabs(Vec1.Angle(Vec2));
SumAng += ang;
if(SumAng>4*PI) {
SumAng = ang;
SplitEdgeNums.Append(i-1);
int j;
for(j=LastLoc+1; j<=aSeqLocs.Length(); j++) {
TopoDS_Vertex aVert = TopoDS::Vertex(aSeqLocs.Value(j));
gp_Pnt P = BRep_Tool::Pnt(aVert);
if( P1.Distance(P) < tol ) {
SplitLocNums.Append(j);
LastLoc = j;
break;
}
}
}
Vec1 = Vec2;
P1 = P2;
}
//cout<<"SplitEdgeNums.Length()="<<SplitEdgeNums.Length()<<endl;
//cout<<"SplitLocNums.Length()="<<SplitLocNums.Length()<<endl;
if( SplitLocNums.Length()==SplitEdgeNums.Length() && SplitEdgeNums.Length()>0 ) {
TopTools_SequenceOfShape aSeqRes;
int nn, num1 = 1, num2 = 1;
for(nn=1; nn<=SplitEdgeNums.Length(); nn++) {
// create wirepath and sequences of shapes
BRep_Builder B;
TopoDS_Wire tmpW;
B.MakeWire(tmpW);
for(i=num1; i<=SplitEdgeNums.Value(nn); i++) {
B.Add(tmpW,TopoDS::Edge(Edges.Value(i)));
}
num1 = SplitEdgeNums.Value(nn) + 1;
TopTools_SequenceOfShape aTmpSeqBases;
TopTools_SequenceOfShape aTmpSeqLocs;
for(i=num2; i<=SplitLocNums.Value(nn); i++) {
aTmpSeqBases.Append(aSeqBases.Value(i));
aTmpSeqLocs.Append(aSeqLocs.Value(i));
}
num2 = SplitLocNums.Value(nn);
// make pipe
BRepOffsetAPI_MakePipeShell aBuilder(tmpW);
Standard_Integer nbShapes = aTmpSeqBases.Length();
for(i=1; i<=nbShapes; i++) {
TopoDS_Shape aShapeLoc = aTmpSeqLocs.Value(i);
TopoDS_Vertex aVert = TopoDS::Vertex(aShapeLoc);
aBuilder.Add(aTmpSeqBases.Value(i), aVert, aWithContact, aWithCorrect);
}
if(!aBuilder.IsReady()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid input data for building PIPE: bases are invalid");
}
aBuilder.Build();
TopoDS_Shape resShape = aBuilder.Shape();
aSeqRes.Append(resShape);
}
// create wirepath and sequences of shapes for last part
BRep_Builder B;
TopoDS_Wire tmpW;
B.MakeWire(tmpW);
for(i=num1; i<=Edges.Length(); i++) {
B.Add(tmpW,TopoDS::Edge(Edges.Value(i)));
}
TopTools_SequenceOfShape aTmpSeqBases;
TopTools_SequenceOfShape aTmpSeqLocs;
for(i=num2; i<=aSeqLocs.Length(); i++) {
aTmpSeqBases.Append(aSeqBases.Value(i));
aTmpSeqLocs.Append(aSeqLocs.Value(i));
}
// make pipe for last part
BRepOffsetAPI_MakePipeShell aBuilder(tmpW);
Standard_Integer nbShapes = aTmpSeqBases.Length();
for(i=1; i<=nbShapes; i++) {
TopoDS_Shape aShapeLoc = aTmpSeqLocs.Value(i);
TopoDS_Vertex aVert = TopoDS::Vertex(aShapeLoc);
aBuilder.Add(aTmpSeqBases.Value(i), aVert, aWithContact, aWithCorrect);
}
if(!aBuilder.IsReady()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid input data for building PIPE: bases are invalid");
}
aBuilder.Build();
TopoDS_Shape resShape = aBuilder.Shape();
aSeqRes.Append(resShape);
// make sewing for result
Handle(BRepBuilderAPI_Sewing) aSewing = new BRepBuilderAPI_Sewing;
aSewing->SetTolerance(Precision::Confusion());
aSewing->SetFaceMode(Standard_True);
aSewing->SetFloatingEdgesMode(Standard_False);
aSewing->SetNonManifoldMode(Standard_False);
for(i=1; i<=aSeqRes.Length(); i++) {
aSewing->Add(aSeqRes.Value(i));
}
aSewing->Perform();
aShape = aSewing->SewedShape();
}
else {
// old implementation without splitting
BRepOffsetAPI_MakePipeShell aBuilder(aWirePath);
Standard_Integer nbShapes = aSeqBases.Length();
Standard_Integer step = nbShapes/nbBases;
if(nbShapes < nbBases || fmod((double)nbShapes, (double)nbBases)) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid sections were specified for building pipe");
}
Standard_Integer ind =0;
for( i=1; i <= nbShapes && ind < nbShapes; i++) { //i+nbBases <= nbShapes
TopTools_SequenceOfShape usedBases;
Standard_Integer j = 1;
for( ; j <= nbBases ; j++) {
ind = i + (j-1)*step;
TopoDS_Shape aWireProf = aSeqBases.Value(ind);
usedBases.Append(aWireProf);
if(nbLocs) {
TopoDS_Shape aShapeLoc = aSeqLocs.Value(j);
TopoDS_Vertex aVert = TopoDS::Vertex(aShapeLoc);
aBuilder.Add(aWireProf,aVert,aWithContact,aWithCorrect);
}
else
aBuilder.Add(aWireProf,aWithContact,aWithCorrect);
}
if(!aBuilder.IsReady()) {
if(aCI) delete aCI;
Standard_ConstructionError::Raise("Invalid input data for building PIPE: bases are invalid");
}
aBuilder.Build();
aShape = aBuilder.Shape();
aSeqFaces.Append(aShape);
for( j = 1; j <=usedBases.Length(); j++)
aBuilder.Delete(usedBases.Value(j));
}
//for case if section is face
if(aSeqFaces.Length() >1) {
BRep_Builder aB;
TopoDS_Compound aComp;
aB.MakeCompound(aComp);
for( i = 1; i <= aSeqFaces.Length(); i++)
aB.Add(aComp,aSeqFaces.Value(i));
aShape = aComp;
}
}
}
//building pipe with shell sections
else if (aType == PIPE_SHELL_SECTIONS) {
aShape = CreatePipeForShellSections(aWirePath,aCI);
}
//building pipe shell sections without path
else if (aType == PIPE_SHELLS_WITHOUT_PATH) {
aShape = CreatePipeShellsWithoutPath(aCI);
}
if (aCI) {
delete aCI;
aCI = 0;
}
if (aShape.IsNull()) return 0;
BRepCheck_Analyzer ana (aShape, Standard_False);
if (!ana.IsValid()) {
ShapeFix_ShapeTolerance aSFT;
aSFT.LimitTolerance(aShape,Precision::Confusion(),Precision::Confusion());
Handle(ShapeFix_Shape) aSfs = new ShapeFix_Shape(aShape);
aSfs->SetPrecision(Precision::Confusion());
aSfs->Perform();
aShape = aSfs->Shape();
ana.Init(aShape, Standard_False);
if (!ana.IsValid())
Standard_ConstructionError::Raise("Algorithm have produced an invalid shape result");
}
TopoDS_Shape aRes = GEOMImpl_IShapesOperations::CompsolidToCompound(aShape);
aFunction->SetValue(aRes);
log.SetTouched(Label());
return 1;
}
//=======================================================================
//function : GEOMImpl_PipeDriver_Type_
//purpose :
//=======================================================================
Standard_EXPORT Handle_Standard_Type& GEOMImpl_PipeDriver_Type_()
{
static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);
static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_PipeDriver",
sizeof(GEOMImpl_PipeDriver),
1,
(Standard_Address)_Ancestors,
(Standard_Address)NULL);
return _aType;
}
//=======================================================================
//function : DownCast
//purpose :
//=======================================================================
const Handle(GEOMImpl_PipeDriver) Handle(GEOMImpl_PipeDriver)::DownCast(const Handle(Standard_Transient)& AnObject)
{
Handle(GEOMImpl_PipeDriver) _anOtherObject;
if (!AnObject.IsNull()) {
if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_PipeDriver))) {
_anOtherObject = Handle(GEOMImpl_PipeDriver)((Handle(GEOMImpl_PipeDriver)&)AnObject);
}
}
return _anOtherObject ;
}
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