-// Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 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.
+// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
#include <GEOMImpl_ShapeDriver.hxx>
+#include <GEOMImpl_IIsoline.hxx>
#include <GEOMImpl_IShapes.hxx>
#include <GEOMImpl_IVector.hxx>
#include <GEOMImpl_Types.hxx>
#include <GEOMImpl_Block6Explorer.hxx>
#include <GEOM_Function.hxx>
+#include <GEOMUtils_Hatcher.hxx>
// OCCT Includes
#include <ShapeFix_Wire.hxx>
#include <BRepBuilderAPI_Sewing.hxx>
#include <BRepBuilderAPI_MakeWire.hxx>
#include <BRepBuilderAPI_MakeEdge.hxx>
+#include <BRepBuilderAPI_MakeSolid.hxx>
#include <BRepCheck.hxx>
#include <BRepCheck_Analyzer.hxx>
#include <BRepCheck_Shell.hxx>
#include <BRepLib_MakeEdge.hxx>
#include <BRepTools_WireExplorer.hxx>
+#include <ShapeAnalysis.hxx>
#include <ShapeAnalysis_FreeBounds.hxx>
#include <TopAbs.hxx>
#include <GCPnts_AbscissaPoint.hxx>
#include <Geom_TrimmedCurve.hxx>
+#include <Geom_Surface.hxx>
#include <GeomAbs_CurveType.hxx>
#include <GeomConvert_CompCurveToBSplineCurve.hxx>
#include <GeomConvert.hxx>
//modified by NIZNHY-PKV Wed Dec 28 13:48:20 2011f
//static
// void KeepEdgesOrder(const Handle(TopTools_HSequenceOfShape)& aEdges,
-// const Handle(TopTools_HSequenceOfShape)& aWires);
+// const Handle(TopTools_HSequenceOfShape)& aWires);
//modified by NIZNHY-PKV Wed Dec 28 13:48:23 2011t
//=======================================================================
TopoDS_Shape aShape;
TCollection_AsciiString aWarning;
+ TopAbs_ShapeEnum anExpectedType = TopAbs_SHAPE;
BRep_Builder B;
if (aType == WIRE_EDGES) {
- Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
- TopoDS_Wire aWire;
- B.MakeWire(aWire);
-
- // add edges
- for (unsigned int ind = 1; ind <= aShapes->Length(); ind++) {
- Handle(GEOM_Function) aRefShape = Handle(GEOM_Function)::DownCast(aShapes->Value(ind));
- TopoDS_Shape aShape_i = aRefShape->GetValue();
- if (aShape_i.IsNull()) {
- Standard_NullObject::Raise("Shape for wire construction is null");
- }
- if (aShape_i.ShapeType() == TopAbs_EDGE || aShape_i.ShapeType() == TopAbs_WIRE) {
- TopExp_Explorer exp (aShape_i, TopAbs_EDGE);
- for (; exp.More(); exp.Next())
- B.Add(aWire, TopoDS::Edge(exp.Current()));
- } else {
- Standard_TypeMismatch::Raise
- ("Shape for wire construction is neither an edge nor a wire");
- }
- }
-
- // fix edges order
- Handle(ShapeFix_Wire) aFW = new ShapeFix_Wire;
- aFW->Load(aWire);
- aFW->FixReorder();
+ anExpectedType = TopAbs_WIRE;
- if (aFW->StatusReorder(ShapeExtend_FAIL1)) {
- Standard_ConstructionError::Raise("Wire construction failed: several loops detected");
- } else if (aFW->StatusReorder(ShapeExtend_FAIL)) {
- Standard_ConstructionError::Raise("Wire construction failed");
- } else {
- }
+ Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
- // IMP 0019766: Building a Wire from unconnected edges by introducing a tolerance
Standard_Real aTolerance = aCI.GetTolerance();
if (aTolerance < Precision::Confusion())
aTolerance = Precision::Confusion();
- aFW->ClosedWireMode() = Standard_False;
- aFW->FixConnected(aTolerance);
- if (aFW->StatusConnected(ShapeExtend_FAIL)) {
- Standard_ConstructionError::Raise("Wire construction failed: cannot build connected wire");
- }
- // IMP 0019766
- if (aFW->StatusConnected(ShapeExtend_DONE3)) {
- // Confused with <prec> but not Analyzer.Precision(), set the same
- aFW->FixGapsByRangesMode() = Standard_True;
- if (aFW->FixGaps3d()) {
- Handle(ShapeExtend_WireData) sbwd = aFW->WireData();
- Handle(ShapeFix_Edge) aFe = new ShapeFix_Edge;
- for (Standard_Integer iedge = 1; iedge <= sbwd->NbEdges(); iedge++) {
- TopoDS_Edge aEdge = TopoDS::Edge(sbwd->Edge(iedge));
- aFe->FixVertexTolerance(aEdge);
- aFe->FixSameParameter(aEdge);
- }
- }
- else if (aFW->StatusGaps3d(ShapeExtend_FAIL)) {
- Standard_ConstructionError::Raise("Wire construction failed: cannot fix 3d gaps");
- }
- }
- aShape = aFW->WireAPIMake();
+ aShape = MakeWireFromEdges(aShapes, aTolerance);
}
else if (aType == FACE_WIRE) {
+ anExpectedType = TopAbs_FACE;
+
Handle(GEOM_Function) aRefBase = aCI.GetBase();
TopoDS_Shape aShapeBase = aRefBase->GetValue();
if (aShapeBase.IsNull()) Standard_NullObject::Raise("Argument Shape is null");
}
}
else if (aType == FACE_WIRES) {
+ anExpectedType = TopAbs_FACE;
+
// Try to build a face from a set of wires and edges
int ind;
}
}
+ if (aSeqEdgesIn->IsEmpty()) {
+ Standard_ConstructionError::Raise("No edges given");
+ }
+
// 2. Connect edges to wires of maximum length
Handle(TopTools_HSequenceOfShape) aSeqWiresOut;
ShapeAnalysis_FreeBounds::ConnectEdgesToWires(aSeqEdgesIn, Precision::Confusion(),
}
}
else if (aType == SHELL_FACES) {
+ anExpectedType = TopAbs_SHELL;
+
Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
unsigned int ind, nbshapes = aShapes->Length();
// add faces
- BRepBuilderAPI_Sewing aSewing(Precision::Confusion()*10.0);
+ BRepBuilderAPI_Sewing aSewing (Precision::Confusion()*10.0);
for (ind = 1; ind <= nbshapes; ind++) {
Handle(GEOM_Function) aRefShape = Handle(GEOM_Function)::DownCast(aShapes->Value(ind));
TopoDS_Shape aShape_i = aRefShape->GetValue();
aSewing.Perform();
TopoDS_Shape sh = aSewing.SewedShape();
- if( sh.ShapeType()==TopAbs_FACE && nbshapes==1 ) {
+
+ if (sh.ShapeType()==TopAbs_FACE && nbshapes==1) {
// case for creation of shell from one face - PAL12722 (skl 26.06.2006)
TopoDS_Shell ss;
B.MakeShell(ss);
ish++;
}
- if (ish != 1)
- aShape = aSewing.SewedShape();
- }
-
- }
- else if (aType == SOLID_SHELL) {
- Handle(GEOM_Function) aRefShell = aCI.GetBase();
- TopoDS_Shape aShapeShell = aRefShell->GetValue();
- if (!aShapeShell.IsNull() && aShapeShell.ShapeType() == TopAbs_COMPOUND) {
- TopoDS_Iterator It (aShapeShell, Standard_True, Standard_True);
- if (It.More()) aShapeShell = It.Value();
- }
- if (aShapeShell.IsNull() || aShapeShell.ShapeType() != TopAbs_SHELL) {
- Standard_NullObject::Raise("Shape for solid construction is null or not a shell");
- }
-
- BRepCheck_Shell chkShell(TopoDS::Shell(aShapeShell));
- if (chkShell.Closed() == BRepCheck_NotClosed) return 0;
+ if (ish != 1) {
+ // try the case of one face (Mantis issue 0021809)
+ TopExp_Explorer expF (sh, TopAbs_FACE);
+ Standard_Integer ifa = 0;
+ for (; expF.More(); expF.Next()) {
+ aShape = expF.Current();
+ ifa++;
+ }
- TopoDS_Solid Sol;
- B.MakeSolid(Sol);
- B.Add(Sol, aShapeShell);
- BRepClass3d_SolidClassifier SC (Sol);
- SC.PerformInfinitePoint(Precision::Confusion());
- if (SC.State() == TopAbs_IN) {
- B.MakeSolid(Sol);
- B.Add(Sol, aShapeShell.Reversed());
+ if (ifa == 1) {
+ TopoDS_Shell ss;
+ B.MakeShell(ss);
+ B.Add(ss,aShape);
+ aShape = ss;
+ }
+ else {
+ aShape = aSewing.SewedShape();
+ }
+ }
}
- aShape = Sol;
-
}
else if (aType == SOLID_SHELLS) {
+ anExpectedType = TopAbs_SOLID;
+
Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
unsigned int ind, nbshapes = aShapes->Length();
Standard_Integer ish = 0;
- TopoDS_Solid Sol;
- B.MakeSolid(Sol);
+ BRepBuilderAPI_MakeSolid aMkSolid;
// add shapes
for (ind = 1; ind <= nbshapes; ind++) {
if (It.More()) aShapeShell = It.Value();
}
if (aShapeShell.ShapeType() == TopAbs_SHELL) {
- B.Add(Sol, aShapeShell);
+ aMkSolid.Add(TopoDS::Shell(aShapeShell));
ish++;
}
}
- if (ish == 0) return 0;
+ if (ish == 0 || !aMkSolid.IsDone()) return 0;
+
+ TopoDS_Solid Sol = aMkSolid.Solid();
BRepClass3d_SolidClassifier SC (Sol);
SC.PerformInfinitePoint(Precision::Confusion());
if (SC.State() == TopAbs_IN)
aShape = Sol;
}
else if (aType == COMPOUND_SHAPES) {
+ anExpectedType = TopAbs_COMPOUND;
+
Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
unsigned int ind, nbshapes = aShapes->Length();
aShape = C;
}
- /*
- else if (aType == REVERSE_ORIENTATION) {
- Handle(GEOM_Function) aRefShape = aCI.GetBase();
- TopoDS_Shape aShape_i = aRefShape->GetValue();
- if (aShape_i.IsNull()) {
- Standard_NullObject::Raise("Shape for reverse is null");
- }
-
- BRepBuilderAPI_Copy Copy(aShape_i);
- if( Copy.IsDone() ) {
- TopoDS_Shape tds = Copy.Shape();
- if( tds.IsNull() ) {
- Standard_ConstructionError::Raise("Orientation aborted : Can not reverse the shape");
- }
-
- if( tds.Orientation() == TopAbs_FORWARD)
- tds.Orientation(TopAbs_REVERSED);
- else
- tds.Orientation(TopAbs_FORWARD);
-
- aShape = tds;
- }
- }
- */
else if (aType == EDGE_WIRE) {
+ anExpectedType = TopAbs_EDGE;
+
Handle(GEOM_Function) aRefBase = aCI.GetBase();
TopoDS_Shape aWire = aRefBase->GetValue();
Standard_Real LinTol = aCI.GetTolerance();
aShape = MakeEdgeFromWire(aWire, LinTol, AngTol);
}
else if (aType == EDGE_CURVE_LENGTH) {
+ anExpectedType = TopAbs_EDGE;
+
GEOMImpl_IVector aVI (aFunction);
// RefCurve
BRepBuilderAPI_MakeEdge aME (ReOrientedCurve, UFirst, aParam);
if (aME.IsDone())
aShape = aME.Shape();
+ } else if (aType == SHAPE_ISOLINE) {
+ GEOMImpl_IIsoline aII (aFunction);
+ Handle(GEOM_Function) aRefFace = aII.GetFace();
+ TopoDS_Shape aShapeFace = aRefFace->GetValue();
+
+ if (aShapeFace.ShapeType() == TopAbs_FACE) {
+ TopoDS_Face aFace = TopoDS::Face(aShapeFace);
+ bool isUIso = aII.GetIsUIso();
+ Standard_Real aParam = aII.GetParameter();
+ Standard_Real U1,U2,V1,V2;
+
+ // Construct a real geometric parameter.
+ aFace.Orientation(TopAbs_FORWARD);
+ ShapeAnalysis::GetFaceUVBounds(aFace,U1,U2,V1,V2);
+
+ if (isUIso) {
+ aParam = U1 + (U2 - U1)*aParam;
+ } else {
+ aParam = V1 + (V2 - V1)*aParam;
+ }
+
+ aShape = MakeIsoline(aFace, isUIso, aParam);
+ } else {
+ Standard_NullObject::Raise
+ ("Shape for isoline construction is not a face");
+ }
}
else {
}
BRepCheck_Analyzer ana (aShape, false);
if (!ana.IsValid()) {
//Standard_ConstructionError::Raise("Algorithm have produced an invalid shape result");
+ // For Mantis issue 0021772: EDF 2336 GEOM: Non valid face created from two circles
+ Handle(ShapeFix_Shape) aSfs = new ShapeFix_Shape (aShape);
+ aSfs->Perform();
+ aShape = aSfs->Shape();
+ }
+
+ // Check if the result shape type is compatible with the expected.
+ const TopAbs_ShapeEnum aShType = aShape.ShapeType();
+
+ if (anExpectedType != TopAbs_SHAPE && anExpectedType != aShType) {
+ Standard_ConstructionError::Raise("Result type check failed");
}
aFunction->SetValue(aShape);
return 1;
}
+TopoDS_Wire GEOMImpl_ShapeDriver::MakeWireFromEdges(const Handle(TColStd_HSequenceOfTransient)& theEdgesFuncs,
+ const Standard_Real theTolerance)
+{
+ BRep_Builder B;
+
+ TopoDS_Wire aWire;
+ B.MakeWire(aWire);
+
+ // add edges
+ for (unsigned int ind = 1; ind <= theEdgesFuncs->Length(); ind++) {
+ Handle(GEOM_Function) aRefShape = Handle(GEOM_Function)::DownCast(theEdgesFuncs->Value(ind));
+ TopoDS_Shape aShape_i = aRefShape->GetValue();
+ if (aShape_i.IsNull()) {
+ Standard_NullObject::Raise("Shape for wire construction is null");
+ }
+ if (aShape_i.ShapeType() == TopAbs_EDGE || aShape_i.ShapeType() == TopAbs_WIRE) {
+ TopExp_Explorer exp (aShape_i, TopAbs_EDGE);
+ for (; exp.More(); exp.Next())
+ B.Add(aWire, TopoDS::Edge(exp.Current()));
+ } else {
+ Standard_TypeMismatch::Raise
+ ("Shape for wire construction is neither an edge nor a wire");
+ }
+ }
+
+ // fix edges order
+ Handle(ShapeFix_Wire) aFW = new ShapeFix_Wire;
+ aFW->Load(aWire);
+ aFW->FixReorder();
+
+ if (aFW->StatusReorder(ShapeExtend_FAIL1)) {
+ Standard_ConstructionError::Raise("Wire construction failed: several loops detected");
+ }
+ else if (aFW->StatusReorder(ShapeExtend_FAIL)) {
+ Standard_ConstructionError::Raise("Wire construction failed");
+ }
+ else {
+ }
+
+ // IMP 0019766: Building a Wire from unconnected edges by introducing a tolerance
+ aFW->ClosedWireMode() = Standard_False;
+ aFW->FixConnected(theTolerance);
+ if (aFW->StatusConnected(ShapeExtend_FAIL)) {
+ Standard_ConstructionError::Raise("Wire construction failed: cannot build connected wire");
+ }
+ // IMP 0019766
+ if (aFW->StatusConnected(ShapeExtend_DONE3)) {
+ // Confused with <prec> but not Analyzer.Precision(), set the same
+ aFW->FixGapsByRangesMode() = Standard_True;
+ if (aFW->FixGaps3d()) {
+ Handle(ShapeExtend_WireData) sbwd = aFW->WireData();
+ Handle(ShapeFix_Edge) aFe = new ShapeFix_Edge;
+ for (Standard_Integer iedge = 1; iedge <= sbwd->NbEdges(); iedge++) {
+ TopoDS_Edge aEdge = TopoDS::Edge(sbwd->Edge(iedge));
+ aFe->FixVertexTolerance(aEdge);
+ aFe->FixSameParameter(aEdge);
+ }
+ }
+ else if (aFW->StatusGaps3d(ShapeExtend_FAIL)) {
+ Standard_ConstructionError::Raise("Wire construction failed: cannot fix 3d gaps");
+ }
+ }
+ aWire = aFW->WireAPIMake();
+
+ return aWire;
+}
+
TopoDS_Edge GEOMImpl_ShapeDriver::MakeEdgeFromWire(const TopoDS_Shape& aWire,
const Standard_Real LinTol,
const Standard_Real AngTol)
TColStd_SequenceOfReal TolSeq;
GeomAbs_CurveType CurType;
TopoDS_Vertex FirstVertex, LastVertex;
- Standard_Boolean FinalReverse = Standard_False;
+ Standard_Real aPntShiftDist = 0.;
BRepTools_WireExplorer wexp(theWire) ;
for (; wexp.More(); wexp.Next())
LparSeq.Append(lpar);
CurType = aType;
FirstVertex = wexp.CurrentVertex();
- if (anEdge.Orientation() == TopAbs_REVERSED)
- FinalReverse = Standard_True;
}
else
{
gp_Pnt P2 = ElCLib::Value(lpar, aLine);
NewFpar = ElCLib::Parameter(PrevLine, P1);
NewLpar = ElCLib::Parameter(PrevLine, P2);
+
+ // Compute shift
+ if (ConnectByOrigin == TopAbs_FORWARD) {
+ gp_Pnt aNewP2 = ElCLib::Value(NewLpar, PrevLine);
+
+ aPntShiftDist += P2.Distance(aNewP2);
+ } else {
+ gp_Pnt aNewP1 = ElCLib::Value(NewFpar, PrevLine);
+
+ aPntShiftDist += P1.Distance(aNewP1);
+ }
+
if (NewLpar < NewFpar)
{
Standard_Real MemNewFpar = NewFpar;
Abs(aCircle.Radius() - PrevCircle.Radius()) <= LinTol &&
aCircle.Axis().IsParallel(PrevCircle.Axis(), AngTol))
{
+ const Standard_Boolean isFwd = ConnectByOrigin == TopAbs_FORWARD;
+
if (aCircle.Axis().Direction() * PrevCircle.Axis().Direction() < 0.)
{
Standard_Real memfpar = fpar;
gp_Pnt P2 = ElCLib::Value(lpar, aCircle);
NewFpar = ElCLib::Parameter(PrevCircle, P1);
NewLpar = ElCLib::Parameter(PrevCircle, P2);
+
+ // Compute shift
+ if (isFwd) {
+ gp_Pnt aNewP2 = ElCLib::Value(NewLpar, PrevCircle);
+
+ aPntShiftDist += P2.Distance(aNewP2);
+ } else {
+ gp_Pnt aNewP1 = ElCLib::Value(NewFpar, PrevCircle);
+
+ aPntShiftDist += P1.Distance(aNewP1);
+ }
+
if (NewLpar < NewFpar)
NewLpar += 2.*M_PI;
//Standard_Real MemNewFpar = NewFpar, MemNewLpar = NewLpar;
Abs(anEllipse.MinorRadius() - PrevEllipse.MinorRadius()) <= LinTol &&
anEllipse.Axis().IsParallel(PrevEllipse.Axis(), AngTol))
{
+ const Standard_Boolean isFwd = ConnectByOrigin == TopAbs_FORWARD;
+
if (anEllipse.Axis().Direction() * PrevEllipse.Axis().Direction() < 0.)
{
Standard_Real memfpar = fpar;
gp_Pnt P2 = ElCLib::Value(lpar, anEllipse);
NewFpar = ElCLib::Parameter(PrevEllipse, P1);
NewLpar = ElCLib::Parameter(PrevEllipse, P2);
+
+ // Compute shift
+ if (isFwd) {
+ gp_Pnt aNewP2 = ElCLib::Value(NewLpar, PrevEllipse);
+
+ aPntShiftDist += P2.Distance(aNewP2);
+ } else {
+ gp_Pnt aNewP1 = ElCLib::Value(NewFpar, PrevEllipse);
+
+ aPntShiftDist += P1.Distance(aNewP1);
+ }
+
if (NewLpar < NewFpar)
NewLpar += 2.*M_PI;
if (ConnectByOrigin == TopAbs_FORWARD)
gp_Pnt P2 = ElCLib::Value(lpar, aHypr);
NewFpar = ElCLib::Parameter(PrevHypr, P1);
NewLpar = ElCLib::Parameter(PrevHypr, P2);
+
+ // Compute shift
+ if (ConnectByOrigin == TopAbs_FORWARD) {
+ gp_Pnt aNewP2 = ElCLib::Value(NewLpar, PrevHypr);
+
+ aPntShiftDist += P2.Distance(aNewP2);
+ } else {
+ gp_Pnt aNewP1 = ElCLib::Value(NewFpar, PrevHypr);
+
+ aPntShiftDist += P1.Distance(aNewP1);
+ }
+
if (NewLpar < NewFpar)
{
Standard_Real MemNewFpar = NewFpar;
gp_Pnt P2 = ElCLib::Value(lpar, aParab);
NewFpar = ElCLib::Parameter(PrevParab, P1);
NewLpar = ElCLib::Parameter(PrevParab, P2);
+
+ // Compute shift
+ if (ConnectByOrigin == TopAbs_FORWARD) {
+ gp_Pnt aNewP2 = ElCLib::Value(NewLpar, PrevParab);
+
+ aPntShiftDist += P2.Distance(aNewP2);
+ } else {
+ gp_Pnt aNewP1 = ElCLib::Value(NewFpar, PrevParab);
+
+ aPntShiftDist += P1.Distance(aNewP1);
+ }
+
if (NewLpar < NewFpar)
{
Standard_Real MemNewFpar = NewFpar;
LocSeq.Append(aLocShape);
FparSeq.Append(fpar);
LparSeq.Append(lpar);
- TolSeq.Append(BRep_Tool::Tolerance(CurVertex));
+ TolSeq.Append(aPntShiftDist + BRep_Tool::Tolerance(CurVertex));
+ aPntShiftDist = 0.;
CurType = aType;
}
} // end of else (CurveSeq.IsEmpty()) -> not first time
} // end for (; wexp.More(); wexp.Next())
LastVertex = wexp.CurrentVertex();
- TolSeq.Append(BRep_Tool::Tolerance(LastVertex));
+ TolSeq.Append(aPntShiftDist + BRep_Tool::Tolerance(LastVertex));
- TopoDS_Vertex FirstVtx_final = (FinalReverse)? LastVertex : FirstVertex;
- FirstVtx_final.Orientation(TopAbs_FORWARD);
- TopoDS_Vertex LastVtx_final = (FinalReverse)? FirstVertex : LastVertex;
- LastVtx_final.Orientation(TopAbs_REVERSED);
+ FirstVertex.Orientation(TopAbs_FORWARD);
+ LastVertex.Orientation(TopAbs_REVERSED);
if (!CurveSeq.IsEmpty())
{
if (concatcurve->Value(concatcurve->Lower())->Continuity()==GeomAbs_C0){
Standard_ConstructionError::Raise("Construction aborted : The given Wire has sharp bends between some Edges, no valid Edge can be built");
}
- ResEdge = BRepLib_MakeEdge(concatcurve->Value(concatcurve->Lower()),
- FirstVtx_final, LastVtx_final,
- concatcurve->Value(concatcurve->Lower())->FirstParameter(),
- concatcurve->Value(concatcurve->Lower())->LastParameter());
+
+ Standard_Boolean isValidEndVtx = Standard_True;
+
+ if (closed_flag) {
+ // Check if closed curve is reordered.
+ Handle(Geom_Curve) aCurve = concatcurve->Value(concatcurve->Lower());
+ Standard_Real aFPar = aCurve->FirstParameter();
+ gp_Pnt aPFirst;
+ gp_Pnt aPntVtx = BRep_Tool::Pnt(FirstVertex);
+ Standard_Real aTolVtx = BRep_Tool::Tolerance(FirstVertex);
+
+ aCurve->D0(aFPar, aPFirst);
+
+ if (!aPFirst.IsEqual(aPntVtx, aTolVtx)) {
+ // The curve is reordered. Find the new first and last vertices.
+ TopTools_IndexedMapOfShape aMapVtx;
+ TopExp::MapShapes(theWire, TopAbs_VERTEX, aMapVtx);
+
+ const Standard_Integer aNbVtx = aMapVtx.Extent();
+ Standard_Integer iVtx;
+
+ for (iVtx = 1; iVtx <= aNbVtx; iVtx++) {
+ const TopoDS_Vertex aVtx = TopoDS::Vertex(aMapVtx.FindKey(iVtx));
+ const gp_Pnt aPnt = BRep_Tool::Pnt(aVtx);
+ const Standard_Real aTol = BRep_Tool::Tolerance(aVtx);
+
+ if (aPFirst.IsEqual(aPnt, aTol)) {
+ // The coinsident vertex is found.
+ FirstVertex = aVtx;
+ LastVertex = aVtx;
+ FirstVertex.Orientation(TopAbs_FORWARD);
+ LastVertex.Orientation(TopAbs_REVERSED);
+ break;
+ }
+ }
+
+ if (iVtx > aNbVtx) {
+ // It is necessary to create new vertices.
+ isValidEndVtx = Standard_False;
+ }
+ }
+ }
+
+ if (isValidEndVtx) {
+ ResEdge = BRepLib_MakeEdge(concatcurve->Value(concatcurve->Lower()),
+ FirstVertex, LastVertex,
+ concatcurve->Value(concatcurve->Lower())->FirstParameter(),
+ concatcurve->Value(concatcurve->Lower())->LastParameter());
+ } else {
+ ResEdge = BRepLib_MakeEdge(concatcurve->Value(concatcurve->Lower()),
+ concatcurve->Value(concatcurve->Lower())->FirstParameter(),
+ concatcurve->Value(concatcurve->Lower())->LastParameter());
+ }
}
else
{
if (CurveSeq(1)->IsInstance(STANDARD_TYPE(Geom_TrimmedCurve)))
CurveSeq(1) = (*((Handle(Geom_TrimmedCurve)*)&(CurveSeq(1))))->BasisCurve();
- CurveSeq(1)->Transform(LocSeq(1).Location().Transformation());
- ResEdge = BRepLib_MakeEdge(CurveSeq(1),
- FirstVtx_final, LastVtx_final,
+ Handle(Geom_Curve) aNewCurve =
+ Handle(Geom_Curve)::DownCast(CurveSeq(1)->Copy());
+
+ aNewCurve->Transform(LocSeq(1).Location().Transformation());
+
+ if (LocSeq(1).Orientation() == TopAbs_REVERSED) {
+ const TopoDS_Vertex aVtxTmp = FirstVertex;
+
+ FirstVertex = LastVertex;
+ LastVertex = aVtxTmp;
+ FirstVertex.Orientation(TopAbs_FORWARD);
+ LastVertex.Orientation(TopAbs_REVERSED);
+ }
+
+ ResEdge = BRepLib_MakeEdge(aNewCurve,
+ FirstVertex, LastVertex,
FparSeq(1), LparSeq(1));
+
+ if (LocSeq(1).Orientation() == TopAbs_REVERSED) {
+ ResEdge.Reverse();
+ }
}
}
- if (FinalReverse)
- ResEdge.Reverse();
-
return ResEdge;
}
-//=======================================================================
-//function : GEOMImpl_ShapeDriver_Type_
-//purpose :
-//=======================================================================
-Standard_EXPORT Handle_Standard_Type& GEOMImpl_ShapeDriver_Type_()
+//=============================================================================
+/*!
+ * \brief Returns an isoline for a face.
+ */
+//=============================================================================
+
+TopoDS_Shape GEOMImpl_ShapeDriver::MakeIsoline
+ (const TopoDS_Face &theFace,
+ const bool IsUIso,
+ const double theParameter) const
{
+ TopoDS_Shape aResult;
+ GEOMUtils::Hatcher aHatcher(theFace);
+ const GeomAbs_IsoType aType = (IsUIso ? GeomAbs_IsoU : GeomAbs_IsoV);
- 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);
+ aHatcher.Init(aType, theParameter);
+ aHatcher.Perform();
+ if (!aHatcher.IsDone()) {
+ Standard_ConstructionError::Raise("MakeIsoline : Hatcher failure");
+ }
+
+ const Handle(TColStd_HArray1OfInteger) &anIndices =
+ (IsUIso ? aHatcher.GetUIndices() : aHatcher.GetVIndices());
+
+ if (anIndices.IsNull()) {
+ Standard_ConstructionError::Raise("MakeIsoline : Null hatching indices");
+ }
+
+ const Standard_Integer anIsoInd = anIndices->Lower();
+ const Standard_Integer aHatchingIndex = anIndices->Value(anIsoInd);
- static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
- static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_ShapeDriver",
- sizeof(GEOMImpl_ShapeDriver),
- 1,
- (Standard_Address)_Ancestors,
- (Standard_Address)NULL);
+ if (aHatchingIndex == 0) {
+ Standard_ConstructionError::Raise("MakeIsoline : Invalid hatching index");
+ }
+
+ const Standard_Integer aNbDomains =
+ aHatcher.GetNbDomains(aHatchingIndex);
- return _aType;
+ if (aNbDomains < 0) {
+ Standard_ConstructionError::Raise("MakeIsoline : Invalid number of domains");
+ }
+
+ // The hatching is performed successfully. Create the 3d Curve.
+ Handle(Geom_Surface) aSurface = BRep_Tool::Surface(theFace);
+ Handle(Geom_Curve) anIsoCurve = (IsUIso ?
+ aSurface->UIso(theParameter) : aSurface->VIso(theParameter));
+ Handle(Geom2d_Curve) aPIsoCurve =
+ aHatcher.GetHatching(aHatchingIndex);
+ const Standard_Real aTol = Precision::Confusion();
+ Standard_Integer anIDom = 1;
+ Standard_Real aV1;
+ Standard_Real aV2;
+ BRep_Builder aBuilder;
+ Standard_Integer aNbEdges = 0;
+
+ for (; anIDom <= aNbDomains; anIDom++) {
+ if (aHatcher.GetDomain(aHatchingIndex, anIDom, aV1, aV2)) {
+ // Check first and last parameters.
+ if (!aHatcher.IsDomainInfinite(aHatchingIndex, anIDom)) {
+ // Create an edge.
+ TopoDS_Edge anEdge = BRepBuilderAPI_MakeEdge(anIsoCurve, aV1, aV2);
+
+ // Update it with a parametric curve on face.
+ aBuilder.UpdateEdge(anEdge, aPIsoCurve, theFace, aTol);
+ aNbEdges++;
+
+ if (aNbEdges > 1) {
+ // Result is a compond.
+ if (aNbEdges == 2) {
+ // Create a new compound.
+ TopoDS_Compound aCompound;
+
+ aBuilder.MakeCompound(aCompound);
+ aBuilder.Add(aCompound, aResult);
+ aResult = aCompound;
+ }
+
+ // Add an edge to the compound.
+ aBuilder.Add(aResult, anEdge);
+ } else {
+ // Result is the edge.
+ aResult = anEdge;
+ }
+ }
+ }
+ }
+
+ if (aNbEdges == 0) {
+ Standard_ConstructionError::Raise("MakeIsoline : Empty result");
+ }
+
+ return aResult;
}
-//=======================================================================
-//function : DownCast
-//purpose :
-//=======================================================================
-const Handle(GEOMImpl_ShapeDriver) Handle(GEOMImpl_ShapeDriver)::DownCast(const Handle(Standard_Transient)& AnObject)
-{
- Handle(GEOMImpl_ShapeDriver) _anOtherObject;
+//================================================================================
+/*!
+ * \brief Returns a name of creation operation and names and values of creation parameters
+ */
+//================================================================================
- if (!AnObject.IsNull()) {
- if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_ShapeDriver))) {
- _anOtherObject = Handle(GEOMImpl_ShapeDriver)((Handle(GEOMImpl_ShapeDriver)&)AnObject);
- }
+bool GEOMImpl_ShapeDriver::
+GetCreationInformation(std::string& theOperationName,
+ std::vector<GEOM_Param>& theParams)
+{
+ if (Label().IsNull()) return 0;
+ Handle(GEOM_Function) function = GEOM_Function::GetFunction(Label());
+
+ GEOMImpl_IShapes aCI( function );
+ Standard_Integer aType = function->GetType();
+
+ switch ( aType ) {
+ case WIRE_EDGES:
+ theOperationName = "WIRE";
+ AddParam( theParams, "Wires/edges", aCI.GetShapes() );
+ AddParam( theParams, "Tolerance", aCI.GetTolerance() );
+ break;
+ case FACE_WIRE:
+ theOperationName = "FACE";
+ AddParam( theParams, "Wire/edge", aCI.GetBase() );
+ AddParam( theParams, "Is planar wanted", aCI.GetIsPlanar() );
+ break;
+ case FACE_WIRES:
+ theOperationName = "FACE";
+ AddParam( theParams, "Wires/edges", aCI.GetShapes() );
+ AddParam( theParams, "Is planar wanted", aCI.GetIsPlanar() );
+ break;
+ case SHELL_FACES:
+ theOperationName = "SHELL";
+ AddParam( theParams, "Objects", aCI.GetShapes() );
+ break;
+ case SOLID_SHELLS:
+ theOperationName = "SOLID";
+ AddParam( theParams, "Objects", aCI.GetShapes() );
+ break;
+ case COMPOUND_SHAPES:
+ theOperationName = "COMPOUND";
+ AddParam( theParams, "Objects", aCI.GetShapes() );
+ break;
+ case EDGE_WIRE:
+ theOperationName = "EDGE";
+ AddParam( theParams, "Wire", aCI.GetBase() );
+ AddParam( theParams, "Linear Tolerance", aCI.GetTolerance() );
+ AddParam( theParams, "Angular Tolerance", aCI.GetAngularTolerance() );
+ break;
+ case EDGE_CURVE_LENGTH:
+ theOperationName = "EDGE";
+ {
+ GEOMImpl_IVector aCI( function );
+ AddParam( theParams, "Edge", aCI.GetPoint1() );
+ AddParam( theParams, "Start point", aCI.GetPoint2() );
+ AddParam( theParams, "Length", aCI.GetParameter() );
+ }
+ break;
+ case SHAPES_ON_SHAPE:
+ {
+ theOperationName = "GetShapesOnShapeAsCompound";
+ Handle(TColStd_HSequenceOfTransient) shapes = aCI.GetShapes();
+ if ( !shapes.IsNull() && shapes->Length() > 0 )
+ AddParam( theParams, "Check shape", shapes->Value(1) );
+ if ( !shapes.IsNull() && shapes->Length() > 1 )
+ AddParam( theParams, "Shape", shapes->Value(2) );
+ AddParam( theParams, "Shape type", TopAbs_ShapeEnum( aCI.GetSubShapeType() ));
+ AddParam( theParams, "State", TopAbs_State((int) aCI.GetTolerance() ));
+ break;
+ }
+ case SHAPE_ISOLINE:
+ {
+ GEOMImpl_IIsoline aII (function);
+
+ theOperationName = "ISOLINE";
+ AddParam(theParams, "Face", aII.GetFace());
+ AddParam(theParams, "Isoline type", (aII.GetIsUIso() ? "U" : "V"));
+ AddParam(theParams, "Parameter", aII.GetParameter());
+ break;
+ }
+ default:
+ return false;
}
- return _anOtherObject;
+ return true;
}
+IMPLEMENT_STANDARD_HANDLE (GEOMImpl_ShapeDriver,GEOM_BaseDriver);
+IMPLEMENT_STANDARD_RTTIEXT (GEOMImpl_ShapeDriver,GEOM_BaseDriver);
+
//modified by NIZNHY-PKV Wed Dec 28 13:48:31 2011f
#include <TopoDS_Iterator.hxx>
#include <TopTools_HSequenceOfShape.hxx>
//=======================================================================
/*
void KeepEdgesOrder(const Handle(TopTools_HSequenceOfShape)& aEdges,
- const Handle(TopTools_HSequenceOfShape)& aWires)
+ const Handle(TopTools_HSequenceOfShape)& aWires)
{
Standard_Integer aNbWires, aNbEdges;
//
for (j=1; j<=aNbEdges; ++j) {
const TopoDS_Shape& aE=aEdges->Value(j);
if (aMEx.Contains(aE)) {
- aBB.Add(aWy, aE);
+ aBB.Add(aWy, aE);
}
}
//