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// File: ShapeUpgrade_ShapeDivide.cxx
// Created: Tue Apr 27 09:37:14 1999
// Author: Pavel DURANDIN
// <pdn@friendox.nnov.matra-dtv.fr>
// abv 16.06.99 returning ReShape context; processing shared subshapes in compounds
// sln 29.11.01 Bug21: in method Perform(..) nullify location of compound's faces only if mode myConsiderLocation is on
#include <ShapeUpgrade_ShapeDivide.ixx>
#include <Precision.hxx>
#include <ShapeExtend.hxx>
#include <ShapeBuild_ReShape.hxx>
#include <TopExp_Explorer.hxx>
#include <TopExp.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS_Wire.hxx>
#include <TopoDS_Compound.hxx>
#include <TopoDS_Iterator.hxx>
#include <TopoDS_Vertex.hxx>
#include <BRep_Builder.hxx>
#include <ShapeUpgrade_WireDivide.hxx>
#include <Standard_ErrorHandler.hxx>
#include <Standard_Failure.hxx>
//=======================================================================
//function : ShapeUpgrade_ShapeDivide
//purpose :
//=======================================================================
ShapeUpgrade_ShapeDivide::ShapeUpgrade_ShapeDivide() : myStatus(0)
{
myPrecision = myMinTol = Precision::Confusion();
myMaxTol = 1; //Precision::Infinite() ?? pdn
mySplitFaceTool = new ShapeUpgrade_FaceDivide;
myContext = new ShapeBuild_ReShape;
mySegmentMode = Standard_True;
myEdgeMode = 2;
}
//=======================================================================
//function : ShapeUpgrade_ShapeDivide
//purpose :
//=======================================================================
ShapeUpgrade_ShapeDivide::ShapeUpgrade_ShapeDivide(const TopoDS_Shape &S) : myStatus(0)
{
myPrecision = myMinTol = Precision::Confusion();
myMaxTol = 1; //Precision::Infinite() ?? pdn
mySplitFaceTool = new ShapeUpgrade_FaceDivide;
myContext = new ShapeBuild_ReShape;
mySegmentMode = Standard_True;
myEdgeMode = 2;
Init(S);
}
//=======================================================================
//function : Init
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::Init(const TopoDS_Shape &S)
{
myShape = S;
}
//=======================================================================
//function : Delete
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::Delete()
{}
//=======================================================================
//function : SetPrecision
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::SetPrecision (const Standard_Real Prec)
{
myPrecision = Prec;
}
//=======================================================================
//function : SetMaxTolerance
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::SetMaxTolerance (const Standard_Real maxtol)
{
myMaxTol = maxtol;
}
//=======================================================================
//function : SetMinTolerance
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::SetMinTolerance (const Standard_Real mintol)
{
myMinTol = mintol;
}
//=======================================================================
//function : SetSurfaceSegmentMode
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::SetSurfaceSegmentMode(const Standard_Boolean Segment)
{
mySegmentMode = Segment;
}
//=======================================================================
//function : Perform
//purpose :
//=======================================================================
Standard_Boolean ShapeUpgrade_ShapeDivide::Perform(const Standard_Boolean newContext)
{
myStatus = ShapeExtend::EncodeStatus ( ShapeExtend_OK );
if(myShape.IsNull()) {
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
return Standard_False;
}
if ( newContext || myContext.IsNull() )
myContext = new ShapeBuild_ReShape;
// Process COMPOUNDs separately in order to handle sharing in assemblies
// NOTE: not optimized: subshape can be processed twice (second time - no modif)
if ( myShape.ShapeType() == TopAbs_COMPOUND ) {
Standard_Integer locStatus = myStatus;
TopoDS_Compound C;
BRep_Builder B;
B.MakeCompound ( C );
TopoDS_Shape savShape = myShape;
for ( TopoDS_Iterator it(savShape,Standard_False); it.More(); it.Next() ) {
TopoDS_Shape shape = it.Value();
TopLoc_Location L = shape.Location();
if(myContext->ModeConsiderLocation()) {
TopLoc_Location nullLoc;
shape.Location ( nullLoc );
}
myShape = myContext->Apply ( shape );
Perform ( Standard_False );
if(myContext->ModeConsiderLocation())
myResult.Location ( L );
myResult.Orientation(TopAbs::Compose(myResult.Orientation(),savShape.Orientation()));
B.Add ( C, myResult );
locStatus |= myStatus;
}
myShape = savShape;
myStatus = locStatus;
if ( Status ( ShapeExtend_DONE ) ) {
myResult = myContext->Apply ( C, TopAbs_SHAPE );
myContext->Replace ( myShape, myResult );
return Standard_True;
}
myResult = myShape;
return Standard_False;
}
// Process FACEs
Handle(ShapeUpgrade_FaceDivide) SplitFace = GetSplitFaceTool();
if ( ! SplitFace.IsNull() ) {
SplitFace->SetPrecision( myPrecision );
SplitFace->SetMaxTolerance(myMaxTol);
SplitFace->SetSurfaceSegmentMode(mySegmentMode);
Handle(ShapeUpgrade_WireDivide) SplitWire = SplitFace->GetWireDivideTool();
if ( ! SplitWire.IsNull() ) {
SplitWire->SetMinTolerance(myMinTol);
SplitWire->SetEdgeMode(myEdgeMode);
}
for(TopExp_Explorer exp(myShape,TopAbs_FACE); exp.More(); exp.Next()) {
//smh#8
TopoDS_Shape tmpF = exp.Current().Oriented ( TopAbs_FORWARD );
TopoDS_Face F = TopoDS::Face (tmpF); // protection against INTERNAL shapes: cts20105a.rle
TopoDS_Shape sh = myContext->Apply ( F, TopAbs_SHAPE );
for (TopExp_Explorer exp2(sh,TopAbs_FACE); exp2.More(); exp2.Next()) {
//szv: try-catch added
try {
OCC_CATCH_SIGNALS
for (; exp2.More(); exp2.Next()) {
TopoDS_Face face = TopoDS::Face ( exp2.Current() );
SplitFace->Init(face);
SplitFace->SetContext(myContext);
SplitFace->Perform();
if(SplitFace->Status(ShapeExtend_FAIL)) {
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL2 );
}
if(SplitFace->Status(ShapeExtend_DONE)) {
myContext->Replace(face,SplitFace->Result());
if(SplitFace->Status(ShapeExtend_DONE1))
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
if(SplitFace->Status(ShapeExtend_DONE2))
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
}
}
}
catch (Standard_Failure) {
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL2 );
#ifdef DEB
cout << "\nError: Exception in ShapeUpgrade_FaceDivide::Perform(): ";
Standard_Failure::Caught()->Print(cout); cout << endl;
#endif
}
}
}
}
// Process free WIREs
Handle(ShapeUpgrade_WireDivide) SplitWire = SplitFace->GetWireDivideTool();
if ( ! SplitWire.IsNull() ) {
SplitWire->SetFace (TopoDS_Face());
SplitWire->SetPrecision( myPrecision );
SplitWire->SetMaxTolerance(myMaxTol);
SplitWire->SetMinTolerance(myMinTol);
SplitWire->SetEdgeMode(myEdgeMode);
TopExp_Explorer exp;//svv Jan 10 2000 : porting on DEC
for (exp.Init (myShape, TopAbs_WIRE, TopAbs_FACE); exp.More(); exp.Next()) {
//smh#8
TopoDS_Shape tmpW = exp.Current().Oriented ( TopAbs_FORWARD );
TopoDS_Wire W = TopoDS::Wire (tmpW ); // protection against INTERNAL shapes
TopoDS_Shape sh = myContext->Apply ( W, TopAbs_SHAPE );
for (TopExp_Explorer exp2 (sh,TopAbs_WIRE); exp2.More(); exp2.Next()) {
TopoDS_Wire wire = TopoDS::Wire ( exp2.Current() );
SplitWire->Load (wire);
SplitWire->SetContext(myContext);
SplitWire->Perform();
if(SplitWire->Status(ShapeExtend_FAIL)) {
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL3 );
}
if(SplitWire->Status(ShapeExtend_DONE)) {
myContext->Replace(wire,SplitWire->Wire());
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
}
}
}
// Process free EDGEs
for (exp.Init (myShape, TopAbs_EDGE, TopAbs_WIRE); exp.More(); exp.Next()) {
//smh#8
TopoDS_Shape tmpE = exp.Current().Oriented ( TopAbs_FORWARD );
TopoDS_Edge E = TopoDS::Edge (tmpE ); // protection against INTERNAL shapes
TopoDS_Vertex V1,V2;
TopExp::Vertices(E,V2,V1);
if( V1.IsNull() && V2.IsNull() ) continue; // skl 27.10.2004 for OCC5624
TopoDS_Shape sh = myContext->Apply ( E, TopAbs_SHAPE );
for (TopExp_Explorer exp2 (sh,TopAbs_EDGE); exp2.More(); exp2.Next()) {
TopoDS_Edge edge = TopoDS::Edge ( exp2.Current() );
SplitWire->Load (edge);
SplitWire->SetContext(myContext);
SplitWire->Perform();
if(SplitWire->Status(ShapeExtend_FAIL)) {
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL3 );
}
if(SplitWire->Status(ShapeExtend_DONE)) {
myContext->Replace(edge,SplitWire->Wire());
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
}
}
}
}
myResult = myContext->Apply ( myShape, TopAbs_SHAPE );
return ! myResult.IsSame ( myShape );
}
//=======================================================================
//function : Result
//purpose :
//=======================================================================
TopoDS_Shape ShapeUpgrade_ShapeDivide::Result() const
{
return myResult;
}
//=======================================================================
//function : GetContext
//purpose :
//=======================================================================
Handle(ShapeBuild_ReShape) ShapeUpgrade_ShapeDivide::GetContext() const
{
//if ( myContext.IsNull() ) myContext = new ShapeBuild_ReShape;
return myContext;
}
//=======================================================================
//function : SetContext
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::SetContext (const Handle(ShapeBuild_ReShape) &context)
{
myContext = context;
}
//=======================================================================
//function : SetSplitFaceTool
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::SetSplitFaceTool(const Handle(ShapeUpgrade_FaceDivide)& splitFaceTool)
{
mySplitFaceTool = splitFaceTool;
}
//=======================================================================
//function : GetSplitFaceTool
//purpose :
//=======================================================================
Handle(ShapeUpgrade_FaceDivide) ShapeUpgrade_ShapeDivide::GetSplitFaceTool () const
{
return mySplitFaceTool;
}
//=======================================================================
//function : Status
//purpose :
//=======================================================================
Standard_Boolean ShapeUpgrade_ShapeDivide::Status (const ShapeExtend_Status status) const
{
return ShapeExtend::DecodeStatus ( myStatus, status );
}
//=======================================================================
//function : SetEdgeMode
//purpose :
//=======================================================================
void ShapeUpgrade_ShapeDivide::SetEdgeMode(const Standard_Integer aEdgeMode)
{
myEdgeMode = aEdgeMode;
}
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