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geom/src/GEOMAlgo/GEOMAlgo_Gluer.cxx

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// Copyright (C) 2007-2013 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.
//
// 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
//
// File: GEOMAlgo_Gluer.cxx
// Created: Sat Dec 04 12:45:53 2004
// Author: Peter KURNEV
// <peter@PREFEX>
//
#include <GEOMAlgo_Gluer.hxx>
#include <NCollection_UBTreeFiller.hxx>
#include <TColStd_MapIteratorOfMapOfInteger.hxx>
#include <TColStd_MapOfInteger.hxx>
#include <TColStd_ListOfInteger.hxx>
#include <TColStd_ListIteratorOfListOfInteger.hxx>
#include <gp_Pnt.hxx>
#include <gp_Dir.hxx>
#include <gp_XYZ.hxx>
#include <Geom_Curve.hxx>
#include <Geom_Surface.hxx>
#include <Bnd_Box.hxx>
#include <Bnd_HArray1OfBox.hxx>
#include <Bnd_BoundSortBox.hxx>
#include <TopLoc_Location.hxx>
#include <TopAbs_ShapeEnum.hxx>
#include <TopAbs_Orientation.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS_Vertex.hxx>
#include <TopoDS_Shape.hxx>
#include <TopoDS_Compound.hxx>
#include <TopoDS_Wire.hxx>
#include <TopoDS_Shell.hxx>
#include <TopoDS_Solid.hxx>
#include <TopoDS_Iterator.hxx>
#include <TopTools_IndexedMapOfShape.hxx>
#include <TopTools_ListOfShape.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx>
#include <TopTools_DataMapIteratorOfDataMapOfShapeListOfShape.hxx>
#include <TopTools_MapOfShape.hxx>
#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
#include <TopExp.hxx>
#include <TopExp_Explorer.hxx>
#include <BRep_Tool.hxx>
#include <BRep_Builder.hxx>
#include <BRepLib.hxx>
#include <BRepTools.hxx>
#include <BRepBndLib.hxx>
//
#include <IntTools_Tools.hxx>
#include <BOPInt_Context.hxx>
#include <BOPTools_AlgoTools.hxx>
#include <BOPTools_AlgoTools3D.hxx>
#include <BOPTools_AlgoTools2D.hxx>
#include <GEOMAlgo_BoxBndTree.hxx>
#include <GEOMAlgo_AlgoTools.hxx>
#include <GEOMAlgo_IndexedDataMapOfIntegerShape.hxx>
#include <GEOMAlgo_IndexedDataMapOfShapeBox.hxx>
#include <GEOMAlgo_IndexedDataMapOfPassKeyShapeListOfShape.hxx>
#include <GEOMAlgo_PassKeyShape.hxx>
#include <GEOMAlgo_BndSphereTree.hxx>
#include <GEOMAlgo_BndSphere.hxx>
#include <GEOMAlgo_IndexedDataMapOfShapeBndSphere.hxx>
//
static
void GetSubShapes(const TopoDS_Shape& aS,
TopTools_IndexedMapOfShape& aMSS);
//=======================================================================
//function : GEOMAlgo_Gluer
//purpose :
//=======================================================================
GEOMAlgo_Gluer::GEOMAlgo_Gluer()
:
GEOMAlgo_ShapeAlgo()
{
myTolerance=0.0001;
myTol=myTolerance;
myCheckGeometry=Standard_True;
myKeepNonSolids=Standard_False;
myNbAlone=0;
}
//=======================================================================
//function : ~GEOMAlgo_Gluer
//purpose :
//=======================================================================
GEOMAlgo_Gluer::~GEOMAlgo_Gluer()
{
}
//=======================================================================
//function : SetCheckGeometry
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::SetCheckGeometry(const Standard_Boolean aFlag)
{
myCheckGeometry=aFlag;
}
//=======================================================================
//function : CheckGeometry
//purpose :
//=======================================================================
Standard_Boolean GEOMAlgo_Gluer::CheckGeometry() const
{
return myCheckGeometry;
}
//=======================================================================
//function : SetKeepNonSolids
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::SetKeepNonSolids(const Standard_Boolean aFlag)
{
myKeepNonSolids=aFlag;
}
//=======================================================================
//function : KeepNonSolids
//purpose :
//=======================================================================
Standard_Boolean GEOMAlgo_Gluer::KeepNonSolids()const
{
return myKeepNonSolids;
}
//=======================================================================
//function : AloneShapes
//purpose :
//=======================================================================
Standard_Integer GEOMAlgo_Gluer::AloneShapes()const
{
return myNbAlone;
}
//=======================================================================
//function : Images
//purpose :
//=======================================================================
const TopTools_DataMapOfShapeListOfShape& GEOMAlgo_Gluer::Images()const
{
return myImages;
}
//=======================================================================
//function : Origins
//purpose :
//=======================================================================
const TopTools_DataMapOfShapeShape& GEOMAlgo_Gluer::Origins()const
{
return myOrigins;
}
//=======================================================================
//function : Perform
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::Perform()
{
const Standard_Integer aNb=8;
Standard_Integer i;
//
myErrorStatus=0;
myWarningStatus=0;
//
// Initialize the context
GEOMAlgo_ShapeAlgo::Perform();
//
void (GEOMAlgo_Gluer::* pF[aNb])()={
&GEOMAlgo_Gluer::CheckData, &GEOMAlgo_Gluer::InnerTolerance,
&GEOMAlgo_Gluer::MakeVertices, &GEOMAlgo_Gluer::MakeEdges,
&GEOMAlgo_Gluer::MakeFaces, &GEOMAlgo_Gluer::MakeShells,
&GEOMAlgo_Gluer::MakeSolids, &GEOMAlgo_Gluer::CheckResult
};
//
for (i=0; i<aNb; ++i) {
(this->*pF[i])();
if (myErrorStatus) {
return;
}
}
}
//=======================================================================
//function : MakeVertices
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeVertices()
{
myErrorStatus=0;
//
Standard_Integer j, i, aNbV, aNbVSD;
Standard_Real aTolV;
gp_Pnt aPV;
TColStd_ListIteratorOfListOfInteger aIt;
TopoDS_Shape aVF;
TopoDS_Vertex aVnew;
TopTools_IndexedMapOfShape aMV, aMVProcessed;
TopTools_ListIteratorOfListOfShape aItS;
TopTools_DataMapIteratorOfDataMapOfShapeListOfShape aItIm;
TopTools_DataMapOfShapeListOfShape aMVV;
GEOMAlgo_IndexedDataMapOfIntegerShape aMIS;
//modified by NIZNHY-PKV Thu Jan 21 10:03:07 2010f
//GEOMAlgo_IndexedDataMapOfShapeBox aMSB;
GEOMAlgo_IndexedDataMapOfShapeBndSphere aMSB;
//modified by NIZNHY-PKV Thu Jan 21 10:03:10 2010t
//
GEOMAlgo_BndSphereTreeSelector aSelector;
GEOMAlgo_BndSphereTree aBBTree;
NCollection_UBTreeFiller <Standard_Integer, GEOMAlgo_BndSphere> aTreeFiller(aBBTree);
//
TopExp::MapShapes(myShape, TopAbs_VERTEX, aMV);
aNbV=aMV.Extent();
if (!aNbV) {
myErrorStatus=2; // no vertices in source shape
return;
}
//
for (i=1; i<=aNbV; ++i) {
GEOMAlgo_BndSphere aBox;
//
const TopoDS_Vertex& aV=*((TopoDS_Vertex*)&aMV(i));
aPV=BRep_Tool::Pnt(aV);
aTolV=BRep_Tool::Tolerance(aV);
//
aBox.SetGap(myTol);
aBox.SetCenter(aPV);
aBox.SetRadius(aTolV);
//
aTreeFiller.Add(i, aBox);
//
aMIS.Add(i, aV);
aMSB.Add(aV, aBox);
}
//
aTreeFiller.Fill();
//
//------------------------------
// Chains
for (i=1; i<=aNbV; ++i) {
const TopoDS_Vertex& aV=*((TopoDS_Vertex*)&aMV(i));
//
if (aMVProcessed.Contains(aV)) {
continue;
}
//
Standard_Integer aNbIP, aIP, aNbIP1, aIP1;
TopTools_ListOfShape aLVSD;
TColStd_MapOfInteger aMIP, aMIP1, aMIPC;
TColStd_MapIteratorOfMapOfInteger aIt1;
//
aMIP.Add(i);
while(1) {
aNbIP=aMIP.Extent();
aIt1.Initialize(aMIP);
for(; aIt1.More(); aIt1.Next()) {
aIP=aIt1.Key();
if (aMIPC.Contains(aIP)) {
continue;
}
//
const TopoDS_Shape& aVP=aMIS.FindFromKey(aIP);
//modified by NIZNHY-PKV Thu Jan 21 10:04:09 2010f
const GEOMAlgo_BndSphere& aBoxVP=aMSB.FindFromKey(aVP);
//const Bnd_Box& aBoxVP=aMSB.FindFromKey(aVP);
//modified by NIZNHY-PKV Thu Jan 21 10:04:11 2010t
//
aSelector.Clear();
aSelector.SetBox(aBoxVP);
//
aNbVSD=aBBTree.Select(aSelector);
if (!aNbVSD) {
continue; // it must not be
}
//
const TColStd_ListOfInteger& aLI=aSelector.Indices();
//
aIt.Initialize(aLI);
for (; aIt.More(); aIt.Next()) {
aIP1=aIt.Value();
if (aMIP.Contains(aIP1)) {
continue;
}
aMIP1.Add(aIP1);
} //for (; aIt.More(); aIt.Next()) {
}//for(; aIt1.More(); aIt1.Next()) {
//
aNbIP1=aMIP1.Extent();
if (!aNbIP1) {
break;
}
//
aIt1.Initialize(aMIP);
for(; aIt1.More(); aIt1.Next()) {
aIP=aIt1.Key();
aMIPC.Add(aIP);
}
//
aMIP.Clear();
aIt1.Initialize(aMIP1);
for(; aIt1.More(); aIt1.Next()) {
aIP=aIt1.Key();
aMIP.Add(aIP);
}
aMIP1.Clear();
}// while(1)
//
// Fill myImages
aNbIP=aMIPC.Extent();
//
if (!aNbIP) {// no SD vertices founded
aVF=aV;
aLVSD.Append(aV);
aMVProcessed.Add(aV);
}
else { // SD vertices founded [ aMIPC ]
aIt1.Initialize(aMIPC);
for(j=0; aIt1.More(); aIt1.Next(), ++j) {
aIP=aIt1.Key();
const TopoDS_Shape& aVP=aMIS.FindFromKey(aIP);
if (!j) {
aVF=aVP;
}
aLVSD.Append(aVP);
aMVProcessed.Add(aVP);
}
}
myImages.Bind(aVF, aLVSD);
}// for (i=1; i<=aNbV; ++i) {
//------------------------------
//
// Make new vertices
aMV.Clear();
aItIm.Initialize(myImages);
for (; aItIm.More(); aItIm.Next()) {
const TopoDS_Vertex& aV=*((TopoDS_Vertex*)&aItIm.Key());
const TopTools_ListOfShape& aLVSD=aItIm.Value();
aNbVSD=aLVSD.Extent();
if (aNbVSD>1) {
aMV.Add(aV);
MakeVertex(aLVSD, aVnew);
aMVV.Bind(aVnew, aLVSD);
}
}
//
// UnBind old vertices
aNbV=aMV.Extent();
for (i=1; i<=aNbV; ++i) {
const TopoDS_Shape& aV=aMV(i);
myImages.UnBind(aV);
}
//
// Bind new vertices
aItIm.Initialize(aMVV);
for (; aItIm.More(); aItIm.Next()) {
const TopoDS_Shape& aV=aItIm.Key();
const TopTools_ListOfShape& aLVSD=aItIm.Value();
myImages.Bind(aV, aLVSD);
}
//
// Origins
aItIm.Initialize(myImages);
for (; aItIm.More(); aItIm.Next()) {
const TopoDS_Shape& aV=aItIm.Key();
const TopTools_ListOfShape& aLVSD=aItIm.Value();
aItS.Initialize(aLVSD);
for (; aItS.More(); aItS.Next()) {
const TopoDS_Shape& aVSD=aItS.Value();
if (!myOrigins.IsBound(aVSD)) {
myOrigins.Bind(aVSD, aV);
}
}
}
}
//=======================================================================
//function : MakeSubShapes
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeSubShapes (const TopoDS_Shape& theShape,
TopTools_MapOfShape& theMS,
TopoDS_Compound& theResult)
{
if (theMS.Contains(theShape))
return;
//
BRep_Builder aBB;
//
theMS.Add(theShape);
//
if (theShape.ShapeType() == TopAbs_COMPOUND ||
theShape.ShapeType() == TopAbs_COMPSOLID) {
TopoDS_Iterator It (theShape, Standard_True, Standard_True);
for (; It.More(); It.Next()) {
MakeSubShapes(It.Value(), theMS, theResult);
}
}
else if (theShape.ShapeType() == TopAbs_SOLID) {
// build a solid
TopoDS_Solid aNewSolid;
TopExp_Explorer aExpS, aExp;
//
const TopoDS_Solid& aSolid = TopoDS::Solid(theShape);
//
TopAbs_Orientation anOr = aSolid.Orientation();
//
aBB.MakeSolid(aNewSolid);
aNewSolid.Orientation(anOr);
//
aExp.Init(aSolid, TopAbs_SHELL);
for (; aExp.More(); aExp.Next())
{
const TopoDS_Shape& aShell=aExp.Current();
const TopoDS_Shape& aShellR=myOrigins.Find(aShell);
aBB.Add(aNewSolid, aShellR);
}
//
TopTools_ListOfShape aLS;
//
aLS.Append(aSolid);
myImages.Bind(aNewSolid, aLS);
myOrigins.Bind(aSolid, aNewSolid);
//
aBB.Add(theResult, aNewSolid);
}
else if (theShape.ShapeType() == TopAbs_WIRE) {
if (myKeepNonSolids) {
// just add image
if (!myOrigins.IsBound(theShape)) {
// build wire
const TopoDS_Wire& aW=TopoDS::Wire(theShape);
//
TopoDS_Wire newWire;
aBB.MakeWire(newWire);
//
TopExp_Explorer aExpE (aW, TopAbs_EDGE);
for (; aExpE.More(); aExpE.Next()) {
const TopoDS_Edge& aE=TopoDS::Edge(aExpE.Current());
TopoDS_Edge aER=TopoDS::Edge(myOrigins.Find(aE));
//
aER.Orientation(TopAbs_FORWARD);
if (!BRep_Tool::Degenerated(aER)) {
// orient image
Standard_Boolean bIsToReverse=GEOMAlgo_AlgoTools::IsSplitToReverse(aER, aE, myContext);
if (bIsToReverse) {
aER.Reverse();
}
}
else {
aER.Orientation(aE.Orientation());
}
//
aBB.Add(newWire, aER);
}
// xf
TopTools_ListOfShape aLW;
//
aLW.Append(aW);
myImages.Bind(newWire, aLW);
myOrigins.Bind(aW, newWire);
}
const TopoDS_Shape& aShapeR = myOrigins.Find(theShape);
aBB.Add(theResult, aShapeR);
}
}
else
{
if (myKeepNonSolids) {
// just add image
const TopoDS_Shape& aShapeR = myOrigins.Find(theShape);
aBB.Add(theResult, aShapeR);
}
}
}
//=======================================================================
//function : MakeSolids
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeSolids()
{
myErrorStatus=0;
//
BRep_Builder aBB;
TopoDS_Compound aCmp;
TopTools_MapOfShape aMS;
//
aBB.MakeCompound(aCmp);
//
// Add images of all initial sub-shapes in the result.
// If myKeepNonSolids==false, add only solids images.
MakeSubShapes(myShape, aMS, aCmp);
//
myResult=aCmp;
//
if (aMS.Extent()) {
BOPTools_AlgoTools::CorrectCurveOnSurface(myResult, 0.0001);
}
}
//=======================================================================
//function : MakeShells
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeShells()
{
myErrorStatus=0;
//
Standard_Boolean bIsToReverse;
Standard_Integer i, aNbS;
TopAbs_Orientation anOr;
TopoDS_Shell aNewShell;
TopoDS_Face aFR;
TopTools_IndexedMapOfShape aMS;
TopExp_Explorer aExp;
BRep_Builder aBB;
//
TopExp::MapShapes(myShape, TopAbs_SHELL, aMS);
//
aNbS=aMS.Extent();
for (i=1; i<=aNbS; ++i) {
const TopoDS_Shell& aShell=TopoDS::Shell(aMS(i));
anOr=aShell.Orientation();
//
aBB.MakeShell(aNewShell);
aNewShell.Orientation(anOr);
aExp.Init(aShell, TopAbs_FACE);
for (; aExp.More(); aExp.Next()) {
const TopoDS_Face& aF=TopoDS::Face(aExp.Current());
aFR=TopoDS::Face(myOrigins.Find(aF));
if (aFR.IsSame(aF)) {
aBB.Add(aNewShell, aF);
continue;
}
bIsToReverse=IsToReverse(aFR, aF);
if (bIsToReverse) {
aFR.Reverse();
}
aBB.Add(aNewShell, aFR);
}
//
TopTools_ListOfShape aLS;
//
aLS.Append(aShell);
myImages.Bind(aNewShell, aLS);
myOrigins.Bind(aShell, aNewShell);
}
}
//=======================================================================
//function : MakeFaces
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeFaces()
{
MakeShapes(TopAbs_FACE);
}
//=======================================================================
//function : MakeEdges
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeEdges()
{
MakeShapes(TopAbs_EDGE);
}
//=======================================================================
//function : MakeShapes
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeShapes(const TopAbs_ShapeEnum aType)
{
myErrorStatus=0;
//
Standard_Boolean bHasNewSubShape;
Standard_Integer i, aNbF, aNbSDF, iErr;
TopoDS_Shape aNewShape;
TopTools_IndexedMapOfShape aMF;
TopTools_ListIteratorOfListOfShape aItS;
GEOMAlgo_PassKeyShape aPKF;
GEOMAlgo_IndexedDataMapOfPassKeyShapeListOfShape aMPKLF;
//
TopExp::MapShapes(myShape, aType, aMF);
//
aNbF=aMF.Extent();
for (i=1; i<=aNbF; ++i) {
const TopoDS_Shape& aS=aMF(i);
//
if (aType==TopAbs_FACE) {
const TopoDS_Face& aF=TopoDS::Face(aS);
FacePassKey(aF, aPKF);
}
else if (aType==TopAbs_EDGE) {
const TopoDS_Edge& aE=TopoDS::Edge(aS);
EdgePassKey(aE, aPKF);
}
//
if (myErrorStatus) {
return;
}
//
if (aMPKLF.Contains(aPKF)) {
TopTools_ListOfShape& aLSDF=aMPKLF.ChangeFromKey(aPKF);
aLSDF.Append(aS);
}
else {
TopTools_ListOfShape aLSDF;
//
aLSDF.Append(aS);
aMPKLF.Add(aPKF, aLSDF);
}
}
// check geometric coincidence
if (myCheckGeometry) {
iErr=GEOMAlgo_AlgoTools::RefineSDShapes(aMPKLF, myTol, myContext);
if (iErr) {
myErrorStatus=200;
return;
}
}
//
// Images/Origins
//
aNbF=aMPKLF.Extent();
for (i=1; i<=aNbF; ++i) {
const TopTools_ListOfShape& aLSDF=aMPKLF(i);
aNbSDF=aLSDF.Extent();
if (!aNbSDF) {
myErrorStatus=4; // it must not be
}
//
const TopoDS_Shape& aS1=aLSDF.First();
//
bHasNewSubShape=Standard_True;
// prevent creation of a new shape if there are not
// new sub-shapes of aSS among the originals
if (aNbSDF==1) {
bHasNewSubShape=HasNewSubShape(aS1);
if (!bHasNewSubShape) {
aNewShape=aS1;
aNewShape.Orientation(TopAbs_FORWARD);
}
}
//
if (bHasNewSubShape) {
if (aType==TopAbs_FACE) {
TopoDS_Face aNewFace;
//
const TopoDS_Face& aF1=TopoDS::Face(aS1);
MakeFace(aF1, aNewFace);
aNewShape=aNewFace;
}
else if (aType==TopAbs_EDGE) {
TopoDS_Edge aNewEdge;
//
const TopoDS_Edge& aE1=TopoDS::Edge(aS1);
MakeEdge(aE1, aNewEdge);
aNewShape=aNewEdge;
}
}
//
myImages.Bind(aNewShape, aLSDF);
// origins
aItS.Initialize(aLSDF);
for (; aItS.More(); aItS.Next()) {
const TopoDS_Shape& aFSD=aItS.Value();
if (!myOrigins.IsBound(aFSD)) {
myOrigins.Bind(aFSD, aNewShape);
}
}
}
}
//=======================================================================
//function : CheckResult
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::CheckResult()
{
myErrorStatus=0;
//
if (myResult.IsNull()) {
myErrorStatus=6;
return;
}
//
Standard_Boolean bFound;
Standard_Integer i, j, aNbS, aNbFS, aNbSx;
TopTools_IndexedMapOfShape aMS, aMFS;
TopTools_IndexedDataMapOfShapeListOfShape aMFR;
//
TopExp::MapShapesAndAncestors(myResult, TopAbs_FACE, TopAbs_SOLID, aMFR);
TopExp::MapShapes(myResult, TopAbs_SOLID, aMS);
//
myNbAlone=0;
aNbS=aMS.Extent();
for (i=1; i<=aNbS; ++i) {
const TopoDS_Shape& aSolid=aMS(i);
//
aMFS.Clear();
TopExp::MapShapes(aSolid, TopAbs_FACE, aMFS);
//
bFound=Standard_False;
aNbFS=aMFS.Extent();
for (j=1; j<=aNbFS; ++j) {
const TopoDS_Shape& aFS=aMFS(j);
if (aMFR.Contains(aFS)) {
const TopTools_ListOfShape& aLSx=aMFR.FindFromKey(aFS);
aNbSx=aLSx.Extent();
if (aNbSx==2) {
bFound=!bFound;
break;
}
}
}
//
if (!bFound) {
myWarningStatus=1;
++myNbAlone;
//break;
}
}
}
//=======================================================================
//function : CheckData
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::CheckData()
{
myErrorStatus=0;
//
if (myShape.IsNull()) {
myErrorStatus=5;
return;
}
}
//=======================================================================
//function : InnerTolerance
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::InnerTolerance()
{
myErrorStatus=0;
//
/*
Standard_Integer i;
Standard_Real aX[3][2], dH, dHmin, aCoef, aTolTresh;
Bnd_Box aBox;
//
BRepBndLib::Add(myShape, aBox);
aBox.Get(aX[0][0], aX[1][0], aX[2][0], aX[0][1], aX[1][1], aX[2][1]);
//
dHmin=aX[0][1]-aX[0][0];
for (i=1; i<3; ++i) {
dH=aX[i][1]-aX[i][0];
if (dH<dHmin) {
dHmin=dH;
}
}
//
myTol=myTolerance;
aCoef=0.01;
aTolTresh=aCoef*dHmin;
if (myTol>aTolTresh) {
myTol=aTolTresh;
}
*/
myTol=myTolerance;
}
//=======================================================================
//function : FacePassKey
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::FacePassKey(const TopoDS_Face& aF,
GEOMAlgo_PassKeyShape& aPK)
{
Standard_Integer i, aNbE;
TopTools_ListOfShape aLE;
TopTools_IndexedMapOfShape aME;
//
TopExp::MapShapes(aF, TopAbs_EDGE, aME);
aNbE=aME.Extent();
//
for (i=1; i<=aNbE; ++i) {
const TopoDS_Shape& aE=aME(i);
if (!myOrigins.IsBound(aE)) {
myErrorStatus=102;
return;
}
const TopoDS_Shape& aER=myOrigins.Find(aE);
aLE.Append(aER);
}
aPK.SetShapes(aLE);
}
//=======================================================================
//function : EdgePassKey
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::EdgePassKey(const TopoDS_Edge& aE,
GEOMAlgo_PassKeyShape& aPK)
{
TopoDS_Vertex aV1, aV2;
//
TopExp::Vertices(aE, aV1, aV2);
//
if (!myOrigins.IsBound(aV1) || !myOrigins.IsBound(aV2) ) {
myErrorStatus=100;
return;
}
const TopoDS_Shape& aVR1=myOrigins.Find(aV1);
const TopoDS_Shape& aVR2=myOrigins.Find(aV2);
aPK.SetShapes(aVR1, aVR2);
}
//=======================================================================
//function : MakeVertex
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeVertex(const TopTools_ListOfShape& aLV,
TopoDS_Vertex& aNewVertex)
{
Standard_Integer aNbV;
Standard_Real aTolV, aD, aDmax;
gp_XYZ aGC;
gp_Pnt aP3D, aPGC;
TopoDS_Vertex aVx;
BRep_Builder aBB;
TopTools_ListIteratorOfListOfShape aIt;
//
aNbV=aLV.Extent();
if (!aNbV) {
return;
}
//
// center of gravity
aGC.SetCoord(0.,0.,0.);
aIt.Initialize(aLV);
for (; aIt.More(); aIt.Next()) {
aVx=TopoDS::Vertex(aIt.Value());
aP3D=BRep_Tool::Pnt(aVx);
aGC+=aP3D.XYZ();
}
aGC/=(Standard_Real)aNbV;
aPGC.SetXYZ(aGC);
//
// tolerance value
aDmax=-1.;
aIt.Initialize(aLV);
for (; aIt.More(); aIt.Next()) {
aVx=TopoDS::Vertex(aIt.Value());
aP3D=BRep_Tool::Pnt(aVx);
aTolV=BRep_Tool::Tolerance(aVx);
aD=aPGC.Distance(aP3D)+aTolV;
if (aD>aDmax) {
aDmax=aD;
}
}
//
aBB.MakeVertex (aNewVertex, aPGC, aDmax);
}
//=======================================================================
//function : MakeEdge
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeEdge(const TopoDS_Edge& aE,
TopoDS_Edge& aNewEdge)
{
myErrorStatus=0;
//
Standard_Boolean bIsDE;
Standard_Real aT1, aT2;
TopoDS_Vertex aV1, aV2, aVR1, aVR2;
TopoDS_Edge aEx;
//
bIsDE=BRep_Tool::Degenerated(aE);
//
aEx=aE;
aEx.Orientation(TopAbs_FORWARD);
//
TopExp::Vertices(aEx, aV1, aV2);
//
aT1=BRep_Tool::Parameter(aV1, aEx);
aT2=BRep_Tool::Parameter(aV2, aEx);
//
aVR1=TopoDS::Vertex(myOrigins.Find(aV1));
aVR1.Orientation(TopAbs_FORWARD);
aVR2=TopoDS::Vertex(myOrigins.Find(aV2));
aVR2.Orientation(TopAbs_REVERSED);
//
if (bIsDE) {
Standard_Real aTol;
BRep_Builder aBB;
TopoDS_Edge E;
TopAbs_Orientation anOrE;
//
anOrE=aE.Orientation();
aTol=BRep_Tool::Tolerance(aE);
//
E=aEx;
E.EmptyCopy();
//
aBB.Add (E, aVR1);
aBB.Add (E, aVR2);
aBB.Range(E, aT1, aT2);
aBB.Degenerated(E, Standard_True);
aBB.UpdateEdge(E, aTol);
//
aNewEdge=E;
}
//
else {
BOPTools_AlgoTools::MakeSplitEdge(aEx, aVR1, aT1, aVR2, aT2, aNewEdge);
}
}
//=======================================================================
//function : MakeFace
//purpose :
//=======================================================================
void GEOMAlgo_Gluer::MakeFace(const TopoDS_Face& aF,
TopoDS_Face& aNewFace)
{
myErrorStatus=0;
//
Standard_Boolean bIsToReverse, bIsUPeriodic;
Standard_Real aTol, aUMin, aUMax, aVMin, aVMax;
TopoDS_Edge aER;
TopoDS_Wire newWire;
TopoDS_Face aFFWD, newFace;
TopLoc_Location aLoc;
Handle(Geom_Surface) aS;
Handle(Geom2d_Curve) aC2D;
TopExp_Explorer aExpW, aExpE;
BRep_Builder aBB;
//
aFFWD=aF;
aFFWD.Orientation(TopAbs_FORWARD);
//
aS=BRep_Tool::Surface(aFFWD, aLoc);
bIsUPeriodic=GEOMAlgo_AlgoTools::IsUPeriodic(aS);
aTol=BRep_Tool::Tolerance(aFFWD);
BRepTools::UVBounds(aF, aUMin, aUMax, aVMin, aVMax);
//
aBB.MakeFace (newFace, aS, aLoc, aTol);
//
aExpW.Init(aFFWD, TopAbs_WIRE);
for (; aExpW.More(); aExpW.Next()) {
aBB.MakeWire(newWire);
const TopoDS_Wire& aW=TopoDS::Wire(aExpW.Current());
aExpE.Init(aW, TopAbs_EDGE);
for (; aExpE.More(); aExpE.Next()) {
const TopoDS_Edge& aE=TopoDS::Edge(aExpE.Current());
aER=TopoDS::Edge(myOrigins.Find(aE));
//
aER.Orientation(TopAbs_FORWARD);
if (!BRep_Tool::Degenerated(aER)) {
// build p-curve
if (bIsUPeriodic) {
GEOMAlgo_AlgoTools::RefinePCurveForEdgeOnFace(aER, aFFWD, aUMin, aUMax);
}
BOPTools_AlgoTools2D::BuildPCurveForEdgeOnFace(aER, aFFWD);
// orient image
bIsToReverse=GEOMAlgo_AlgoTools::IsSplitToReverse(aER, aE, myContext);
if (bIsToReverse) {
aER.Reverse();
}
}
else {
aER.Orientation(aE.Orientation());
}
//
aBB.Add(newWire, aER);
}
// xf
TopTools_ListOfShape aLW;
//
aLW.Append(aW);
myImages.Bind(newWire, aLW);
myOrigins.Bind(aW, newWire);
// xt
aBB.Add(newFace, newWire);
}
aNewFace=newFace;
}
//=======================================================================
//function : IsToReverse
//purpose :
//=======================================================================
Standard_Boolean GEOMAlgo_Gluer::IsToReverse(const TopoDS_Face& aFR,
const TopoDS_Face& aF)
{
Standard_Boolean bRet;
Standard_Real aT, aT1, aT2, aTR, aScPr;
TopExp_Explorer aExp;
Handle(Geom_Curve)aC3D;
gp_Pnt aP;
gp_Dir aDNF, aDNFR;
//
bRet=Standard_False;
//
aExp.Init(aF, TopAbs_EDGE);
for (; aExp.More(); aExp.Next()) {
const TopoDS_Edge& aE=TopoDS::Edge(aExp.Current());
//
if (BRep_Tool::Degenerated(aE)) {
continue;
}
//
const TopoDS_Edge& aER=TopoDS::Edge(myOrigins.Find(aE));
//
aC3D=BRep_Tool::Curve(aE, aT1, aT2);
aT=IntTools_Tools::IntermediatePoint(aT1, aT2);
aC3D->D0(aT, aP);
myContext->ProjectPointOnEdge(aP, aER, aTR);
//
BOPTools_AlgoTools3D::GetNormalToFaceOnEdge (aE, aF, aT, aDNF);
if (aF.Orientation()==TopAbs_REVERSED) {
aDNF.Reverse();
}
//
BOPTools_AlgoTools3D::GetNormalToFaceOnEdge (aER, aFR, aTR, aDNFR);
if (aFR.Orientation()==TopAbs_REVERSED) {
aDNFR.Reverse();
}
//
aScPr=aDNF*aDNFR;
return (aScPr<0.);
}
return bRet;
}
//=======================================================================
//function : HasNewSubShape
//purpose :
//=======================================================================
Standard_Boolean GEOMAlgo_Gluer::HasNewSubShape(const TopoDS_Shape& aS)const
{
Standard_Boolean bRet;
Standard_Integer i, aNbSS;
TopTools_IndexedMapOfShape aMSS;
//
GetSubShapes(aS, aMSS);
//
bRet=Standard_False;
aNbSS=aMSS.Extent();
for (i=1; i<=aNbSS; ++i) {
const TopoDS_Shape& aSS=aMSS(i);
if (aSS.ShapeType()==TopAbs_WIRE) {
continue;
}
//
bRet=!myOrigins.IsBound(aSS);
if (bRet) {
return bRet;
}
//
const TopoDS_Shape& aSSIm=myOrigins.Find(aSS);
bRet=!aSSIm.IsSame(aSS);
if (bRet) {
return bRet;
}
}
return bRet;
}
//=======================================================================
//function : GetSubShapes
//purpose :
//=======================================================================
void GetSubShapes(const TopoDS_Shape& aS,
TopTools_IndexedMapOfShape& aMSS)
{
Standard_Integer aR;
TopAbs_ShapeEnum aType;
TopoDS_Iterator aIt;
//
aType=aS.ShapeType();
aR=(Standard_Integer)aType+1;
if (aR>TopAbs_VERTEX) {
return;
}
//
aIt.Initialize(aS);
for (; aIt.More(); aIt.Next()) {
const TopoDS_Shape& aSS=aIt.Value();
aMSS.Add(aSS);
GetSubShapes(aSS, aMSS);
}
}
//=======================================================================
//function : Modified
//purpose :
//=======================================================================
const TopTools_ListOfShape& GEOMAlgo_Gluer::Modified (const TopoDS_Shape& aS)
{
TopAbs_ShapeEnum aType;
//
myGenerated.Clear();
//
aType=aS.ShapeType();
if (aType==TopAbs_VERTEX ||
aType==TopAbs_EDGE ||
aType==TopAbs_WIRE ||
aType==TopAbs_FACE ||
aType==TopAbs_SHELL ||
aType==TopAbs_SOLID) {
if(myOrigins.IsBound(aS)) {
const TopoDS_Shape& aSnew=myOrigins.Find(aS);
if (!aSnew.IsSame(aS)) {
myGenerated.Append(aSnew);
}
}
}
//
return myGenerated;
}
//=======================================================================
//function : Generated
//purpose :
//=======================================================================
const TopTools_ListOfShape& GEOMAlgo_Gluer::Generated(const TopoDS_Shape& )
{
myGenerated.Clear();
return myGenerated;
}
//=======================================================================
//function : IsDeleted
//purpose :
//=======================================================================
Standard_Boolean GEOMAlgo_Gluer::IsDeleted (const TopoDS_Shape& aS)
{
Standard_Boolean bRet=Standard_False;
//
const TopTools_ListOfShape& aL=Modified(aS);
bRet=!aL.IsEmpty();
//
return bRet;
}
//
// ErrorStatus
//
// 1 - the object is just initialized
// 2 - no vertices found in source shape
// 3 - nb same domain vertices for the vertex Vi =0
// 4 - nb same domain edges(faces) for the edge Ei(face Fi) =0
// 5 - source shape is Null
// 6 - result shape is Null
// 101 - nb edges > PassKey.NbMax() in FacesPassKey()
// 102 - the edge Ei can not be found in myOrigins Map
// 100 - the vertex Vi can not be found in myOrigins Map
//
// WarningStatus
//
// 1 - some shapes can not be glued by faces
//
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