geom/src/GEOMAlgo/GEOMAlgo_FinderShapeOn.cxx

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// File: GEOMAlgo_FinderShapeOn.cxx
// Created: Tue Jan 11 14:44:31 2005
// Author: Peter KURNEV
// <pkv@irinox>
#include <GEOMAlgo_FinderShapeOn.ixx>
#include <gp_Pnt.hxx>
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#include <TopAbs_ShapeEnum.hxx>
#include <TopAbs_Orientation.hxx>
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#include <TopoDS.hxx>
#include <TopoDS_Face.hxx>
#include <TopoDS_Shape.hxx>
#include <TopoDS_Compound.hxx>
#include <TopoDS_Shell.hxx>
#include <TopoDS_Solid.hxx>
#include <TopoDS_Vertex.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS_Iterator.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx>
#include <TopTools_IndexedMapOfShape.hxx>
#include <TopTools_DataMapOfShapeShape.hxx>
#include <BRep_Builder.hxx>
#include <BRep_Tool.hxx>
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#include <TopExp.hxx>
#include <TopExp_Explorer.hxx>
#include <BRepLib_MakeFace.hxx>
#include <BRepLib_FaceError.hxx>
#include <BOPTools_DSFiller.hxx>
#include <GEOMAlgo_WireSolid.hxx>
#include <GEOMAlgo_ShellSolid.hxx>
#include <GEOMAlgo_VertexSolid.hxx>
#include <GEOMAlgo_ShapeSolid.hxx>
#include <GEOMAlgo_SolidSolid.hxx>
#include <GEOMAlgo_SurfaceTools.hxx>
#include <GEOMAlgo_Tools.hxx>
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//=======================================================================
//function : GEOMAlgo_FinderShapeOn
//purpose :
//=======================================================================
GEOMAlgo_FinderShapeOn::GEOMAlgo_FinderShapeOn()
:
GEOMAlgo_ShapeAlgo()
{
myTolerance=0.0001;
myShapeType=TopAbs_VERTEX;
myState=GEOMAlgo_ST_UNKNOWN;
myIsAnalytic=Standard_True;
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}
//=======================================================================
//function : ~
//purpose :
//=======================================================================
GEOMAlgo_FinderShapeOn::~GEOMAlgo_FinderShapeOn()
{
}
//=======================================================================
//function : SetSurface
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::SetSurface(const Handle(Geom_Surface)& aS)
{
mySurface=aS;
}
//=======================================================================
//function : Surface
//purpose :
//=======================================================================
const Handle(Geom_Surface)& GEOMAlgo_FinderShapeOn::Surface() const
{
return mySurface;
}
//=======================================================================
//function : SetShapeType
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::SetShapeType(const TopAbs_ShapeEnum aType)
{
myShapeType=aType;
}
//=======================================================================
//function : ShapeType
//purpose :
//=======================================================================
TopAbs_ShapeEnum GEOMAlgo_FinderShapeOn::ShapeType()const
{
return myShapeType;
}
//=======================================================================
//function : SetState
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::SetState(const GEOMAlgo_State aState)
{
myState=aState;
}
//=======================================================================
//function : State
//purpose :
//=======================================================================
GEOMAlgo_State GEOMAlgo_FinderShapeOn::State() const
{
return myState;
}
//=======================================================================
// function: Shapes
// purpose:
//=======================================================================
const TopTools_ListOfShape& GEOMAlgo_FinderShapeOn::Shapes() const
{
Standard_Boolean bIsConformState;
Standard_Integer i, aNb;
TopAbs_State aSt;
TopTools_ListOfShape* pL;
//
pL=(TopTools_ListOfShape*) &myLS;
pL->Clear();
//
aNb=myMSS.Extent();
for (i=1; i<=aNb; ++i) {
const TopoDS_Shape& aS=myMSS.FindKey(i);
aSt=myMSS.FindFromIndex(i);
//
bIsConformState=GEOMAlgo_SurfaceTools::IsConformState(aSt, myState);
if (bIsConformState) {
pL->Append(aS);
}
}
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return myLS;
}
//=======================================================================
//function : Perform
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::Perform()
{
myErrorStatus=0;
myWarningStatus=0;
myLS.Clear();
myMSS.Clear();
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//
if (!myResult.IsNull()){
myResult.Nullify();
}
//
CheckData();
if(myErrorStatus) {
return;
}
//
myIsAnalytic=GEOMAlgo_SurfaceTools::IsAnalytic(mySurface);
//
MakeArgument1();
if(myErrorStatus) {
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return;
}
//
if (myIsAnalytic && myShapeType==TopAbs_VERTEX) {
FindVertices();
return;
}
//
MakeArgument2();
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if(myErrorStatus) {
return;
}
//
Find();
if(myErrorStatus || myWarningStatus) {
return;
}
//
}
//=======================================================================
//function : FindVertices
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::FindVertices()
{
Standard_Integer i, aNb, iErr;
TopAbs_State aSt;
TopAbs_Orientation aOr;
gp_Pnt aP;
TopTools_IndexedMapOfShape aM;
//
TopExp::MapShapes(myArg1, TopAbs_FACE, aM);
const TopoDS_Face& aF=TopoDS::Face(aM(1));
aOr=aF.Orientation();
//
aM.Clear();
TopExp::MapShapes(myShape, myShapeType, aM);
aNb=aM.Extent();
if (!aNb) {
myWarningStatus=10; // No found subshapes of type myShapeType
return;
}
//
for (i=1; i<=aNb; ++i) {
const TopoDS_Shape& aS=aM(i);
const TopoDS_Vertex& aV=TopoDS::Vertex(aS);
aP=BRep_Tool::Pnt(aV);
iErr=GEOMAlgo_SurfaceTools::GetState(aP, mySurface, myTolerance, aSt);
if (aOr==TopAbs_REVERSED) {
aSt=GEOMAlgo_SurfaceTools::ReverseState(aSt);
}
myMSS.Add(aS, aSt);
}
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}
//=======================================================================
//function : Find
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::Find()
{
Standard_Integer i, aNb;
Standard_Boolean bICS;
TopTools_IndexedMapOfShape aM;
//
TopExp::MapShapes(myArg2, myShapeType, aM);
//
aNb=aM.Extent();
if (!aNb) {
myWarningStatus=10; // No found subshapes of type myShapeType
return;
}
//
bICS=GEOMAlgo_Tools::IsCompositeShape(myArg2);
if (!bICS || myIsAnalytic) {
TopoDS_Compound aCmp;
BRep_Builder aBB;
//
aBB.MakeCompound(aCmp);
for (i=1; i<=aNb; ++i) {
const TopoDS_Shape& aSi=aM(i);
aBB.Add(aCmp, aSi);
}
//
aM.Clear();
aM.Add(aCmp);
aNb=1;
}
//
for (i=1; i<=aNb; ++i) {
const TopoDS_Shape& aS=aM(i);
Find(aS);
if (myErrorStatus) {
return;
}
}
}
//=======================================================================
//function : Find
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::Find(const TopoDS_Shape& aS)
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{
myErrorStatus=0;
//
Standard_Boolean bIsDone;
Standard_Integer i, iErr;
TopAbs_State aSts[]={TopAbs_IN, TopAbs_OUT, TopAbs_ON};
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TopTools_ListIteratorOfListOfShape aIt;
BOPTools_DSFiller aDF;
//
// 1. Prepare DSFiller
aDF.SetShapes (myArg1, aS);
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bIsDone=aDF.IsDone();
if (!bIsDone) {
myErrorStatus=30; // wrong args are used for DSFiller
return;
}
aDF.Perform();
bIsDone=aDF.IsDone();
if (!bIsDone) {
myErrorStatus=31; // DSFiller failed
return;
}
//
// 2. Find shapes
GEOMAlgo_ShapeSolid* pSS;
GEOMAlgo_VertexSolid aVXS;
GEOMAlgo_WireSolid aWRS;
GEOMAlgo_ShellSolid aSHS;
GEOMAlgo_SolidSolid aSLS;
//
pSS=NULL;
//
switch (myShapeType) {
case TopAbs_VERTEX:
pSS=&aVXS;
break;
case TopAbs_EDGE:
pSS=&aWRS;
break;
case TopAbs_FACE:
pSS=&aSHS;
break;
case TopAbs_SOLID:
aSLS.SetShape2(myArg2);
pSS=&aSLS;
break;
default:
myErrorStatus=12; // unallowed subshape type
return;
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}
//
pSS->SetFiller(aDF);
pSS->Perform();
iErr=pSS->ErrorStatus();
if (iErr) {
myErrorStatus=32; // builder ShapeSolid failed
return;
}
//
for (i=0; i<3; ++i) {
const TopTools_ListOfShape& aLS=pSS->Shapes(aSts[i]);
aIt.Initialize(aLS);
for (; aIt.More(); aIt.Next()) {
const TopoDS_Shape& aSImage=aIt.Value();
if (myImages.IsBound(aSImage)) {
const TopoDS_Shape& aSx=myImages.Find(aSImage);
myMSS.Add(aSx, aSts[i]);
}
else {
myErrorStatus=33;// can not find original shape
return;
}
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}
}
}
//=======================================================================
//function : MakeArgument1
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//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::MakeArgument1()
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{
myErrorStatus=0;
//
Standard_Integer i, aNb;
TopAbs_ShapeEnum aType;
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BRepLib_FaceError aFErr;
BRepLib_MakeFace aMF;
TopTools_IndexedMapOfShape aM;
BRep_Builder aBB;
TopoDS_Face aFace;
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TopoDS_Shell aSh;
TopoDS_Solid aSd;
//
// Argument 1
if (!myIsAnalytic) {
aMF.Init(mySurface, Standard_True);
aFErr=aMF.Error();
if (aFErr!=BRepLib_FaceDone) {
myErrorStatus=20; // can not build the face
return;
}
//
const TopoDS_Shape& aF=aMF.Shape();
aFace=TopoDS::Face(aF);
//
// update tolerances
aM.Add(aF);
TopExp::MapShapes(aF, TopAbs_VERTEX, aM);
TopExp::MapShapes(aF, TopAbs_EDGE, aM);
aNb=aM.Extent();
for (i=1; i<=aNb; ++i) {
const TopoDS_Shape& aS=aM(i);
aType=aS.ShapeType();
switch (aType) {
case TopAbs_VERTEX: {
const TopoDS_Vertex& aVx=TopoDS::Vertex(aS);
aBB.UpdateVertex(aVx, myTolerance);
}
break;
case TopAbs_EDGE: {
const TopoDS_Edge& aEx=TopoDS::Edge(aS);
aBB.UpdateEdge(aEx, myTolerance);
}
break;
case TopAbs_FACE: {
const TopoDS_Face& aFx=TopoDS::Face(aS);
aBB.UpdateFace(aFx, myTolerance);
}
break;
default:
break;
}
}
} //
else {
aBB.MakeFace(aFace, mySurface, myTolerance);
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}
//
// make solid
aBB.MakeShell(aSh);
aBB.Add(aSh, aFace);
aBB.MakeSolid(aSd);
aBB.Add(aSd, aSh);
myArg1=aSd;
}
//=======================================================================
//function : MakeArgument2
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::MakeArgument2()
{
myErrorStatus=0;
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//
TopoDS_Shape aSC;
TopTools_DataMapOfShapeShape aOriginals;
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//
myImages.Clear();
//
GEOMAlgo_FinderShapeOn::CopySource(myShape, myImages, aOriginals, aSC);
//
myArg2=aSC;
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}
//=======================================================================
//function : CheckData
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::CheckData()
{
myErrorStatus=0;
//
if(mySurface.IsNull()) {
myErrorStatus=10; // mySurface=NULL
return;
}
//
if (myShape.IsNull()) {
myErrorStatus=11; // myShape=NULL
return;
}
//
if (!(myShapeType==TopAbs_VERTEX ||
myShapeType==TopAbs_EDGE ||
myShapeType==TopAbs_FACE ||
myShapeType==TopAbs_SOLID)) {
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myErrorStatus=12; // unallowed subshape type
return;
}
//
if (myState==GEOMAlgo_ST_UNKNOWN ||
myState==GEOMAlgo_ST_INOUT) {
myErrorStatus=13; // unallowed state type
return;
}
}
//
//=======================================================================
//function : CopySource
//purpose :
//=======================================================================
void GEOMAlgo_FinderShapeOn::CopySource(const TopoDS_Shape& aE,
TopTools_DataMapOfShapeShape& aImages,
TopTools_DataMapOfShapeShape& aOriginals,
TopoDS_Shape& aEx)
{
Standard_Boolean bFree;
TopAbs_ShapeEnum aType;
Standard_Integer aR;
BRep_Builder BB;
TopoDS_Iterator aIt;
//
aType=aE.ShapeType();
//
if (aOriginals.IsBound(aE)) {
aEx=aOriginals.ChangeFind(aE);
return;
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}
else {
aEx=aE.EmptyCopied();
aOriginals.Bind(aE, aEx);
aImages.Bind(aEx, aE);
}
//
aR=(Standard_Integer)aType+1;
if (aR>TopAbs_VERTEX) {
return;
}
//
bFree=aEx.Free();
aEx.Free(Standard_True);
//
aType=(TopAbs_ShapeEnum) aR;
//
aIt.Initialize(aE);//, Standard_False);
for (; aIt.More(); aIt.Next()) {
const TopoDS_Shape& aV=aIt.Value();
TopoDS_Shape aVx;
//
CopySource (aV, aImages, aOriginals, aVx);
//
aVx.Orientation(aV.Orientation());
BB.Add(aEx, aVx);
}
//
aEx.Free(bFree);
}
//
// myErrorStatus :
//
// 10 -mySurface=NULL
// 11 -myShape=NULL
// 12 -unallowed type of subshapes
// 13 -unallowed state
// 20 -can not build the face
// 30 -wrong args are used for DSFiller
// 31 -DSFiller failed
// 32 -builder ShapeSolid failed
// 33 -can not find original shape
//
// myWarningStatus
//
// 10 -subshapes of type myShapeType can not be fond in myShape