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Mantis issue 0021934: [CEA 694] Delete the internal faces of an object.

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This commit is contained in:
jfa 2013-07-12 13:16:30 +00:00
parent 7b119929a6
commit bf456e30c0
1 changed files with 47 additions and 15 deletions
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62
src/GEOMAlgo/GEOMAlgo_RemoverWebs.cxx
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@ -22,8 +22,7 @@
// File: GEOMAlgo_RemoverWebs.cxx // File: GEOMAlgo_RemoverWebs.cxx
// Created: Thu Mar 28 07:40:32 2013 // Created: Thu Mar 28 07:40:32 2013
// Author: Peter KURNEV // Author: Peter KURNEV
// <pkv@irinox>
//
#include <GEOMAlgo_RemoverWebs.hxx> #include <GEOMAlgo_RemoverWebs.hxx>
#include <TopoDS_Iterator.hxx> #include <TopoDS_Iterator.hxx>
@ -35,6 +34,8 @@
#include <TopTools_IndexedMapOfShape.hxx> #include <TopTools_IndexedMapOfShape.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx> #include <TopTools_ListIteratorOfListOfShape.hxx>
#include <TopTools_ListOfShape.hxx> #include <TopTools_ListOfShape.hxx>
#include <TopTools_MapOfShape.hxx>
#include <TopTools_MapIteratorOfMapOfShape.hxx>
#include <TopExp.hxx> #include <TopExp.hxx>
@ -46,9 +47,8 @@
#include <GEOMAlgo_BuilderSolid.hxx> #include <GEOMAlgo_BuilderSolid.hxx>
#include <GEOMAlgo_Tools3D.hxx> #include <GEOMAlgo_Tools3D.hxx>
//======================================================================= //=======================================================================
//function : //function :
//purpose : //purpose :
//======================================================================= //=======================================================================
GEOMAlgo_RemoverWebs::GEOMAlgo_RemoverWebs() GEOMAlgo_RemoverWebs::GEOMAlgo_RemoverWebs()
@ -118,20 +118,52 @@ void GEOMAlgo_RemoverWebs::Perform()
//======================================================================= //=======================================================================
void GEOMAlgo_RemoverWebs::BuildSolid() void GEOMAlgo_RemoverWebs::BuildSolid()
{ {
Standard_Integer i, aNbF, aNbSx, iErr, aNbSI, aNbF2; Standard_Integer i, aNbF, aNbSx, iErr, aNbSI, aNbF2, aNbS, aNbR;
TopAbs_Orientation aOr; TopAbs_Orientation aOr;
TopoDS_Iterator aIt1, aIt2; TopoDS_Iterator aIt1, aIt2;
TopoDS_Shape aShape;
BRep_Builder aBB; BRep_Builder aBB;
TopTools_MapOfShape aMFence;
TopTools_IndexedMapOfShape aMSI; TopTools_IndexedMapOfShape aMSI;
TopTools_IndexedDataMapOfShapeListOfShape aMFS; TopTools_IndexedDataMapOfShapeListOfShape aMFS;
TopTools_ListOfShape aSFS; TopTools_ListOfShape aSFS;
TopTools_ListIteratorOfListOfShape aItLS; TopTools_ListIteratorOfListOfShape aItLS;
GEOMAlgo_BuilderSolid aSB; GEOMAlgo_BuilderSolid aSB;
// //
//modified by NIZNHY-PKV Fri Jul 12 07:22:58 2013f
//
// 0.
// The compound myShape may contain equal solids
// (itz.brep for e.g.). The block is to refine
// such data if it is necessary. The shape to treat
// will be aShape (not myShape).
//
aShape=myShape;
//
aIt1.Initialize(myShape);
for (aNbS=0; aIt1.More(); aIt1.Next(), ++aNbS) {
const TopoDS_Shape& aS=aIt1.Value();
aMFence.Add(aS);
}
//
aNbR=aMFence.Extent();
if (aNbS!=aNbR) {
TopTools_MapIteratorOfMapOfShape aItMS;
//
GEOMAlgo_Tools3D::MakeContainer(TopAbs_COMPOUND, aShape);
//
aItMS.Initialize(aMFence);
for (; aItMS.More(); aItMS.Next()) {
const TopoDS_Shape& aS=aItMS.Key();
aBB.Add(aShape, aS);
}
}
//modified by NIZNHY-PKV Fri Jul 12 07:23:02 2013t
//
aNbF2=0; aNbF2=0;
// //
// 1. aSFS: Faces // 1. aSFS: Faces
TopExp::MapShapesAndAncestors(myShape, TopAbs_FACE, TopAbs_SOLID, aMFS); TopExp::MapShapesAndAncestors(aShape, TopAbs_FACE, TopAbs_SOLID, aMFS);
// //
aNbF=aMFS.Extent(); aNbF=aMFS.Extent();
for (i=1; i<=aNbF; ++i) { for (i=1; i<=aNbF; ++i) {
@ -159,18 +191,18 @@ void GEOMAlgo_RemoverWebs::BuildSolid()
} }
// //
if (!aNbF2) { // nothing to do here if (!aNbF2) { // nothing to do here
myResult=myShape; myResult=aShape;
return; return;
} }
// //
// 2 Internal shapes: edges, vertices // 2 Internal shapes: edges, vertices
aIt1.Initialize(myShape); aIt1.Initialize(aShape);
for (; aIt1.More(); aIt1.Next()) { for (; aIt1.More(); aIt1.Next()) {
const TopoDS_Shape& aSD=aIt1.Value(); const TopoDS_Shape& aSD=aIt1.Value();
// //
aIt2.Initialize(aSD); aIt2.Initialize(aSD);
for (; aIt2.More(); aIt2.Next()) { for (; aIt2.More(); aIt2.Next()) {
const TopoDS_Shape& aSi=aIt2.Value(); const TopoDS_Shape& aSi=aIt2.Value();
if (aSi.ShapeType()!=TopAbs_SHELL) { if (aSi.ShapeType()!=TopAbs_SHELL) {
aOr=aSi.Orientation(); aOr=aSi.Orientation();
if (aOr==TopAbs_INTERNAL) { if (aOr==TopAbs_INTERNAL) {
@ -182,7 +214,7 @@ void GEOMAlgo_RemoverWebs::BuildSolid()
aNbSI=aMSI.Extent(); aNbSI=aMSI.Extent();
// //
// 3 Solids without internals // 3 Solids without internals
GEOMAlgo_Tools3D::MakeContainer(TopAbs_COMPOUND, myResult); GEOMAlgo_Tools3D::MakeContainer(TopAbs_COMPOUND, myResult);
// //
aSB.SetContext(myContext); aSB.SetContext(myContext);
aSB.SetShapes(aSFS); aSB.SetShapes(aSFS);
@ -194,7 +226,7 @@ void GEOMAlgo_RemoverWebs::BuildSolid()
} }
// //
const TopTools_ListOfShape& aLSR=aSB.Areas(); const TopTools_ListOfShape& aLSR=aSB.Areas();
// //
// 4 Add the internals // 4 Add the internals
if (aNbSI) { if (aNbSI) {
AddInternalShapes(aLSR, aMSI); AddInternalShapes(aLSR, aMSI);
@ -209,13 +241,13 @@ void GEOMAlgo_RemoverWebs::BuildSolid()
//======================================================================= //=======================================================================
//function : AddInternalShapes //function : AddInternalShapes
//purpose : //purpose :
//======================================================================= //=======================================================================
void GEOMAlgo_RemoverWebs::AddInternalShapes(const TopTools_ListOfShape& aLSR, void GEOMAlgo_RemoverWebs::AddInternalShapes(const TopTools_ListOfShape& aLSR,
const TopTools_IndexedMapOfShape& aMSI) const TopTools_IndexedMapOfShape& aMSI)
{ {
Standard_Integer i, aNbSI; Standard_Integer i, aNbSI;
TopAbs_State aState; TopAbs_State aState;
TopoDS_Solid aSd; TopoDS_Solid aSd;
BRep_Builder aBB; BRep_Builder aBB;
TopTools_ListIteratorOfListOfShape aItLS; TopTools_ListIteratorOfListOfShape aItLS;