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// File: TopOpeBRepDS_FilterCurveInterferences.cxx
// Created: Tue Apr 22 09:54:02 1997
// Author: Prestataire Mary FABIEN
// <fbi@langdox.paris1.matra-dtv.fr>
#include <TopOpeBRepDS_Filter.ixx>
#include <TopOpeBRepDS_Interference.hxx>
#include <TopOpeBRepDS_ListOfInterference.hxx>
#include <TopOpeBRepDS_ListIteratorOfListOfInterference.hxx>
#include <TopOpeBRepDS_ProcessInterferencesTool.hxx>
#ifdef DEB
Standard_IMPORT Standard_Boolean TopOpeBRepDS_GettracePI();
Standard_IMPORT Standard_Boolean TopOpeBRepDS_GettracePCI();
static Standard_Boolean TRCC() {
Standard_Boolean b2 = TopOpeBRepDS_GettracePI();
Standard_Boolean b3 = TopOpeBRepDS_GettracePCI();
return (b2 || b3);
}
#endif
//=======================================================================
//function : ProcessCurveInterferences
//purpose :
//=======================================================================
void TopOpeBRepDS_Filter::ProcessCurveInterferences
(const Standard_Integer CIX)
{
TopOpeBRepDS_DataStructure& BDS = myHDS->ChangeDS();
TopOpeBRepDS_ListOfInterference& LI = BDS.ChangeCurveInterferences(CIX);
TopOpeBRepDS_ListIteratorOfListOfInterference it1(LI);
// process interferences of LI with VERTEX geometry
while( it1.More() ) {
const Handle(TopOpeBRepDS_Interference)& I1 = it1.Value();
Standard_Integer G1 = I1->Geometry();
TopOpeBRepDS_Kind GT1 = I1->GeometryType();
TopAbs_Orientation O1 = I1->Transition().Orientation(TopAbs_IN);
if ( GT1 == TopOpeBRepDS_VERTEX ) {
TopOpeBRepDS_ListIteratorOfListOfInterference it2(it1);
it2.Next();
while ( it2.More() ) {
const Handle(TopOpeBRepDS_Interference)& I2 = it2.Value();
Standard_Integer G2 = I2->Geometry();
TopOpeBRepDS_Kind GT2 = I2->GeometryType();
TopAbs_Orientation O2 = I2->Transition().Orientation(TopAbs_IN);
// Standard_Boolean remove = (GT2 == GT1) && (G2 == G1);
// xpu140898 : USA60111 : CPI(FORWARD,v10,C1) + CPIREV(REVERSED,v10,C1)
// do NOT delete CPIREV!!
Standard_Boolean remove = (GT2 == GT1) && (G2 == G1) && (O1 == O2);
if ( remove ) {
#ifdef DEB
if ( TRCC() ){
cout<<"remove ";I2->Dump(cout);cout<<" from C "<<CIX<<endl;
}
#endif
LI.Remove(it2);
}
else it2.Next();
}
}
it1.Next();
}
}
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