| 7fd59977 |
1 | // File: BRep_TEdge.cxx |
| 2 | // Created: Tue Aug 25 15:37:58 1992 |
| 3 | // Author: Modelistation |
| 4 | // <model@phylox> |
| 5 | |
| 6 | |
| 7 | #include <BRep_TEdge.ixx> |
| 8 | #include <TopAbs.hxx> |
| 9 | #include <BRep_CurveRepresentation.hxx> |
| 10 | #include <BRep_ListOfCurveRepresentation.hxx> |
| 11 | #include <BRep_ListIteratorOfListOfCurveRepresentation.hxx> |
| 12 | #include <BRep_GCurve.hxx> |
| 13 | #include <BRep_CurveOn2Surfaces.hxx> |
| 14 | |
| 15 | static const Standard_Integer ParameterMask = 1; |
| 16 | static const Standard_Integer RangeMask = 2; |
| 17 | static const Standard_Integer DegeneratedMask = 4; |
| 18 | |
| 19 | //======================================================================= |
| 20 | //function : BRep_TEdge |
| 21 | //purpose : |
| 22 | //======================================================================= |
| 23 | |
| 24 | BRep_TEdge::BRep_TEdge() : |
| 25 | TopoDS_TEdge(), |
| 26 | myTolerance(RealEpsilon()), |
| 27 | myFlags(0) |
| 28 | { |
| 29 | SameParameter(Standard_True); |
| 30 | SameRange(Standard_True); |
| 31 | } |
| 32 | |
| 33 | //======================================================================= |
| 34 | //function : SameParameter |
| 35 | //purpose : |
| 36 | //======================================================================= |
| 37 | |
| 38 | Standard_Boolean BRep_TEdge::SameParameter()const |
| 39 | { |
| 40 | return myFlags & ParameterMask; |
| 41 | } |
| 42 | |
| 43 | |
| 44 | //======================================================================= |
| 45 | //function : SameParameter |
| 46 | //purpose : |
| 47 | //======================================================================= |
| 48 | |
| 49 | void BRep_TEdge::SameParameter(const Standard_Boolean S) |
| 50 | { |
| 51 | if (S) myFlags |= ParameterMask; |
| 52 | else myFlags &= ~ParameterMask; |
| 53 | } |
| 54 | |
| 55 | |
| 56 | //======================================================================= |
| 57 | //function : SameRange |
| 58 | //purpose : |
| 59 | //======================================================================= |
| 60 | |
| 61 | Standard_Boolean BRep_TEdge::SameRange()const |
| 62 | { |
| 63 | return myFlags & RangeMask; |
| 64 | } |
| 65 | |
| 66 | |
| 67 | //======================================================================= |
| 68 | //function : SameRange |
| 69 | //purpose : |
| 70 | //======================================================================= |
| 71 | |
| 72 | void BRep_TEdge::SameRange(const Standard_Boolean S) |
| 73 | { |
| 74 | if (S) myFlags |= RangeMask; |
| 75 | else myFlags &= ~RangeMask; |
| 76 | } |
| 77 | |
| 78 | |
| 79 | //======================================================================= |
| 80 | //function : Degenerated |
| 81 | //purpose : |
| 82 | //======================================================================= |
| 83 | |
| 84 | Standard_Boolean BRep_TEdge::Degenerated()const |
| 85 | { |
| 86 | return myFlags & DegeneratedMask; |
| 87 | } |
| 88 | |
| 89 | |
| 90 | //======================================================================= |
| 91 | //function : Degenerated |
| 92 | //purpose : |
| 93 | //======================================================================= |
| 94 | |
| 95 | void BRep_TEdge::Degenerated(const Standard_Boolean S) |
| 96 | { |
| 97 | if (S) myFlags |= DegeneratedMask; |
| 98 | else myFlags &= ~DegeneratedMask; |
| 99 | } |
| 100 | |
| 101 | //======================================================================= |
| 102 | //function : EmptyCopy |
| 103 | //purpose : |
| 104 | //======================================================================= |
| 105 | |
| 106 | Handle(TopoDS_TShape) BRep_TEdge::EmptyCopy() const |
| 107 | { |
| 108 | Handle(BRep_TEdge) TE = |
| 109 | new BRep_TEdge(); |
| 110 | TE->Tolerance(myTolerance); |
| 111 | // copy the curves representations |
| 112 | BRep_ListOfCurveRepresentation& l = TE->ChangeCurves(); |
| 113 | BRep_ListIteratorOfListOfCurveRepresentation itr(myCurves); |
| 114 | |
| 115 | while (itr.More()) { |
| 116 | // on ne recopie PAS les polygones |
| 117 | if ( itr.Value()->IsKind(STANDARD_TYPE(BRep_GCurve)) || |
| 118 | itr.Value()->IsKind(STANDARD_TYPE(BRep_CurveOn2Surfaces)) ) { |
| 119 | l.Append(itr.Value()->Copy()); |
| 120 | } |
| 121 | itr.Next(); |
| 122 | } |
| 123 | |
| 124 | TE->Degenerated(Degenerated()); |
| 125 | TE->SameParameter(SameParameter()); |
| 126 | TE->SameRange(SameRange()); |
| 127 | |
| 128 | return TE; |
| 129 | } |
| 130 | |
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