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140 lines
4.6 KiB
C++
Executable File
140 lines
4.6 KiB
C++
Executable File
// abv 28.04.99 S4137: ading method Apply for work on all types of shapes
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#include <ShapeBuild_ReShape.ixx>
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#include <TopoDS_Shell.hxx>
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#include <TopoDS_Solid.hxx>
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#include <TopoDS_Compound.hxx>
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#include <TopoDS_Iterator.hxx>
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#include <TopExp_Explorer.hxx>
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#include <BRep_Builder.hxx>
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#include <ShapeExtend.hxx>
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#include <ShapeBuild_Edge.hxx>
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#include <TopoDS.hxx>
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//=======================================================================
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//function : ShapeBuild_ReShape
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//purpose :
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//=======================================================================
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ShapeBuild_ReShape::ShapeBuild_ReShape()
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{
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}
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//=======================================================================
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//function : Apply
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//purpose :
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//=======================================================================
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TopoDS_Shape ShapeBuild_ReShape::Apply (const TopoDS_Shape& shape,
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const TopAbs_ShapeEnum until,
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const Standard_Integer buildmode)
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{
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return BRepTools_ReShape::Apply (shape,until,buildmode);
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}
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//=======================================================================
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//function : Apply
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//purpose :
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//=======================================================================
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TopoDS_Shape ShapeBuild_ReShape::Apply (const TopoDS_Shape& shape,
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const TopAbs_ShapeEnum until)
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{
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myStatus = ShapeExtend::EncodeStatus ( ShapeExtend_OK );
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if ( shape.IsNull() ) return shape;
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// apply direct replacement
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TopoDS_Shape newsh = Value ( shape );
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// if shape removed, return NULL
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if ( newsh.IsNull() ) {
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myStatus = ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
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return newsh;
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}
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// if shape replaced, apply modifications to the result recursively
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Standard_Boolean aConsLoc = ModeConsiderLocation();
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if ( (aConsLoc && ! newsh.IsPartner (shape)) ||
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(!aConsLoc &&! newsh.IsSame ( shape )) ) {
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TopoDS_Shape res = Apply ( newsh, until );
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myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
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return res;
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}
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TopAbs_ShapeEnum st = shape.ShapeType();
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if ( st >= until ) return newsh; // critere d arret
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if(st == TopAbs_VERTEX || st == TopAbs_SHAPE)
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return shape;
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// define allowed types of components
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BRep_Builder B;
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TopoDS_Shape result = shape.EmptyCopied();
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TopAbs_Orientation orient = shape.Orientation(); //JR/Hp: or -> orient
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result.Orientation(TopAbs_FORWARD); // protect against INTERNAL or EXTERNAL shapes
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Standard_Boolean modif = Standard_False;
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Standard_Integer locStatus = myStatus;
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// apply recorded modifications to subshapes
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for ( TopoDS_Iterator it(shape,Standard_False); it.More(); it.Next() ) {
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TopoDS_Shape sh = it.Value();
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newsh = Apply ( sh, until );
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if ( newsh != sh ) {
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if ( ShapeExtend::DecodeStatus ( myStatus, ShapeExtend_DONE4 ) )
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locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 );
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modif = 1;
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}
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if ( newsh.IsNull() ) {
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locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 );
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continue;
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}
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locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 );
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if ( st == TopAbs_COMPOUND || newsh.ShapeType() == sh.ShapeType()) { //fix for SAMTECH bug OCC322 about abcense internal vertices after sewing.
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B.Add ( result, newsh );
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continue;
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}
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Standard_Integer nitems = 0;
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for ( TopoDS_Iterator subit(newsh); subit.More(); subit.Next(), nitems++ ) {
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TopoDS_Shape subsh = subit.Value();
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if ( subsh.ShapeType() == sh.ShapeType() ) B.Add ( result, subsh );
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else locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
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}
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if ( ! nitems ) locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
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}
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if ( ! modif ) return shape;
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// restore Range on edge broken by EmptyCopied()
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if ( st == TopAbs_EDGE ) {
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ShapeBuild_Edge sbe;
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sbe.CopyRanges ( TopoDS::Edge ( result ), TopoDS::Edge ( shape ));
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}
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result.Orientation(orient);
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myStatus = locStatus;
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Replace ( shape, result );
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return result;
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}
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//=======================================================================
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//function : Status
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//purpose :
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//=======================================================================
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Standard_Integer ShapeBuild_ReShape::Status(const TopoDS_Shape& ashape,
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TopoDS_Shape& newsh,
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const Standard_Boolean last)
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{
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return BRepTools_ReShape::Status(ashape,newsh,last);
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}
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//=======================================================================
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//function : Status
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeBuild_ReShape::Status (const ShapeExtend_Status status) const
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{
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return ShapeExtend::DecodeStatus ( myStatus, status );
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}
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