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occt/src/ShapeBuild/ShapeBuild_ReShape.cxx
bugmaster b311480ed5 0023024: Update headers of OCCT files
Added appropriate copyright and license information in source files
2012-03-21 19:43:04 +04:00

157 lines
5.5 KiB
C++
Executable File

// Copyright (c) 1999-2012 OPEN CASCADE SAS
//
// The content of this file is subject to the Open CASCADE Technology Public
// License Version 6.5 (the "License"). You may not use the content of this file
// except in compliance with the License. Please obtain a copy of the License
// at http://www.opencascade.org and read it completely before using this file.
//
// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
//
// The Original Code and all software distributed under the License is
// distributed on an "AS IS" basis, without warranty of any kind, and the
// Initial Developer hereby disclaims all such warranties, including without
// limitation, any warranties of merchantability, fitness for a particular
// purpose or non-infringement. Please see the License for the specific terms
// and conditions governing the rights and limitations under the License.
// abv 28.04.99 S4137: ading method Apply for work on all types of shapes
#include <ShapeBuild_ReShape.ixx>
#include <TopoDS_Shell.hxx>
#include <TopoDS_Solid.hxx>
#include <TopoDS_Compound.hxx>
#include <TopoDS_Iterator.hxx>
#include <TopExp_Explorer.hxx>
#include <BRep_Builder.hxx>
#include <ShapeExtend.hxx>
#include <ShapeBuild_Edge.hxx>
#include <TopoDS.hxx>
//=======================================================================
//function : ShapeBuild_ReShape
//purpose :
//=======================================================================
ShapeBuild_ReShape::ShapeBuild_ReShape()
{
}
//=======================================================================
//function : Apply
//purpose :
//=======================================================================
TopoDS_Shape ShapeBuild_ReShape::Apply (const TopoDS_Shape& shape,
const TopAbs_ShapeEnum until,
const Standard_Integer buildmode)
{
return BRepTools_ReShape::Apply (shape,until,buildmode);
}
//=======================================================================
//function : Apply
//purpose :
//=======================================================================
TopoDS_Shape ShapeBuild_ReShape::Apply (const TopoDS_Shape& shape,
const TopAbs_ShapeEnum until)
{
myStatus = ShapeExtend::EncodeStatus ( ShapeExtend_OK );
if ( shape.IsNull() ) return shape;
// apply direct replacement
TopoDS_Shape newsh = Value ( shape );
// if shape removed, return NULL
if ( newsh.IsNull() ) {
myStatus = ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 );
return newsh;
}
// if shape replaced, apply modifications to the result recursively
Standard_Boolean aConsLoc = ModeConsiderLocation();
if ( (aConsLoc && ! newsh.IsPartner (shape)) ||
(!aConsLoc &&! newsh.IsSame ( shape )) ) {
TopoDS_Shape res = Apply ( newsh, until );
myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 );
return res;
}
TopAbs_ShapeEnum st = shape.ShapeType();
if ( st >= until ) return newsh; // critere d arret
if(st == TopAbs_VERTEX || st == TopAbs_SHAPE)
return shape;
// define allowed types of components
BRep_Builder B;
TopoDS_Shape result = shape.EmptyCopied();
TopAbs_Orientation orient = shape.Orientation(); //JR/Hp: or -> orient
result.Orientation(TopAbs_FORWARD); // protect against INTERNAL or EXTERNAL shapes
Standard_Boolean modif = Standard_False;
Standard_Integer locStatus = myStatus;
// apply recorded modifications to subshapes
for ( TopoDS_Iterator it(shape,Standard_False); it.More(); it.Next() ) {
TopoDS_Shape sh = it.Value();
newsh = Apply ( sh, until );
if ( newsh != sh ) {
if ( ShapeExtend::DecodeStatus ( myStatus, ShapeExtend_DONE4 ) )
locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 );
modif = 1;
}
if ( newsh.IsNull() ) {
locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 );
continue;
}
locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 );
if ( st == TopAbs_COMPOUND || newsh.ShapeType() == sh.ShapeType()) { //fix for SAMTECH bug OCC322 about abcense internal vertices after sewing.
B.Add ( result, newsh );
continue;
}
Standard_Integer nitems = 0;
for ( TopoDS_Iterator subit(newsh); subit.More(); subit.Next(), nitems++ ) {
TopoDS_Shape subsh = subit.Value();
if ( subsh.ShapeType() == sh.ShapeType() ) B.Add ( result, subsh );
else locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
}
if ( ! nitems ) locStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 );
}
if ( ! modif ) return shape;
// restore Range on edge broken by EmptyCopied()
if ( st == TopAbs_EDGE ) {
ShapeBuild_Edge sbe;
sbe.CopyRanges ( TopoDS::Edge ( result ), TopoDS::Edge ( shape ));
}
result.Orientation(orient);
myStatus = locStatus;
Replace ( shape, result );
return result;
}
//=======================================================================
//function : Status
//purpose :
//=======================================================================
Standard_Integer ShapeBuild_ReShape::Status(const TopoDS_Shape& ashape,
TopoDS_Shape& newsh,
const Standard_Boolean last)
{
return BRepTools_ReShape::Status(ashape,newsh,last);
}
//=======================================================================
//function : Status
//purpose :
//=======================================================================
Standard_Boolean ShapeBuild_ReShape::Status (const ShapeExtend_Status status) const
{
return ShapeExtend::DecodeStatus ( myStatus, status );
}