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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
169 lines
6.0 KiB
C++
169 lines
6.0 KiB
C++
// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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// 25.12.98 pdn: adding empty constructor
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#include <ShapeFix_ShapeTolerance.ixx>
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#include <BRep_Tool.hxx>
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#include <BRep_TVertex.hxx>
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#include <BRep_TEdge.hxx>
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#include <BRep_TFace.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopExp.hxx>
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#include <TopExp_Explorer.hxx>
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//=======================================================================
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//function : Constructor
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//purpose :
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//=======================================================================
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ShapeFix_ShapeTolerance::ShapeFix_ShapeTolerance()
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{
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}
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//=======================================================================
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//function : LimitTolerance
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeFix_ShapeTolerance::LimitTolerance(const TopoDS_Shape& shape,
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const Standard_Real tmin,
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const Standard_Real tmax,
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const TopAbs_ShapeEnum styp) const
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{
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if (shape.IsNull() || tmin < 0) return Standard_False;
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Standard_Boolean iamax = (tmax >= tmin);
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Standard_Real prec;
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Standard_Boolean fait = Standard_False;
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if (styp == TopAbs_VERTEX || styp == TopAbs_EDGE || styp == TopAbs_FACE) {
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for (TopExp_Explorer ex(shape,styp); ex.More(); ex.Next()) {
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TopoDS_Shape sh = ex.Current();
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int newtol = 0;
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if (styp == TopAbs_VERTEX) {
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TopoDS_Vertex V = TopoDS::Vertex (sh);
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prec = BRep_Tool::Tolerance (V);
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if (iamax && prec > tmax) newtol = 1;
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else if (prec < tmin) newtol = -1;
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if (newtol) {
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const Handle(BRep_TVertex)& TV = *((Handle(BRep_TVertex)*)&V.TShape());
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TV->Tolerance( (newtol > 0 ? tmax : tmin) );
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fait = Standard_True;
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}
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} else if (styp == TopAbs_EDGE) {
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TopoDS_Edge E = TopoDS::Edge (sh);
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prec = BRep_Tool::Tolerance (E);
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if (iamax && prec > tmax) newtol = 1;
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else if (prec < tmin) newtol = -1;
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if (newtol) {
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const Handle(BRep_TEdge)& TE = *((Handle(BRep_TEdge)*)&E.TShape());
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TE->Tolerance( (newtol > 0 ? tmax : tmin) );
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fait = Standard_True;
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}
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} else if (styp == TopAbs_FACE) {
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TopoDS_Face F = TopoDS::Face (sh);
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prec = BRep_Tool::Tolerance (F);
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if (iamax && prec > tmax) newtol = 1;
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else if (prec < tmin) newtol = -1;
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if (newtol) {
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const Handle(BRep_TFace)& TF = *((Handle(BRep_TFace)*)&F.TShape());
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TF->Tolerance( (newtol > 0 ? tmax : tmin) );
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fait = Standard_True;
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}
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}
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}
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} else if (styp == TopAbs_WIRE) {
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for (TopExp_Explorer ex(shape,TopAbs_EDGE); ex.More(); ex.Next()) {
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TopoDS_Shape sh = ex.Current();
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TopoDS_Edge E = TopoDS::Edge (sh);
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LimitTolerance (E,tmin,tmax,TopAbs_EDGE);
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TopoDS_Vertex V1,V2;
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TopExp::Vertices (E,V1,V2);
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if (!V1.IsNull()) fait |= LimitTolerance (V1,tmin,tmax,TopAbs_VERTEX);
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if (!V2.IsNull()) fait |= LimitTolerance (V2,tmin,tmax,TopAbs_VERTEX);
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}
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} else {
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fait |= LimitTolerance (shape,tmin,tmax,TopAbs_VERTEX);
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fait |= LimitTolerance (shape,tmin,tmax,TopAbs_EDGE);
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fait |= LimitTolerance (shape,tmin,tmax,TopAbs_FACE);
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}
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return fait;
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}
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//=======================================================================
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//function : SetTolerance
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//purpose :
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//=======================================================================
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void ShapeFix_ShapeTolerance::SetTolerance(const TopoDS_Shape& shape,
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const Standard_Real preci,
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const TopAbs_ShapeEnum styp) const
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{
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// VERTEX ou EDGE ou FACE : ces types seulement
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// WIRE : EDGE + VERTEX
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// Autres : TOUT (donc == WIRE + FACE)
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if (shape.IsNull() || preci <= 0) return;
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if (styp == TopAbs_VERTEX || styp == TopAbs_EDGE || styp == TopAbs_FACE) {
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for (TopExp_Explorer ex(shape,styp); ex.More(); ex.Next()) {
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TopoDS_Shape sh = ex.Current();
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if (styp == TopAbs_VERTEX) {
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TopoDS_Vertex V = TopoDS::Vertex (sh);
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// B.UpdateVertex (V,preci);
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const Handle(BRep_TVertex)& TV = *((Handle(BRep_TVertex)*)&V.TShape());
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TV->Tolerance(preci);
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} else if (styp == TopAbs_EDGE) {
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TopoDS_Edge E = TopoDS::Edge (sh);
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// B.UpdateEdge (E,preci);
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const Handle(BRep_TEdge)& TE = *((Handle(BRep_TEdge)*)&E.TShape());
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TE->Tolerance(preci);
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} else if (styp == TopAbs_FACE) {
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TopoDS_Face F = TopoDS::Face (sh);
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// B.UpdateFace (F,preci);
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const Handle(BRep_TFace)& TF = *((Handle(BRep_TFace)*)&F.TShape());
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TF->Tolerance(preci);
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}
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}
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}
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else if (styp == TopAbs_WIRE) {
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for (TopExp_Explorer ex(shape,TopAbs_EDGE); ex.More(); ex.Next()) {
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TopoDS_Shape sh = ex.Current();
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TopoDS_Edge E = TopoDS::Edge (sh);
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// B.UpdateEdge (E,preci);
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const Handle(BRep_TEdge)& TE = *((Handle(BRep_TEdge)*)&E.TShape());
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TE->Tolerance(preci);
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TopoDS_Vertex V1,V2;
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TopExp::Vertices (E,V1,V2);
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if (!V1.IsNull()) {
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// B.UpdateVertex (V1,preci);
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const Handle(BRep_TVertex)& TV= *((Handle(BRep_TVertex)*)&V1.TShape());
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TV->Tolerance(preci);
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}
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if (!V2.IsNull()) {
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// B.UpdateVertex (V2,preci);
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const Handle(BRep_TVertex)& TV= *((Handle(BRep_TVertex)*)&V2.TShape());
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TV->Tolerance(preci);
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}
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}
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}
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else {
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SetTolerance (shape,preci,TopAbs_VERTEX);
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SetTolerance (shape,preci,TopAbs_EDGE);
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SetTolerance (shape,preci,TopAbs_FACE);
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}
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}
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