-// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
-// version 2.1 of the License.
+// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
BRepOffsetAPI_NormalProjection OrtProj (aFaceShape);
OrtProj.Add(anOriginal);
- //Standard_Real tol = 1.e-4;
- //Standard_Real tol2d = Pow(tol, 2./3);
- //GeomAbs_Shape Continuity = GeomAbs_C2;
- //Standard_Integer MaxDeg = 14;
- //Standard_Integer MaxSeg = 16;
- //OrtProj.SetParams(tol, tol2d, Continuity, MaxDeg, MaxSeg);
+ // Compute maximal tolerance of projection.
+ TopExp_Explorer anExp(anOriginal,TopAbs_VERTEX);
+ Standard_Real aMaxTol = Precision::Confusion();
+
+ for(; anExp.More(); anExp.Next()) {
+ const TopoDS_Vertex aVtx = TopoDS::Vertex(anExp.Current());
+ const Standard_Real aCurTol = BRep_Tool::Tolerance(aVtx);
+
+ if (aMaxTol < aCurTol) {
+ aMaxTol = aCurTol;
+ }
+ }
+
+ Standard_Real tol2d = Pow(aMaxTol, 2./3);
+ GeomAbs_Shape Continuity = GeomAbs_C2;
+ Standard_Integer MaxDeg = 14;
+ Standard_Integer MaxSeg = 16;
+
+ OrtProj.SetParams(aMaxTol, tol2d, Continuity, MaxDeg, MaxSeg);
+
try {
OrtProj.Build();
} catch (Standard_Failure) {
// Store the valid solution.
hasValidSolution = Standard_True;
+
+ // Normalize parameter.
+ TopoDS_Edge aSupportEdge = TopoDS::Edge(aSupportShape);
+ Standard_Real aF, aL;
+
+ BRep_Tool::Range(aSupportEdge, aF, aL);
+
+ if (Abs(aL - aF) <= aTolConf) {
+ Standard_ConstructionError::Raise
+ ("Projection aborted : degenerated projection edge");
+ }
+
+ aParam = (aParam - aF)/(aL - aF);
aProj.SetU(aParam);
// Compute edge index.
- TopTools_IndexedMapOfShape anIndices;
- TopExp::MapShapes(aShape, anIndices);
- const int anIndex = anIndices.FindIndex(aSupportShape);
+ TopExp_Explorer anExp(aShape, TopAbs_EDGE);
+ int anIndex = 0;
+
+ for (; anExp.More(); anExp.Next(), anIndex++) {
+ if (aSupportShape.IsSame(anExp.Current())) {
+ aProj.SetIndex(anIndex);
+ break;
+ }
+ }
- aProj.SetIndex(anIndex);
+ if (!anExp.More()) {
+ Standard_ConstructionError::Raise
+ ("Projection aborted : Can't define edge index");
+ }
// Construct a projection vertex.
const gp_Pnt &aPntProj = aDistShSh.PointOnShape2(i);
if (Label().IsNull()) return 0;
Handle(GEOM_Function) function = GEOM_Function::GetFunction(Label());
- GEOMImpl_IMirror aCI( function );
Standard_Integer aType = function->GetType();
theOperationName = "PROJECTION";
switch ( aType ) {
case PROJECTION_COPY:
- AddParam( theParams, "Source object", aCI.GetOriginal() );
- AddParam( theParams, "Target face", aCI.GetPlane() );
- break;
+ {
+ GEOMImpl_IMirror aCI( function );
+
+ AddParam( theParams, "Source object", aCI.GetOriginal() );
+ AddParam( theParams, "Target face", aCI.GetPlane() );
+ break;
+ }
+ case PROJECTION_ON_WIRE:
+ {
+ GEOMImpl_IProjection aProj (function);
+
+ AddParam(theParams, "Point", aProj.GetPoint());
+ AddParam(theParams, "Shape", aProj.GetShape());
+
+ break;
+ }
default:
return false;
}