Warning, /include/opencascade/IntImpParGen_ImpParTool.gxx is written in an unsupported language. File is not indexed.
0001 // Copyright (c) 1995-1999 Matra Datavision
0002 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0003 //
0004 // This file is part of Open CASCADE Technology software library.
0005 //
0006 // This library is free software; you can redistribute it and/or modify it under
0007 // the terms of the GNU Lesser General Public License version 2.1 as published
0008 // by the Free Software Foundation, with special exception defined in the file
0009 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0010 // distribution for complete text of the license and disclaimer of any warranty.
0011 //
0012 // Alternatively, this file may be used under the terms of Open CASCADE
0013 // commercial license or contractual agreement.
0014
0015 #include <gp_Vec2d.hxx>
0016
0017
0018
0019 IntImpParGen_ImpParTool::IntImpParGen_ImpParTool(const ImpTool& ITool,
0020 const ParCurve& PC):
0021 TheImpTool(ITool)
0022 {
0023 TheParCurve = (Standard_Address)(&PC);
0024 }
0025
0026
0027 Standard_Boolean IntImpParGen_ImpParTool::Value(const Standard_Real Param,
0028 Standard_Real& ApproxDistance) {
0029
0030 ApproxDistance = TheImpTool.Distance(ParTool::Value((*((ParCurve *)(TheParCurve))),Param));
0031 return(Standard_True);
0032 }
0033
0034 Standard_Boolean IntImpParGen_ImpParTool::Derivative(const Standard_Real Param,
0035 Standard_Real& D_ApproxDistance_DV) {
0036
0037 gp_Pnt2d Pt;
0038 gp_Vec2d TanParCurve;
0039 gp_Vec2d Grad=TheImpTool.GradDistance(ParTool::Value((*((ParCurve *)(TheParCurve))),Param));
0040 ParTool::D1((*((ParCurve *)(TheParCurve))),Param,Pt,TanParCurve);
0041 D_ApproxDistance_DV = Grad.Dot(TanParCurve);
0042 return(Standard_True);
0043 }
0044
0045
0046 Standard_Boolean IntImpParGen_ImpParTool::Values(const Standard_Real Param,
0047 Standard_Real& ApproxDistance,
0048 Standard_Real& Deriv) {
0049
0050 this->Value(Param,ApproxDistance);
0051 this->Derivative(Param,Deriv);
0052 return(Standard_True);
0053 }
0054
0055
0056
