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b47b075ac5
GeomConvert_CurveToAnaCurve, GeomConvert_SurfToAnaSurf - geometrical algorithms for converting geometrical curve and surfaces in canonical geometry with given tolerance. ShapeAnalysis_CanonicalRecognition - interface for checking canonical geometry.
69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
// Copyright (c) 1995-1999 Matra Datavision
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// Copyright (c) 1999-2022 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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#include <ShapeAnalysis_FuncConeLSDist.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Vec.hxx>
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#include <gp_Ax3.hxx>
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#include <math_Vector.hxx>
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#include <ElSLib.hxx>
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//=======================================================================
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//function : ShapeAnalysis_FuncConeLSDist
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//purpose :
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//=======================================================================
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ShapeAnalysis_FuncConeLSDist::ShapeAnalysis_FuncConeLSDist(
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const Handle(TColgp_HArray1OfXYZ)& thePoints,
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const gp_Dir& theDir):
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myPoints(thePoints), myDir(theDir)
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{
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}
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//=======================================================================
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//function : NbVariables
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//purpose :
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//=======================================================================
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Standard_Integer ShapeAnalysis_FuncConeLSDist::NbVariables () const
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{
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return 5;
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}
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//=======================================================================
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//function : Value
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeAnalysis_FuncConeLSDist::Value(const math_Vector& X, Standard_Real& F)
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{
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gp_Pnt aLoc(X(1), X(2), X(3));
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Standard_Real aSemiAngle = X(4), anR = X(5);
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gp_Ax3 aPos(aLoc, myDir);
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F = 0.;
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Standard_Integer i;
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for (i = myPoints->Lower(); i <= myPoints->Upper(); ++i)
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{
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Standard_Real u, v;
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gp_Pnt aPi(myPoints->Value(i));
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ElSLib::ConeParameters(aPos, anR, aSemiAngle, aPi, u, v);
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gp_Pnt aPp;
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ElSLib::ConeD0(u, v, aPos, anR, aSemiAngle, aPp);
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F += aPi.SquareDistance(aPp);
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}
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return Standard_True;
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}
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