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42cf5bc1ca
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl": - WOK-generated header files from inc and sources from drv are moved to src - CDL files removed - All packages are converted to nocdlpack
119 lines
3.8 KiB
C++
119 lines
3.8 KiB
C++
// Created on: 1993-12-02
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// Created by: Jacques GOUSSARD
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// Copyright (c) 1993-1999 Matra Datavision
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// 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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#ifndef _Blend_FuncInv_HeaderFile
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#define _Blend_FuncInv_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <math_FunctionSetWithDerivatives.hxx>
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#include <Standard_Integer.hxx>
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#include <Standard_Boolean.hxx>
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#include <math_Vector.hxx>
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#include <Standard_Real.hxx>
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class math_Matrix;
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class Adaptor2d_HCurve2d;
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//! Deferred class for a function used to compute a blending
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//! surface between two surfaces, using a guide line.
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//! This function is used to find a solution on a restriction
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//! of one of the surface.
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//! The vector <X> used in Value, Values and Derivatives methods
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//! has to be the vector of the parametric coordinates t,w,U,V
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//! where t is the parameter on the curve on surface,
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//! w is the parameter on the guide line,
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//! U,V are the parametric coordinates of a point on the
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//! partner surface.
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class Blend_FuncInv : public math_FunctionSetWithDerivatives
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Returns 4.
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Standard_EXPORT Standard_Integer NbVariables() const;
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//! returns the number of equations of the function.
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Standard_EXPORT virtual Standard_Integer NbEquations() const = 0;
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//! computes the values <F> of the Functions for the
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//! variable <X>.
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//! Returns True if the computation was done successfully,
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//! False otherwise.
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Standard_EXPORT virtual Standard_Boolean Value (const math_Vector& X, math_Vector& F) = 0;
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//! returns the values <D> of the derivatives for the
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//! variable <X>.
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//! Returns True if the computation was done successfully,
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//! False otherwise.
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Standard_EXPORT virtual Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D) = 0;
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//! returns the values <F> of the functions and the derivatives
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//! <D> for the variable <X>.
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//! Returns True if the computation was done successfully,
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//! False otherwise.
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Standard_EXPORT virtual Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D) = 0;
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//! Sets the CurveOnSurface on which a solution has
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//! to be found. If <OnFirst> is set to Standard_True,
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//! the curve will be on the first surface, otherwise the
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//! curve is on the second one.
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Standard_EXPORT virtual void Set (const Standard_Boolean OnFirst, const Handle(Adaptor2d_HCurve2d)& COnSurf) = 0;
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//! Returns in the vector Tolerance the parametric tolerance
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//! for each of the 4 variables;
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//! Tol is the tolerance used in 3d space.
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Standard_EXPORT virtual void GetTolerance (math_Vector& Tolerance, const Standard_Real Tol) const = 0;
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//! Returns in the vector InfBound the lowest values allowed
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//! for each of the 4 variables.
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//! Returns in the vector SupBound the greatest values allowed
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//! for each of the 4 variables.
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Standard_EXPORT virtual void GetBounds (math_Vector& InfBound, math_Vector& SupBound) const = 0;
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//! Returns Standard_True if Sol is a zero of the function.
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//! Tol is the tolerance used in 3d space.
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Standard_EXPORT virtual Standard_Boolean IsSolution (const math_Vector& Sol, const Standard_Real Tol) = 0;
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protected:
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private:
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};
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#endif // _Blend_FuncInv_HeaderFile
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