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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
115 lines
4.4 KiB
C++
115 lines
4.4 KiB
C++
// Created on: 1993-10-06
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// Created by: Bruno DUMORTIER
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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 _GeomFill_BezierCurves_HeaderFile
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#define _GeomFill_BezierCurves_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 <GeomFill_FillingStyle.hxx>
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class Geom_BezierSurface;
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class Standard_ConstructionError;
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class Geom_BezierCurve;
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//! This class provides an algorithm for constructing a Bezier surface filled from
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//! contiguous Bezier curves which form its boundaries.
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//! The algorithm accepts two, three or four Bezier curves
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//! as the boundaries of the target surface.
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//! A range of filling styles - more or less rounded, more or less flat - is available.
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//! A BezierCurves object provides a framework for:
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//! - defining the boundaries, and the filling style of the surface
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//! - implementing the construction algorithm
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//! - consulting the result.
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//! Warning
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//! Some problems may show up with rational curves.
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class GeomFill_BezierCurves
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Constructs an empty framework for building a Bezier
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//! surface from contiguous Bezier curves.
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//! You use the Init function to define the boundaries of the surface.
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Standard_EXPORT GeomFill_BezierCurves();
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//! Constructs a framework for building a Bezier surface
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//! from the four contiguous Bezier curves, C1, C2, C3 and C4
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//! Raises Standard_ConstructionError if the curves are not contiguous.
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Standard_EXPORT GeomFill_BezierCurves(const Handle(Geom_BezierCurve)& C1, const Handle(Geom_BezierCurve)& C2, const Handle(Geom_BezierCurve)& C3, const Handle(Geom_BezierCurve)& C4, const GeomFill_FillingStyle Type);
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//! Constructs a framework for building a Bezier surface
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//! from the three contiguous Bezier curves, C1, C2 and C3
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//! Raises Standard_ConstructionError if the curves are not contiguous.
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Standard_EXPORT GeomFill_BezierCurves(const Handle(Geom_BezierCurve)& C1, const Handle(Geom_BezierCurve)& C2, const Handle(Geom_BezierCurve)& C3, const GeomFill_FillingStyle Type);
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//! Constructs a framework for building a Bezier surface
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//! from the two contiguous Bezier curves, C1 and C2
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//! Raises Standard_ConstructionError if the curves are not contiguous.
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Standard_EXPORT GeomFill_BezierCurves(const Handle(Geom_BezierCurve)& C1, const Handle(Geom_BezierCurve)& C2, const GeomFill_FillingStyle Type);
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//! if the curves cannot be joined
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Standard_EXPORT void Init (const Handle(Geom_BezierCurve)& C1, const Handle(Geom_BezierCurve)& C2, const Handle(Geom_BezierCurve)& C3, const Handle(Geom_BezierCurve)& C4, const GeomFill_FillingStyle Type);
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//! if the curves cannot be joined
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Standard_EXPORT void Init (const Handle(Geom_BezierCurve)& C1, const Handle(Geom_BezierCurve)& C2, const Handle(Geom_BezierCurve)& C3, const GeomFill_FillingStyle Type);
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//! Initializes or reinitializes this algorithm with two, three,
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//! or four curves - C1, C2, C3, and C4 - and Type, one
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//! of the following filling styles:
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//! - GeomFill_Stretch - the style with the flattest patch
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//! - GeomFill_Coons - a rounded style of patch with
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//! less depth than that of Curved
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//! - GeomFill_Curved - the style with the most rounded patch.
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//! Exceptions
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//! Standard_ConstructionError if the curves are not contiguous.
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Standard_EXPORT void Init (const Handle(Geom_BezierCurve)& C1, const Handle(Geom_BezierCurve)& C2, const GeomFill_FillingStyle Type);
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//! Returns the Bezier surface resulting from the
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//! computation performed by this algorithm.
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const Handle(Geom_BezierSurface)& Surface() const;
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protected:
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private:
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Handle(Geom_BezierSurface) mySurface;
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};
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#include <GeomFill_BezierCurves.lxx>
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#endif // _GeomFill_BezierCurves_HeaderFile
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