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https://git.dev.opencascade.org/repos/occt.git
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d660a72aca
1. Implemented evaluators for 2D and 3D offset curves 2. Removed obsolete namespace CSLib_Offset Update of UDLIST (adding no-cdl-pack Geom2dEvaluator) Update TKG2d/CMakeLists.txt after rebase Correction compilation in debug mode
284 lines
11 KiB
C++
284 lines
11 KiB
C++
// Created on: 1993-05-14
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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 _GeomAdaptor_Surface_HeaderFile
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#define _GeomAdaptor_Surface_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 <GeomAbs_SurfaceType.hxx>
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#include <Standard_Real.hxx>
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#include <BSplSLib_Cache.hxx>
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#include <Adaptor3d_Surface.hxx>
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#include <GeomAbs_Shape.hxx>
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#include <Standard_Integer.hxx>
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#include <TColStd_Array1OfReal.hxx>
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#include <Standard_Boolean.hxx>
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#include <GeomEvaluator_Surface.hxx>
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class Geom_Surface;
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class Standard_NoSuchObject;
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class Standard_OutOfRange;
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class Standard_ConstructionError;
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class Standard_DomainError;
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class Adaptor3d_HSurface;
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class gp_Pnt;
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class gp_Vec;
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class gp_Pln;
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class gp_Cylinder;
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class gp_Cone;
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class gp_Sphere;
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class gp_Torus;
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class Geom_BezierSurface;
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class Geom_BSplineSurface;
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class gp_Ax1;
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class gp_Dir;
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class Adaptor3d_HCurve;
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//! An interface between the services provided by any
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//! surface from the package Geom and those required
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//! of the surface by algorithms which use it.
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//! Creation of the loaded surface the surface is C1 by piece
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class GeomAdaptor_Surface : public Adaptor3d_Surface
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{
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public:
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DEFINE_STANDARD_ALLOC
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GeomAdaptor_Surface();
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GeomAdaptor_Surface(const Handle(Geom_Surface)& S);
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//! ConstructionError is raised if UFirst>ULast or VFirst>VLast
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GeomAdaptor_Surface(const Handle(Geom_Surface)& S, const Standard_Real UFirst, const Standard_Real ULast, const Standard_Real VFirst, const Standard_Real VLast, const Standard_Real TolU = 0.0, const Standard_Real TolV = 0.0);
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void Load (const Handle(Geom_Surface)& S);
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//! ConstructionError is raised if UFirst>ULast or VFirst>VLast
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void Load (const Handle(Geom_Surface)& S, const Standard_Real UFirst, const Standard_Real ULast, const Standard_Real VFirst, const Standard_Real VLast, const Standard_Real TolU = 0.0, const Standard_Real TolV = 0.0);
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const Handle(Geom_Surface)& Surface() const;
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Standard_Real FirstUParameter() const Standard_OVERRIDE;
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Standard_Real LastUParameter() const Standard_OVERRIDE;
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Standard_Real FirstVParameter() const Standard_OVERRIDE;
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Standard_Real LastVParameter() const Standard_OVERRIDE;
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Standard_EXPORT GeomAbs_Shape UContinuity() const Standard_OVERRIDE;
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Standard_EXPORT GeomAbs_Shape VContinuity() const Standard_OVERRIDE;
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//! Returns the number of U intervals for continuity
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//! <S>. May be one if UContinuity(me) >= <S>
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Standard_EXPORT Standard_Integer NbUIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE;
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//! Returns the number of V intervals for continuity
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//! <S>. May be one if VContinuity(me) >= <S>
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Standard_EXPORT Standard_Integer NbVIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE;
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//! Returns the intervals with the requested continuity
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//! in the U direction.
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Standard_EXPORT void UIntervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE;
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//! Returns the intervals with the requested continuity
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//! in the V direction.
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Standard_EXPORT void VIntervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE;
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//! Returns a surface trimmed in the U direction
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//! equivalent of <me> between
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//! parameters <First> and <Last>. <Tol> is used to
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//! test for 3d points confusion.
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//! If <First> >= <Last>
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Standard_EXPORT Handle(Adaptor3d_HSurface) UTrim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const Standard_OVERRIDE;
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//! Returns a surface trimmed in the V direction between
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//! parameters <First> and <Last>. <Tol> is used to
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//! test for 3d points confusion.
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//! If <First> >= <Last>
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Standard_EXPORT Handle(Adaptor3d_HSurface) VTrim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsUClosed() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsVClosed() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsUPeriodic() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Real UPeriod() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsVPeriodic() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Real VPeriod() const Standard_OVERRIDE;
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//! Computes the point of parameters U,V on the surface.
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Standard_EXPORT gp_Pnt Value (const Standard_Real U, const Standard_Real V) const Standard_OVERRIDE;
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//! Computes the point of parameters U,V on the surface.
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Standard_EXPORT void D0 (const Standard_Real U, const Standard_Real V, gp_Pnt& P) const Standard_OVERRIDE;
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//! Computes the point and the first derivatives on
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//! the surface.
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//!
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//! Warning : On the specific case of BSplineSurface:
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//! if the surface is cut in interval of continuity at least C1,
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//! the derivatives are computed on the current interval.
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//! else the derivatives are computed on the basis surface.
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Standard_EXPORT void D1 (const Standard_Real U, const Standard_Real V, gp_Pnt& P, gp_Vec& D1U, gp_Vec& D1V) const Standard_OVERRIDE;
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//! Computes the point, the first and second
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//! derivatives on the surface.
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//!
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//! Warning : On the specific case of BSplineSurface:
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//! if the surface is cut in interval of continuity at least C2,
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//! the derivatives are computed on the current interval.
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//! else the derivatives are computed on the basis surface.
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Standard_EXPORT void D2 (const Standard_Real U, const Standard_Real V, gp_Pnt& P, gp_Vec& D1U, gp_Vec& D1V, gp_Vec& D2U, gp_Vec& D2V, gp_Vec& D2UV) const Standard_OVERRIDE;
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//! Computes the point, the first, second and third
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//! derivatives on the surface.
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//!
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//! Warning : On the specific case of BSplineSurface:
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//! if the surface is cut in interval of continuity at least C3,
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//! the derivatives are computed on the current interval.
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//! else the derivatives are computed on the basis surface.
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Standard_EXPORT void D3 (const Standard_Real U, const Standard_Real V, gp_Pnt& P, gp_Vec& D1U, gp_Vec& D1V, gp_Vec& D2U, gp_Vec& D2V, gp_Vec& D2UV, gp_Vec& D3U, gp_Vec& D3V, gp_Vec& D3UUV, gp_Vec& D3UVV) const Standard_OVERRIDE;
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//! Computes the derivative of order Nu in the
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//! direction U and Nv in the direction V at the point P(U, V).
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//!
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//! Warning : On the specific case of BSplineSurface:
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//! if the surface is cut in interval of continuity CN,
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//! the derivatives are computed on the current interval.
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//! else the derivatives are computed on the basis surface.
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//! Raised if Nu + Nv < 1 or Nu < 0 or Nv < 0.
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Standard_EXPORT gp_Vec DN (const Standard_Real U, const Standard_Real V, const Standard_Integer Nu, const Standard_Integer Nv) const Standard_OVERRIDE;
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//! Returns the parametric U resolution corresponding
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//! to the real space resolution <R3d>.
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Standard_EXPORT Standard_Real UResolution (const Standard_Real R3d) const Standard_OVERRIDE;
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//! Returns the parametric V resolution corresponding
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//! to the real space resolution <R3d>.
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Standard_EXPORT Standard_Real VResolution (const Standard_Real R3d) const Standard_OVERRIDE;
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//! Returns the type of the surface : Plane, Cylinder,
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//! Cone, Sphere, Torus, BezierSurface,
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//! BSplineSurface, SurfaceOfRevolution,
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//! SurfaceOfExtrusion, OtherSurface
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GeomAbs_SurfaceType GetType() const Standard_OVERRIDE;
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Standard_EXPORT gp_Pln Plane() const Standard_OVERRIDE;
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Standard_EXPORT gp_Cylinder Cylinder() const Standard_OVERRIDE;
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Standard_EXPORT gp_Cone Cone() const Standard_OVERRIDE;
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Standard_EXPORT gp_Sphere Sphere() const Standard_OVERRIDE;
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Standard_EXPORT gp_Torus Torus() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer UDegree() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer NbUPoles() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer VDegree() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer NbVPoles() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer NbUKnots() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer NbVKnots() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsURational() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsVRational() const Standard_OVERRIDE;
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//! This will NOT make a copy of the
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//! Bezier Surface : If you want to modify
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//! the Surface please make a copy yourself
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//! Also it will NOT trim the surface to
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//! myU/VFirst/Last.
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Standard_EXPORT Handle(Geom_BezierSurface) Bezier() const Standard_OVERRIDE;
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//! This will NOT make a copy of the
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//! BSpline Surface : If you want to modify
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//! the Surface please make a copy yourself
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//! Also it will NOT trim the surface to
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//! myU/VFirst/Last.
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Standard_EXPORT Handle(Geom_BSplineSurface) BSpline() const Standard_OVERRIDE;
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Standard_EXPORT gp_Ax1 AxeOfRevolution() const Standard_OVERRIDE;
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Standard_EXPORT gp_Dir Direction() const Standard_OVERRIDE;
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Standard_EXPORT Handle(Adaptor3d_HCurve) BasisCurve() const Standard_OVERRIDE;
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Standard_EXPORT Handle(Adaptor3d_HSurface) BasisSurface() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Real OffsetValue() const Standard_OVERRIDE;
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protected:
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private:
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Standard_EXPORT void Span (const Standard_Integer Side, const Standard_Integer Ideb, const Standard_Integer Ifin, Standard_Integer& OutIdeb, Standard_Integer& OutIfin, const Standard_Integer FKIndx, const Standard_Integer LKIndx) const;
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Standard_EXPORT Standard_Boolean IfUVBound (const Standard_Real U, const Standard_Real V, Standard_Integer& Ideb, Standard_Integer& Ifin, Standard_Integer& IVdeb, Standard_Integer& IVfin, const Standard_Integer USide, const Standard_Integer VSide) const;
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Standard_EXPORT void load (const Handle(Geom_Surface)& S, const Standard_Real UFirst, const Standard_Real ULast, const Standard_Real VFirst, const Standard_Real VLast, const Standard_Real TolU = 0.0, const Standard_Real TolV = 0.0);
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//! Rebuilds B-spline cache
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//! \param theU first parameter to identify the span for caching
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//! \param theV second parameter to identify the span for caching
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Standard_EXPORT void RebuildCache (const Standard_Real theU, const Standard_Real theV) const;
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Handle(Geom_Surface) mySurface;
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Standard_Real myUFirst;
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Standard_Real myULast;
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Standard_Real myVFirst;
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Standard_Real myVLast;
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Standard_Real myTolU;
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Standard_Real myTolV;
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Handle(BSplSLib_Cache) mySurfaceCache; ///< Cached data for B-spline or Bezier surface
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protected:
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GeomAbs_SurfaceType mySurfaceType;
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Handle(GeomEvaluator_Surface) myNestedEvaluator; ///< Calculates values of nested complex surfaces (offset surface, surface of extrusion or revolution)
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};
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#include <GeomAdaptor_Surface.lxx>
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#endif // _GeomAdaptor_Surface_HeaderFile
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