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193 lines
7.7 KiB
C++
193 lines
7.7 KiB
C++
// Created on: 2001-06-29
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// Created by: Michael KLOKOV
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// Copyright (c) 2001-2014 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 _IntTools_BeanFaceIntersector_HeaderFile
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#define _IntTools_BeanFaceIntersector_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 <BRepAdaptor_Curve.hxx>
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#include <BRepAdaptor_Surface.hxx>
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#include <Standard_Real.hxx>
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#include <Extrema_ExtCS.hxx>
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#include <GeomAPI_ProjectPointOnSurf.hxx>
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#include <IntTools_MarkedRangeSet.hxx>
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#include <IntTools_SequenceOfRanges.hxx>
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#include <Standard_Boolean.hxx>
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#include <Standard_Integer.hxx>
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#include <IntTools_ListOfCurveRangeSample.hxx>
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#include <IntTools_ListOfSurfaceRangeSample.hxx>
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class Geom_Surface;
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class IntTools_Context;
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class TopoDS_Edge;
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class TopoDS_Face;
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class IntTools_CurveRangeSample;
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class Bnd_Box;
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class IntTools_SurfaceRangeSample;
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class IntTools_CurveRangeLocalizeData;
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class IntTools_SurfaceRangeLocalizeData;
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//! The class BeanFaceIntersector computes ranges of parameters on
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//! the curve of a bean(part of edge) that bound the parts of bean which
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//! are on the surface of a face according to edge and face tolerances.
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//! Warning: The real boundaries of the face are not taken into account,
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//! Most of the result parts of the bean lays only inside the region of the surface,
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//! which includes the inside of the face. And the parts which are out of this region can be
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//! excluded from the result.
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class IntTools_BeanFaceIntersector
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{
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public:
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DEFINE_STANDARD_ALLOC
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Standard_EXPORT IntTools_BeanFaceIntersector();
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//! Initializes the algorithm
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//!
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//! Warning:
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//! The parts of the edge which are on
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//! the surface of the face and belong to
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//! the whole in the face (if there is)
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//! is considered as result
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Standard_EXPORT IntTools_BeanFaceIntersector(const TopoDS_Edge& theEdge, const TopoDS_Face& theFace);
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//! Initializes the algorithm
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Standard_EXPORT IntTools_BeanFaceIntersector(const BRepAdaptor_Curve& theCurve, const BRepAdaptor_Surface& theSurface, const Standard_Real theBeanTolerance, const Standard_Real theFaceTolerance);
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//! Initializes the algorithm
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//! theUMinParameter, ... are used for
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//! optimization purposes
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Standard_EXPORT IntTools_BeanFaceIntersector(const BRepAdaptor_Curve& theCurve, const BRepAdaptor_Surface& theSurface, const Standard_Real theFirstParOnCurve, const Standard_Real theLastParOnCurve, const Standard_Real theUMinParameter, const Standard_Real theUMaxParameter, const Standard_Real theVMinParameter, const Standard_Real theVMaxParameter, const Standard_Real theBeanTolerance, const Standard_Real theFaceTolerance);
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//! Initializes the algorithm
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//!
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//! Warning:
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//! The parts of the edge which are on
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//! the surface of the face and belong to
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//! the whole in the face (if there is)
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//! is considered as result
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Standard_EXPORT void Init (const TopoDS_Edge& theEdge, const TopoDS_Face& theFace);
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//! Initializes the algorithm
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Standard_EXPORT void Init (const BRepAdaptor_Curve& theCurve, const BRepAdaptor_Surface& theSurface, const Standard_Real theBeanTolerance, const Standard_Real theFaceTolerance);
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//! Initializes the algorithm
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//! theUMinParameter, ... are used for
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//! optimization purposes
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Standard_EXPORT void Init (const BRepAdaptor_Curve& theCurve, const BRepAdaptor_Surface& theSurface, const Standard_Real theFirstParOnCurve, const Standard_Real theLastParOnCurve, const Standard_Real theUMinParameter, const Standard_Real theUMaxParameter, const Standard_Real theVMinParameter, const Standard_Real theVMaxParameter, const Standard_Real theBeanTolerance, const Standard_Real theFaceTolerance);
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//! Sets the intersection context
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Standard_EXPORT void SetContext (const Handle(IntTools_Context)& theContext);
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//! Gets the intersection context
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Standard_EXPORT const Handle(IntTools_Context)& Context() const;
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//! Set restrictions for curve
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Standard_EXPORT void SetBeanParameters (const Standard_Real theFirstParOnCurve, const Standard_Real theLastParOnCurve);
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//! Set restrictions for surface
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Standard_EXPORT void SetSurfaceParameters (const Standard_Real theUMinParameter, const Standard_Real theUMaxParameter, const Standard_Real theVMinParameter, const Standard_Real theVMaxParameter);
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//! Launches the algorithm
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Standard_EXPORT void Perform();
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//! Returns Done/NotDone state of the algorithm.
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Standard_Boolean IsDone() const
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{
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return myIsDone;
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}
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Standard_EXPORT const IntTools_SequenceOfRanges& Result() const;
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Standard_EXPORT void Result (IntTools_SequenceOfRanges& theResults) const;
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//! Returns the minimal distance found between edge and face
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Standard_Real MinimalSquareDistance() const
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{
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return myMinSqDistance;
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}
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private:
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Standard_EXPORT void ComputeAroundExactIntersection();
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Standard_EXPORT void ComputeLinePlane();
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//! Fast check on coincidence of the edge with face for the cases when both shapes are
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//! based on analytic geometries. The method also computes if the intersection
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//! between shapes is possible.
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//! The method returns TRUE if the computation was successful and further computation is unnecessary.
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//! Otherwise it returns FALSE and computation continues.
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Standard_EXPORT Standard_Boolean FastComputeAnalytic();
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Standard_EXPORT void ComputeUsingExtremum();
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Standard_EXPORT void ComputeNearRangeBoundaries();
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Standard_EXPORT Standard_Boolean ComputeLocalized();
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Standard_EXPORT void ComputeRangeFromStartPoint (const Standard_Boolean ToIncreaseParameter, const Standard_Real theParameter, const Standard_Real theUParameter, const Standard_Real theVParameter);
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Standard_EXPORT void ComputeRangeFromStartPoint (const Standard_Boolean ToIncreaseParameter, const Standard_Real theParameter, const Standard_Real theUParameter, const Standard_Real theVParameter, const Standard_Integer theIndex);
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Standard_EXPORT Standard_Real Distance (const Standard_Real theArg, Standard_Real& theUParameter, Standard_Real& theVParameter);
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Standard_EXPORT Standard_Real Distance (const Standard_Real theArg);
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Standard_EXPORT Standard_Boolean LocalizeSolutions (const IntTools_CurveRangeSample& theCurveRange, const Bnd_Box& theBoxCurve, const IntTools_SurfaceRangeSample& theSurfaceRange, const Bnd_Box& theBoxSurface, IntTools_CurveRangeLocalizeData& theCurveData, IntTools_SurfaceRangeLocalizeData& theSurfaceData, IntTools_ListOfCurveRangeSample& theListCurveRange, IntTools_ListOfSurfaceRangeSample& theListSurfaceRange);
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Standard_EXPORT Standard_Boolean TestComputeCoinside();
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BRepAdaptor_Curve myCurve;
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BRepAdaptor_Surface mySurface;
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Handle(Geom_Surface) myTrsfSurface;
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Standard_Real myFirstParameter;
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Standard_Real myLastParameter;
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Standard_Real myUMinParameter;
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Standard_Real myUMaxParameter;
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Standard_Real myVMinParameter;
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Standard_Real myVMaxParameter;
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Standard_Real myBeanTolerance;
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Standard_Real myFaceTolerance;
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Standard_Real myCurveResolution;
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Standard_Real myCriteria;
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GeomAPI_ProjectPointOnSurf myProjector;
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IntTools_MarkedRangeSet myRangeManager;
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Handle(IntTools_Context) myContext;
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IntTools_SequenceOfRanges myResults;
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Standard_Boolean myIsDone;
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Standard_Real myMinSqDistance;
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};
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#endif // _IntTools_BeanFaceIntersector_HeaderFile
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