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204 lines
8.3 KiB
C++
204 lines
8.3 KiB
C++
// Copyright (c) 1999-2012 OPEN CASCADE SAS
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//
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// The content of this file is subject to the Open CASCADE Technology Public
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// License Version 6.5 (the "License"). You may not use the content of this file
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// except in compliance with the License. Please obtain a copy of the License
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// at http://www.opencascade.org and read it completely before using this file.
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//
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// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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//
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// The Original Code and all software distributed under the License is
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// distributed on an "AS IS" basis, without warranty of any kind, and the
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// Initial Developer hereby disclaims all such warranties, including without
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// limitation, any warranties of merchantability, fitness for a particular
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// purpose or non-infringement. Please see the License for the specific terms
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// and conditions governing the rights and limitations under the License.
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#ifndef _BRepExtrema_DistShapeShape_HeaderFile
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#define _BRepExtrema_DistShapeShape_HeaderFile
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#ifndef _Standard_HeaderFile
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#include <Standard.hxx>
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#endif
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#ifndef _Standard_DefineAlloc_HeaderFile
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#include <Standard_DefineAlloc.hxx>
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#endif
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#ifndef _Standard_Macro_HeaderFile
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#include <Standard_Macro.hxx>
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#endif
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#ifndef _Standard_Integer_HeaderFile
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#include <Standard_Integer.hxx>
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#endif
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#ifndef _Standard_Real_HeaderFile
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#include <Standard_Real.hxx>
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#endif
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#ifndef _Standard_Boolean_HeaderFile
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#include <Standard_Boolean.hxx>
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#endif
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#ifndef _BRepExtrema_SeqOfSolution_HeaderFile
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#include <BRepExtrema_SeqOfSolution.hxx>
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#endif
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#ifndef _BRepExtrema_SolutionElem_HeaderFile
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#include <BRepExtrema_SolutionElem.hxx>
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#endif
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#ifndef _TopoDS_Shape_HeaderFile
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#include <TopoDS_Shape.hxx>
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#endif
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#ifndef _TopTools_IndexedMapOfShape_HeaderFile
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#include <TopTools_IndexedMapOfShape.hxx>
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#endif
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#ifndef _Extrema_ExtFlag_HeaderFile
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#include <Extrema_ExtFlag.hxx>
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#endif
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#ifndef _Extrema_ExtAlgo_HeaderFile
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#include <Extrema_ExtAlgo.hxx>
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#endif
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#ifndef _BRepExtrema_SupportType_HeaderFile
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#include <BRepExtrema_SupportType.hxx>
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#endif
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#ifndef _Standard_OStream_HeaderFile
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#include <Standard_OStream.hxx>
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#endif
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#ifndef _gp_Pnt_HeaderFile
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#include <gp_Pnt.hxx>
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#endif
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class TopoDS_Shape;
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class TopTools_IndexedMapOfShape;
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class Bnd_SeqOfBox;
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//! This class provides tools to compute minimum distance <br>
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//! between two Shapes (Compound,CompSolid, Solid, Shell, Face, Wire, Edge, Vertex). <br>
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class BRepExtrema_DistShapeShape
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! create empty tool <br>
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Standard_EXPORT BRepExtrema_DistShapeShape();
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//! computation of the minimum distance (value and pair of points) using default deflection <br>
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//! Default value is Precision::Confusion(). <br>
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Standard_EXPORT BRepExtrema_DistShapeShape(const TopoDS_Shape& Shape1,const TopoDS_Shape& Shape2,const Extrema_ExtFlag F = Extrema_ExtFlag_MINMAX,const Extrema_ExtAlgo A = Extrema_ExtAlgo_Grad);
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//! create tool and load both shapes into it <br>
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Standard_EXPORT BRepExtrema_DistShapeShape(const TopoDS_Shape& Shape1,const TopoDS_Shape& Shape2,const Standard_Real theDeflection,const Extrema_ExtFlag F = Extrema_ExtFlag_MINMAX,const Extrema_ExtAlgo A = Extrema_ExtAlgo_Grad);
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Standard_EXPORT void SetDeflection(const Standard_Real theDeflection)
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{
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myEps = theDeflection;
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}
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//! load first shape into extrema <br>
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Standard_EXPORT void LoadS1(const TopoDS_Shape& Shape1);
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//! load second shape into extrema <br>
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Standard_EXPORT void LoadS2(const TopoDS_Shape& Shape1);
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//! computation of the minimum distance (value and <br>
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//! couple of points). Parameter theDeflection is used <br>
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//! to specify a maximum deviation of extreme distances <br>
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//! from the minimum one. <br>
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//! Returns IsDone status. <br>
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Standard_EXPORT Standard_Boolean Perform();
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//! True if the minimum distance is found. <br>
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Standard_EXPORT Standard_Boolean IsDone() const
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{
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return myIsDone;
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}
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//! Returns the number of solutions satisfying the minimum distance. <br>
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Standard_EXPORT Standard_Integer NbSolution() const
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{
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return mySolutionsShape1.Length();
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}
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//! Returns the value of the minimum distance. <br>
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Standard_EXPORT Standard_Real Value() const;
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//! True if one of the shapes is a solid and the other shape <br>
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//! is completely or partially inside the solid. <br>
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Standard_EXPORT Standard_Boolean InnerSolution() const
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{
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return myInnerSol;
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}
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//! Returns the Point corresponding to the <N>th solution on the first Shape <br>
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Standard_EXPORT const gp_Pnt & PointOnShape1(const Standard_Integer N) const
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{
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return mySolutionsShape1.Value(N).Point();
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}
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//! Returns the Point corresponding to the <N>th solution on the second Shape <br>
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Standard_EXPORT const gp_Pnt & PointOnShape2(const Standard_Integer N) const
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{
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return mySolutionsShape2.Value(N).Point();
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}
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//! gives the type of the support where the Nth solution on the first shape is situated: <br>
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//! IsVertex => the Nth solution on the first shape is a Vertex <br>
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//! IsOnEdge => the Nth soluion on the first shape is on a Edge <br>
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//! IsInFace => the Nth solution on the first shape is inside a face <br>
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//! the corresponding support is obtained by the method SupportOnShape1 <br>
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Standard_EXPORT BRepExtrema_SupportType SupportTypeShape1(const Standard_Integer N) const
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{
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return mySolutionsShape1.Value(N).SupportKind();
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}
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//! gives the type of the support where the Nth solution on the second shape is situated: <br>
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//! IsVertex => the Nth solution on the second shape is a Vertex <br>
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//! IsOnEdge => the Nth soluion on the secondt shape is on a Edge <br>
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//! IsInFace => the Nth solution on the second shape is inside a face <br>
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//! the corresponding support is obtained by the method SupportOnShape2 <br>
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Standard_EXPORT BRepExtrema_SupportType SupportTypeShape2(const Standard_Integer N) const
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{
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return mySolutionsShape2.Value(N).SupportKind();
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}
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//! gives the support where the Nth solution on the first shape is situated. <br>
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//! This support can be a Vertex, an Edge or a Face. <br>
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Standard_EXPORT TopoDS_Shape SupportOnShape1(const Standard_Integer N) const;
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//! gives the support where the Nth solution on the second shape is situated. <br>
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//! This support can be a Vertex, an Edge or a Face. <br>
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Standard_EXPORT TopoDS_Shape SupportOnShape2(const Standard_Integer N) const;
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//! gives the corresponding parameter t if the Nth solution <br>
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//! is situated on an Egde of the first shape <br>
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Standard_EXPORT void ParOnEdgeS1(const Standard_Integer N,Standard_Real& t) const;
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//! gives the corresponding parameter t if the Nth solution <br>
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//! is situated on an Egde of the first shape <br>
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Standard_EXPORT void ParOnEdgeS2(const Standard_Integer N,Standard_Real& t) const;
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//! gives the corresponding parameters (U,V) if the Nth solution <br>
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//! is situated on an face of the first shape <br>
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Standard_EXPORT void ParOnFaceS1(const Standard_Integer N,Standard_Real& u,Standard_Real& v) const;
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//! gives the corresponding parameters (U,V) if the Nth solution <br>
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//! is situated on an Face of the second shape <br>
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Standard_EXPORT void ParOnFaceS2(const Standard_Integer N,Standard_Real& u,Standard_Real& v) const;
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//! Prints on the stream o information on the current state of the object. <br>
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Standard_EXPORT void Dump(Standard_OStream& o) const;
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Standard_EXPORT void SetFlag(const Extrema_ExtFlag F)
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{
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myFlag = F;
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}
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Standard_EXPORT void SetAlgo(const Extrema_ExtAlgo A)
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{
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myAlgo = A;
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}
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private:
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//! computes the minimum distance between two maps of shapes (Face,Edge,Vertex) <br>
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Standard_EXPORT void DistanceMapMap(const TopTools_IndexedMapOfShape& Map1,const TopTools_IndexedMapOfShape& Map2,const Bnd_SeqOfBox& LBox1,const Bnd_SeqOfBox& LBox2);
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Standard_Real myDistRef;
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Standard_Real myDistValue;
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Standard_Boolean myIsDone;
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BRepExtrema_SeqOfSolution mySolutionsShape1;
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BRepExtrema_SeqOfSolution mySolutionsShape2;
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Standard_Boolean myInnerSol;
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Standard_Real myEps;
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TopoDS_Shape myShape1;
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TopoDS_Shape myShape2;
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TopTools_IndexedMapOfShape myMapV1;
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TopTools_IndexedMapOfShape myMapV2;
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TopTools_IndexedMapOfShape myMapE1;
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TopTools_IndexedMapOfShape myMapE2;
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TopTools_IndexedMapOfShape myMapF1;
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TopTools_IndexedMapOfShape myMapF2;
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Extrema_ExtFlag myFlag;
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Extrema_ExtAlgo myAlgo;
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};
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#endif
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