X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMESH%2FSMESH_MesherHelper.hxx;h=9e8d82958744f6c1d7be562d407f50c0c6ef2eb7;hp=bfe44f75ac1c2fb33b95e3cfdce5955215dfe295;hb=1dd2f82c6d43d470c088288248edea674d583eec;hpb=0280d2e6a7e4bc637f847f7529b775941d429b38 diff --git a/src/SMESH/SMESH_MesherHelper.hxx b/src/SMESH/SMESH_MesherHelper.hxx index bfe44f75a..9e8d82958 100644 --- a/src/SMESH/SMESH_MesherHelper.hxx +++ b/src/SMESH/SMESH_MesherHelper.hxx @@ -1,4 +1,4 @@ -// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE +// Copyright (C) 2007-2015 CEA/DEN, EDF R&D, OPEN CASCADE // // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN, // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS @@ -6,7 +6,7 @@ // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Lesser General Public // License as published by the Free Software Foundation; either -// version 2.1 of the License. +// version 2.1 of the License, or (at your option) any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -34,6 +34,7 @@ #include #include +#include #include #include #include @@ -117,6 +118,11 @@ class SMESH_EXPORT SMESH_MesherHelper */ static bool IsStructured( SMESH_subMesh* faceSM ); + /*! + * \brief Return true if 2D mesh on FACE is distored + */ + static bool IsDistorted2D( SMESH_subMesh* faceSM, bool checkUV=false ); + /*! * \brief Returns true if given node is medium * \param n - node to check @@ -130,6 +136,7 @@ class SMESH_EXPORT SMESH_MesherHelper * \param node - the node * \param meshDS - mesh DS * \retval TopoDS_Shape - found support shape + * \sa SMESH_Algo::VertexNode( const TopoDS_Vertex&, SMESHDS_Mesh* ) */ static TopoDS_Shape GetSubShapeByNode(const SMDS_MeshNode* node, const SMESHDS_Mesh* meshDS); @@ -166,15 +173,15 @@ class SMESH_EXPORT SMESH_MesherHelper * a0 p0 a1 */ inline static gp_XY calcTFI(double x, double y, - const gp_XY a0,const gp_XY a1,const gp_XY a2,const gp_XY a3, - const gp_XY p0,const gp_XY p1,const gp_XY p2,const gp_XY p3); + const gp_XY& a0,const gp_XY& a1,const gp_XY& a2,const gp_XY& a3, + const gp_XY& p0,const gp_XY& p1,const gp_XY& p2,const gp_XY& p3); /*! * \brief Same as "gp_XY calcTFI(...)" but in 3D */ inline static gp_XYZ calcTFI(double x, double y, - const gp_XYZ a0,const gp_XYZ a1,const gp_XYZ a2,const gp_XYZ a3, - const gp_XYZ p0,const gp_XYZ p1,const gp_XYZ p2,const gp_XYZ p3); + const gp_XYZ& a0,const gp_XYZ& a1,const gp_XYZ& a2,const gp_XYZ& a3, + const gp_XYZ& p0,const gp_XYZ& p1,const gp_XYZ& p2,const gp_XYZ& p3); /*! * \brief Count nb of sub-shapes * \param shape - the shape @@ -215,9 +222,13 @@ class SMESH_EXPORT SMESH_MesherHelper static bool IsSubShape( const TopoDS_Shape& shape, SMESH_Mesh* aMesh ); + static bool IsBlock( const TopoDS_Shape& shape ); + static double MaxTolerance( const TopoDS_Shape& shape ); - static double GetAngle( const TopoDS_Edge & E1, const TopoDS_Edge & E2, const TopoDS_Face & F); + static double GetAngle( const TopoDS_Edge & E1, const TopoDS_Edge & E2, + const TopoDS_Face & F, const TopoDS_Vertex & V, + gp_Vec* faceNormal=0); static bool IsClosedEdge( const TopoDS_Edge& anEdge ); @@ -226,6 +237,10 @@ class SMESH_EXPORT SMESH_MesherHelper static TopAbs_ShapeEnum GetGroupType(const TopoDS_Shape& group, const bool avoidCompound=false); + static TopoDS_Shape GetShapeOfHypothesis( const SMESHDS_Hypothesis * hyp, + const TopoDS_Shape& shape, + SMESH_Mesh* mesh); + public: // ---------- PUBLIC INSTANCE METHODS ---------- @@ -233,7 +248,9 @@ public: // constructor SMESH_MesherHelper(SMESH_Mesh& theMesh); - SMESH_Mesh* GetMesh() const { return myMesh; } + SMESH_Gen* GetGen() const { return GetMesh()->GetGen(); } + + SMESH_Mesh* GetMesh() const { return myMesh; } SMESHDS_Mesh* GetMeshDS() const { return GetMesh()->GetMeshDS(); } @@ -242,12 +259,9 @@ public: * quadratic elements will be created. Also fill myTLinkNodeMap */ bool IsQuadraticSubMesh(const TopoDS_Shape& theShape); - /*! - * \brief Set order of elements to create without calling IsQuadraticSubMesh() - */ /*! - * \brief Set myCreateQuadratic flag + * \brief Set order of elements to create without calling IsQuadraticSubMesh() */ void SetIsQuadratic(const bool theBuildQuadratic) { myCreateQuadratic = theBuildQuadratic; } @@ -472,10 +486,10 @@ public: bool * isBadTria=0); /*! * \brief Define a pointer to wrapper over a function of gp_XY class, - * suitable to pass as xyFunPtr to applyIn2D(). + * suitable to pass as xyFunPtr to ApplyIn2D(). * For exaple gp_XY_FunPtr(Added) defines pointer gp_XY_Added to function * calling gp_XY::Added(gp_XY), which is to be used like following - * applyIn2D(surf, uv1, uv2, gp_XY_Added) + * ApplyIn2D(surf, uv1, uv2, gp_XY_Added) */ #define gp_XY_FunPtr(meth) \ static gp_XY __gpXY_##meth (const gp_XY& uv1, const gp_XY& uv2) { return uv1.meth( uv2 ); } \ @@ -486,18 +500,26 @@ public: * It takes into account period of the surface. Use gp_XY_FunPtr macro * to easily define pointer to function of gp_XY class. */ - static gp_XY applyIn2D(const Handle(Geom_Surface)& surface, - const gp_XY& uv1, - const gp_XY& uv2, - xyFunPtr fun, - const bool resultInPeriod=true); - + static gp_XY ApplyIn2D(Handle(Geom_Surface) surface, + const gp_XY& uv1, + const gp_XY& uv2, + xyFunPtr fun, + const bool resultInPeriod=true); + + /*! + * \brief Move node positions on a FACE within surface period + * \param [in] face - the FACE + * \param [inout] uv - node positions to adjust + * \param [in] nbUV - nb of \a uv + */ + void AdjustByPeriod( const TopoDS_Face& face, gp_XY uv[], const int nbUV ); + /*! * \brief Check if inFaceNode argument is necessary for call GetNodeUV(F,..) - * \retval bool - return true if the face is periodic - * - * If F is Null, answer about subshape set through IsQuadraticSubMesh() or - * SetSubShape() + * \retval bool - return true if the face is periodic + * + * If F is Null, answer about subshape set through IsQuadraticSubMesh() or + * SetSubShape() */ bool GetNodeUVneedInFaceNode(const TopoDS_Face& F = TopoDS_Face()) const; @@ -507,6 +529,10 @@ public: GeomAPI_ProjectPointOnSurf& GetProjector(const TopoDS_Face& F, TopLoc_Location& loc, double tol=0 ) const; + /*! + * \brief Return a cached ShapeAnalysis_Surface of a FACE + */ + Handle(ShapeAnalysis_Surface) GetSurface(const TopoDS_Face& F ); /*! * \brief Check if shape is a degenerated edge or it's vertex @@ -558,13 +584,20 @@ public: { return IsRealSeam( GetMeshDS()->ShapeToIndex( subShape)); } /*! * \brief Check if the shape set through IsQuadraticSubMesh() or SetSubShape() - * has a seam edge - * \retval bool - true if it has + * has a seam edge, i.e. an edge that has two parametric representations + * on a surface + * \retval bool - true if it has */ bool HasSeam() const { return !mySeamShapeIds.empty(); } + /*! + * \brief Check if the shape set through IsQuadraticSubMesh() or SetSubShape() + * has a seam edge that encounters twice in a wire + * \retval bool - true if it has + */ + bool HasRealSeam() const { return HasSeam() && ( *mySeamShapeIds.begin() < 0 ); } /*! * \brief Return index of periodic parametric direction of a closed face - * \retval int - 1 for U, 2 for V direction + * \retval int - 1 for U, 2 for V direction */ int GetPeriodicIndex() const { return myParIndex; } /*! @@ -577,10 +610,14 @@ public: * \param force3d - true means node creation at the middle between the * two given nodes, else node position is found on its * supporting geometrical shape, if any. + * \param expectedSupport - shape type corresponding to element being created + * , e.g TopAbs_EDGE if SMDSAbs_Edge is created + * basing on \a n1 and \a n2 */ const SMDS_MeshNode* GetMediumNode(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2, - const bool force3d); + const bool force3d, + TopAbs_ShapeEnum expectedSupport=TopAbs_SHAPE); /*! * \brief Return existing or create a new central node for a quardilateral * quadratic face given its 8 nodes. @@ -614,7 +651,8 @@ public: */ std::pair GetMediumPos(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2, - const bool useCurSubShape=false); + const bool useCurSubShape=false, + TopAbs_ShapeEnum expectedSupport=TopAbs_SHAPE); /*! * \brief Add a link in my data structure */ @@ -627,9 +665,9 @@ public: void AddTLinkNodeMap(const TLinkNodeMap& aMap) { myTLinkNodeMap.insert(aMap.begin(), aMap.end()); } - void AddTLinks(const SMDS_MeshEdge* edge); - void AddTLinks(const SMDS_MeshFace* face); - void AddTLinks(const SMDS_MeshVolume* vol); + bool AddTLinks(const SMDS_MeshEdge* edge); + bool AddTLinks(const SMDS_MeshFace* face); + bool AddTLinks(const SMDS_MeshVolume* vol); /** * Returns myTLinkNodeMap @@ -654,11 +692,14 @@ public: * \param uv2 - UV within a face * \retval gp_Pnt2d - selected UV */ - gp_Pnt2d GetUVOnSeam( const gp_Pnt2d& uv1, const gp_Pnt2d& uv2 ) const; + gp_Pnt2d getUVOnSeam( const gp_Pnt2d& uv1, const gp_Pnt2d& uv2 ) const; const SMDS_MeshNode* getMediumNodeOnComposedWire(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2, bool force3d); + + double getFaceMaxTol( const TopoDS_Shape& face ) const; + private: // Forbiden copy constructor @@ -693,9 +734,13 @@ public: double myPar1[2], myPar2[2]; // U and V bounds of a closed periodic surface int myParIndex; // bounds' index (1-U, 2-V, 3-both) - typedef std::map< int, GeomAPI_ProjectPointOnSurf* > TID2ProjectorOnSurf; - TID2ProjectorOnSurf myFace2Projector; + std::map< int, double > myFaceMaxTol; + + typedef std::map< int, Handle(ShapeAnalysis_Surface)> TID2Surface; + typedef std::map< int, GeomAPI_ProjectPointOnSurf* > TID2ProjectorOnSurf; typedef std::map< int, GeomAPI_ProjectPointOnCurve* > TID2ProjectorOnCurve; + TID2Surface myFace2Surface; + TID2ProjectorOnSurf myFace2Projector; TID2ProjectorOnCurve myEdge2Projector; TopoDS_Shape myShape; @@ -715,8 +760,8 @@ public: //======================================================================= inline gp_XY SMESH_MesherHelper::calcTFI(double x, double y, - const gp_XY a0,const gp_XY a1,const gp_XY a2,const gp_XY a3, - const gp_XY p0,const gp_XY p1,const gp_XY p2,const gp_XY p3) + const gp_XY& a0,const gp_XY& a1,const gp_XY& a2,const gp_XY& a3, + const gp_XY& p0,const gp_XY& p1,const gp_XY& p2,const gp_XY& p3) { return ((1 - y) * p0 + x * p1 + y * p2 + (1 - x) * p3 ) - @@ -725,8 +770,8 @@ SMESH_MesherHelper::calcTFI(double x, double y, //======================================================================= inline gp_XYZ SMESH_MesherHelper::calcTFI(double x, double y, - const gp_XYZ a0,const gp_XYZ a1,const gp_XYZ a2,const gp_XYZ a3, - const gp_XYZ p0,const gp_XYZ p1,const gp_XYZ p2,const gp_XYZ p3) + const gp_XYZ& a0,const gp_XYZ& a1,const gp_XYZ& a2,const gp_XYZ& a3, + const gp_XYZ& p0,const gp_XYZ& p1,const gp_XYZ& p2,const gp_XYZ& p3) { return ((1 - y) * p0 + x * p1 + y * p2 + (1 - x) * p3 ) -