From: eap Date: Wed, 6 Dec 2006 15:57:47 +0000 (+0000) Subject: PAL13473 (Build repetitive mesh): X-Git-Tag: V3_2_4pre1~17 X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=90945f5ac53d9b5b6a993282eb35f47bf704bd01;p=modules%2Fsmesh.git PAL13473 (Build repetitive mesh): 1) add virtual SetEventListener(SMESH_subMesh*) 2) define virtual SaveTo() and LoadFrom() to do nothing --- diff --git a/src/SMESH/SMESH_Algo.cxx b/src/SMESH/SMESH_Algo.cxx index 45e0e234a..3c566e354 100644 --- a/src/SMESH/SMESH_Algo.cxx +++ b/src/SMESH/SMESH_Algo.cxx @@ -82,6 +82,15 @@ SMESH_Algo::~SMESH_Algo() { } +//============================================================================= +/*! + * Usually an algoritm has nothing to save + */ +//============================================================================= + +ostream & SMESH_Algo::SaveTo(ostream & save) { return save; } +istream & SMESH_Algo::LoadFrom(istream & load) { return load; } + //============================================================================= /*! * @@ -367,3 +376,17 @@ bool SMESH_Algo::InitCompatibleHypoFilter( SMESH_HypoFilter & theFilter, } return false; } + +//================================================================================ +/*! + * \brief Sets event listener to submeshes if necessary + * \param subMesh - submesh where algo is set + * + * After being set, event listener is notified on each event of a submesh. + * By default non listener is set + */ +//================================================================================ + +void SMESH_Algo::SetEventListener(SMESH_subMesh* /*subMesh*/) +{ +} diff --git a/src/SMESH/SMESH_Algo.hxx b/src/SMESH/SMESH_Algo.hxx index 218c5cad9..69e9a94f0 100644 --- a/src/SMESH/SMESH_Algo.hxx +++ b/src/SMESH/SMESH_Algo.hxx @@ -47,55 +47,162 @@ class TopoDS_Face; class TopoDS_Shape; class SMESHDS_Mesh; class SMDS_MeshNode; +class SMESH_subMesh; class SMESH_Algo:public SMESH_Hypothesis { - public: - SMESH_Algo(int hypId, int studyId, SMESH_Gen * gen); - virtual ~ SMESH_Algo(); - - const std::vector < std::string > &GetCompatibleHypothesis(); - virtual bool CheckHypothesis(SMESH_Mesh& aMesh, - const TopoDS_Shape& aShape, - SMESH_Hypothesis::Hypothesis_Status& aStatus) = 0; +public: + /*! + * \brief Creates algorithm + * \param hypId - algorithm ID + * \param studyId - study ID + * \param gen - SMESH_Gen + */ + SMESH_Algo(int hypId, int studyId, SMESH_Gen * gen); - virtual bool Compute(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape) = 0; + /*! + * \brief Destructor + */ + virtual ~ SMESH_Algo(); - virtual const std::list & - GetUsedHypothesis(SMESH_Mesh & aMesh, - const TopoDS_Shape & aShape, - const bool ignoreAuxiliary=true); + /*! + * \brief Saves nothing in a stream + * \param save - the stream + * \retval virtual std::ostream & - the stream + */ + virtual std::ostream & SaveTo(std::ostream & save); - const list & - GetAppliedHypothesis(SMESH_Mesh & aMesh, - const TopoDS_Shape & aShape, - const bool ignoreAuxiliary=true); + /*! + * \brief Loads nothing from a stream + * \param load - the stream + * \retval virtual std::ostream & - the stream + */ + virtual std::istream & LoadFrom(std::istream & load); - static double EdgeLength(const TopoDS_Edge & E); + /*! + * \brief Returns all types of compatible hypotheses + */ + const std::vector < std::string > & GetCompatibleHypothesis(); + /*! + * \brief Check hypothesis definition to mesh a shape + * \param aMesh - the mesh + * \param aShape - the shape + * \param aStatus - check result + * \retval bool - true if hypothesis is well defined + */ + virtual bool CheckHypothesis(SMESH_Mesh& aMesh, + const TopoDS_Shape& aShape, + SMESH_Hypothesis::Hypothesis_Status& aStatus) = 0; + /*! + * \brief Computes mesh on a shape + * \param aMesh - the mesh + * \param aShape - the shape + * \retval bool - is a success + */ + virtual bool Compute(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape) = 0; /*! - * \brief Make filter recognize only compatible hypotheses - * \param theFilter - the filter to initialize - * \param ignoreAuxiliary - make filter ignore compatible auxiliary hypotheses - * \retval bool - true if the algo has compatible hypotheses + * \brief Returns a list of compatible hypotheses used to mesh a shape + * \param aMesh - the mesh + * \param aShape - the shape + * \param ignoreAuxiliary - do not include auxiliary hypotheses in the list + * \retval const std::list - hypotheses list + * + * List the hypothesis used by the algorithm associated to the shape. + * Hypothesis associated to father shape -are- taken into account (see + * GetAppliedHypothesis). Relevant hypothesis have a name (type) listed in + * the algorithm. This method could be surcharged by specific algorithms, in + * case of several hypothesis simultaneously applicable. + */ + virtual const std::list & + GetUsedHypothesis(SMESH_Mesh & aMesh, + const TopoDS_Shape & aShape, + const bool ignoreAuxiliary=true); + /*! + * \brief Returns a list of compatible hypotheses assigned to a shape in a mesh + * \param aMesh - the mesh + * \param aShape - the shape + * \param ignoreAuxiliary - do not include auxiliary hypotheses in the list + * \retval const std::list - hypotheses list + * + * List the relevant hypothesis associated to the shape. Relevant hypothesis + * have a name (type) listed in the algorithm. Hypothesis associated to + * father shape -are not- taken into account (see GetUsedHypothesis) + */ + const list & + GetAppliedHypothesis(SMESH_Mesh & aMesh, + const TopoDS_Shape & aShape, + const bool ignoreAuxiliary=true); + /*! + * \brief Make the filter recognize only compatible hypotheses + * \param theFilter - the filter to initialize + * \param ignoreAuxiliary - make filter ignore compatible auxiliary hypotheses + * \retval bool - true if the algo has compatible hypotheses */ bool InitCompatibleHypoFilter( SMESH_HypoFilter & theFilter, const bool ignoreAuxiliary) const; + /*! + * \brief Initialize my parameter values by the mesh built on the geometry + * \param theMesh - the built mesh + * \param theShape - the geometry of interest + * \retval bool - true if parameter values have been successfully defined + * + * Just return false as the algorithm does not hold parameters values + */ + virtual bool SetParametersByMesh(const SMESH_Mesh* theMesh, + const TopoDS_Shape& theShape); + + +public: + // ================================================================== + // Algo features influencing how Compute() is called: + // in what turn and with what input shape + // ================================================================== + + // SMESH_Hypothesis::GetDim(); + // 1 - dimention of target mesh + + bool OnlyUnaryInput() const { return _onlyUnaryInput; } + // 2 - is collection of tesselatable shapes inacceptable as input; + // "collection" means a shape containing shapes of dim equal + // to GetDim(). + // Algo which can process a collection shape should expect + // an input temporary shape that is neither MainShape nor + // its child. + + bool NeedDescretBoundary() const { return _requireDescretBoundary; } + // 3 - is a Dim-1 mesh prerequisite +public: + // ================================================================== + // Methods to track non hierarchical dependencies between submeshes + // ================================================================== + + /*! + * \brief Sets event listener to submeshes if necessary + * \param subMesh - submesh where algo is set + * + * This method is called when a submesh gets HYP_OK algo_state. + * After being set, event listener is notified on each event of a submesh. + * By default non listener is set + */ + virtual void SetEventListener(SMESH_subMesh* subMesh); + +public: + // ================================================================== + // Common algo utilities + // ================================================================== /*! * \brief Fill vector of node parameters on geometrical edge, including vertex nodes - * \param theMesh - The mesh containing nodes - * \param theEdge - The geometrical edge of interest - * \param theParams - The resulting vector of sorted node parameters - * \retval bool - false if not all parameters are OK + * \param theMesh - The mesh containing nodes + * \param theEdge - The geometrical edge of interest + * \param theParams - The resulting vector of sorted node parameters + * \retval bool - false if not all parameters are OK */ static bool GetNodeParamOnEdge(const SMESHDS_Mesh* theMesh, const TopoDS_Edge& theEdge, std::vector< double > & theParams); - - //static bool GetSegmentLengths(); - /*! * \brief Find out elements orientation on a geometrical face * \param theFace - The face correctly oriented in the shape being meshed @@ -105,40 +212,20 @@ class SMESH_Algo:public SMESH_Hypothesis */ static bool IsReversedSubMesh (const TopoDS_Face& theFace, SMESHDS_Mesh* theMeshDS); - /*! - * \brief Initialize my parameter values by the mesh built on the geometry - * \param theMesh - the built mesh - * \param theShape - the geometry of interest - * \retval bool - true if parameter values have been successfully defined - * - * Just return false as the algorithm does not hold parameters values + * \brief Compute length of an edge + * \param E - the edge + * \retval double - the length */ - virtual bool SetParametersByMesh(const SMESH_Mesh* theMesh, const TopoDS_Shape& theShape); - - public: - // algo features - - // SMESH_Hypothesis::GetDim(); - // 1 - dimention of target mesh - - bool OnlyUnaryInput() const { return _onlyUnaryInput; } - // 2 - is collection of tesselatable shapes inacceptable as input; - // "collection" means a shape containing shapes of dim equal - // to GetDim(). - // Algo which can process a collection shape should expect - // an input temporary shape that is neither MainShape nor - // its child. - - bool NeedDescretBoundary() const { return _requireDescretBoundary; } - // 3 - is a Dim-1 mesh prerequisite - - protected: - bool _onlyUnaryInput; - bool _requireDescretBoundary; - std::vector _compatibleHypothesis; - std::list _appliedHypList; - std::list _usedHypList; + static double EdgeLength(const TopoDS_Edge & E); + + +protected: + bool _onlyUnaryInput; + bool _requireDescretBoundary; + std::vector _compatibleHypothesis; + std::list _appliedHypList; + std::list _usedHypList; // quadratic mesh creation required bool _quadraticMesh;