+ const SMDS_Mesh* _mesh; //!< mesh being computed, needed to create SMESH_BadInputElements
+
+ volatile bool _computeCanceled; //!< is set to True while computing to stop it
+
+ double _progress; /* progress of Compute() [0.,1.],
+ to be set by an algo really tracking the progress */
+ int _progressTic; // counter of calls from SMESH_Mesh::GetComputeProgress()
+ std::vector<SMESH_subMesh*> _smToCompute; // sub-meshes to Compute()
+};
+
+
+class SMESH_EXPORT SMESH_0D_Algo: public SMESH_Algo
+{
+public:
+ SMESH_0D_Algo(int hypId, SMESH_Gen* gen);
+};
+
+class SMESH_EXPORT SMESH_1D_Algo: public SMESH_Algo
+{
+public:
+ SMESH_1D_Algo(int hypId, SMESH_Gen* gen);
+ /*!
+ * \brief Return true if the algorithm can mesh a given shape
+ * \param [in] aShape - shape to check
+ * \param [in] toCheckAll - if true, this check returns OK if all shapes are OK,
+ * else, returns OK if at least one shape is OK
+ * \retval bool - \c true by default
+ */
+ virtual bool IsApplicableToShape(const TopoDS_Shape & shape, bool toCheckAll) const;
+};
+
+class SMESH_EXPORT SMESH_2D_Algo: public SMESH_Algo
+{
+public:
+ SMESH_2D_Algo(int hypId, SMESH_Gen* gen);
+ /*!
+ * \brief Return true if the algorithm can mesh a given shape
+ * \param [in] aShape - shape to check
+ * \param [in] toCheckAll - if true, this check returns OK if all shapes are OK,
+ * else, returns OK if at least one shape is OK
+ * \retval bool - \c true by default
+ */
+ virtual bool IsApplicableToShape(const TopoDS_Shape & shape, bool toCheckAll) const;
+ /*!
+ * \brief Method in which an algorithm generating a structured mesh
+ * fixes positions of in-face nodes after there movement
+ * due to insertion of viscous layers.
+ */
+ virtual bool FixInternalNodes(const SMESH_ProxyMesh& mesh,
+ const TopoDS_Face& face);
+};
+
+class SMESH_EXPORT SMESH_3D_Algo: public SMESH_Algo
+{
+public:
+ SMESH_3D_Algo(int hypId, SMESH_Gen* gen);
+ /*!
+ * \brief Return true if the algorithm can mesh a given shape
+ * \param [in] aShape - shape to check
+ * \param [in] toCheckAll - if true, this check returns OK if all shapes are OK,
+ * else, returns OK if at least one shape is OK
+ * \retval bool - \c true by default
+ */
+ virtual bool IsApplicableToShape(const TopoDS_Shape & shape, bool toCheckAll) const;