+ /*!
+ * \brief Convert dependency tree data to the string representation
+ *
+ * \param tree dependency tree data
+ * \param dependencyStr output string
+ */
+ Standard_EXPORT void ConvertTreeToString( const TreeModel& tree,
+ std::string& dependencyStr );
+
+ /*!
+ * \brief Restore dependency tree data from the string representation
+ *
+ * \param dependencyStr string representation of tree data
+ * \param tree output dependency tree data
+ */
+ Standard_EXPORT void ConvertStringToTree( const std::string& dependencyStr,
+ TreeModel& tree );
+
+ /*!
+ * \brief Check shape
+ *
+ * \param shape input shape object
+ * \param checkGeometry when set to \c true, causes check of underlying geometry
+ * in addition to the topology
+ * \return \c true if shape is valid or \c false otherwise
+ */
+ Standard_EXPORT bool CheckShape( TopoDS_Shape& shape, bool checkGeometry = false );
+
+ /*!
+ * \brief Check boolean and partition operations arguments
+ *
+ * \param theShape the argument of an operation to be checked
+ * \return \c true if the argument is valid for a boolean or partition
+ * operation or \c false otherwise
+ */
+ Standard_EXPORT bool CheckBOPArguments(const TopoDS_Shape &theShape);
+
+ /*!
+ * \brief Limit shape tolerance to the given value
+ *
+ * \param shape shape being fixed
+ * \param type topology type which tolerance is to be limited; TopAbs_SHAPE means
+ * all types of topology
+ * \param tolerance expected tolerance value (1e-7 by default)
+ * \param checkGeometry check geometry validity of result
+ * \return \c true if resulting shape is valid
+ *
+ * \note Resulting tolerance of the shape is not mandatory equal to requested value
+ * as it might be changed by fixshape operation in order to get valid shape where possible
+ * \note By default, result only checked for topology validity; check of geometry can be done by
+ * passing \c true to \a checkGeometry parameter
+ */
+ Standard_EXPORT bool FixShapeTolerance( TopoDS_Shape& shape,
+ TopAbs_ShapeEnum type,
+ Standard_Real tolerance = Precision::Confusion(),
+ bool checkGeometry = false );
+
+ /*!
+ * \brief Limit shape tolerance to the given value
+ * This is overloaded function, it behaves exactly as previous one
+ */
+ Standard_EXPORT bool FixShapeTolerance( TopoDS_Shape& shape,
+ Standard_Real tolerance = Precision::Confusion(),
+ bool checkGeometry = false );
+
+ /*!
+ * \brief Limit shape tolerance to the given value
+ * This is overloaded function, it behaves exactly as previous one
+ */
+ Standard_EXPORT bool FixShapeTolerance( TopoDS_Shape& shape,
+ bool checkGeometry );
+
+ /*!
+ * \brief Fix curves of the given shape
+ *
+ * The function checks each curve of the input shape in the following way:
+ * - compute deviation of the curve from the underlying surface in a set of points
+ * computed with the certain discretization step value
+ * - find maximum tolerance between computed deviation values
+ * - limit tolerance of the curve with the computed maximum value
+ *
+ * \param shape shape being fixed
+ * \return \c true if resulting shape is valid
+ */
+ Standard_EXPORT bool FixShapeCurves( TopoDS_Shape& shape );
+
+ /*!
+ * \brief Write shape to the BREP file
+ *
+ * \param source shape
+ * \return \c true if file was written or \c false otherwise
+ */
+ Standard_EXPORT bool Write( const TopoDS_Shape& shape,
+ const char* fileName );
+
+ /*!
+ * \brief Extract single SOLID from COMPSOLID or COMPOUND.
+ *
+ * If the argument shape is a COMPOUND or COMPSOLID and there's
+ * only single simple-shape type inside, this sub-shape is returned as a result;
+ * otherwise, the shape is not changed.
+ *
+ * \param shape compound or compsolid being processed.
+ * \retval TopoDS_Shape resulting shape
+ */
+ Standard_EXPORT TopoDS_Shape ReduceCompound( const TopoDS_Shape& shape );
+
+ /*!
+ * \brief Generate triangulation for the shape.
+ *
+ * \param shape shape being meshed
+ * \param deflection deflection coefficient to be used
+ * \param forced if \c true, causes generation of mesh regardless it is already present in the shape
+ */
+ Standard_EXPORT void MeshShape( const TopoDS_Shape shape,
+ double deflection, bool forced = true );
+
+ /*!
+ * \brief Get default deflection coefficient used for triangulation
+ * \return default deflection value
+ */
+ Standard_EXPORT double DefaultDeflection();