Extract Selection (ExtractSelection)
Extract different type of selections.
This filter extracts a set of cells/points given a selection.
The selection can be obtained from a rubber-band selection
(either cell, visible or in a frustum) or threshold selection
and passed to the filter or specified by providing an ID list.
PropertyDescriptionDefault Value(s)Restrictions
Input
(Input)
This property specifies the input from which the selection is extracted.  

The selected object must be the result of the following: sources (includes readers), filters.

The selected dataset must be one of the following types (or a subclass of one of them): vtkDataSet.

 
Preserve Topology
(PreserveTopology)
If this property is set to 1 the output preserves the topology of its input and adds an insidedness array to mark which cells are inside or out. If 0 then the output is an unstructured grid which contains only the subset of cells that are inside. 0

Only the values 0 and 1 are accepted.

 
Selection
(Selection)
The input that provides the selection object.  

The selected object must be the result of the following: sources (includes readers), filters.

The selected dataset must be one of the following types (or a subclass of one of them): vtkSelection.

 
Show Bounds
(ShowBounds)
For frustum selection, if this property is set to 1 the output is the outline of the frustum instead of the contents of the input that lie within the frustum. 0

Only the values 0 and 1 are accepted.