VTK  9.7.1
vtkBlockSelector.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
14 #ifndef vtkBlockSelector_h
15 #define vtkBlockSelector_h
16 
17 #include "vtkSelector.h"
18 
19 VTK_ABI_NAMESPACE_BEGIN
20 class VTKFILTERSEXTRACTION_EXPORT vtkBlockSelector : public vtkSelector
21 {
22 public:
23  static vtkBlockSelector* New();
24  vtkTypeMacro(vtkBlockSelector, vtkSelector);
25  void PrintSelf(ostream& os, vtkIndent indent) override;
26 
27  void Initialize(vtkSelectionNode* node) override;
28 
34  void Execute(vtkDataObject* input, vtkDataObject* output) override;
35 
36 protected:
38  ~vtkBlockSelector() override;
39 
40  bool ComputeSelectedElements(vtkDataObject* input, vtkSignedCharArray* insidednessArray) override;
42  unsigned int compositeIndex, bool isDataObjectTree = true) override;
43 
44 private:
45  vtkBlockSelector(const vtkBlockSelector&) = delete;
46  void operator=(const vtkBlockSelector&) = delete;
47 
48  class vtkInternals;
49  vtkInternals* Internals;
50 };
51 
52 VTK_ABI_NAMESPACE_END
53 #endif
a node in a vtkSelection the defines the selection criteria.
virtual void Execute(vtkDataObject *input, vtkDataObject *output)
Given an input and the vtkSelectionNode passed into the Initialize() method, add to the output a vtkS...
virtual SelectionMode GetBlockSelection(unsigned int compositeIndex, bool isDataObjectTree=true)
Returns whether the block is to be processed.
virtual bool ComputeSelectedElements(vtkDataObject *input, vtkSignedCharArray *insidednessArray)=0
This method computes whether or not each element in the dataset is inside the selection and populates...
a simple class to control print indentation
Definition: vtkIndent.h:28
dynamic, self-adjusting array of signed char
selector for blocks
virtual void Initialize(vtkSelectionNode *node)
Sets the vtkSelectionNode used by this selection operator and initializes the data structures in the ...
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
general representation of visualization data
Definition: vtkDataObject.h:55
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.