vtkAppendPolyData.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkAppendPolyData_h
#define vtkAppendPolyData_h
 
#include "vtkDeprecation.h"       // For VTK_DEPRECATED_IN_9_5_0
#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkCellArray;
class vtkDataArray;
class vtkPoints;
class vtkPolyData;
 
class VTKFILTERSCORE_EXPORT vtkAppendPolyData : public vtkPolyDataAlgorithm
{
public:
  static vtkAppendPolyData* New();
 
  vtkTypeMacro(vtkAppendPolyData, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetMacro(UserManagedInputs, vtkTypeBool);
  vtkGetMacro(UserManagedInputs, vtkTypeBool);
  vtkBooleanMacro(UserManagedInputs, vtkTypeBool);
 
  void AddInputData(vtkPolyData*);
 
  void RemoveInputData(vtkPolyData*);
 
 
  vtkPolyData* GetInput(int idx);
  vtkPolyData* GetInput() { return this->GetInput(0); }
 
  void SetNumberOfInputs(int num);
 
  // Set Nth input, should only be used when UserManagedInputs is true.
  void SetInputConnectionByNumber(int num, vtkAlgorithmOutput* input);
  void SetInputDataByNumber(int num, vtkPolyData* ds);
 
 
  vtkSetMacro(ParallelStreaming, vtkTypeBool);
  vtkGetMacro(ParallelStreaming, vtkTypeBool);
  vtkBooleanMacro(ParallelStreaming, vtkTypeBool);
 
 
  vtkSetMacro(OutputPointsPrecision, int);
  vtkGetMacro(OutputPointsPrecision, int);
 
  int ExecuteAppend(vtkPolyData* output, vtkPolyData* inputs[], int numInputs)
    VTK_SIZEHINT(inputs, numInputs);
 
protected:
  vtkAppendPolyData();
  ~vtkAppendPolyData() override;
 
  // Flag for selecting parallel streaming behavior
  vtkTypeBool ParallelStreaming;
  int OutputPointsPrecision;
 
  // Usual data generation method
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillInputPortInformation(int, vtkInformation*) override;
 
  // An efficient templated way to append data.
  VTK_DEPRECATED_IN_9_5_0("This function has been deprecated")
  void AppendData(vtkDataArray* dest, vtkDataArray* src, vtkIdType offset);
 
  // An efficient way to append cells.
  VTK_DEPRECATED_IN_9_5_0("This function has been deprecated")
  void AppendCells(vtkCellArray* dst, vtkCellArray* src, vtkIdType offset);
 
private:
  // hide the superclass' AddInput() from the user and the compiler
  void AddInputData(vtkDataObject*)
  {
    vtkErrorMacro(<< "AddInput() must be called with a vtkPolyData not a vtkDataObject.");
  }
 
  vtkTypeBool UserManagedInputs;
 
  vtkAppendPolyData(const vtkAppendPolyData&) = delete;
  void operator=(const vtkAppendPolyData&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif