VTK
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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: vtkAppendPolyData.h 00005 00006 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 00007 All rights reserved. 00008 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00009 00010 This software is distributed WITHOUT ANY WARRANTY; without even 00011 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00012 PURPOSE. See the above copyright notice for more information. 00013 00014 =========================================================================*/ 00036 #ifndef __vtkAppendPolyData_h 00037 #define __vtkAppendPolyData_h 00038 00039 #include "vtkPolyDataAlgorithm.h" 00040 00041 class vtkCellArray; 00042 class vtkDataArray; 00043 class vtkPoints; 00044 class vtkPolyData; 00045 00046 class VTK_GRAPHICS_EXPORT vtkAppendPolyData : public vtkPolyDataAlgorithm 00047 { 00048 public: 00049 static vtkAppendPolyData *New(); 00050 00051 vtkTypeMacro(vtkAppendPolyData,vtkPolyDataAlgorithm); 00052 void PrintSelf(ostream& os, vtkIndent indent); 00053 00055 00059 vtkSetMacro(UserManagedInputs,int); 00060 vtkGetMacro(UserManagedInputs,int); 00061 vtkBooleanMacro(UserManagedInputs,int); 00063 00066 void AddInput(vtkPolyData *); 00067 00070 void RemoveInput(vtkPolyData *); 00071 00073 00074 vtkPolyData *GetInput(int idx); 00075 vtkPolyData *GetInput() { return this->GetInput( 0 ); }; 00077 //ETX 00078 00081 void SetNumberOfInputs(int num); 00082 00083 // Set Nth input, should only be used when UserManagedInputs is true. 00084 void SetInputByNumber(int num, vtkPolyData *input); 00085 00087 00094 vtkSetMacro(ParallelStreaming, int); 00095 vtkGetMacro(ParallelStreaming, int); 00096 vtkBooleanMacro(ParallelStreaming, int); 00098 00099 //BTX 00100 int ExecuteAppend(vtkPolyData* output, 00101 vtkPolyData* inputs[], int numInputs); 00102 //ETX 00103 protected: 00104 vtkAppendPolyData(); 00105 ~vtkAppendPolyData(); 00106 00107 // Flag for selecting parallel streaming behavior 00108 int ParallelStreaming; 00109 00110 // Usual data generation method 00111 virtual int RequestData(vtkInformation *, 00112 vtkInformationVector **, vtkInformationVector *); 00113 virtual int RequestUpdateExtent(vtkInformation *, 00114 vtkInformationVector **, vtkInformationVector *); 00115 virtual int FillInputPortInformation(int, vtkInformation *); 00116 00117 // An efficient way to append data/cells. 00118 void AppendData(vtkDataArray *dest, vtkDataArray *src, vtkIdType offset); 00119 void AppendDifferentPoints(vtkDataArray *dest, vtkDataArray *src, 00120 vtkIdType offset); 00121 vtkIdType *AppendCells(vtkIdType *pDest, vtkCellArray *src, 00122 vtkIdType offset); 00123 00124 private: 00125 // hide the superclass' AddInput() from the user and the compiler 00126 void AddInput(vtkDataObject *) 00127 { vtkErrorMacro( << "AddInput() must be called with a vtkPolyData not a vtkDataObject."); }; 00128 00129 int UserManagedInputs; 00130 00131 private: 00132 vtkAppendPolyData(const vtkAppendPolyData&); // Not implemented. 00133 void operator=(const vtkAppendPolyData&); // Not implemented. 00134 }; 00135 00136 #endif 00137 00138