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vtkSelectPolyData.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkSelectPolyData.h,v $
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 =========================================================================*/
00080 #ifndef __vtkSelectPolyData_h
00081 #define __vtkSelectPolyData_h
00082 
00083 #include "vtkPolyDataAlgorithm.h"
00084 
00085 #define VTK_INSIDE_SMALLEST_REGION 0
00086 #define VTK_INSIDE_LARGEST_REGION 1
00087 #define VTK_INSIDE_CLOSEST_POINT_REGION 2
00088 
00089 class vtkCharArray;
00090 class vtkPoints;
00091 class vtkIdList;
00092 
00093 class VTK_GRAPHICS_EXPORT vtkSelectPolyData : public vtkPolyDataAlgorithm
00094 {
00095 public:
00099   static vtkSelectPolyData *New();
00100 
00101   vtkTypeRevisionMacro(vtkSelectPolyData,vtkPolyDataAlgorithm);
00102   void PrintSelf(ostream& os, vtkIndent indent);
00103 
00105 
00110   vtkSetMacro(GenerateSelectionScalars,int);
00111   vtkGetMacro(GenerateSelectionScalars,int);
00112   vtkBooleanMacro(GenerateSelectionScalars,int);
00114 
00116 
00118   vtkSetMacro(InsideOut,int);
00119   vtkGetMacro(InsideOut,int);
00120   vtkBooleanMacro(InsideOut,int);
00122 
00124 
00126   virtual void SetLoop(vtkPoints*);
00127   vtkGetObjectMacro(Loop,vtkPoints);
00129 
00131 
00132   vtkSetClampMacro(SelectionMode,int,
00133              VTK_INSIDE_SMALLEST_REGION,VTK_INSIDE_CLOSEST_POINT_REGION);
00134   vtkGetMacro(SelectionMode,int);
00135   void SetSelectionModeToSmallestRegion()
00136     {this->SetSelectionMode(VTK_INSIDE_SMALLEST_REGION);};
00137   void SetSelectionModeToLargestRegion()
00138     {this->SetSelectionMode(VTK_INSIDE_LARGEST_REGION);};
00139   void SetSelectionModeToClosestPointRegion()
00140     {this->SetSelectionMode(VTK_INSIDE_CLOSEST_POINT_REGION);};
00141   const char *GetSelectionModeAsString();
00143 
00145 
00147   vtkSetMacro(GenerateUnselectedOutput,int);
00148   vtkGetMacro(GenerateUnselectedOutput,int);
00149   vtkBooleanMacro(GenerateUnselectedOutput,int);
00151 
00154   vtkPolyData *GetUnselectedOutput();
00155 
00157   vtkPolyData *GetSelectionEdges();
00158 
00159   // Overload GetMTime() because we depend on Loop
00160   unsigned long int GetMTime();
00161 
00162 protected:
00163   vtkSelectPolyData();
00164   ~vtkSelectPolyData();
00165 
00166   int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
00167 
00168   int GenerateSelectionScalars;
00169   int InsideOut;
00170   vtkPoints *Loop;
00171   int SelectionMode;
00172   double ClosestPoint[3];
00173   int GenerateUnselectedOutput;
00174 
00175 private:
00176   vtkPolyData *Mesh;
00177   void GetPointNeighbors (vtkIdType ptId, vtkIdList *nei);
00178 private:
00179   vtkSelectPolyData(const vtkSelectPolyData&);  // Not implemented.
00180   void operator=(const vtkSelectPolyData&);  // Not implemented.
00181 };
00182 
00184 inline const char *vtkSelectPolyData::GetSelectionModeAsString(void)
00185 {
00186   if ( this->SelectionMode == VTK_INSIDE_SMALLEST_REGION ) 
00187     {
00188     return "InsideSmallestRegion";
00189     }
00190   else if ( this->SelectionMode == VTK_INSIDE_LARGEST_REGION ) 
00191     {
00192     return "InsideLargestRegion";
00193     }
00194   else 
00195     {
00196     return "InsideClosestPointRegion";
00197     }
00198 }
00199 
00200 #endif
00201 
00202 

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