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graphics/vtkClipVolume.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkClipVolume.h,v $
00005   Language:  C++
00006 
00007 
00008 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00009 All rights reserved.
00010 
00011 Redistribution and use in source and binary forms, with or without
00012 modification, are permitted provided that the following conditions are met:
00013 
00014  * Redistributions of source code must retain the above copyright notice,
00015    this list of conditions and the following disclaimer.
00016 
00017  * Redistributions in binary form must reproduce the above copyright notice,
00018    this list of conditions and the following disclaimer in the documentation
00019    and/or other materials provided with the distribution.
00020 
00021  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00022    of any contributors may be used to endorse or promote products derived
00023    from this software without specific prior written permission.
00024 
00025  * Modified source versions must be plainly marked as such, and must not be
00026    misrepresented as being the original software.
00027 
00028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00029 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00030 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00031 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00032 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00033 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00034 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00035 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00036 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00037 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00038 
00039 =========================================================================*/
00082 #ifndef __vtkClipVolume_h
00083 #define __vtkClipVolume_h
00084 
00085 #include "vtkStructuredPointsToUnstructuredGridFilter.h"
00086 #include "vtkImplicitFunction.h"
00087 
00088 class vtkMergePoints;
00089 class vtkDelaunay3D;
00090 
00091 class VTK_EXPORT vtkClipVolume : public vtkStructuredPointsToUnstructuredGridFilter
00092 {
00093 public:
00094   vtkTypeMacro(vtkClipVolume,vtkStructuredPointsToUnstructuredGridFilter);
00095   void PrintSelf(ostream& os, vtkIndent indent);
00096 
00100   static vtkClipVolume *New();
00101 
00105   vtkSetMacro(Value,float);
00106   vtkGetMacro(Value,float);
00107   
00113   vtkSetMacro(InsideOut,int);
00114   vtkGetMacro(InsideOut,int);
00115   vtkBooleanMacro(InsideOut,int);
00116 
00120   vtkSetObjectMacro(ClipFunction,vtkImplicitFunction);
00121   vtkGetObjectMacro(ClipFunction,vtkImplicitFunction);
00122 
00127   vtkSetMacro(GenerateClipScalars,int);
00128   vtkGetMacro(GenerateClipScalars,int);
00129   vtkBooleanMacro(GenerateClipScalars,int);
00130 
00133   vtkSetMacro(GenerateClippedOutput,int);
00134   vtkGetMacro(GenerateClippedOutput,int);
00135   vtkBooleanMacro(GenerateClippedOutput,int);
00136 
00138   vtkUnstructuredGrid *GetClippedOutput();
00139 
00143   vtkSetClampMacro(MergeTolerance,float,0.0001,0.25);
00144   vtkGetMacro(MergeTolerance,float);
00145   
00148   void SetLocator(vtkPointLocator *locator);
00149   vtkGetObjectMacro(Locator,vtkPointLocator);
00150 
00153   void CreateDefaultLocator();
00154 
00156   unsigned long int GetMTime();
00157 
00158 #ifndef VTK_REMOVE_LEGACY_CODE
00159 
00160   void SetLocator(vtkPointLocator& locator) 
00161     {VTK_LEGACY_METHOD(SetLocator,"3.2"); this->SetLocator(&locator);}
00162 #endif
00163   
00164 protected:
00165   vtkClipVolume(vtkImplicitFunction *cf=NULL);
00166   ~vtkClipVolume();
00167   vtkClipVolume(const vtkClipVolume&) {};
00168   void operator=(const vtkClipVolume&) {};
00169 
00170   void Execute();
00171   void ClipVoxel(float value, vtkScalars *cellScalars, int flip,
00172                  float origin[3], float spacing[3], vtkIdList *cellIds,
00173        vtkPoints *cellPts, vtkPointData *inPD, vtkPointData *outPD,
00174        vtkCellData *inCD, int cellId, vtkCellData *outCD, 
00175        vtkCellData *clippedCD);
00176   vtkImplicitFunction *ClipFunction;
00177   vtkPointLocator *Locator;
00178   int InsideOut;
00179   float Value;
00180   int GenerateClipScalars;
00181   float MergeTolerance;
00182 
00183   int GenerateClippedOutput;
00184   vtkUnstructuredGrid *ClippedOutput;
00185   
00186 private:
00187   vtkUnstructuredGrid *Mesh;
00188   vtkMergePoints *MeshLocator;
00189   vtkDelaunay3D *Triangulator;
00190   
00191 };
00192 
00193 #endif

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