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patented/vtkMarchingContourFilter.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkMarchingContourFilter.h,v $
  Language:  C++


Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
All rights reserved.

    THIS CLASS IS PATENTED UNDER UNITED STATES PATENT NUMBER 4,710,876
    "System and Method for the Display of Surface Structures Contained
    Within the Interior Region of a Solid Body".
    Application of this software for commercial purposes requires 
    a license grant from GE. Contact:
        Jerald Roehling
        GE Licensing
        One Independence Way
        PO Box 2023
        Princeton, N.J. 08540
        phone 609-734-9823
        e-mail:Roehlinj@gerlmo.ge.com
    for more information.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

 * Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.

 * Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

 * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
   of any contributors may be used to endorse or promote products derived
   from this software without specific prior written permission.

 * Modified source versions must be plainly marked as such, and must not be
   misrepresented as being the original software.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

=========================================================================*/
#ifndef __vtkMarchingContourFilter_h
#define __vtkMarchingContourFilter_h

#include "vtkDataSetToPolyDataFilter.h"
#include "vtkContourValues.h"

class vtkScalarTree;

class VTK_EXPORT vtkMarchingContourFilter : public vtkDataSetToPolyDataFilter
{
public:
  vtkTypeMacro(vtkMarchingContourFilter,vtkDataSetToPolyDataFilter);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkMarchingContourFilter *New();

  void SetValue(int i, float value);
  float GetValue(int i);
  float *GetValues();
  void GetValues(float *contourValues);
  void SetNumberOfContours(int number);
  int GetNumberOfContours();
  void GenerateValues(int numContours, float range[2]);
  void GenerateValues(int numContours, float rangeStart, float rangeEnd);

  unsigned long GetMTime();

  vtkSetMacro(ComputeNormals,int);
  vtkGetMacro(ComputeNormals,int);
  vtkBooleanMacro(ComputeNormals,int);

  vtkSetMacro(ComputeGradients,int);
  vtkGetMacro(ComputeGradients,int);
  vtkBooleanMacro(ComputeGradients,int);

  vtkSetMacro(ComputeScalars,int);
  vtkGetMacro(ComputeScalars,int);
  vtkBooleanMacro(ComputeScalars,int);

  vtkSetMacro(UseScalarTree,int);
  vtkGetMacro(UseScalarTree,int);
  vtkBooleanMacro(UseScalarTree,int);

  void SetLocator(vtkPointLocator *locator);
  vtkGetObjectMacro(Locator,vtkPointLocator);

  void CreateDefaultLocator();

#ifndef VTK_REMOVE_LEGACY_CODE

  void SetLocator(vtkPointLocator& locator) 
    {VTK_LEGACY_METHOD(SetLocator,"3.2"); this->SetLocator(&locator);}
#endif
  
protected:
  vtkMarchingContourFilter();
  ~vtkMarchingContourFilter();
  vtkMarchingContourFilter(const vtkMarchingContourFilter&) {};
  void operator=(const vtkMarchingContourFilter&) {};

  void Execute();

  vtkContourValues *ContourValues;
  int ComputeNormals;
  int ComputeGradients;
  int ComputeScalars;
  vtkPointLocator *Locator;
  int UseScalarTree;
  vtkScalarTree *ScalarTree;
  
  //special contouring for structured points
  void StructuredPointsContour(int dim); 
  //special contouring for image data
  void ImageContour(int dim);
  //default if not structured data
  void DataSetContour();
};

inline void vtkMarchingContourFilter::SetValue(int i, float value)
{this->ContourValues->SetValue(i,value);}

inline float vtkMarchingContourFilter::GetValue(int i)
{return this->ContourValues->GetValue(i);}

inline float *vtkMarchingContourFilter::GetValues()
{return this->ContourValues->GetValues();}

inline void vtkMarchingContourFilter::GetValues(float *contourValues)
{this->ContourValues->GetValues(contourValues);}

inline void vtkMarchingContourFilter::SetNumberOfContours(int number)
{this->ContourValues->SetNumberOfContours(number);}

inline int vtkMarchingContourFilter::GetNumberOfContours()
{return this->ContourValues->GetNumberOfContours();}

inline void vtkMarchingContourFilter::GenerateValues(int numContours, float range[2])
{this->ContourValues->GenerateValues(numContours, range);}

inline void vtkMarchingContourFilter::GenerateValues(int numContours, float
                                             rangeStart, float rangeEnd)
{this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);}


#endif

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