vtkAttributesErrorMetric.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkAttributesErrorMetric.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkAttributesErrorMetric_h
#define vtkAttributesErrorMetric_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkGenericSubdivisionErrorMetric.h"
 
class vtkGenericAttributeCollection;
class vtkGenericDataSet;
 
class VTKCOMMONDATAMODEL_EXPORT vtkAttributesErrorMetric : public vtkGenericSubdivisionErrorMetric
{
public:
  static vtkAttributesErrorMetric *New();
 
 
  vtkTypeMacro(vtkAttributesErrorMetric,vtkGenericSubdivisionErrorMetric);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  vtkGetMacro(AbsoluteAttributeTolerance, double);
 
  void SetAbsoluteAttributeTolerance(double value);
 
 
  vtkGetMacro(AttributeTolerance, double);
 
  void SetAttributeTolerance(double value);
 
 
  int RequiresEdgeSubdivision(double *leftPoint, double *midPoint, double *rightPoint,
                              double alpha);
 
 
  double GetError(double *leftPoint, double *midPoint,
                  double *rightPoint, double alpha);
 
protected:
  vtkAttributesErrorMetric();
  virtual ~vtkAttributesErrorMetric();
 
  void ComputeSquareAbsoluteAttributeTolerance();
 
  double AttributeTolerance;
 
  double SquareAbsoluteAttributeTolerance; // cached value computed from
  // AttributeTolerance and active attribute/component
 
  double AbsoluteAttributeTolerance;
  int DefinedByAbsolute;
 
  vtkTimeStamp SquareAbsoluteAttributeToleranceComputeTime;
 
  double Range; // cached value computed from active attribute/component
 
  vtkGenericAttributeCollection *AttributeCollection;
 
private:
  vtkAttributesErrorMetric(const vtkAttributesErrorMetric&);  // Not implemented.
  void operator=(const vtkAttributesErrorMetric&);  // Not implemented.
};
 
#endif