vtkBivariateLinearTableThreshold.h

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/*=========================================================================
 
Program:   Visualization Toolkit
Module:    vtkBivariateLinearTableThreshold.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.
 
=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2009 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef vtkBivariateLinearTableThreshold__h
#define vtkBivariateLinearTableThreshold__h
 
#include "vtkFiltersStatisticsModule.h" // For export macro
#include "vtkTableAlgorithm.h"
#include "vtkSmartPointer.h"  //Required for smart pointer internal ivars
 
class vtkDataArrayCollection;
class vtkDoubleArray;
class vtkIdTypeArray;
class vtkTable;
 
class VTKFILTERSSTATISTICS_EXPORT vtkBivariateLinearTableThreshold : public vtkTableAlgorithm
{
public:
  static vtkBivariateLinearTableThreshold* New();
  vtkTypeMacro(vtkBivariateLinearTableThreshold, vtkTableAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  vtkSetMacro(Inclusive,int);
  vtkGetMacro(Inclusive,int);
 
  void AddColumnToThreshold(vtkIdType column, vtkIdType component);
 
  int GetNumberOfColumnsToThreshold();
 
  void GetColumnToThreshold(vtkIdType idx, vtkIdType& column, vtkIdType& component);
 
  void ClearColumnsToThreshold();
 
  vtkIdTypeArray* GetSelectedRowIds(int selection=0);
 
  //BTX
  enum OutputPorts
  {
    OUTPUT_ROW_IDS=0,
    OUTPUT_ROW_DATA
  };
  enum LinearThresholdType
  {
    BLT_ABOVE=0,
    BLT_BELOW,
    BLT_NEAR,
    BLT_BETWEEN
  };
  //ETX
 
  void Initialize();
 
  void AddLineEquation(double* p1, double* p2);
 
  void AddLineEquation(double* p, double slope);
 
  void AddLineEquation(double a, double b, double c);
 
  void ClearLineEquations();
 
 
  vtkGetMacro(LinearThresholdType,int);
  vtkSetMacro(LinearThresholdType,int);
  void SetLinearThresholdTypeToAbove() { this->SetLinearThresholdType(vtkBivariateLinearTableThreshold::BLT_ABOVE); }
  void SetLinearThresholdTypeToBelow() { this->SetLinearThresholdType(vtkBivariateLinearTableThreshold::BLT_BELOW); }
  void SetLinearThresholdTypeToNear() { this->SetLinearThresholdType(vtkBivariateLinearTableThreshold::BLT_NEAR); }
  void SetLinearThresholdTypeToBetween() { this->SetLinearThresholdType(vtkBivariateLinearTableThreshold::BLT_BETWEEN); }
 
 
  vtkSetVector2Macro(ColumnRanges,double);
  vtkGetVector2Macro(ColumnRanges,double);
 
 
  vtkSetMacro(DistanceThreshold,double);
  vtkGetMacro(DistanceThreshold,double);
 
 
  vtkSetMacro(UseNormalizedDistance,int);
  vtkGetMacro(UseNormalizedDistance,int);
  vtkBooleanMacro(UseNormalizedDistance,int);
 
  static void ComputeImplicitLineFunction(double* p1, double* p2, double* abc);
 
  static void ComputeImplicitLineFunction(double* p, double slope, double* abc);
 
protected:
  vtkBivariateLinearTableThreshold();
  virtual ~vtkBivariateLinearTableThreshold();
 
  double ColumnRanges[2];
  double DistanceThreshold;
  int Inclusive;
  int LinearThresholdType;
  int NumberOfLineEquations;
  int UseNormalizedDistance;
 
  //BTX
  vtkSmartPointer<vtkDoubleArray> LineEquations;
  class Internals;
  Internals* Implementation;
  //ETX
 
  virtual int RequestData(
    vtkInformation*,
    vtkInformationVector**,
    vtkInformationVector*);
 
  virtual int FillInputPortInformation( int port, vtkInformation* info );
  virtual int FillOutputPortInformation( int port, vtkInformation* info );
 
  virtual int ApplyThreshold(vtkTable* tableToThreshold, vtkIdTypeArray* acceptedIds);
 
  int ThresholdAbove(double x, double y);
 
  int ThresholdBelow(double x, double y);
 
  int ThresholdNear(double x, double y);
 
 
  int ThresholdBetween(double x, double y);
private:
  vtkBivariateLinearTableThreshold(const vtkBivariateLinearTableThreshold&); // Not implemented
  void operator=(const vtkBivariateLinearTableThreshold&); // Not implemented
};
 
#endif