vtkMRMLDiffusionWeightedVolumeNode.h

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/*=auto=========================================================================

  Portions (c) Copyright 2005 Brigham and Women's Hospital (BWH) All Rights Reserved.

  See COPYRIGHT.txt
  or http://www.slicer.org/copyright/copyright.txt for details.

  Program:   3D Slicer
  Module:    $RCSfile: vtkMRMLVolumeNode.h,v $
  Date:      $Date: 2006/03/19 17:12:29 $
  Version:   $Revision: 1.13 $

=========================================================================auto=*/

#ifndef __vtkMRMLDiffusionWeightedVolumeNode_h
#define __vtkMRMLDiffusionWeightedVolumeNode_h

#include "vtkMRMLScalarVolumeNode.h"
class vtkMRMLDiffusionWeightedVolumeDisplayNode;

class vtkImageData;
class vtkDoubleArray;
class vtkImageExtractComponents;

class VTK_MRML_EXPORT vtkMRMLDiffusionWeightedVolumeNode : public vtkMRMLScalarVolumeNode
{
  public:
  static vtkMRMLDiffusionWeightedVolumeNode *New();
  vtkTypeMacro(vtkMRMLDiffusionWeightedVolumeNode,vtkMRMLScalarVolumeNode);
  void PrintSelf(ostream& os, vtkIndent indent);

  virtual vtkMRMLNode* CreateNodeInstance();

  virtual void ReadXMLAttributes( const char** atts);

  virtual void WriteXML(ostream& of, int indent);

  virtual void Copy(vtkMRMLNode *node);

  virtual const char* GetNodeTagName() {return "DiffusionWeightedVolume";};

  void SetNumberOfGradients(int val);
  vtkGetMacro(NumberOfGradients,int);

  void SetDiffusionGradient(int val, const double g[3]);
  void SetDiffusionGradients(vtkDoubleArray *grad);
  double *GetDiffusionGradient(int val);
  void GetDiffusionGradient(int val, double g[3]);  
  vtkGetObjectMacro(DiffusionGradients,vtkDoubleArray);

  void SetBValue (int val, const double b);
  void SetBValues (vtkDoubleArray *bValue);
#ifdef GetBValue
#undef GetBValue
#endif
  double GetBValue(int val);
  vtkGetObjectMacro(BValues,vtkDoubleArray);

  void SetMeasurementFrameMatrix(const double mf[3][3]);
  void GetMeasurementFrameMatrix(double mf[3][3]);
  void SetMeasurementFrameMatrix(const double xr, const double xa, const double xs,
                           const double yr, const double ya, const double ys,
                           const double zr, const double za, const double zs);

  void SetMeasurementFrameMatrix(vtkMatrix4x4 *mat);
  void GetMeasurementFrameMatrix(vtkMatrix4x4 *mat);
 
  virtual vtkMRMLDiffusionWeightedVolumeDisplayNode* GetDiffusionWeightedVolumeDisplayNode();

  virtual vtkMRMLStorageNode* CreateDefaultStorageNode();

protected:
  vtkMRMLDiffusionWeightedVolumeNode();
  ~vtkMRMLDiffusionWeightedVolumeNode();
  vtkMRMLDiffusionWeightedVolumeNode(const vtkMRMLDiffusionWeightedVolumeNode&);
  void operator=(const vtkMRMLDiffusionWeightedVolumeNode&);
  
  double MeasurementFrameMatrix[3][3];
  
  vtkDoubleArray *DiffusionGradients;
  vtkDoubleArray *BValues;
  
  int NumberOfGradients;

  vtkImageExtractComponents *ExtractComponents;

};

#endif