vtkFieldDataToAttributeDataFilter.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkFieldDataToAttributeDataFilter.h,v $

  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 __vtkFieldDataToAttributeDataFilter_h
#define __vtkFieldDataToAttributeDataFilter_h

#include "vtkDataSetToDataSetFilter.h"

#define VTK_DATA_OBJECT_FIELD 0
#define VTK_POINT_DATA_FIELD 1
#define VTK_CELL_DATA_FIELD 2

#define VTK_CELL_DATA 0
#define VTK_POINT_DATA 1

class vtkDataArray;
class vtkDataSetAttributes;
class vtkFieldData;

class VTK_GRAPHICS_EXPORT vtkFieldDataToAttributeDataFilter : public vtkDataSetToDataSetFilter
{
public:
  void PrintSelf(ostream& os, vtkIndent indent);
  vtkTypeRevisionMacro(vtkFieldDataToAttributeDataFilter,vtkDataSetToDataSetFilter);

  static vtkFieldDataToAttributeDataFilter *New();


  vtkSetMacro(InputField,int);
  vtkGetMacro(InputField,int);
  void SetInputFieldToDataObjectField() 
    {this->SetInputField(VTK_DATA_OBJECT_FIELD);};
  void SetInputFieldToPointDataField() 
    {this->SetInputField(VTK_POINT_DATA_FIELD);};
  void SetInputFieldToCellDataField() 
    {this->SetInputField(VTK_CELL_DATA_FIELD);};
  

  vtkSetMacro(OutputAttributeData,int);
  vtkGetMacro(OutputAttributeData,int);
  void SetOutputAttributeDataToCellData() 
    {this->SetOutputAttributeData(VTK_CELL_DATA);};
  void SetOutputAttributeDataToPointData() 
    {this->SetOutputAttributeData(VTK_POINT_DATA);};


  void SetScalarComponent(int comp, const char *arrayName, int arrayComp,
                          int min, int max, int normalize);
  void SetScalarComponent(int comp, const char *arrayName, int arrayComp)
    {this->SetScalarComponent(comp, arrayName, arrayComp, -1, -1, this->DefaultNormalize);};
  const char *GetScalarComponentArrayName(int comp);
  int GetScalarComponentArrayComponent(int comp);
  int GetScalarComponentMinRange(int comp);
  int GetScalarComponentMaxRange(int comp);
  int GetScalarComponentNormalizeFlag(int comp);
  

  void SetVectorComponent(int comp, const char *arrayName, int arrayComp,
                          int min, int max, int normalize);
  void SetVectorComponent(int comp, const char *arrayName, int arrayComp)
    {this->SetVectorComponent(comp, arrayName, arrayComp, -1, -1, this->DefaultNormalize);};
  const char *GetVectorComponentArrayName(int comp);
  int GetVectorComponentArrayComponent(int comp);
  int GetVectorComponentMinRange(int comp);
  int GetVectorComponentMaxRange(int comp);
  int GetVectorComponentNormalizeFlag(int comp);
  

  void SetNormalComponent(int comp, const char *arrayName, int arrayComp,
                          int min, int max, int normalize);
  void SetNormalComponent(int comp, const char *arrayName, int arrayComp)
    {this->SetNormalComponent(comp, arrayName, arrayComp, -1, -1, this->DefaultNormalize);};
  const char *GetNormalComponentArrayName(int comp);
  int GetNormalComponentArrayComponent(int comp);
  int GetNormalComponentMinRange(int comp);
  int GetNormalComponentMaxRange(int comp);
  int GetNormalComponentNormalizeFlag(int comp);
  

  void SetTensorComponent(int comp, const char *arrayName, int arrayComp,
                          int min, int max, int normalize);
  void SetTensorComponent(int comp, const char *arrayName, int arrayComp)
    {this->SetTensorComponent(comp, arrayName, arrayComp, -1, -1, this->DefaultNormalize);};
  const char *GetTensorComponentArrayName(int comp);
  int GetTensorComponentArrayComponent(int comp);
  int GetTensorComponentMinRange(int comp);
  int GetTensorComponentMaxRange(int comp);
  int GetTensorComponentNormalizeFlag(int comp);
  

  void SetTCoordComponent(int comp, const char *arrayName, int arrayComp,
                          int min, int max, int normalize);
  void SetTCoordComponent(int comp, const char *arrayName, int arrayComp)
    {this->SetTCoordComponent(comp, arrayName, arrayComp, -1, -1, this->DefaultNormalize);};
  const char *GetTCoordComponentArrayName(int comp);
  int GetTCoordComponentArrayComponent(int comp);
  int GetTCoordComponentMinRange(int comp);
  int GetTCoordComponentMaxRange(int comp);
  int GetTCoordComponentNormalizeFlag(int comp);
  

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

  // Helper functions, made public to support other classes

  static int GetComponentsType(int numComp, vtkDataArray **arrays);


  static int ConstructArray(vtkDataArray *da, int comp, vtkDataArray *frray,
                            int fieldComp, vtkIdType min, vtkIdType max,
                            int normalize);

  static vtkDataArray *GetFieldArray(vtkFieldData *fd, char *name, int comp);
  
  static void SetArrayName(vtkObject *self, char* &name, const char *newName);
  
//BTX
  static int UpdateComponentRange(vtkDataArray *da, vtkIdType compRange[2]);
//ETX

  virtual void ComputeInputUpdateExtents( vtkDataObject *output );

protected:
  vtkFieldDataToAttributeDataFilter();
  ~vtkFieldDataToAttributeDataFilter();

  void Execute(); //generate output data

  int InputField;
  int OutputAttributeData;

  int NumberOfScalarComponents; //the number of components to fill-in
  char *ScalarArrays[4]; //the name of the arrays used to construct the scalar
  int ScalarArrayComponents[4]; //the components of the arrays used to construct
  vtkIdType ScalarComponentRange[4][2]; //the range of the components to use
  int ScalarNormalize[4]; //flags control normalization
  
  char *VectorArrays[3]; //the name of the arrays used to construct the vectors
  int VectorArrayComponents[3]; //the components of the arrays used to construct
  vtkIdType VectorComponentRange[3][2]; //the range of the components to use
  int VectorNormalize[3]; //flags control normalization
  
  char *GhostLevelArray; //the name of the array used to construct the ghost levels
  int GhostLevelArrayComponent; //the component of the array used to construct
  vtkIdType GhostLevelComponentRange[2]; //the range of the components to use
  int GhostLevelNormalize; //flags control normalization
  
  char *NormalArrays[3]; //the name of the arrays used to construct the normals
  int NormalArrayComponents[3]; //the components of the arrays used to construct
  vtkIdType NormalComponentRange[3][2]; //the range of the components to use
  int NormalNormalize[3]; //flags control normalization
  
  char *TensorArrays[9]; //the name of the arrays used to construct the tensors
  int TensorArrayComponents[9]; //the components of the arrays used to construct
  vtkIdType TensorComponentRange[9][2]; //the range of the components to use
  int TensorNormalize[9]; //flags control normalization
  
  int NumberOfTCoordComponents; //the number of components to fill-in
  char *TCoordArrays[3]; //the name of the arrays used to construct the tcoords
  int TCoordArrayComponents[3]; //the components of the arrays used to construct
  vtkIdType TCoordComponentRange[3][2]; //the range of the components to use
  int TCoordNormalize[3]; //flags control normalization
  
  int DefaultNormalize;

  void ConstructScalars(int num, vtkFieldData *fd, vtkDataSetAttributes *attr, 
                        vtkIdType componentRange[4][2], char *arrays[4], 
                        int arrayComponents[4], int normalize[4], int numComp);
  void ConstructVectors(int num, vtkFieldData *fd, vtkDataSetAttributes *attr, 
                        vtkIdType componentRange[3][2], char *arrays[3], 
                        int arrayComponents[3], int normalize[3]);
  void ConstructGhostLevels(int num, vtkFieldData *fd,
                            vtkDataSetAttributes *attr,
                            vtkIdType componentRange[2], 
                            char *array, int arrayComponent, int normalize);
  void ConstructNormals(int num, vtkFieldData *fd, vtkDataSetAttributes *attr, 
                        vtkIdType componentRange[3][2], char *arrays[3], 
                        int arrayComponents[3], int normalize[3]);
  void ConstructTCoords(int num, vtkFieldData *fd, vtkDataSetAttributes *attr, 
                        vtkIdType componentRange[3][2], char *arrays[3], 
                        int arrayComponents[3], int normalize[3], int numComp);
  void ConstructTensors(int num, vtkFieldData *fd, vtkDataSetAttributes *attr, 
                        vtkIdType componentRange[9][2], char *arrays[9], 
                        int arrayComponents[9], int normalize[9]);
  void ConstructFieldData(int num, vtkDataSetAttributes *attr);
  
private:
  vtkFieldDataToAttributeDataFilter(const vtkFieldDataToAttributeDataFilter&);  // Not implemented.
  void operator=(const vtkFieldDataToAttributeDataFilter&);  // Not implemented.
};

#endif

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