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common/vtkDataSetAttributes.h

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

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


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

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 __vtkDataSetAttributes_h
#define __vtkDataSetAttributes_h

#include "vtkObject.h"
#include "vtkScalars.h"
#include "vtkVectors.h"
#include "vtkNormals.h"
#include "vtkTCoords.h"
#include "vtkTensors.h"
#include "vtkFieldData.h"
#include "vtkGhostLevels.h"

class VTK_EXPORT vtkDataSetAttributes : public vtkObject
{
public:
  static vtkDataSetAttributes *New();
  
  vtkTypeMacro(vtkDataSetAttributes,vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);

  void Initialize();

  virtual void Update() {};

  void PassData(vtkDataSetAttributes* pd);

  void PassNoReplaceData(vtkDataSetAttributes* pd);

  void CopyAllocate(vtkDataSetAttributes* pd, int sze=0, int ext=1000);

  void CopyData(vtkDataSetAttributes *fromPd, int fromId, int toId);

  void InterpolateAllocate(vtkDataSetAttributes* pd, int sze=0, int ext=1000);
  
  void InterpolatePoint(vtkDataSetAttributes *fromPd, int toId, 
                        vtkIdList *ids, float *weights);
  
  void InterpolateEdge(vtkDataSetAttributes *fromPd, int toId, int p1, int p2,
                        float t);

  void InterpolateTime(vtkDataSetAttributes *from1, vtkDataSetAttributes *from2,
                       int id, float t);

  void DeepCopy(vtkDataSetAttributes *pd);

  void ShallowCopy(vtkDataSetAttributes *pd);

  void Squeeze();

  unsigned long int GetMTime();

  vtkSetObjectMacro(Scalars,vtkScalars);
  vtkGetObjectMacro(Scalars,vtkScalars);

  vtkSetObjectMacro(Vectors,vtkVectors);
  vtkGetObjectMacro(Vectors,vtkVectors);

  vtkSetObjectMacro(Normals,vtkNormals);
  vtkGetObjectMacro(Normals,vtkNormals);

  vtkSetObjectMacro(GhostLevels, vtkGhostLevels);
  vtkGetObjectMacro(GhostLevels, vtkGhostLevels);

  vtkSetObjectMacro(TCoords,vtkTCoords);
  vtkGetObjectMacro(TCoords,vtkTCoords);

  vtkSetObjectMacro(Tensors,vtkTensors);
  vtkGetObjectMacro(Tensors,vtkTensors);

  vtkSetObjectMacro(FieldData,vtkFieldData);
  vtkGetObjectMacro(FieldData,vtkFieldData);

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

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

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

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

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

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

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

  int GetAnyEnabled() {return this->AnyEnabled;}

  void CopyAllOn();

  void CopyAllOff();

  void CopyTuple(vtkDataArray *fromData, vtkDataArray *toData, int fromId, 
                 int toId);

  unsigned long GetActualMemorySize();
  
#ifndef VTK_REMOVE_LEGACY_CODE

  void DeepCopy(vtkDataSetAttributes &pd) 
    {VTK_LEGACY_METHOD(DeepCopy,"3.2"); this->DeepCopy(&pd);}
  void ShallowCopy(vtkDataSetAttributes &pd) 
    {VTK_LEGACY_METHOD(ShalowCopy,"3.2"); this->ShallowCopy(&pd);}
#endif
  
protected:
  vtkDataSetAttributes();
  ~vtkDataSetAttributes();
  vtkDataSetAttributes(const vtkDataSetAttributes&) {};
  void operator=(const vtkDataSetAttributes&) {};

  // special methods to support managing data
  void InterpolateTuple(vtkDataArray *fromData, vtkDataArray *toData, int toId,
                        vtkIdList *ptIds, float *weights);
  void InterpolateTuple(vtkDataArray *fromData, vtkDataArray *toData, int toId,
                        int id1, int id2, float t);
  void InterpolateTuple(vtkDataArray *fromData1, vtkDataArray *fromData2, 
                        vtkDataArray *toData, int id, float t);
  
  // support manipulation and access of attribute data
  vtkScalars *Scalars;
  vtkVectors *Vectors;
  vtkNormals *Normals;
  vtkTCoords *TCoords;
  vtkTensors *Tensors;
  vtkFieldData *FieldData;
  vtkGhostLevels *GhostLevels;

  // User flags control whether data is to be copied
  int CopyScalars;
  int CopyVectors;
  int CopyNormals;
  int CopyTCoords;
  int CopyTensors;
  int CopyFieldData;
  int CopyGhostLevels;

  // Flags are evaluated in CopyAllocate to determine whether copying is possible
  int AnyEnabled;
  int CopyScalarsEnabled;
  int CopyVectorsEnabled;
  int CopyNormalsEnabled;
  int CopyTCoordsEnabled;
  int CopyTensorsEnabled;
  int CopyFieldDataEnabled;
  int CopyGhostLevelsEnabled;

  // used to set null values
  float Null3Tuple[3];
  float Null4Tuple[4];
  vtkTensor *NullTensor;
  float *NullTuple;
  int TupleSize;
  float *Tuple;
};

#endif

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