vtkImageReslice.h

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

  Program:   Visualization Toolkit
  Module:    vtkImageReslice.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 vtkImageReslice_h
#define vtkImageReslice_h


#include "vtkImagingCoreModule.h" // For export macro
#include "vtkThreadedImageAlgorithm.h"

// interpolation mode constants
#define VTK_RESLICE_NEAREST VTK_NEAREST_INTERPOLATION
#define VTK_RESLICE_LINEAR VTK_LINEAR_INTERPOLATION
#define VTK_RESLICE_CUBIC VTK_CUBIC_INTERPOLATION

class vtkImageData;
class vtkAbstractTransform;
class vtkMatrix4x4;
class vtkImageStencilData;
class vtkScalarsToColors;
class vtkAbstractImageInterpolator;

class VTKIMAGINGCORE_EXPORT vtkImageReslice : public vtkThreadedImageAlgorithm
{
public:
  static vtkImageReslice *New();
  vtkTypeMacro(vtkImageReslice, vtkThreadedImageAlgorithm);

  virtual void PrintSelf(ostream& os, vtkIndent indent);


  virtual void SetResliceAxes(vtkMatrix4x4*);
  vtkGetObjectMacro(ResliceAxes, vtkMatrix4x4);


  void SetResliceAxesDirectionCosines(double x0, double x1, double x2,
                                      double y0, double y1, double y2,
                                      double z0, double z1, double z2);
  void SetResliceAxesDirectionCosines(const double x[3],
                                      const double y[3],
                                      const double z[3]) {
    this->SetResliceAxesDirectionCosines(x[0], x[1], x[2],
                                         y[0], y[1], y[2],
                                         z[0], z[1], z[2]); };
  void SetResliceAxesDirectionCosines(const double xyz[9]) {
    this->SetResliceAxesDirectionCosines(xyz[0], xyz[1], xyz[2],
                                         xyz[3], xyz[4], xyz[5],
                                         xyz[6], xyz[7], xyz[8]); };
  void GetResliceAxesDirectionCosines(double x[3], double y[3], double z[3]);
  void GetResliceAxesDirectionCosines(double xyz[9]) {
    this->GetResliceAxesDirectionCosines(&xyz[0], &xyz[3], &xyz[6]); };
  double *GetResliceAxesDirectionCosines() {
    this->GetResliceAxesDirectionCosines(this->ResliceAxesDirectionCosines);
    return this->ResliceAxesDirectionCosines; };


  void SetResliceAxesOrigin(double x, double y, double z);
  void SetResliceAxesOrigin(const double xyz[3]) {
    this->SetResliceAxesOrigin(xyz[0], xyz[1], xyz[2]); };
  void GetResliceAxesOrigin(double xyz[3]);
  double *GetResliceAxesOrigin() {
    this->GetResliceAxesOrigin(this->ResliceAxesOrigin);
    return this->ResliceAxesOrigin; };


  virtual void SetResliceTransform(vtkAbstractTransform*);
  vtkGetObjectMacro(ResliceTransform, vtkAbstractTransform);


  virtual void SetInformationInput(vtkImageData*);
  vtkGetObjectMacro(InformationInput, vtkImageData);


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


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


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


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


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


  vtkSetClampMacro(InterpolationMode, int,
                   VTK_RESLICE_NEAREST, VTK_RESLICE_CUBIC);
  vtkGetMacro(InterpolationMode, int);
  void SetInterpolationModeToNearestNeighbor() {
    this->SetInterpolationMode(VTK_RESLICE_NEAREST); };
  void SetInterpolationModeToLinear() {
    this->SetInterpolationMode(VTK_RESLICE_LINEAR); };
  void SetInterpolationModeToCubic() {
    this->SetInterpolationMode(VTK_RESLICE_CUBIC); };
  virtual const char *GetInterpolationModeAsString();


  virtual void SetInterpolator(vtkAbstractImageInterpolator *sampler);
  virtual vtkAbstractImageInterpolator *GetInterpolator();


  vtkSetClampMacro(SlabMode, int, VTK_IMAGE_SLAB_MIN, VTK_IMAGE_SLAB_SUM);
  vtkGetMacro(SlabMode, int);
  void SetSlabModeToMin() {
    this->SetSlabMode(VTK_IMAGE_SLAB_MIN); };
  void SetSlabModeToMax() {
    this->SetSlabMode(VTK_IMAGE_SLAB_MAX); };
  void SetSlabModeToMean() {
    this->SetSlabMode(VTK_IMAGE_SLAB_MEAN); };
  void SetSlabModeToSum() {
    this->SetSlabMode(VTK_IMAGE_SLAB_SUM); };
  virtual const char *GetSlabModeAsString();


  vtkSetMacro(SlabNumberOfSlices, int);
  vtkGetMacro(SlabNumberOfSlices, int);


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


  vtkSetMacro(SlabSliceSpacingFraction, double);
  vtkGetMacro(SlabSliceSpacingFraction, double);


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


  vtkSetMacro(ScalarShift, double);
  vtkGetMacro(ScalarShift, double);


  vtkSetMacro(ScalarScale, double);
  vtkGetMacro(ScalarScale, double)


  vtkSetMacro(OutputScalarType, int);
  vtkGetMacro(OutputScalarType, int);


  vtkSetVector4Macro(BackgroundColor, double);
  vtkGetVector4Macro(BackgroundColor, double);


  void SetBackgroundLevel(double v) { this->SetBackgroundColor(v,v,v,v); };
  double GetBackgroundLevel() { return this->GetBackgroundColor()[0]; };


  virtual void SetOutputSpacing(double x, double y, double z);
  virtual void SetOutputSpacing(const double a[3]) {
    this->SetOutputSpacing(a[0], a[1], a[2]); };
  vtkGetVector3Macro(OutputSpacing, double);
  void SetOutputSpacingToDefault();


  virtual void SetOutputOrigin(double x, double y, double z);
  virtual void SetOutputOrigin(const double a[3]) {
    this->SetOutputOrigin(a[0], a[1], a[2]); };
  vtkGetVector3Macro(OutputOrigin, double);
  void SetOutputOriginToDefault();


  virtual void SetOutputExtent(int a, int b, int c, int d, int e, int f);
  virtual void SetOutputExtent(const int a[6]) {
    this->SetOutputExtent(a[0], a[1], a[2], a[3], a[4], a[5]); };
  vtkGetVector6Macro(OutputExtent, int);
  void SetOutputExtentToDefault();


  vtkSetMacro(OutputDimensionality, int);
  vtkGetMacro(OutputDimensionality, int);

  unsigned long int GetMTime();

  virtual void ReportReferences(vtkGarbageCollector*);


  void SetInterpolate(int t) {
    if (t && !this->GetInterpolate()) {
      this->SetInterpolationModeToLinear(); }
    else if (!t && this->GetInterpolate()) {
      this->SetInterpolationModeToNearestNeighbor(); } };
  void InterpolateOn() {
    this->SetInterpolate(1); };
  void InterpolateOff() {
    this->SetInterpolate(0); };
  int GetInterpolate() {
    return (this->GetInterpolationMode() != VTK_RESLICE_NEAREST); };


  void SetStencilData(vtkImageStencilData *stencil);
  vtkImageStencilData *GetStencil();


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


  vtkAlgorithmOutput *GetStencilOutputPort() {
    return this->GetOutputPort(1); }
  vtkImageStencilData *GetStencilOutput();
  void SetStencilOutput(vtkImageStencilData *stencil);

protected:
  vtkImageReslice();
  ~vtkImageReslice();

  vtkMatrix4x4 *ResliceAxes;
  double ResliceAxesDirectionCosines[9];
  double ResliceAxesOrigin[3];
  vtkAbstractTransform *ResliceTransform;
  vtkAbstractImageInterpolator *Interpolator;
  vtkImageData *InformationInput;
  int Wrap;
  int Mirror;
  int Border;
  int InterpolationMode;
  int Optimization;
  int SlabMode;
  int SlabNumberOfSlices;
  int SlabTrapezoidIntegration;
  double SlabSliceSpacingFraction;
  double ScalarShift;
  double ScalarScale;
  double BackgroundColor[4];
  double OutputOrigin[3];
  double OutputSpacing[3];
  int OutputExtent[6];
  int OutputScalarType;
  int OutputDimensionality;
  int TransformInputSampling;
  int AutoCropOutput;
  int HitInputExtent;
  int UsePermuteExecute;
  int ComputeOutputSpacing;
  int ComputeOutputOrigin;
  int ComputeOutputExtent;
  int GenerateStencilOutput;

  vtkMatrix4x4 *IndexMatrix;
  vtkAbstractTransform *OptimizedTransform;

  int HasConvertScalars;

  virtual int ConvertScalarInfo(int &scalarType, int &numComponents);


  virtual void ConvertScalars(void *inPtr, void *outPtr,
                              int inputType, int inputNumComponents,
                              int count, int idX, int idY, int idZ,
                              int threadId);

  void ConvertScalarsBase(void *inPtr, void *outPtr,
                          int inputType, int inputNumComponents,
                          int count, int idX, int idY, int idZ, int threadId) {
    this->ConvertScalars(inPtr, outPtr, inputType, inputNumComponents,
                         count, idX, idY, idZ, threadId); }

  void GetAutoCroppedOutputBounds(vtkInformation *inInfo, double bounds[6]);
  virtual void AllocateOutputData(vtkImageData *output, vtkInformation *outInfo, int *uExtent);
  virtual vtkImageData *AllocateOutputData(vtkDataObject *, vtkInformation *);
  virtual int RequestInformation(vtkInformation *, vtkInformationVector **,
                                 vtkInformationVector *);
  virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **,
                                  vtkInformationVector *);
  virtual int RequestData(vtkInformation *, vtkInformationVector **,
                          vtkInformationVector *);
  virtual void ThreadedRequestData(vtkInformation *request,
                                   vtkInformationVector **inputVector,
                                   vtkInformationVector *outputVector,
                                   vtkImageData ***inData,
                                   vtkImageData **outData, int ext[6], int id);
  virtual int FillInputPortInformation(int port, vtkInformation *info);
  virtual int FillOutputPortInformation(int port, vtkInformation *info);

  vtkMatrix4x4 *GetIndexMatrix(vtkInformation *inInfo,
                               vtkInformation *outInfo);
  vtkAbstractTransform *GetOptimizedTransform() {
    return this->OptimizedTransform; };

private:
  vtkImageReslice(const vtkImageReslice&);  // Not implemented.
  void operator=(const vtkImageReslice&);  // Not implemented.
};

#endif