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dox/Imaging/vtkImageMathematics.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkImageMathematics.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00027 #ifndef __vtkImageMathematics_h
00028 #define __vtkImageMathematics_h
00029 
00030 
00031 // Operation options.
00032 #define VTK_ADD                0
00033 #define VTK_SUBTRACT           1
00034 #define VTK_MULTIPLY           2
00035 #define VTK_DIVIDE             3
00036 #define VTK_INVERT             4
00037 #define VTK_SIN                5
00038 #define VTK_COS                6
00039 #define VTK_EXP                7
00040 #define VTK_LOG                8
00041 #define VTK_ABS                9
00042 #define VTK_SQR               10
00043 #define VTK_SQRT              11
00044 #define VTK_MIN               12
00045 #define VTK_MAX               13
00046 #define VTK_ATAN              14
00047 #define VTK_ATAN2             15
00048 #define VTK_MULTIPLYBYK       16
00049 #define VTK_ADDC              17
00050 #define VTK_CONJUGATE         18
00051 #define VTK_COMPLEX_MULTIPLY  19
00052 #define VTK_REPLACECBYK       20
00053 
00054 #include "vtkThreadedImageAlgorithm.h"
00055 
00056 class VTK_IMAGING_EXPORT vtkImageMathematics : public vtkThreadedImageAlgorithm
00057 {
00058 public:
00059   static vtkImageMathematics *New();
00060   vtkTypeRevisionMacro(vtkImageMathematics,vtkThreadedImageAlgorithm);
00061   void PrintSelf(ostream& os, vtkIndent indent);
00062 
00064 
00065   vtkSetMacro(Operation,int);
00066   vtkGetMacro(Operation,int);
00067   void SetOperationToAdd() {this->SetOperation(VTK_ADD);};
00068   void SetOperationToSubtract() {this->SetOperation(VTK_SUBTRACT);};
00069   void SetOperationToMultiply() {this->SetOperation(VTK_MULTIPLY);};
00070   void SetOperationToDivide() {this->SetOperation(VTK_DIVIDE);};
00071   void SetOperationToConjugate() {this->SetOperation(VTK_CONJUGATE);};
00072   void SetOperationToComplexMultiply()
00073     {this->SetOperation(VTK_COMPLEX_MULTIPLY);};
00075 
00076   void SetOperationToInvert() {this->SetOperation(VTK_INVERT);};
00077   void SetOperationToSin() {this->SetOperation(VTK_SIN);};
00078   void SetOperationToCos() {this->SetOperation(VTK_COS);};
00079   void SetOperationToExp() {this->SetOperation(VTK_EXP);};
00080   void SetOperationToLog() {this->SetOperation(VTK_LOG);};
00081   void SetOperationToAbsoluteValue() {this->SetOperation(VTK_ABS);};
00082   void SetOperationToSquare() {this->SetOperation(VTK_SQR);};
00083   void SetOperationToSquareRoot() {this->SetOperation(VTK_SQRT);};
00084   void SetOperationToMin() {this->SetOperation(VTK_MIN);};
00085   void SetOperationToMax() {this->SetOperation(VTK_MAX);};
00086 
00087   void SetOperationToATAN() {this->SetOperation(VTK_ATAN);};
00088   void SetOperationToATAN2() {this->SetOperation(VTK_ATAN2);};
00089   void SetOperationToMultiplyByK() {this->SetOperation(VTK_MULTIPLYBYK);};
00090   void SetOperationToAddConstant() {this->SetOperation(VTK_ADDC);};
00091   void SetOperationToReplaceCByK() {this->SetOperation(VTK_REPLACECBYK);};
00092   vtkSetMacro(ConstantK,double);
00093   vtkGetMacro(ConstantK,double);
00094   vtkSetMacro(ConstantC,double);
00095   vtkGetMacro(ConstantC,double);
00096 
00097   // How to handle divide by zero
00098   vtkSetMacro(DivideByZeroToC,int);
00099   vtkGetMacro(DivideByZeroToC,int);
00100   vtkBooleanMacro(DivideByZeroToC,int);
00101 
00103 
00104   virtual void SetInput1(vtkDataObject *in) { this->SetInput(0,in); }
00105   virtual void SetInput2(vtkDataObject *in) { this->SetInput(1,in); }
00107 
00108 protected:
00109   vtkImageMathematics();
00110   ~vtkImageMathematics() {};
00111 
00112   int Operation;
00113   double ConstantK;
00114   double ConstantC;
00115   int DivideByZeroToC;
00116 
00117   virtual int RequestInformation (vtkInformation *,
00118                                   vtkInformationVector **,
00119                                   vtkInformationVector *);
00120 
00121   virtual void ThreadedRequestData(vtkInformation *request,
00122                                    vtkInformationVector **inputVector,
00123                                    vtkInformationVector *outputVector,
00124                                    vtkImageData ***inData,
00125                                    vtkImageData **outData,
00126                                    int extent[6], int threadId);
00127 
00128   virtual int FillInputPortInformation(int port, vtkInformation* info);
00129 
00130 private:
00131   vtkImageMathematics(const vtkImageMathematics&);  // Not implemented.
00132   void operator=(const vtkImageMathematics&);  // Not implemented.
00133 };
00134 
00135 #endif
00136 
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