mitk::ScalarToRGBAConverter< T > Class Template Reference

List of all members.

Public Member Functions
	ScalarToRGBAConverter (const T *_dataPtr, unsigned char *_tmpPtr, int _sizeX, int _sizeY, int _sizeZ, mitk::TransferFunction::Pointer _tf)
float	sample (int x, int y, int z)
int	clamp (int x)
void	write (int x, int y, int z, float grayValue, float gx, float gy, float gz)
void	compute (int x, int y, int z)
void	computeClamp (int x, int y, int z)
void	compute1D (int y, int z)
void	computeClamp1D (int y, int z)
void	computeClamp2D (int z)
void	compute2D (int z)
void	fillSlices ()

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Detailed Description

template<class T>
class mitk::ScalarToRGBAConverter< T >

Definition at line 29 of file mitkColourImageProcessor.cpp.

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Constructor & Destructor Documentation

template<class T >

mitk::ScalarToRGBAConverter< T >::ScalarToRGBAConverter	(	const T *	_dataPtr,
		unsigned char *	_tmpPtr,
		int	_sizeX,
		int	_sizeY,
		int	_sizeZ,
		mitk::TransferFunction::Pointer	_tf
	)		[inline]

Definition at line 44 of file mitkColourImageProcessor.cpp.

        :

  ScalarToRGBAConverter( const T *_dataPtr,unsigned char *_tmpPtr,int _sizeX,int _sizeY,int _sizeZ,mitk::TransferFunction::Pointer _tf )
  {
    dataPtr=_dataPtr;
    tmpPtr=_tmpPtr;
    sizeX=_sizeX;
    sizeY=_sizeY;
    sizeZ=_sizeZ;

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Member Function Documentation

template<class T >

int mitk::ScalarToRGBAConverter< T >::clamp

(

int

x )

[inline]

Definition at line 65 of file mitkColourImageProcessor.cpp.

  {
    return float(dataPtr[ x + y * sizeX + z * sizeXY ]);

template<class T >

void mitk::ScalarToRGBAConverter< T >::compute	(	int	x,
		int	y,
		int	z
	)		[inline]

Definition at line 103 of file mitkColourImageProcessor.cpp.

  {
    float grayValue = sample(x,y,z);
    float gx,gy,gz;

template<class T >

void mitk::ScalarToRGBAConverter< T >::compute1D	(	int	y,
		int	z
	)		[inline]

Definition at line 136 of file mitkColourImageProcessor.cpp.

  {
    int x;
    
    x=0;
    computeClamp(x,y,z);
    x++;
    
    while(x<sizeX-1)
    {
      compute(x,y,z);     
      x++;
    }

template<class T >

void mitk::ScalarToRGBAConverter< T >::compute2D

(

int

z )

[inline]

Definition at line 183 of file mitkColourImageProcessor.cpp.

References mitk::ScalarToRGBAConverter< T >::computeClamp1D().

    {
      computeClamp1D(y,z);     
      y++;
    }
  }
  
  inline void compute2D(int z)
  {
    int y;

    y=0;
    computeClamp1D(y,z);     
    y++;
    
    while(y<sizeY-1)
    {
      compute1D(y,z);     
      y++;
    }

template<class T >

void mitk::ScalarToRGBAConverter< T >::computeClamp	(	int	x,
		int	y,
		int	z
	)		[inline]

Definition at line 116 of file mitkColourImageProcessor.cpp.

Referenced by mitk::ScalarToRGBAConverter< T >::computeClamp1D(), and mitk::ScalarToRGBAConverter< T >::computeClamp2D().

  {
    float grayValue = sample(x,y,z);
    float gx,gy,gz;

    if(x==0)            gx = 2.0f * ( sample(x+1,y,z) - grayValue       );
    else if(x==sizeXm1) gx = 2.0f * ( grayValue       - sample(x-1,y,z) );
    else                gx =          sample(x+1,y,z) - sample(x-1,y,z);
    
    if(y==0)            gy = 2.0f * ( sample(x,y+1,z) - grayValue       );
    else if(y==sizeYm1) gy = 2.0f * ( grayValue       - sample(x,y-1,z) );
    else                gy =          sample(x,y+1,z) - sample(x,y-1,z);

template<class T >

void mitk::ScalarToRGBAConverter< T >::computeClamp1D	(	int	y,
		int	z
	)		[inline]

Definition at line 157 of file mitkColourImageProcessor.cpp.

References mitk::ScalarToRGBAConverter< T >::computeClamp().

Referenced by mitk::ScalarToRGBAConverter< T >::compute2D(), and mitk::ScalarToRGBAConverter< T >::fillSlices().

    {
      computeClamp(x,y,z);
      x++;
    }
  }      

  inline void computeClamp1D(int y,int z)
  {
    int x;
    
    x=0;

template<class T >

void mitk::ScalarToRGBAConverter< T >::computeClamp2D

(

int

z )

[inline]

Definition at line 170 of file mitkColourImageProcessor.cpp.

References mitk::ScalarToRGBAConverter< T >::computeClamp().

    {
      computeClamp(x,y,z);     
      x++;
    }
  }      
        
  inline void computeClamp2D(int z)
  {
    int y;

    y=0;

template<class T >

void mitk::ScalarToRGBAConverter< T >::fillSlices

(

)

[inline]

Definition at line 204 of file mitkColourImageProcessor.cpp.

References mitk::ScalarToRGBAConverter< T >::computeClamp1D().

    {
      computeClamp1D(y,z);
      y++;
    }
  }
  
  inline void fillSlices()
  {
    int z;

    for(z=0;z<sizeZ;z++)

template<class T >

float mitk::ScalarToRGBAConverter< T >::sample	(	int	x,
		int	y,
		int	z
	)		[inline]

Definition at line 60 of file mitkColourImageProcessor.cpp.

  {

template<class T >

void mitk::ScalarToRGBAConverter< T >::write	(	int	x,
		int	y,
		int	z,
		float	grayValue,
		float	gx,
		float	gy,
		float	gz
	)		[inline]

Definition at line 71 of file mitkColourImageProcessor.cpp.

  {
    if(x<0) x=0; else if(x>255) x=255;
    return x;
  }
  
  inline void write(int x,int y,int z,float grayValue,float gx,float gy,float gz)
  {
  
 /*       
    gx /= aspect[0];
    gy /= aspect[1];
    gz /= aspect[2];
 */
    // Compute the gradient magnitude

    float t = sqrtf( gx*gx + gy*gy + gz*gz );

    int doff = x + y * sizeX + z * sizeXY;
    
    vtkPiecewiseFunction* opacityTransferFunction = tf->GetScalarOpacityFunction();
    vtkPiecewiseFunction* gradientTransferFunction = tf->GetGradientOpacityFunction();
    vtkColorTransferFunction* colorTransferFunction = tf->GetColorTransferFunction();

    double rgb[3];
    colorTransferFunction->GetColor( double(grayValue), rgb);
    
    double opacity= opacityTransferFunction->GetValue( double(grayValue) );
    

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The documentation for this class was generated from the following file:

• mitkColourImageProcessor.cpp