ossimNormRgbVector Class Reference

#include <ossimNormRgbVector.h>

Public Member Functions
	ossimNormRgbVector (ossim_float64 r=0, ossim_float64 g=0, ossim_float64 b=0)
	ossimNormRgbVector (ossim_float64 grey)
	ossimNormRgbVector (ossim_float64 colorData[3])
	ossimNormRgbVector (const ossimNormRgbVector &rgb)
	ossimNormRgbVector (const ossimRgbVector &rgb)
	ossimNormRgbVector (const ossimJpegYCbCrVector &YCbCr)
	ossimNormRgbVector (const ossimHsiVector &hsi)
	ossimNormRgbVector (const ossimHsvVector &hsv)
	ossimNormRgbVector (const ossimCmyVector &cmy)
ossimNormRgbVector	operator- (const ossimNormRgbVector &rgb) const
ossimNormRgbVector	operator* (ossim_float64 t) const
const ossimNormRgbVector &	operator= (const ossimJpegYCbCrVector &data)
const ossimNormRgbVector &	operator= (const ossimHsiVector &hsi)
const ossimNormRgbVector &	operator= (const ossimHsvVector &hsv)
const ossimNormRgbVector &	operator= (const ossimCmyVector &cmy)
bool	operator== (const ossimNormRgbVector &rgb)
bool	operator!= (const ossimNormRgbVector &rgb)
ossim_float64	getR () const
ossim_float64	getG () const
ossim_float64	getB () const
void	setR (ossim_float64 r)
void	setG (ossim_float64 g)
void	setB (ossim_float64 b)

Static Public Member Functions
static ossim_float64	clamp (ossim_float64 colorValue, ossim_float64 min=0.0, ossim_float64 max=1.0)

Protected Attributes
ossim_float64	theBuf [3]

Friends
std::ostream &	operator<< (std::ostream &out, const ossimNormRgbVector &data)

Detailed Description

Definition at line 21 of file ossimNormRgbVector.h.

Constructor & Destructor Documentation

ossimNormRgbVector() [1/9]

ossimNormRgbVector::ossimNormRgbVector ( ossim_float64  r = 0, ossim_float64  g = 0, ossim_float64  b = 0  )

inline

Definition at line 32 of file ossimNormRgbVector.h.

      {
         theBuf[0] = r;
         theBuf[1] = g;
         theBuf[2] = b;
      }

ossimNormRgbVector() [2/9]

ossimNormRgbVector::ossimNormRgbVector ( ossim_float64  grey )

inline

Definition at line 38 of file ossimNormRgbVector.h.

      {
         theBuf[0] = grey;
         theBuf[1] = grey;
         theBuf[2] = grey;
      }

ossimNormRgbVector() [3/9]

ossimNormRgbVector::ossimNormRgbVector ( ossim_float64  colorData[3] )

inline

Definition at line 44 of file ossimNormRgbVector.h.

      {
         theBuf[0] = colorData[0];
         theBuf[1] = colorData[1];
         theBuf[2] = colorData[2];
      }

ossimNormRgbVector() [4/9]

ossimNormRgbVector::ossimNormRgbVector ( const ossimNormRgbVector &  rgb )

inline

Definition at line 50 of file ossimNormRgbVector.h.

References theBuf.

   {
      theBuf[0] = rgb.theBuf[0];
      theBuf[1] = rgb.theBuf[1];
      theBuf[2] = rgb.theBuf[2];
   }

ossimNormRgbVector() [5/9]

ossimNormRgbVector::ossimNormRgbVector

(

const ossimRgbVector &

rgb

)

Definition at line 19 of file ossimNormRgbVector.cpp.

References ossimRgbVector::getB(), ossimRgbVector::getG(), ossimRgbVector::getR(), and theBuf.

{
   theBuf[0] = rgb.getR()/255.0;
   theBuf[1] = rgb.getG()/255.0;
   theBuf[2] = rgb.getB()/255.0;
}

ossimNormRgbVector() [6/9]

ossimNormRgbVector::ossimNormRgbVector

(

const ossimJpegYCbCrVector &

YCbCr

)

Definition at line 26 of file ossimNormRgbVector.cpp.

{
   (*this) = YCbCr;
   
}

ossimNormRgbVector() [7/9]

ossimNormRgbVector::ossimNormRgbVector

(

const ossimHsiVector &

hsi

)

Definition at line 32 of file ossimNormRgbVector.cpp.

{
   (*this)=hsi;
}

ossimNormRgbVector() [8/9]

ossimNormRgbVector::ossimNormRgbVector

(

const ossimHsvVector &

hsv

)

Definition at line 37 of file ossimNormRgbVector.cpp.

{
   (*this) = hsv;
}

ossimNormRgbVector() [9/9]

ossimNormRgbVector::ossimNormRgbVector

(

const ossimCmyVector &

cmy

)

Definition at line 42 of file ossimNormRgbVector.cpp.

References ossimCmyVector::getC(), ossimCmyVector::getM(), ossimCmyVector::getY(), and theBuf.

{
   theBuf[0] = 255 - cmy.getC();
   theBuf[1] = 255 - cmy.getM();
   theBuf[2] = 255 - cmy.getY();
}

Member Function Documentation

clamp()

static ossim_float64 ossimNormRgbVector::clamp ( ossim_float64  colorValue, ossim_float64  min = 0.0, ossim_float64  max = 1.0  )

inlinestatic

Definition at line 90 of file ossimNormRgbVector.h.

References max, and min.

Referenced by operator=().

      {
         colorValue = colorValue > max? max:colorValue;
         colorValue = colorValue < min? min:colorValue;
         
         return colorValue;
      }

getB()

ossim_float64 ossimNormRgbVector::getB ( ) const

inline

Definition at line 99 of file ossimNormRgbVector.h.

Referenced by ossimHsiRemapper::getTile(), ossimHsiVector::operator=(), ossimHsiVector::ossimHsiVector(), and ossimBrightnessContrastSource::processRgbTile().

{ return theBuf[2]; }

getG()

ossim_float64 ossimNormRgbVector::getG ( ) const

inline

Definition at line 98 of file ossimNormRgbVector.h.

Referenced by ossimHsiRemapper::getTile(), ossimHsiVector::operator=(), ossimHsiVector::ossimHsiVector(), and ossimBrightnessContrastSource::processRgbTile().

{ return theBuf[1]; }

getR()

ossim_float64 ossimNormRgbVector::getR ( ) const

inline

Definition at line 97 of file ossimNormRgbVector.h.

Referenced by ossimHsiRemapper::getTile(), ossimHsiVector::operator=(), ossimHsiVector::ossimHsiVector(), and ossimBrightnessContrastSource::processRgbTile().

{ return theBuf[0]; }

operator!=()

bool ossimNormRgbVector::operator!= ( const ossimNormRgbVector &  rgb )

inline

Definition at line 84 of file ossimNormRgbVector.h.

References theBuf.

      {
         return ( (rgb.theBuf[0] != theBuf[0])||
                  (rgb.theBuf[1] != theBuf[1])||
                  (rgb.theBuf[2] != theBuf[2]));
      }

operator*()

ossimNormRgbVector ossimNormRgbVector::operator* ( ossim_float64  t ) const

inline

Definition at line 67 of file ossimNormRgbVector.h.

References ossim::clamp().

   {
      return ossimNormRgbVector(clamp(theBuf[0]*t),
                                clamp(theBuf[1]*t),
                                clamp(theBuf[2]*t));
   }

operator-()

ossimNormRgbVector ossimNormRgbVector::operator- ( const ossimNormRgbVector &  rgb ) const

inline

Definition at line 61 of file ossimNormRgbVector.h.

References ossim::clamp(), and theBuf.

   {
      return ossimNormRgbVector(clamp(theBuf[0] - rgb.theBuf[0]),
                                clamp(theBuf[1] - rgb.theBuf[1]),
                                clamp(theBuf[2] - rgb.theBuf[2]));
   }

operator=() [1/4]

const ossimNormRgbVector & ossimNormRgbVector::operator=

(

const ossimJpegYCbCrVector &

data

)

Definition at line 122 of file ossimNormRgbVector.cpp.

References clamp(), ossimJpegYCbCrVector::getCb(), ossimJpegYCbCrVector::getCr(), ossimJpegYCbCrVector::getY(), and theBuf.

{
   theBuf[0] = clamp((YCbCr.getY() +
                      1.402 * (YCbCr.getCr()-128.0))/255.0);
   theBuf[1] = clamp((YCbCr.getY() -
                      0.34414 *(YCbCr.getCb()-128.0) -
                      0.71414*(YCbCr.getCr()-128.0))/255.0);
   theBuf[2] = clamp((YCbCr.getY() +
                      1.772 * ( YCbCr.getCb()-128.0))/255.0);

   return *this;
}

operator=() [2/4]

const ossimNormRgbVector & ossimNormRgbVector::operator=

(

const ossimHsiVector &

hsi

)

Definition at line 135 of file ossimNormRgbVector.cpp.

References clamp(), ossimHsiVector::getH(), ossimHsiVector::getI(), ossimHsiVector::getS(), RAD_PER_DEG, and theBuf.

{
   ossim_float32 h = hsi.getH();
   ossim_float32 s = hsi.getS();
   ossim_float32 i = hsi.getI();

   ossim_float32 r=0;
   ossim_float32 g=0;
   ossim_float32 b=0;
   
   if(h <= 120.0)
   {
      b = i*(1-s);

      r = i*(1 + s*cos(RAD_PER_DEG*h)/cos((60-h)*RAD_PER_DEG));
      g = 3*i - (r+b);
   }
    else if(h <= 240.0)
    {
       h-=120;

       r = i*(1-s);
       g = i*(1 + s*cos(RAD_PER_DEG*h)/cos((60-h)*RAD_PER_DEG));
       b = 3*i - (r+g);
    }
    else if(h <= 360.0)
    {
       h-=240;

       g = i*(1-s);
       b = i*(1 + s*cos(RAD_PER_DEG*h)/cos((60-h)*RAD_PER_DEG));
       r = 3*i - (g+b);      
    }
   
   theBuf[0] = clamp(r);
   theBuf[1] = clamp(g);
   theBuf[2] = clamp(b);
   
   return *this;
}

operator=() [3/4]

const ossimNormRgbVector & ossimNormRgbVector::operator=

(

const ossimHsvVector &

hsv

)

Definition at line 49 of file ossimNormRgbVector.cpp.

References clamp(), ossimHsvVector::getH(), ossimHsvVector::getS(), ossimHsvVector::getV(), n, ossimHsvVector::OSSIM_HSV_UNDEFINED, and theBuf.

{
   // H is given on [0, 6] or UNDEFINED. S and V are given on [0, 1]. 
   // RGB are each returned on [0, 1]. 
   float h = hsv.getH(), // unnormalize it
         s = hsv.getS(),
         v = hsv.getV();
   float m, n, f; 
   int i; 
   if(h == ossimHsvVector::OSSIM_HSV_UNDEFINED)
   {
      theBuf[0] = clamp(v);
      theBuf[1] = clamp(v);
      theBuf[2] = clamp(v);
   }
   else
   {
      h*=6.0; // unnormalize h
      i = (int)floor(h); 
      f = h - i; 
      if(!(i & 1)) f = 1 - f; // if i is even 
      m = v * (1 - s); 
      n = v * (1 - s * f); 
      switch (i)
      { 
      case 6: 
      case 0:
      {
         theBuf[0] = clamp(v);
         theBuf[1] = clamp(n);
         theBuf[2] = clamp(m);
         break;
      }
      case 1:
      {
         theBuf[0] = clamp(n);
         theBuf[1] = clamp(v);
         theBuf[2] = clamp(m);
         break;
      }
      case 2:
      {
         theBuf[0] = clamp(m);
         theBuf[1] = clamp(v);
         theBuf[2] = clamp(n);
         break;
      }
      case 3: 
      {
         theBuf[0] = clamp(m);
         theBuf[1] = clamp(n);
         theBuf[2] = clamp(v);
         break;
      }
      case 4:
      {
         theBuf[0] = clamp(n);
         theBuf[1] = clamp(m);
         theBuf[2] = clamp(v);
         break;
      }
      case 5: 
      {
         theBuf[0] = clamp(v);
         theBuf[1] = clamp(m);
         theBuf[2] = clamp(n);
         break;
      }
      }
   }
   return *this;
}

operator=() [4/4]

const ossimNormRgbVector & ossimNormRgbVector::operator=

(

const ossimCmyVector &

cmy

)

Definition at line 176 of file ossimNormRgbVector.cpp.

References ossimCmyVector::getC(), ossimCmyVector::getM(), ossimCmyVector::getY(), and theBuf.

{
   theBuf[0] = (255 - cmy.getC())/255.0;
   theBuf[1] = (255 - cmy.getM())/255.0;
   theBuf[2] = (255 - cmy.getY())/255.0;

   return *this;
}

operator==()

bool ossimNormRgbVector::operator== ( const ossimNormRgbVector &  rgb )

inline

Definition at line 78 of file ossimNormRgbVector.h.

References theBuf.

      {
         return ( (rgb.theBuf[0] == theBuf[0])&&
                  (rgb.theBuf[1] == theBuf[1])&&
                  (rgb.theBuf[2] == theBuf[2]));
      }

setB()

void ossimNormRgbVector::setB ( ossim_float64  b )

inline

Definition at line 102 of file ossimNormRgbVector.h.

{ theBuf[2] = b; }

setG()

void ossimNormRgbVector::setG ( ossim_float64  g )

inline

Definition at line 101 of file ossimNormRgbVector.h.

{ theBuf[1] = g; }

setR()

void ossimNormRgbVector::setR ( ossim_float64  r )

inline

Definition at line 100 of file ossimNormRgbVector.h.

{ theBuf[0] = r; }

Friends And Related Function Documentation

operator<<

std::ostream& operator<< ( std::ostream &  out, const ossimNormRgbVector &  data  )

friend

Definition at line 24 of file ossimNormRgbVector.h.

   {
      out << "<" << data.theBuf[0] << ", "
          << data.theBuf[1] << ", "
          << data.theBuf[2] << ">";

         return out;
      }

Member Data Documentation

theBuf

ossim_float64 ossimNormRgbVector::theBuf[3]

protected

Definition at line 105 of file ossimNormRgbVector.h.

Referenced by operator!=(), operator-(), operator=(), operator==(), and ossimNormRgbVector().

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

• ossimNormRgbVector.h
• ossimNormRgbVector.cpp