CIccMpeReflectanceCLUT Class Reference

Class: CIccMpeReflectanceCLUT. More...

#include <IccMpeSpectral.h>

Inheritance diagram for CIccMpeReflectanceCLUT:

Collaboration diagram for CIccMpeReflectanceCLUT:

Public Member Functions
virtual bool	Begin (icElemInterp nInterp, CIccTagMultiProcessElement *pMPE)
	Name: CIccMpeReflectanceCLUT::Begin.
	CIccMpeReflectanceCLUT ()
	CIccMpeReflectanceCLUT (const CIccMpeReflectanceCLUT &ITPC)
virtual const icChar *	GetClassName () const
virtual icElemTypeSignature	GetType () const
virtual bool	IsLateBindingReflectance () const
virtual CIccMpeReflectanceCLUT *	NewCopy () const
CIccMpeReflectanceCLUT &	operator= (const CIccMpeReflectanceCLUT &ITPC)
virtual	~CIccMpeReflectanceCLUT ()
Public Member Functions inherited from CIccMpeSpectralCLUT
virtual void	Apply (CIccApplyMpe *pApply, icFloatNumber *dstPixel, const icFloatNumber *srcPixel) const
	Name: CIccMpeEmissionCLUT::Apply.
	CIccMpeSpectralCLUT ()
	Name: CIccMpeSpectralCLUT::CIccMpeSpectralCLUT.
	CIccMpeSpectralCLUT (const CIccMpeSpectralCLUT &ITPC)
	Name: CIccMpeSpectralCLUT::CIccMpeSpectralCLUT.
virtual void	Describe (std::string &sDescription, int nVerboseness)
	Name: CIccMpeSpectralCLUT::Describe.
CIccCLUT *	GetApplyCLUT ()
CIccCLUT *	GetCLUT ()
virtual CIccApplyMpe *	GetNewApply (CIccApplyTagMpe *pApplyTag)
	Name: CIccMpeSpectralCLUT::GetNewApply.
icFloatNumber *	GetWhite ()
virtual bool	IsLateBinding () const
virtual bool	Read (icUInt32Number size, CIccIO *pIO)
	Name: CIccMpeSpectralCLUT::Read.
void	SetData (CIccCLUT *pCLUT, icUInt16Number nStorageType, const icSpectralRange &range, icFloatNumber *pWhite, icUInt16Number nOutputChannels=3)
	Name: CIccMpeSpectralCLUT::SetCLUT.
virtual icValidateStatus	Validate (std::string sigPath, std::string &sReport, const CIccTagMultiProcessElement *pMPE=NULL, const CIccProfile *pProfile=NULL) const
	Name: CIccMpeSpectralCLUT::Validate.
virtual bool	Write (CIccIO *pIO)
	Name: CIccMpeSpectralCLUT::Write.
virtual	~CIccMpeSpectralCLUT ()
	Name: CIccMpeSpectralCLUT::~CIccMpeSpectralCLUT.
Public Member Functions inherited from CIccMultiProcessElement
	CIccMultiProcessElement ()
virtual icAcsSignature	GetBAcsSig ()
virtual icAcsSignature	GetEAcsSig ()
virtual IIccExtensionMpe *	GetExtension ()
virtual bool	IsAcs ()
virtual bool	IsSupported ()
virtual icUInt16Number	NumInputChannels () const
virtual icUInt16Number	NumOutputChannels () const
virtual	~CIccMultiProcessElement ()

Protected Member Functions
virtual const char *	GetDescribeName () const
Protected Member Functions inherited from CIccMpeSpectralCLUT
void	copyData (const CIccMpeSpectralCLUT &ITPC)
	Name: &CIccMpeSpectralCLUT::operator=.

Additional Inherited Members
Static Public Member Functions inherited from CIccMultiProcessElement
static CIccMultiProcessElement *	Create (icElemTypeSignature sig)
	Name: CIccMultiProcessElement::Create.
Public Attributes inherited from CIccMultiProcessElement
icUInt32Number	m_nReserved
Protected Attributes inherited from CIccMpeSpectralCLUT
icUInt32Number	m_flags
icCLUTElemType	m_interpType
icUInt16Number	m_nStorageType
CIccCLUT *	m_pApplyCLUT
CIccCLUT *	m_pCLUT
icFloatNumber *	m_pWhite
icSpectralRange	m_Range
Protected Attributes inherited from CIccMultiProcessElement
icUInt16Number	m_nInputChannels
icUInt16Number	m_nOutputChannels

Detailed Description

Class: CIccMpeReflectanceCLUT.

Purpose: The Reflectance CLUT Element

Definition at line 303 of file IccMpeSpectral.h.

Constructor & Destructor Documentation

CIccMpeReflectanceCLUT() [1/2]

CIccMpeReflectanceCLUT::CIccMpeReflectanceCLUT ( )

inline

Definition at line 306 of file IccMpeSpectral.h.

: CIccMpeSpectralCLUT() {}

CIccMpeReflectanceCLUT() [2/2]

CIccMpeReflectanceCLUT::CIccMpeReflectanceCLUT ( const CIccMpeReflectanceCLUT & ITPC )

inline

Definition at line 307 of file IccMpeSpectral.h.

: CIccMpeSpectralCLUT(ITPC) {}

~CIccMpeReflectanceCLUT()

virtual CIccMpeReflectanceCLUT::~CIccMpeReflectanceCLUT ( )

inlinevirtual

Definition at line 310 of file IccMpeSpectral.h.

{}

Member Function Documentation

Begin()

bool CIccMpeReflectanceCLUT::Begin ( icElemInterp nInterp, CIccTagMultiProcessElement * pMPE )

virtual

Name: CIccMpeReflectanceCLUT::Begin.

Purpose:

Args:

Return:

Implements CIccMultiProcessElement.

Definition at line 1518 of file IccMpeSpectral.cpp.

{
  if (!m_pCLUT || !m_pWhite || m_pCLUT->GetOutputChannels()!=m_Range.steps || m_nOutputChannels!=3)
    return false;
 
  switch (m_nInputChannels) {
  case 1:
    m_interpType = ic1dInterp;
    break;
  case 2:
    m_interpType = ic2dInterp;
    break;
  case 3:
    if (nInterp==icElemInterpTetra)
      m_interpType = ic3dInterpTetra;
    else
      m_interpType = ic3dInterp;
    break;
  case 4:
    m_interpType = ic4dInterp;
    break;
  case 5:
    m_interpType = ic5dInterp;
    break;
  case 6:
    m_interpType = ic6dInterp;
    break;
  default:
    m_interpType = icNdInterp;
    break;
  }
 
  IIccProfileConnectionConditions *pAppliedPCC = pMPE->GetAppliedPCC();
  if (!pAppliedPCC)
    return false;
 
  const CIccTagSpectralViewingConditions *pSVC = pAppliedPCC->getPccViewingConditions();
  if (!pSVC)
    return false;
 
  CIccMatrixMath observer(3, m_Range.steps);
  icSpectralRange illumRange;
  const icFloatNumber *illum = pSVC->getIlluminant(illumRange);
 
  if (!pAppliedPCC->getEmissiveObserver(illumRange, illum, observer.entry(0)))
    return false;
 
  //
  icFloatNumber xyzi[3];
 
  //apply illuminant to observer and calculate XYZ of illuminant
  icFloatNumber *pObs = observer.entry(0);
  int i, j;
  for (i=0; i<3; i++) {
    xyzi[i] = 0.0;
    for (j=0; j<illumRange.steps; j++) {
      *pObs *= illum[j];
      xyzi[i] += *pObs;
      pObs++;
    }
  }
 
  //concatenate reflectance range mapping to observer+illuminant
  CIccMatrixMath *rangeRef = CIccMatrixMath::rangeMap(m_Range, illumRange);
  CIccMatrixMath *pApplyMtx;
  if (!rangeRef) 
    pApplyMtx = &observer;
  else
    pApplyMtx = rangeRef->Mult(&observer);
 
  if (m_pApplyCLUT)
    delete m_pApplyCLUT;
 
  m_pApplyCLUT = new CIccCLUT((icUInt8Number)m_nInputChannels, (icUInt16Number)m_nOutputChannels, 4);
 
  if (!m_pApplyCLUT) {
    if (pApplyMtx!=&observer)
      delete pApplyMtx;
    return false;
  }
 
  m_pApplyCLUT->SetClipFunc(NoClip);
  m_pApplyCLUT->Init(m_pCLUT->GridPointArray());
 
  icFloatNumber *pSrc = m_pCLUT->GetData(0);
  icFloatNumber *pDst = m_pApplyCLUT->GetData(0);
 
  icFloatNumber xyzW[3];
 
  pApplyMtx->VectorMult(xyzW, m_pWhite);
 
  bool bUseAbsolute = (m_flags & icRelativeSpectralData)!=0;
  bool bLab = (m_flags & icLabSpectralData) != 0;
 
  icFloatNumber xyzscale[3];
  if (!bUseAbsolute) {
    xyzscale[0] = xyzi[0] / xyzW[0];
    xyzscale[1] = xyzi[1] / xyzW[1];
    xyzscale[2] = xyzi[2] / xyzW[2];
  }
 
  for (i=0; i<(int)m_pCLUT->NumPoints(); i++) {
    pApplyMtx->VectorMult(pDst, pSrc);
 
    if (!bUseAbsolute) {
      pDst[0] *= xyzscale[0];
      pDst[1] *= xyzscale[1];
      pDst[2] *= xyzscale[2];
    }
 
    if (bLab) {
      icXYZtoLab(pDst, pDst, xyzi);
      //      icLabToPcs(pDst);
    }
    else {
      //      icXyzToPcs(pDst);
    }
    pSrc += m_Range.steps;
    pDst += m_nOutputChannels;
  }
 
  if (pApplyMtx!=&observer)
    delete pApplyMtx;
 
  m_pApplyCLUT->Begin();
 
  return true;
}

References CIccCLUT::Begin(), CIccMatrixMath::entry(), CIccTagMultiProcessElement::GetAppliedPCC(), CIccCLUT::GetData(), IIccProfileConnectionConditions::getEmissiveObserver(), CIccTagSpectralViewingConditions::getIlluminant(), CIccCLUT::GetOutputChannels(), IIccProfileConnectionConditions::getPccViewingConditions(), CIccCLUT::GridPointArray(), ic1dInterp, ic2dInterp, ic3dInterp, ic3dInterpTetra, ic4dInterp, ic5dInterp, ic6dInterp, icElemInterpTetra, icLabSpectralData, icNdInterp, icRelativeSpectralData, icXYZtoLab(), CIccCLUT::Init(), CIccMpeSpectralCLUT::m_flags, CIccMpeSpectralCLUT::m_interpType, CIccMultiProcessElement::m_nInputChannels, CIccMultiProcessElement::m_nOutputChannels, CIccMpeSpectralCLUT::m_pApplyCLUT, CIccMpeSpectralCLUT::m_pCLUT, CIccMpeSpectralCLUT::m_pWhite, CIccMpeSpectralCLUT::m_Range, CIccMatrixMath::Mult(), NoClip(), CIccCLUT::NumPoints(), CIccMatrixMath::rangeMap(), CIccCLUT::SetClipFunc(), icSpectralRange::steps, and CIccMatrixMath::VectorMult().

Here is the call graph for this function:

GetClassName()

virtual const icChar * CIccMpeReflectanceCLUT::GetClassName ( ) const

inlinevirtual

Implements CIccMultiProcessElement.

Reimplemented in CIccMpeXmlReflectanceCLUT.

Definition at line 313 of file IccMpeSpectral.h.

{ return "CIccMpeReflectanceCLUT"; }

GetDescribeName()

virtual const char * CIccMpeReflectanceCLUT::GetDescribeName ( ) const

inlineprotectedvirtual

Implements CIccMpeSpectralCLUT.

Definition at line 320 of file IccMpeSpectral.h.

{ return "ELEM_REFLECTANCE_CLUT"; }

GetType()

virtual icElemTypeSignature CIccMpeReflectanceCLUT::GetType ( ) const

inlinevirtual

Implements CIccMultiProcessElement.

Definition at line 312 of file IccMpeSpectral.h.

{ return icSigReflectanceCLUTElemType; }

References icSigReflectanceCLUTElemType.

IsLateBindingReflectance()

virtual bool CIccMpeReflectanceCLUT::IsLateBindingReflectance ( ) const

inlinevirtual

Reimplemented from CIccMultiProcessElement.

Definition at line 317 of file IccMpeSpectral.h.

{ return true; }

NewCopy()

virtual CIccMpeReflectanceCLUT * CIccMpeReflectanceCLUT::NewCopy ( ) const

inlinevirtual

Implements CIccMultiProcessElement.

Definition at line 309 of file IccMpeSpectral.h.

{ return new CIccMpeReflectanceCLUT(*this);}

operator=()

CIccMpeReflectanceCLUT & CIccMpeReflectanceCLUT::operator= ( const CIccMpeReflectanceCLUT & ITPC )

inline

Definition at line 308 of file IccMpeSpectral.h.

{ copyData(ITPC); return *this; }

---

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

• IccProfLib/IccMpeSpectral.h
• IccProfLib/IccMpeSpectral.cpp