CIccOpDefEqual Class Reference

Inheritance diagram for CIccOpDefEqual:

Collaboration diagram for CIccOpDefEqual:

Public Member Functions
virtual bool	Exec (SIccCalcOp *op, SIccOpState &os)
Public Member Functions inherited from IIccOpDef
virtual int	ArgsPushed (CIccMpeCalculator *pCalc, SIccCalcOp &op)
virtual int	ArgsUsed (CIccMpeCalculator *pCalc, SIccCalcOp &op)
virtual void	Describe (SIccCalcOp &op, std::string &desc, int nVerboseness)
	IIccOpDef ()
virtual bool	IsValid (CIccMpeCalculator *pCalc, SIccCalcOp &op)
virtual	~IIccOpDef ()

Detailed Description

Definition at line 1563 of file IccMpeCalc.cpp.

Member Function Documentation

Exec()

virtual bool CIccOpDefEqual::Exec ( SIccCalcOp * op, SIccOpState & os )

inlinevirtual

Reimplemented from IIccOpDef.

Definition at line 1566 of file IccMpeCalc.cpp.

  {
    int j, n = op->data.select.v1+1;
    icFloatNumber a1, a2;
    int tn = n*2;
    size_t ss = os.pStack->size();
    if (tn>(int)ss)
      return false;
    icFloatNumber nan = icNotANumber;
    icFloatNumber *s = &(*os.pStack)[ss-tn];
    for (j=0; j<n; j++) {
      a1 = s[j];
      a2 = s[j+n];
      s[j] = (a1 == a2 ? 
               (icFloatNumber)1.0 : 
               ((!memcmp(&a1, &nan, sizeof(icFloatNumber)) && !memcmp(&a1, &a2, sizeof(a1))) ? 
                 (icFloatNumber)1.0 : 
                 (icFloatNumber)0.0));
    }
    OsShrinkArgs(n);
    return true;
  }

References SIccCalcOp::data, icNotANumber, OsShrinkArgs, SIccOpState::pStack, SIccCalcOp::select, and SIccCalcOp::v1.

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

• IccProfLib/IccMpeCalc.cpp