qNan              203 3rdparty/openexr/Half/half.h     static half		qNan ();
qNan               86 3rdparty/openexr/Half/halfLimits.h     static half quiet_NaN () throw () {return half::qNan();}
qNan              167 3rdparty/openexr/IlmImf/ImfLut.h      half::posInf(), half::negInf(), half::qNan())
qNan              176 3rdparty/openexr/IlmImf/ImfLut.h      half::posInf(), half::negInf(), half::qNan()),