92 virtual void fixCopy(
bool copyConnections);
103 void setVal(
int index,
SoEngine *newValue);
#define INVENTOR_API
Disable some annoying warnings on MSVC 6.
#define SO_MFIELD_HEADER(className, valueType, valueRef)
This macro is all that is needed for most multiple-value field classes.
Base class for all engines.
virtual void countWriteRefs(SoOutput *out) const
Counts write-references on field to prepare for writing.
Multiple-value field containing any number of pointers to engines.
virtual bool referencesCopy() const
Override this to also check the stored engines.
virtual void fixCopy(bool copyConnections)
Update a copied field to use the copy of each engine if there is one.
Base class for all multiple-valued fields.
Used to write Inventor data files.