(block) \
((inValue, "in")) \
((outValue, "out")) \
((inBlock, "in block")) \
((outBlock, "out block")) \
((inValueArray, "in array")) \
((outValueArray, "out array")) \
((inBlockArray, "in block array")) \
((outBlockArray, "out block array")) \
((uniformBlock, "uniform block")) \
((bufferReadOnly, "buffer readOnly")) \
((bufferReadWrite, "buffer readWrite")) \
(centroid) \
(sample) \
(flat) \
(noperspective)
virtual bool smooth(GA_AttributeOperand &d, GA_AttributeOperand &min, GA_AttributeOperand &max, GA_AttributeOperand &t) const
d = SYSsmooth(min, max, t);