int32 read sample data of the set slot
frac32.positive sample start in fraction of the table
frac32.positive sample length in fraction of the table
objref data
objref wave
bool full;
uint8_t shift;
shift = (27 - attr_wave.LENGTHPOW);
outlet_offset = attr_data.array[inlet_slot << 1] << shift;
outlet_range =
(attr_data.array[(inlet_slot << 1) + 1] - attr_data.array[inlet_slot << 1])
<< shift;