A resolved display unit: the symbol to render plus the factor that converts a value in this unit to its canonical SI base (mm → 1e-3, m³/h → 1/3600, ° → 0.01745…). 1.0 for SI-base and monetary units.
mm
1e-3
m³/h
1/3600
°
0.01745…
1.0
Optional
Additive SI offset, present only for an IfcConversionBasedUnitWithOffset (°F over kelvin): si = value * siScale + siOffset.
IfcConversionBasedUnitWithOffset
si = value * siScale + siOffset
A resolved display unit: the symbol to render plus the factor that converts a value in this unit to its canonical SI base (
mm→1e-3,m³/h→1/3600,°→0.01745…).1.0for SI-base and monetary units.