A structure that specifies base unit information. More...

Data Fields

A3DDouble m_dFactor
 
A3DEBasicUnit m_eUnit
 
A3DInt32 m_iExponent
 

Detailed Description

A structure that specifies base unit information.

Field Documentation

◆ m_eUnit

A3DEBasicUnit A3DMiscAttributeBasicUnitData::m_eUnit

The base unit. If both m_iExponent and m_dFactor are one, this enum directly represents the expressed unit.

◆ m_iExponent

A3DInt32 A3DMiscAttributeBasicUnitData::m_iExponent

2 for square , 3 for cubic. By using negative values (most commonly -1), you can express per-unit systems, such as kilometer per hour.

◆ m_dFactor

A3DDouble A3DMiscAttributeBasicUnitData::m_dFactor

example: 1000 for kilometer