# A3DMiscAttributeUnitData

struct `A3DMiscAttributeUnitData`

  A structure that specifies unit information.

  > 12.1

  By combining various instances of `A3DMiscAttributeBasicUnitData`, you can compose any complex unit. For example, kilometer per hour (km/h) can be represented using:

  - A `kA3DUnit_Metre`with exponent to 1and a factor to 1000
  - A `kA3DUnit_Hour`with exponent to -1and a factor to 1

  ## Index

  Variables

  - `m_pcName`
  - `m_uiBasicUnitSize`
  - `m_ppBasicUnits`

Variables

A3DUTF8Char *`A3DMiscAttributeUnitData.``m_pcName`
  `A3DUTF8Char`*

  String containing unit name.

A3DUns32 `A3DMiscAttributeUnitData.``m_uiBasicUnitSize`
  `A3DUns32`

  size of m_asBasicUnitData

A3DMiscAttributeBasicUnitData **`A3DMiscAttributeUnitData.``m_ppBasicUnits`
  `A3DMiscAttributeBasicUnitData`**

  Array of pointers to `A3DMiscAttributeBasicUnitData`structures.

  > Miscellaneous Attribute Entity

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