# A3DBIMRelSpaceBoundaryData

struct `A3DBIMRelSpaceBoundaryData`

  Describes the physical or virtual delimiter of a space to the surrounding elements.

  > 14.2

  This is a one-to-one relationship, thus:

  - `m_uiRelatedElementsSize`is always 1and
  - `m_ppRelatedElements`can be used as an `A3DBIMElement*`.

  ## Index

  Variables

  - `m_uiRelatedElementSize`
  - `m_ppRelatedElements`
  - `m_pRelating`

Variables

A3DUns32 `A3DBIMRelSpaceBoundaryData.``m_uiRelatedElementSize`
  `A3DUns32`

  The size of `m_ppRelatedElements`

A3DBIMSpace **`A3DBIMRelSpaceBoundaryData.``m_ppRelatedElements`
  `A3DBIMSpace`**

  Array of related elements.

A3DBIMElement *`A3DBIMRelSpaceBoundaryData.``m_pRelating`
  `A3DBIMElement`*

  Relating element.

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