# A3DBIMRelFillsElementData

struct `A3DBIMRelFillsElementData`

  Describes a relationship between an opening element and an element that fills the opening element.

  > 14.2

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

  - `m_uiRelatedElementsSize`is always 1and
  - `m_ppRelatedElements`can be used as an `A3DBIMOpeningElement*`.

  ## Index

  Variables

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

Variables

A3DUns32 `A3DBIMRelFillsElementData.``m_uiRelatedElementSize`
  `A3DUns32`

  The size of `m_ppRelatedElements`.

A3DBIMOpeningElement **`A3DBIMRelFillsElementData.``m_ppRelatedElements`
  `A3DBIMOpeningElement`**

  The related elements.

A3DBIMBuildingElement *`A3DBIMRelFillsElementData.``m_pRelating`
  `A3DBIMBuildingElement`*

  The relating element.

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