# Healing

> 6.0

Healing functions for model file or BRepData.

> `A3DAsmModelFileSew()`, `A3DSewBrep()`

Parameters

> p: An array of A3DRiBrepModel* to sew.

> uNbBrepModels: The number of A3DRiBrepModel* in p.

> dTolerance: The maximum tolerance for the sewing (in file unit).

> pData: options of the sew.

> pBrepModelsOut: The output array of sewed A3DRiBrepModel*.

> uNbBrepOut: The number of A3DRiBrepModel* in pBrepModelsOut.

Returns

> `A3D_SUCCESS`on success, or an error code on failure

Structures

- `A3DSewOptionsData`

Functions

- `A3DSewBrep()`
- `A3DAsmModelFileSew()`

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