# Helpers

High-level functions for Representation Items module.

Parameters

> pRi: The `A3DRiRepresentationItem`from which to compute the mesh. If nullptr, memory of the mesh is released.

> pParentAttributes: The `A3DMiscCascadedAttributes`of the representation item’s parent.

> pMesh: The `A3DMeshData`to store the computed mesh or release memory if pRi = nullptr.

> psMeshOptionsData: Options used to compute Mesh. 0 for now, options structure for future use.

Returns

> A3D_SUCCESS if successful, otherwise an error code.

Structures

- `A3DRiComputeMeshParametersData`
- `A3DMeshData`

Functions

- `A3DRiComputeMesh()`

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