# A3DPDFGetModelFileNodes

A3DStatus `A3DPDFGetModelFileNodes`(A3DAsmModelFile *pModelFile, A3DRWParamsPrcWriteHelper *pPrcWriteHelper, A3DPDFModelFileNodesData **ppModelFileNodesInfo)
  `A3DStatus` A3DPDFGetModelFileNodes(`A3DAsmModelFile`* pModelFile, `A3DRWParamsPrcWriteHelper`* pPrcWriteHelper, `A3DPDFModelFileNodesData`** ppModelFileNodesInfo)

  Function to get information on PDF nodes computed from a modelfile.

  Parameters

  > pModelFile: The model file to work with.

  > pPrcWriteHelper: Used to get PRC data such as unique identifiers for PRC nodes.

  > ppModelFileNodesInfo: a struct that contains all infos about model file nodes.

  Returns

  > A3D_SUCCESS in case of success or an error code

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