# A3DDllSetCallbackAPITrace

A3DStatus `A3DDllSetCallbackAPITrace`(A3DCallbackAPITrace)
  `A3DStatus` A3DDllSetCallbackAPITrace(`A3DCallbackAPITrace`)

  Sets the callback function for API Trace.

  If API Trace is enabled, the library will call the given function of type

  > `A3DCallbackAPITrace`for each call made by client code to API functions.

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