Is this clip a 2D or 3D sound?

	// C#: Prints a warning if the imported audio is a 2D sound.
	class Warning2D extends AssetPostprocessor {
		function OnPreprocessAudio () {
			var audioImporter : AudioImporter = assetImporter;
			if(!audioImporter.threeD)
				Debug.LogWarning(assetPath + " is not a 3D audio.");
		}
	}