This Function shall be capable of providing the following facilities:<br/><br/>(1) The ability to calculate the performance for the operation of the PT Services.<br/>(2) The ability for the performance calculations to be based on continuously observed real time data collected from the operating PT Vehicles by other functionality.<br/>(3) The ability for the performance calculations to be initiated by the PT Operator through the PT Operator Interface Function, to which the results shall be automatically sent. <br/>(4) The ability to send the results of the performance calculations to the Optimise Control Action Function.<br/>
(a) continuously monitor for the receipt of the calculate service performance data flow;<br/>(b) when it is received, obtain the data from the store of Real Time PT Vehicle Status Data using the real time vehicle progressing data flow;<br/>(c) calculate the resulting current PT vehicle performances modifying it according to any criteria contained in the data flow in (a);<br/>(d) when (c) is complete send the result to the Provide Operator Interface to Mange PT Fleet function using the calculated vehicle performance data flow.<br/>