How to Control Junctions in Sessions

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The information in this Wiki Page applies to TANE, TRS19, Trainz Plus and TRS22. It gives examples of how junctions can be controlled using Session Rules.

Contents

BlueDot10x10.png Junctions can be controlled by Session Rules during the running of a Session
BlueDot10x10.png The level of control includes:-
BlackDot10x10.png locking junctions (all or some) against user control
BlackDot10x10.png setting junctions according to decisions made by users
BlackDot10x10.png checking to see if users have set junctions correctly


The following applications give examples of using Session Rules to control junctions.

Application 1: Presetting Junctions

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Magnifier.png The Scenario:
When a consist reaches a trigger, the junctions ahead are set and configured (e.g. locked/unlocked, AI control allowed/disallowed)
RulesWiki.PNG Rules Used:
DotPoint.JPG Trigger Check Rule to trigger the event
DotPoint.JPG Set Junctions Rule to set junctions
Screenshot.PNG Session Editor Screenshot:
SetJunctions.JPG
Explanation.PNG Description:
Line  1 : Trigger Check The event is triggered when the consist reaches a trigger. This executes the following rule:-
Line  2 : Set Junctions Sets selected junctions to set directions and specifies the level of control by the users and AI

For example:-

SetJunctionsList.JPG


Application 2: Asking the User to Set Junctions

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Magnifier.png The Scenario:
A consist has been halted at a trigger placed in front of a junction. The user will be asked to set that junction and the following junction before the consist can proceed
Conditions.PNG Preconditions:
DotPoint.JPG Navigation Display Rule to create a navigation point set
RulesWiki.PNG Rules Used:
DotPoint.JPG Navigation Display Rule to create a navigation point set (in Preconditions above)
DotPoint.JPG Wait on Navigation Point Rule to trigger the event
DotPoint.JPG Message Popup Rule to open a message window on the screen
DotPoint.JPG Multiple Junction Alignment Check Rule to test if specified junctions are set correctly
Screenshot.PNG Session Editor Screenshot:
TestJunctions.JPG


Explanation.PNG Description:
Line  1 : Wait on Navigation Point The event is triggered when the consist halts at the navigation point assigned to the trigger. This executes the following rules simultaneously:-
Line  2 : Message Popup Displays a message window asking that the next two junctions be manually set
Line  3 : Multiple Junction Alignment Check tests the switch directions of the next two junctions and waits until they are aligned as specified
JunctionSettings.JPG
The following line is executed only if the junctions are set correctly
Line  4 : Message Popup Displays a message window stating that the junctions are now correctly set


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This page was created by Trainz user pware in May 2018 and was last updated as shown below.


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