How to Control Junctions in Sessions
From TrainzOnline
The information in this Wiki Page applies to TANE, TRS19 and Trainz Plus. It gives examples of how junctions can be controlled using Session Rules.
Contents |
 |
Junctions can be controlled by Session Rules during the running of a Session. |
The following applications give examples of using Session Rules to control junctions.
Application 1: Presetting Junctions
 |
The Scenario: |
When a consist reaches a trigger, the junctions ahead are set and configured (e.g. locked/unlocked, AI control allowed/disallowed).
 |
Rules Used: |
- Trigger Check Rule to trigger the event.
- Set Junctions Rule to set junctions.
 |
Session Editor Screenshot: |
 |
 |
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:-
 |
Application 2: Asking the User to Set Junctions
|
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.
 |
Preconditions: |
- Navigation Display Rule to create a navigation point set.
|
Rules Used: |
- Wait on Navigation Point Rule to trigger the event.
- Message Popup Rule to open a message window on the screen.
- Multiple Junction Alignment Check Rule to test if specified junctions are set correctly.
|
Session Editor Screenshot: |
 |
|
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.
 |
| Checking junction switch settings |
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.
Trainz Wiki
 |
More Tutorials and Guides to Using Trainz |
