Unreal Scripted Sequences

1
Unreal Scripted Sequences

• CIS 488/588
• Bruce R. Maxim
• UM-Dearborn

2
NPC Control

• You can tell a bot to use a button to start a
  door pressing animation
• Scripted sequences have an Actions list the
  controls their behavior under the AIScript
  category in their properties list
• Action lists can have conditionals and loops
• Actions can be latent (pause after executing) or
  non-latent (no delay before next action)

3
Using a Scripted Trigger - 1Tutorial 14.1

• Use the map file Tutorial14_01_Start.ut2
• This tutorial creates a UseTrigger that plays a
  sound, opens a door, and turns on a caution light
• Open the Actor class browser, expand Triggers,
  and select UseTrigger
• Add the UseTrigger in front of the door

4
Using a Scripted Trigger - 2Tutorial 14.1

• Open the Actor class browser, expand
  KeyPointgtAIScriptgtScriptedSequence, and select
  ScriptedTrigger
• Add the ScriptedTriggeer next to the UseTrigger
  in front of the door
• Open the Properties window for the Use Trigger,
  expand th Events category, and type MultiTrigger
  as the value of Event property

5
Using a Scripted Trigger - 3Tutorial 14.1

• Open the Properties window for the
  ScriptedTrigger, expand the AIScript, and enter
  the actions list
• Rebuild the level, save, and test

6
ScriptedTrigger ActionsTutorial 14.1
7
Controlling a Pawn - 1Tutorial 14.2

• Use map file Tutorial14_02_Start.ut2
• The NPC will runs to the Player, beckons for the
  player to follow, and then opens the door
  (several PathNodes are already in the map)
• Open Actor class browser, expand PawngtUnrealPawn,
  and select xPawn
• Move the xPawn to the lower right of the level,
  near the PathNode, rotate the xPawn to face the
  PathNode

8
Controlling a Pawn - 2Tutorial 14.2

• Open the Actor class browser, expand
  KeypointgtAIScript, and select ScriptedSequence
• Place the ScriptedSequence next to xPawn
• Open Properties window, expand the Events
  category, and set Tag to PawnController
• Expand the AIScript category and set the
  ControllerClass property to ScriptedController

9
Controlling a Pawn - 3Tutorial 14.2

• Open the xPawnProperties window, expand the AI
  category, and set AIScriptTag to PawnController
• Open the Properties window of the
  ScriptedSequence, expand the AIScript category,
  and add the actions list
• Rebuild the path, save, and test

10
Actions for ScriptedSequence 1Tutorial 14.2
11
Actions for ScriptedSequence 2Tutorial 14.2
12
Actions for ScriptedSequence 3Tutorial 14.2
13
Matinee ScriptedSequences Tutorial 14.3

• I have not worked with matinee yet

14
Using if Conditions - 1 Tutorial 14.4

• Use map file Tutorial14_04_Start.ut2
• Well set up a scripted sequence to make the pawn
  run over to a PathNode to send a message to a
  triggered condition
• Add a ScriptedSequence actor next to the existing
  Trigger
• Open the Properties window, expand AIScript
  category, and set ControllerClass to
  ScriptedController

15
Actions for ScriptedSequenceTutorial 14.4
16
Actions for ScriptedSequenceTutorial 14.4
17
Using if Conditions 2Tutorial 14.4

• Open the Property window for the xPawn, expand
  the AI category, and check the value of
  AIScriptTag (should be NPCScript)
• Return to the Property window of the
  ScriptedSequence, expand the Events category, and
  set Tag ot NPCScript
• Open the Actor class browser, expand
  TriggersgtTriggeredCondition, and select
  TriggeredCondition

18
Using if Conditions 3Tutorial 14.4

• Place the TriggeredCondtion next to the Trigger
  and the ScriptedSequence
• Open the Property window for the
  TriggeredCondition, expand the category
  TriggeredCondition, and set value of
  bTriggerContolled to True
• Expand the events category and set the Tag
  property to IC_DoorControl

19
Using if Conditions 4Tutorial 14.4

• UseTrigger in front of the second PathNode send
  the event TestConsole
• Once the actions for the ScriptedTrigger are
  entered, rebuild the path, save, and test

20
Actions for ScriptedTriggerTutorial 14.4
21
Using Random Conditions - 1 Tutorial 14.5

• Use map file Tutorial14_05_Start.ut2
• Open the Actor class browser, expand Light, and
  select TriggerLight
• Place this TriggerLIght near the corner light
• Open the TriggerLight properties window, expand
  the LightColor category and set
• LightBrightness to 200
• LightHue to 150
• LightSaturation to 150

22
Using Random Conditions - 2 Tutorial 14.5

• Expand the Lighting category and set LightRadius
  to 10
• Expand the Events category and set Tag to
  FlickerLight
• Expand the Object category and set InitialState
  to TriggerToggle
• Open the Actor class browser, expand
  KeyPointgtAIScriptgt and select ScriptedSequence

23
Actions for ScriptedSequence Tutorial 14.5
24
Using Random Conditions - 4 Tutorial 14.5

• After entering the actions list in AIScript
  category, rebuild the level
• Save and test it (trigger lights have not always
  worked for me)