initial commit after moving to new repo

1 files changed, 129 insertions, 0 deletions

diff --git a/Northstar.CustomServers/scripts/vscripts/ai/_ai_nuke_titans.gnut b/Northstar.CustomServers/scripts/vscripts/ai/_ai_nuke_titans.gnut
new file mode 100644
index 000000000..0d4b43c92
--- /dev/null
+++ b/Northstar.CustomServers/scripts/vscripts/ai/_ai_nuke_titans.gnut
@@ -0,0 +1,129 @@
+untyped
+
+global function NukeTitanThink
+
+global function AutoTitan_SelfDestruct
+
+const NUKE_TITAN_PLAYER_DETECT_RANGE 	= 500
+const NUKE_TITAN_RANGE_CHECK_SLEEP_SECS = 1.0
+
+void function AutoTitan_SelfDestruct( entity titan )
+{
+	if ( titan.ContextAction_IsBusy() )
+		titan.ContextAction_ClearBusy()
+
+	thread TitanEjectPlayer( titan )
+}
+
+void function NukeTitanThink( entity titan, entity generator )
+{
+	//Function assumes that given Titan is spawned as npc_titan_ogre_meteor_nuke. Changing the Titan's AISettings post-spawn
+	//disrupts the Titan's titanfall animations and can result in the Titan landing outside the level.
+	NPC_SetNuclearPayload( titan )
+	AddEntityCallback_OnPostDamaged( titan, AutoTitan_NuclearPayload_PostDamageCallback )
+
+	WaitTillHotDropComplete( titan )
+
+	thread NukeTitanSeekOutGenerator( titan, generator )
+}
+
+
+void function NukeTitanSeekOutGenerator( entity titan, entity generator )
+{
+	titan.EndSignal( "OnDeath" )
+	titan.EndSignal( "OnDestroy" )
+	titan.EndSignal( "Doomed" )
+
+	WaitSignal( titan, "FD_ReachedHarvester", "OnFailedToPath" )
+
+	float goalRadius = 100
+	float checkRadiusSqr = 400 * 400
+
+	//array<vector> pos = NavMesh_RandomPositions( generator.GetOrigin(), HULL_TITAN, 5, 250, 350 )
+	array<vector> pos = NavMesh_GetNeighborPositions( generator.GetOrigin(), HULL_TITAN, 5 )
+	pos = ArrayClosestVector( pos, titan.GetOrigin() )
+
+	array<vector> validPos
+	foreach ( point in pos )
+	{
+		if ( DistanceSqr( generator.GetOrigin(), point ) <= checkRadiusSqr && NavMesh_IsPosReachableForAI( titan, point ) )
+		{
+			validPos.append( point )
+			//DebugDrawSphere( point, 32, 255, 0, 0, true, 60 )
+		}
+	}
+
+	int posLen = validPos.len()
+	while( posLen >= 1 )
+	{
+		titan.SetEnemy( generator )
+		thread AssaultOrigin( titan, validPos[0], goalRadius )
+		titan.AssaultSetFightRadius( goalRadius )
+
+		wait 0.5
+
+		if ( DistanceSqr( titan.GetOrigin(), generator.GetOrigin() ) > checkRadiusSqr )
+			continue
+
+		break
+	}
+
+	thread AutoTitan_SelfDestruct( titan )
+}
+
+// intercept damage to nuke titans in damage callback so we can nuke them before death 100% of the time
+void function AutoTitan_NuclearPayload_PostDamageCallback( entity titan, var damageInfo )
+{
+	if ( !IsAlive( titan ) )
+		return
+
+	entity titanOwner = titan.GetBossPlayer()
+	if ( IsValid( titanOwner ) )
+	{
+		Assert( titanOwner.IsPlayer() )
+		Assert( GetPlayerTitanInMap( titanOwner ) == titan )
+		return
+	}
+
+	int nuclearPayload = NPC_GetNuclearPayload( titan )
+	if ( nuclearPayload == 0 )
+		return
+
+	if ( !GetDoomedState( titan ) )
+		return
+
+	if ( titan.GetTitanSoul().IsEjecting() )
+		return
+
+	// Nuke eject as soon as the titan enters doom state.
+	if ( !( "doomedStateNukeTriggerHealth" in titan.s ) )
+	{
+		titan.s.doomedStateNukeTriggerHealth <- titan.GetMaxHealth()
+	}
+
+	if ( titan.GetHealth() > titan.s.doomedStateNukeTriggerHealth )
+	{
+		//printt( "titan health:", titan.GetHealth(), "health to nuke:", titan.s.doomedStateNukeTriggerHealth )
+		return
+	}
+
+	printt( "NUKE TITAN DOOMED TRIGGER HEALTH REACHED, NUKING! Health:", titan.s.doomedStateNukeTriggerHealth )
+
+	thread AutoTitan_SelfDestruct( titan )
+}
+
+function AutoTitan_CanDoRangeCheck( autoTitan )
+{
+	if ( !( "nextPlayerTitanRangeCheckTime" in autoTitan.s ) )
+		autoTitan.s.nextPlayerTitanRangeCheckTime <- -1
+
+	if ( Time() < autoTitan.s.nextPlayerTitanRangeCheckTime )
+	{
+		return false
+	}
+	else
+	{
+		autoTitan.s.nextPlayerTitanRangeCheckTime = Time() + NUKE_TITAN_RANGE_CHECK_SLEEP_SECS
+		return true
+	}
+}