'Lay Crabs Policy' parameter for info_bigmomma

Author: FreeSlave

dlls/bigmomma.cpp

@@ -35,6 +35,14 @@
 #define SF_BIGMOM_NOBABYCRABS SF_MONSTER_DONT_DROP_GUN
 #define SF_MONSTERCLIP_BABYCRABS SF_MONSTER_SPECIAL_FLAG
 
+enum
+{
+	LAYCRABS_NOCHANGE = 0,
+	LAYCRABS_ON,
+	LAYCRABS_OFF,
+	LAYCRABS_TOGGLE,
+};
+
 // AI Nodes for Big Momma
 class CInfoBM : public CPointEntity
 {
@@ -92,6 +100,11 @@ void CInfoBM::KeyValue( KeyValueData* pkvd )
 		m_preSequence = ALLOC_STRING( pkvd->szValue );
 		pkvd->fHandled = true;
 	}
+	else if( FStrEq( pkvd->szKeyName, "laycrabs" ) )
+	{
+		pev->weapons = atoi( pkvd->szValue );
+		pkvd->fHandled = true;
+	}
 	else
 		CPointEntity::KeyValue( pkvd );
 }
@@ -268,6 +281,16 @@ class CBigMomma : public CBaseMonster
 		return pev->angles.y;
 	}
 
+	int GetNodeLayCrabs( void )
+	{
+		CInfoBM *pTarget = GetTargetInfoBM();
+		if( pTarget )
+		{
+			return pTarget->pev->weapons;
+		}
+		return 0;
+	}
+
 	// Restart the crab count on each new level
 	void OverrideReset( void )
 	{
@@ -1052,6 +1075,32 @@ void CBigMomma::StartTask( Task_t *pTask )
 			SetState( MONSTERSTATE_ALERT );
 		}
 
+		{
+			const int layCrabs = GetNodeLayCrabs();
+			switch (layCrabs) {
+			case LAYCRABS_OFF:
+				SetBits(pev->spawnflags, SF_BIGMOM_NOBABYCRABS);
+				break;
+			case LAYCRABS_ON:
+				ClearBits(pev->spawnflags, SF_BIGMOM_NOBABYCRABS);
+				break;
+			case LAYCRABS_TOGGLE:
+			{
+				if (FBitSet(pev->spawnflags, SF_BIGMOM_NOBABYCRABS))
+				{
+					ClearBits(pev->spawnflags, SF_BIGMOM_NOBABYCRABS);
+				}
+				else
+				{
+					SetBits(pev->spawnflags, SF_BIGMOM_NOBABYCRABS);
+				}
+			}
+				break;
+			default:
+				break;
+			}
+		}
+
 		const float delay = GetNodeDelay();
 		if (g_modFeatures.bigmomma_wait_fix)
 		{

fgd/halflife.fgd

@@ -3580,6 +3580,13 @@
 	reachsequence(string) : "Sequence on approach" : ""
 	health(string) : "Health on approach" : ""
 	presequence(string) : "Sequence before approach" : ""
+	laycrabs(choices) : "Lay Crabs Policy" =
+	[
+		0 : "No Change"
+		1 : "Start Laying Crabs"
+		2 : "Stop Laying Crabs"
+		3 : "Toggle Laying Crabs"
+	]
 ]
 
 // Displacer target placement represents the point where the player's feet shall be