If a tank just took a heavy hit, but cannot see an enemy to fire upon, it can detonate a smoke grenade on itself to hide.

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@8127 3b4a5df2-a311-0410-b5c6-a8a6f20db521

Tactical/Inventory Choosing.cpp

@@ -3422,6 +3422,11 @@ void EquipArmouredVehicle( SOLDIERCREATE_STRUCT *pp, BOOLEAN fTank )
 		CreateItems( MINIMI, (INT8)(80 + Random( 21 )), 1, &gTempObject );
 		gTempObject.fFlags |= OBJECT_UNDROPPABLE;
 		PlaceObjectInSoldierCreateStruct( pp, &gTempObject );
+
+		// smoke grenade
+		CreateItems( SMOKE_GRENADE, (INT8)(80 + Random( 21 )), 1, &gTempObject );
+		gTempObject.fFlags |= OBJECT_UNDROPPABLE;
+		PlaceObjectInSoldierCreateStruct( pp, &gTempObject );
 	}
 	else
 	{

Tactical/Soldier Control.cpp

@@ -7604,6 +7604,9 @@ void SOLDIERTYPE::EVENT_BeginMercTurn( BOOLEAN fFromRealTime, INT32 iRealTimeCou
 		// UnderFire now starts at 2 for "under fire this turn",
 		// down to 1 for "under fire last turn", to 0.
 		this->aiData.bUnderFire--;
+
+		if ( !this->aiData.bUnderFire )
+			this->usSoldierFlagMask2 &= ~SOLDIER_TAKEN_LARGE_HIT;
 	}
 
 	// Flugente: reset extra stats. Currently they only depend on drug effects, and those are reset every turn
@@ -9889,6 +9892,9 @@ UINT8 SOLDIERTYPE::SoldierTakeDamage( INT8 bHeight, INT16 sLifeDeduct, INT16 sBr
 			}
 		}
 
+		if ( sLifeDeduct > 30 )
+			this->usSoldierFlagMask2 |= SOLDIER_TAKEN_LARGE_HIT;
+		
 		VehicleTakeDamage( this->bVehicleID, ubReason, sLifeDeduct, this->sGridNo, ubAttacker );
 		HandleTakeDamageDeath( this, bOldLife, ubReason );
 		return(0);
@@ -18989,6 +18995,41 @@ FLOAT	SOLDIERTYPE::GetConstructionPoints( )
 	return dval;
 }
 
+BOOLEAN SOLDIERTYPE::HasItem(UINT16 usItem)
+{
+	INT8 invsize = (INT8)inv.size( );
+	for ( INT8 bLoop = 0; bLoop < invsize; ++bLoop )
+	{
+		if ( inv[bLoop].exists( ) == true && inv[bLoop].usItem == usItem )
+			return TRUE;
+	}
+
+	return FALSE;
+}
+
+// AI-only: heal self. Do NOT, repeat, NOT use this with mercs!
+BOOLEAN		SOLDIERTYPE::SelfDetonate( )
+{
+	if ( !(this->flags.uiStatusFlags & SOLDIER_UNDERAICONTROL) )
+		return FALSE;
+
+	INT8 invsize = (INT8)inv.size( );
+	for ( INT8 bLoop = 0; bLoop < invsize; ++bLoop )
+	{
+		if ( inv[bLoop].exists( ) == true && inv[bLoop].usItem == this->aiData.usActionData )
+		{
+			IgniteExplosion( this->ubID, this->sX, this->sY, (INT16)(gpWorldLevelData[this->sGridNo].sHeight), this->sGridNo, inv[bLoop].usItem, this->pathing.bLevel, this->ubDirection );
+		
+			// Remove item!
+			DeleteObj( &(this->inv[bLoop]) );
+
+			return TRUE;
+		}
+	}
+
+	return FALSE;
+}
+
 INT32 CheckBleeding( SOLDIERTYPE *pSoldier )
 {
 	INT8		bBandaged; //,savedOurTurn;

Tactical/Soldier Control.h

@@ -411,6 +411,7 @@ enum
 #define SOLDIER_INTERROGATE_CIVILIAN		0x00000100	//256			// interrogate civilian
 #define SOLDIER_POTENTIAL_VOLUNTEER			0x00000200	//512			// this civilian _might_ join us as a volunteer if conditions are right
 #define SOLDIER_HUNGOVER					0x00000400	//1024			// we drank alcohol recently, and are now hungover
+#define SOLDIER_TAKEN_LARGE_HIT				0x00000800					// we recently received a lot of damage in a single hit
 
 #define SOLDIER_INTERROGATE_ALL				0x000001F8					// all interrogation flags
 // ----------------------------------------------------------------
@@ -1918,6 +1919,10 @@ public:
 
 	// Flugente: fortification
 	FLOAT	GetConstructionPoints( );
+
+	// Flugente: do we have a specific item in our inventory?
+	BOOLEAN HasItem( UINT16 usItem );
+	BOOLEAN SelfDetonate();						// AI-only: blow up explosive in own inventory. Do NOT, repeat, NOT use this with mercs!
 	//////////////////////////////////////////////////////////////////////////////
 
 }; // SOLDIERTYPE;	

TacticalAI/AIMain.cpp

@@ -2307,6 +2307,13 @@ INT8 ExecuteAction(SOLDIERTYPE *pSoldier)
 			}
 			break;
 
+		case AI_ACTION_SELFDETONATE:
+			{
+				pSoldier->SelfDetonate( );
+				ActionDone( pSoldier );
+			}
+			break;
+
         default:
 #ifdef BETAVERSION
             NumMessage("ExecuteAction - Illegal action type = ",pSoldier->aiData.bAction);

TacticalAI/AIUtils.cpp

@@ -615,6 +615,10 @@ BOOLEAN IsActionAffordable(SOLDIERTYPE *pSoldier, INT8 bAction)
 			bMinPointsNeeded = 20;	// TODO
 			break;
 
+		case AI_ACTION_SELFDETONATE:
+			bMinPointsNeeded = 20;	// TODO
+			break;
+
 		default:
 #ifdef BETAVERSION
 			//NumMessage("AffordableAction - Illegal action type = ",pSoldier->aiData.bAction);

TacticalAI/DecideAction.cpp

@@ -9847,7 +9847,6 @@ INT8 ArmedVehicleDecideActionRed( SOLDIERTYPE *pSoldier, UINT8 ubUnconsciousOK )
 
 				if ( OKFallDirection( pSoldier, sCheckGridNo, pSoldier->pathing.bLevel, ubOpponentDir, pSoldier->usAnimState ) )
 				{
-
 					// then do it!  The functions have already made sure that we have a
 					// pair of worthy opponents, etc., so we're not just wasting our time
 
@@ -10711,6 +10710,14 @@ INT8 ArmedVehicleDecideActionRed( SOLDIERTYPE *pSoldier, UINT8 ubUnconsciousOK )
 		// if we're currently under fire (presumably, attacker is hidden)
 		if ( pSoldier->aiData.bUnderFire )
 		{
+			// Flugente: see if we are equipped with a smoke screen. If so, use it do hide us
+			if ( (pSoldier->usSoldierFlagMask2 & SOLDIER_TAKEN_LARGE_HIT) && pSoldier->HasItem( SMOKE_GRENADE ) && IsActionAffordable( pSoldier, AI_ACTION_SELFDETONATE ) )
+			{
+				pSoldier->aiData.usActionData = SMOKE_GRENADE;
+
+				return AI_ACTION_SELFDETONATE;
+			}
+
 			// only try to run if we've actually been hit recently & noticably so
 			// otherwise, presumably our current cover is pretty good & sufficient
 			// HEADROCK HAM B2.6: New value here helps us change the ratio of running away due to shock. This

TacticalAI/ai.h

@@ -107,6 +107,7 @@ typedef enum
 	AI_ACTION_USE_SKILL,			// added by Flugente: perform a skill, which one is stored in usAISkillUse
 	AI_ACTION_DOCTOR,				// added by Flugente: AI-ONLY! bandage/surgery on fellow AI. DO NOT USE THIS FOR MERCS!!!
 	AI_ACTION_DOCTOR_SELF,			// added by Flugente: AI-ONLY! bandage/surgery on self. DO NOT USE THIS FOR MERCS!!!
+	AI_ACTION_SELFDETONATE,			// added by Flugente: blow up an explosive in own inventory
 } ActionType;