new item tag <ItemChoiceTimeSetting> forbids AI from picking an item at night if set to 1 and at day if set to 2

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@6262 3b4a5df2-a311-0410-b5c6-a8a6f20db521

Tactical/Inventory Choosing.cpp

@@ -3326,6 +3326,8 @@ UINT16 SelectStandardArmyGun( UINT8 uiGunLevel, INT8 bSoldierClass )
 	// choose one the of the possible gun choices
 	usGunIndex = -1;
 
+	BOOLEAN isnight = NightTime();
+
 	while (usGunIndex == -1)
 	{
 		uiChoice = Random(pGunChoiceTable[ uiGunLevel ].ubChoices);
@@ -3357,6 +3359,10 @@ UINT16 SelectStandardArmyGun( UINT8 uiGunLevel, INT8 bSoldierClass )
 				{
 					usGunIndex = pGunChoiceTable[ uiGunLevel ].bItemNo[ i ];
 
+					// Flugente: ignore this item if we aren't allowed to pick it at this time of day
+					if ( ( isnight && Item[usGunIndex].usItemChoiceTimeSetting == 1 ) || ( !isnight && Item[usGunIndex].usItemChoiceTimeSetting == 2 ) )
+						continue;
+
 					if (!ItemIsLegal(usGunIndex))
 						usGunIndex = -1;
 					else
@@ -3440,6 +3446,8 @@ UINT16 PickARandomItem(UINT8 typeIndex, INT8 bSoldierClass, UINT8 maxCoolness, B
 	if ( gArmyItemChoices[bSoldierClass][ typeIndex ].ubChoices <= 0 )
 		return 0;
 
+	BOOLEAN isnight = NightTime();
+
 	// check up to 10 times for an item with a matching coolness
 	for (int i=0; i < 10;i++)
 	{
@@ -3459,6 +3467,10 @@ UINT16 PickARandomItem(UINT8 typeIndex, INT8 bSoldierClass, UINT8 maxCoolness, B
 		}
 		usItem = gArmyItemChoices[bSoldierClass][ typeIndex ].bItemNo[ uiChoice ];
 
+		// Flugente: ignore this item if we aren't allowed to pick it at this time of day
+		if ( ( isnight && Item[usItem].usItemChoiceTimeSetting == 1 ) || ( !isnight && Item[usItem].usItemChoiceTimeSetting == 2 ) )
+			continue;
+
 		// Flugente: random items
 		UINT16 newitemfromrandom = 0;
 		if ( GetItemFromRandomItem(usItem, &newitemfromrandom) )
@@ -3532,6 +3544,8 @@ UINT16 PickARandomAttachment(UINT8 typeIndex, INT8 bSoldierClass, UINT16 usBaseI
 	if ( gArmyItemChoices[bSoldierClass][ typeIndex ].ubChoices <= 0 )
 		return 0;
 
+	BOOLEAN isnight = NightTime();
+
 	// check up to 10 times for an item with a matching coolness
 	for (int i=0; i < 50; i++)
 	{
@@ -3542,6 +3556,10 @@ UINT16 PickARandomAttachment(UINT8 typeIndex, INT8 bSoldierClass, UINT16 usBaseI
 		uiChoice = Random(gArmyItemChoices[bSoldierClass][ typeIndex ].ubChoices);
 		usItem = gArmyItemChoices[bSoldierClass][ typeIndex ].bItemNo[ uiChoice ];
 
+		// Flugente: ignore this item if we aren't allowed to pick it at this time of day
+		if ( ( isnight && Item[usItem].usItemChoiceTimeSetting == 1 ) || ( !isnight && Item[usItem].usItemChoiceTimeSetting == 2 ) )
+			continue;
+
 		BOOLEAN fDefaultAttachment = FALSE;
 		for(UINT8 cnt = 0; cnt < MAX_DEFAULT_ATTACHMENTS; cnt++){
 			if(Item[usBaseItem].defaultattachments[cnt] == 0)

Tactical/Item Types.h

@@ -1104,7 +1104,7 @@ typedef struct
 	FLOAT projectionfactor;
 	BOOLEAN speeddot;
 
-	// Flugente FTW 1.2
+	// Flugente
 	BOOLEAN	barrel;									// item can be used on some guns as an exchange barrel
 	FLOAT	usOverheatingCooldownFactor;			// every turn/5 seconds, a gun's temperature is lowered by this amount
 	FLOAT	overheatTemperatureModificator;			// percentage modifier of heat a shot generates (read from attachments)
@@ -1153,6 +1153,9 @@ typedef struct
 	// Flugente: range of a flashlight (an item with usFlashLightRange > 0 is deemed a flashlight)
 	UINT8	usFlashLightRange;
 
+	// Flugente: determine wether the AI should pick this item for its choices only at certain times
+	UINT8	usItemChoiceTimeSetting;
+
 } INVTYPE;
 
 

Utils/XML_Items.cpp

@@ -273,7 +273,8 @@ itemStartElementHandle(void *userData, const XML_Char *name, const XML_Char **at
 				strcmp(name, "clothestype") == 0 ||
 				strcmp(name, "randomitem") == 0 ||
 				strcmp(name, "randomitemcoolnessmodificator") == 0 ||
-				strcmp(name, "FlashLightRange") == 0 ))
+				strcmp(name, "FlashLightRange") == 0 ||
+				strcmp(name, "ItemChoiceTimeSetting") == 0 ))
 		{
 			pData->curElement = ELEMENT_PROPERTY;
 			//DebugMsg(TOPIC_JA2, DBG_LEVEL_3, String("itemStartElementHandle: going into element, name = %s",name) );
@@ -1412,6 +1413,12 @@ itemEndElementHandle(void *userData, const XML_Char *name)
 			pData->curElement = ELEMENT;
 			pData->curItem.usFlashLightRange = (UINT8) atol(pData->szCharData);
 		}
+		else if(strcmp(name, "ItemChoiceTimeSetting") == 0)
+		{
+			pData->curElement = ELEMENT;
+			// no nonsense, only values between 0 and + 2
+			pData->curItem.usItemChoiceTimeSetting = min(2, max(0, (UINT8) atol(pData->szCharData) ) );
+		}
 										
 		pData->maxReadDepth--;
 	}
@@ -2050,6 +2057,7 @@ BOOLEAN WriteItemStats()
 			FilePrintf(hFile,"\t\t<randomitem>%d</randomitem>\r\n",										Item[cnt].randomitem  );
 			FilePrintf(hFile,"\t\t<randomitemcoolnessmodificator>%d</randomitemcoolnessmodificator>\r\n",	Item[cnt].randomitemcoolnessmodificator  );
 			FilePrintf(hFile,"\t\t<FlashLightRange>%d</FlashLightRange>\r\n",							Item[cnt].usFlashLightRange  );
+			FilePrintf(hFile,"\t\t<ItemChoiceTimeSetting>%d</ItemChoiceTimeSetting>\r\n",				Item[cnt].usItemChoiceTimeSetting  );
 															
 			FilePrintf(hFile,"\t</ITEM>\r\n");
 		}