Add Player hasNoMana helper

Source/engine/render/scrollrt.cpp

@@ -1791,7 +1791,7 @@ void DrawAndBlit()
 		DrawFlaskValues(out, { mainPanel.position.x + 134, mainPanel.position.y + 28 }, MyPlayer->_pHitPoints >> 6, MyPlayer->_pMaxHP >> 6);
 	if (*GetOptions().Gameplay.showManaValues)
 		DrawFlaskValues(out, { mainPanel.position.x + mainPanel.size.width - 138, mainPanel.position.y + 28 },
-		    (HasAnyOf(InspectPlayer->_pIFlags, ItemSpecialEffect::NoMana) || (MyPlayer->_pMana >> 6) <= 0) ? 0 : MyPlayer->_pMana >> 6,
+		    (HasAnyOf(InspectPlayer->_pIFlags, ItemSpecialEffect::NoMana) || MyPlayer->hasNoMana()) ? 0 : MyPlayer->_pMana >> 6,
 		    HasAnyOf(InspectPlayer->_pIFlags, ItemSpecialEffect::NoMana) ? 0 : MyPlayer->_pMaxMana >> 6);
 	if (*GetOptions().Gameplay.floatingInfoBox)
 		DrawFloatingInfoBox(out);

Source/missiles.cpp

@@ -4207,7 +4207,7 @@ static void DeleteMissiles()
 void ProcessManaShield()
 {
 	Player &myPlayer = *MyPlayer;
-	if (myPlayer.pManaShield && myPlayer._pMana <= 0) {
+	if (myPlayer.pManaShield && myPlayer.hasNoMana()) {
 		myPlayer.pManaShield = false;
 		NetSendCmd(true, CMD_REMSHIELD);
 	}

Source/monster.cpp

@@ -4008,7 +4008,7 @@ void PrepDoEnding()
 		if (gbIsMultiplayer) {
 			if (player.hasNoLife())
 				player._pHitPoints = 64;
-			if (player._pMana >> 6 == 0)
+			if (player.hasNoMana())
 				player._pMana = 64;
 		}
 	}

Source/objects.cpp

@@ -2533,7 +2533,7 @@ void OperateShrineCostOfWisdom(Player &player, SpellID spellId, diablo_message m
 	player._pMana -= t;
 	player._pMaxMana -= t;
 	player._pMaxManaBase -= t;
-	if (player._pMana >> 6 <= 0) {
+	if (player.hasNoMana()) {
 		player._pMana = v1;
 		player._pManaBase = 0;
 	}

Source/panels/charpanel.cpp

@@ -188,7 +188,7 @@ PanelEntry panelEntries[] = {
 	{ N_("Mana"), { LeftColumnLabelX, 312 }, 45, LeftColumnLabelWidth,
 	    []() { return StyledText { GetMaxManaColor(), StrCat(HasAnyOf(InspectPlayer->_pIFlags, ItemSpecialEffect::NoMana) ? 0 : InspectPlayer->_pMaxMana >> 6) }; } },
 	{ "", { 135, 312 }, 45, 0,
-	    []() { return StyledText { (InspectPlayer->_pMana != InspectPlayer->_pMaxMana ? UiFlags::ColorRed : GetMaxManaColor()), StrCat((HasAnyOf(InspectPlayer->_pIFlags, ItemSpecialEffect::NoMana) || (InspectPlayer->_pMana >> 6) <= 0) ? 0 : InspectPlayer->_pMana >> 6) }; } },
+	    []() { return StyledText { (InspectPlayer->_pMana != InspectPlayer->_pMaxMana ? UiFlags::ColorRed : GetMaxManaColor()), StrCat((HasAnyOf(InspectPlayer->_pIFlags, ItemSpecialEffect::NoMana) || InspectPlayer->hasNoMana()) ? 0 : InspectPlayer->_pMana >> 6) }; } },
 
 	{ N_("Resist magic"), { RightColumnLabelX, 256 }, 57, RightColumnLabelWidth,
 	    []() { return GetResistInfo(InspectPlayer->_pMagResist); } },

Source/player.h

@@ -905,6 +905,11 @@ public:
 	{
 		return leveltype == DTYPE_TOWN ? false : _pHitPoints >> 6 <= 0;
 	}
+
+	bool hasNoMana() const
+	{
+		return _pMana >> 6 <= 0;
+	}
 };
 
 extern DVL_API_FOR_TEST uint8_t MyPlayerId;