Add setting for HD mod tournament rules dimension door limit

config/gameConfig.json

@@ -396,7 +396,9 @@
 			// if enabled, dimension door will hint regarding tile being incompatible terrain type, unlike H3 (water/land)
 			"dimensionDoorExposesTerrainType" : false,
 			// if enabled, dimension door will initiate a fight upon landing on tile adjacent to neutral creature
-			"dimensionDoorTriggersGuards" : false
+			"dimensionDoorTriggersGuards" : false,
+			// if enabled, dimension door can be used 1x per day, exception being 2x per day for XL+U or bigger maps (41472 tiles) + hero having expert air magic
+			"dimensionDoorTournamentRulesLimit" : false
 		},
 		
 		"bonuses" : 

lib/GameSettings.cpp

@@ -106,6 +106,7 @@ void GameSettings::load(const JsonNode & input)
 		{EGameSettings::DIMENSION_DOOR_ONLY_TO_UNCOVERED_TILES, "spells",    "dimensionDoorOnlyToUncoveredTiles"},
 		{EGameSettings::DIMENSION_DOOR_EXPOSES_TERRAIN_TYPE,    "spells",    "dimensionDoorExposesTerrainType"  },
 		{EGameSettings::DIMENSION_DOOR_TRIGGERS_GUARDS,         "spells",    "dimensionDoorTriggersGuards"      },
+		{EGameSettings::DIMENSION_DOOR_TOURNAMENT_RULES_LIMIT,  "spells",    "dimensionDoorTournamentRulesLimit"},
 		{EGameSettings::TOWNS_BUILDINGS_PER_TURN_CAP,           "towns",     "buildingsPerTurnCap"              },
 		{EGameSettings::TOWNS_STARTING_DWELLING_CHANCES,        "towns",     "startingDwellingChances"          },
 	};

lib/GameSettings.h

@@ -73,6 +73,7 @@ enum class EGameSettings
 	DIMENSION_DOOR_ONLY_TO_UNCOVERED_TILES,
 	DIMENSION_DOOR_EXPOSES_TERRAIN_TYPE,
 	DIMENSION_DOOR_TRIGGERS_GUARDS,
+	DIMENSION_DOOR_TOURNAMENT_RULES_LIMIT,
 
 	OPTIONS_COUNT
 };

lib/constants/NumericConstants.h

@@ -52,6 +52,7 @@ namespace GameConstants
 	constexpr ui32 BASE_MOVEMENT_COST = 100; //default cost for non-diagonal movement
 	constexpr int64_t PLAYER_RESOURCES_CAP = 1000 * 1000 * 1000;
 	constexpr int ALTAR_ARTIFACTS_SLOTS = 22;
+	constexpr int TOURNAMENT_RULES_DD_MAP_TILES_THRESHOLD = 41472; //map tiles count threshold for 2 dimension door casts with tournament rules
 }
 
 VCMI_LIB_NAMESPACE_END

lib/spells/AdventureSpellMechanics.cpp

@@ -345,7 +345,19 @@ ESpellCastResult DimensionDoorMechanics::applyAdventureEffects(SpellCastEnvironm
 	std::stringstream cachingStr;
 	cachingStr << "source_" << vstd::to_underlying(BonusSource::SPELL_EFFECT) << "id_" << owner->id.num;
 
-	if(parameters.caster->getHeroCaster()->getBonuses(Selector::source(BonusSource::SPELL_EFFECT, BonusSourceID(owner->id)), Selector::all, cachingStr.str())->size() >= owner->getLevelPower(schoolLevel)) //limit casts per turn
+	int castsAlreadyPerformedThisTurn = parameters.caster->getHeroCaster()->getBonuses(Selector::source(BonusSource::SPELL_EFFECT, BonusSourceID(owner->id)), Selector::all, cachingStr.str())->size();
+	int castsLimit = owner->getLevelPower(schoolLevel);
+
+	bool isTournamentRulesLimitEnabled = VLC->settings()->getBoolean(EGameSettings::DIMENSION_DOOR_TOURNAMENT_RULES_LIMIT);
+	if(isTournamentRulesLimitEnabled)
+	{
+		bool meetsTournamentRulesTwoCastsRequirements = env->getMap()->width * env->getMap()->height * env->getMap()->levels() >= GameConstants::TOURNAMENT_RULES_DD_MAP_TILES_THRESHOLD
+			&& schoolLevel == MasteryLevel::EXPERT;
+
+		castsLimit = meetsTournamentRulesTwoCastsRequirements ? 2 : 1;
+	}
+
+	if(castsAlreadyPerformedThisTurn >= castsLimit) //limit casts per turn
 	{
 		InfoWindow iw;
 		iw.player = parameters.caster->getCasterOwner();