Rate limits for notification sounds

OpenRA.Game/GameRules/SoundInfo.cs

@@ -33,28 +33,61 @@ public SoundInfo(MiniYaml y)
 		{
 			FieldLoader.Load(this, y);
 
-			VoicePools = Exts.Lazy(() => Voices.ToDictionary(a => a.Key, a => new SoundPool(a.Value)));
-			NotificationsPools = Exts.Lazy(() => Notifications.ToDictionary(a => a.Key, a => new SoundPool(a.Value)));
+			VoicePools = Exts.Lazy(() => Voices.ToDictionary(a => a.Key, a => new SoundPool(0, a.Value)));
+			NotificationsPools = Exts.Lazy(() => ParseSoundPool(y, "Notifications"));
+		}
+
+		Dictionary<string, SoundPool> ParseSoundPool(MiniYaml y, string key)
+		{
+			var ret = new Dictionary<string, SoundPool>();
+			var classifiction = y.Nodes.First(x => x.Key == key);
+			foreach (var t in classifiction.Value.Nodes)
+			{
+				var rateLimit = 0;
+				var rateLimitNode = t.Value.Nodes.FirstOrDefault(x => x.Key == "RateLimit");
+				if (rateLimitNode != null)
+					rateLimit = FieldLoader.GetValue<int>(rateLimitNode.Key, rateLimitNode.Value.Value);
+
+				var names = FieldLoader.GetValue<string[]>(t.Key, t.Value.Value);
+				var sp = new SoundPool(rateLimit, names);
+				ret.Add(t.Key, sp);
+			}
+
+			return ret;
 		}
 	}
 
 	public class SoundPool
 	{
 		readonly string[] clips;
+		readonly int rateLimit;
 		readonly List<string> liveclips = new List<string>();
+		long lastPlayed = 0;
 
-		public SoundPool(params string[] clips)
+		public SoundPool(int rateLimit, params string[] clips)
 		{
 			this.clips = clips;
+			this.rateLimit = rateLimit;
 		}
 
 		public string GetNext()
 		{
 			if (liveclips.Count == 0)
 				liveclips.AddRange(clips);
 
+			// Avoid crashing if there's no clips at all
 			if (liveclips.Count == 0)
-				return null;		/* avoid crashing if there's no clips at all */
+				return null;
+
+			// Perform rate limiting if necessary
+			if (rateLimit != 0)
+			{
+				var now = Game.RunTime;
+				if (lastPlayed != 0 && now < lastPlayed + rateLimit)
+					return null;
+
+				lastPlayed = now;
+			}
 
 			var i = Game.CosmeticRandom.Next(liveclips.Count);
 			var s = liveclips[i];

mods/cnc/audio/notifications.yaml

@@ -6,11 +6,13 @@ Speech:
 		AirstrikeReady: airredy1
 		BaseAttack: baseatk1
 		Building: bldging1
+			RateLimit: 600
 		BuildingCannotPlaceAudio: deploy1
 		BuildingCaptured: capt1
 		BuildingInProgress: bldg1
 		BuildingLost: strclost
 		Cancelled: cancel1
+			RateLimit: 500
 		CivilianBuildingCaptured: civcapt1
 		CivilianKilled: civdead1
 		ConstructionComplete: constru1
@@ -41,9 +43,11 @@ Speech:
 		SilosNeeded: silos1
 		StartGame:
 		Training: bldging1
+			RateLimit: 800
 		UnitDestroyed: dead1
 		UnitLost: unitlost
 		UnitReady: unitredy
+			RateLimit: 900
 		Win: accom1
 	DisablePrefixes: AbilityInsufficientPower, BaseAttack, Building, BuildingCannotPlaceAudio, BuildingInProgress, BuildingLost, Cancelled, CivilianBuildingCaptured, CivilianKilled, ConstructionComplete, EnemyUnitsApproaching, EnemyStructureDestroyed, EnemyPlanesApproaching, HarvesterAttack, InsufficientPower, IonCannonCharging, IonCannonReady, Leave, Lose, LowPower, MissionAccomplished, MissionFailed, NewOptions, NoBuild, NodStructureDestroyed, NotReady, NuclearWarheadApproaching, NuclearWeaponAvailable, NuclearWeaponLaunched, OnHold, PrimaryBuildingSelected, Reinforce, Repairing, SelectTarget, SilosNeeded, Training, UnitLost, UnitReady, Win
 

mods/d2k/audio/notifications.yaml

@@ -13,11 +13,13 @@ Speech:
 	Notifications:
 		BaseAttack: ATACK
 		Building: BUILD
+			RateLimit: 600
 		BuildingCannotPlaceAudio: PLACE
 		BuildingCaptured: CAPT
 		BuildingLost: BLOST
 		BuildingReady: BDRDY
 		Cancelled: CANCL
+			RateLimit: 500
 		CannotDeploy: DPLOY
 		DeathHandMissilePrepping: PREP
 		DeathHandMissileReady: DHRDY
@@ -50,8 +52,10 @@ Speech:
 		TMinusThree: 3MIN
 		TMinusTwo: 2MIN
 		Training: TRAIN
+			RateLimit: 800
 		UnitLost: ULOST
 		UnitReady: UNRDY
+			RateLimit: 900
 		UnitRepaired: GANEW
 		UpgradeOptions: UPGOP
 		Upgrading: UPGRD

mods/ra/audio/notifications.yaml

@@ -17,12 +17,14 @@ Speech:
 		AtomBombPrepping: atprep1
 		BaseAttack: baseatk1
 		Building: abldgin1
+			RateLimit: 600
 		BuildingCannotPlaceAudio: nodeply1
 		BuildingCaptured: strucap1
 		BuildingInfiltrated: bldginf1
 		BuildingInProgress: progres1
 		BuildingProgress: bldgprg1
 		Cancelled: cancld1
+			RateLimit: 500
 		ChronosphereCharging: chrochr1
 		ChronosphereReady: chrordy1
 		ChronosphereTestSuccessful: chroyes1
@@ -97,12 +99,14 @@ Speech:
 		TimerStarted: timergo1
 		TimerStopped: timerno1
 		Training: train1
+			RateLimit: 800
 		TwentyMinutesRemaining: 20minr
 		UnitArmorUpgraded: armorup1
 		UnitFirepowerUpgraded: firepo1
 		UnitFull: unitful1
 		UnitLost: unitlst1
 		UnitReady: unitrdy1
+			RateLimit: 900
 		UnitRepaired: unitrep1
 		UnitSold: unitsld1
 		UnitSpeedUpgraded: unitspd1

mods/ts/audio/speech-generic.yaml

@@ -14,10 +14,12 @@ Speech:
 		BridgeRepaired2: 00-n128
 		BridgeRepaired: 00-i118
 		Building: 00-i216
+			RateLimit: 600
 		BuildingCannotPlaceAudio: 00-i016 #CannotDeployHere
 		BuildingCaptured: 00-i056
 		BuildingInfiltrated: 00-i014
 		Cancelled: 00-i220
+			RateLimit: 500
 		ChemicalMissileReady: 00-i152
 		CivilianKilled: 00-n018
 		CloakedUnitDetected: 00-i172
@@ -71,10 +73,12 @@ Speech:
 		TiberiumMissileReady2: 01-n194
 		TiberiumMissileReady: 01-n176
 		Training: 00-i062
+			RateLimit: 800
 		UnitArmourUpgraded: 00-i068
 		UnitFirepowerUpgraded: 00-i070
 		UnitLost: 00-i074
 		UnitReady: 00-i076
+			RateLimit: 900
 		UnitRepaired: 00-i078
 		UnitSold: 00-i226
 		UnitSpeedUpgraded: 00-i080