Refined experimental toggle for in-place inputsBuffer update upon dynamics.

battle_srv/models/player.go

@@ -47,11 +47,10 @@ type Player struct {
 	TutorialStage int       `db:"tutorial_stage"`
 
 	// other in-battle info fields
-	LastReceivedInputFrameId    int32
-	LastUdpReceivedInputFrameId int32
-	LastSentInputFrameId        int32
-	AckingFrameId               int32
-	AckingInputFrameId          int32
+	LastConsecutiveRecvInputFrameId int32
+	LastSentInputFrameId            int32
+	AckingFrameId                   int32
+	AckingInputFrameId              int32
 
 	UdpAddr                *PeerUdpAddr
 	BattleUdpTunnelAddr    *net.UDPAddr // This addr is used by backend only, not visible to frontend

battle_srv/models/room.go

@@ -136,7 +136,7 @@ type Room struct {
 	EffectivePlayerCount                   int32
 	DismissalWaitGroup                     sync.WaitGroup
 	InputsBuffer                           *resolv.RingBuffer // Indices are STRICTLY consecutive
-	InputsBufferLock                       sync.Mutex         // Guards [InputsBuffer, LatestPlayerUpsyncedInputFrameId, LastAllConfirmedInputFrameId, LastAllConfirmedInputList, LastAllConfirmedInputFrameIdWithChange, LastIndividuallyConfirmedInputList, player.LastReceivedInputFrameId, player.LastUdpReceivedInputFrameId]
+	InputsBufferLock                       sync.Mutex         // Guards [InputsBuffer, LatestPlayerUpsyncedInputFrameId, LastAllConfirmedInputFrameId, LastAllConfirmedInputList, LastAllConfirmedInputFrameIdWithChange, LastIndividuallyConfirmedInputFrameId, LastIndividuallyConfirmedInputList, player.LastConsecutiveRecvInputFrameId]
 	RenderFrameBuffer                      *resolv.RingBuffer // Indices are STRICTLY consecutive
 	LatestPlayerUpsyncedInputFrameId       int32
 	LastAllConfirmedInputFrameId           int32
@@ -156,8 +156,10 @@ type Room struct {
 	TmxPointsMap   StrToVec2DListMap
 	TmxPolygonsMap StrToPolygon2DListMap
 
-	rdfIdToActuallyUsedInput           map[int32]*pb.InputFrameDownsync
-	LastIndividuallyConfirmedInputList []uint64
+	rdfIdToActuallyUsedInput                 map[int32]*pb.InputFrameDownsync
+	allowUpdateInputFrameInPlaceUponDynamics bool
+	LastIndividuallyConfirmedInputFrameId    []int32
+	LastIndividuallyConfirmedInputList       []uint64
 
 	BattleUdpTunnelLock sync.Mutex
 	BattleUdpTunnelAddr *pb.PeerUdpAddr
@@ -194,8 +196,7 @@ func (pR *Room) AddPlayerIfPossible(pPlayerFromDbInit *Player, speciesId int, se
 	pPlayerFromDbInit.AckingFrameId = -1
 	pPlayerFromDbInit.AckingInputFrameId = -1
 	pPlayerFromDbInit.LastSentInputFrameId = MAGIC_LAST_SENT_INPUT_FRAME_ID_NORMAL_ADDED
-	pPlayerFromDbInit.LastReceivedInputFrameId = MAGIC_LAST_SENT_INPUT_FRAME_ID_NORMAL_ADDED
-	pPlayerFromDbInit.LastUdpReceivedInputFrameId = MAGIC_LAST_SENT_INPUT_FRAME_ID_NORMAL_ADDED
+	pPlayerFromDbInit.LastConsecutiveRecvInputFrameId = MAGIC_LAST_SENT_INPUT_FRAME_ID_NORMAL_ADDED
 	pPlayerFromDbInit.BattleState = PlayerBattleStateIns.ADDED_PENDING_BATTLE_COLLIDER_ACK
 
 	pPlayerFromDbInit.ColliderRadius = DEFAULT_PLAYER_RADIUS // Hardcoded
@@ -237,7 +238,7 @@ func (pR *Room) ReAddPlayerIfPossible(pTmpPlayerInstance *Player, session *webso
 	pEffectiveInRoomPlayerInstance.AckingFrameId = -1
 	pEffectiveInRoomPlayerInstance.AckingInputFrameId = -1
 	pEffectiveInRoomPlayerInstance.LastSentInputFrameId = MAGIC_LAST_SENT_INPUT_FRAME_ID_READDED
-	// [WARNING] DON'T reset "player.LastReceivedInputFrameId" & "player.LastUdpReceivedInputFrameId" upon reconnection!
+	// [WARNING] DON'T reset "player.LastConsecutiveRecvInputFrameId" & "pR.LastIndividuallyConfirmedInputFrameId[...]" upon reconnection!
 	pEffectiveInRoomPlayerInstance.BattleState = PlayerBattleStateIns.READDED_PENDING_BATTLE_COLLIDER_ACK
 
 	pEffectiveInRoomPlayerInstance.ColliderRadius = DEFAULT_PLAYER_RADIUS // Hardcoded
@@ -804,6 +805,11 @@ func (pR *Room) OnDismissed() {
 	pR.RenderFrameBuffer = resolv.NewRingBuffer(pR.RenderCacheSize)
 	pR.InputsBuffer = resolv.NewRingBuffer((pR.RenderCacheSize >> 1) + 1)
 	pR.rdfIdToActuallyUsedInput = make(map[int32]*pb.InputFrameDownsync)
+	pR.allowUpdateInputFrameInPlaceUponDynamics = true
+	pR.LastIndividuallyConfirmedInputFrameId = make([]int32, pR.Capacity)
+	for i := 0; i < pR.Capacity; i++ {
+		pR.LastIndividuallyConfirmedInputFrameId[i] = MAGIC_LAST_SENT_INPUT_FRAME_ID_NORMAL_ADDED
+	}
 	pR.LastIndividuallyConfirmedInputList = make([]uint64, pR.Capacity)
 
 	pR.LatestPlayerUpsyncedInputFrameId = -1
@@ -817,7 +823,7 @@ func (pR *Room) OnDismissed() {
 
 	pR.collisionHolder = resolv.NewCollision()
 	pR.effPushbacks = make([]*battle.Vec2D, pR.Capacity)
-	for i := 0; i < len(pR.effPushbacks); i++ {
+	for i := 0; i < pR.Capacity; i++ {
 		pR.effPushbacks[i] = &battle.Vec2D{X: 0, Y: 0}
 	}
 	pR.hardPushbackNormsArr = make([][]*battle.Vec2D, pR.Capacity)
@@ -1190,9 +1196,9 @@ func (pR *Room) markConfirmationIfApplicable(inputFrameUpsyncBatch []*pb.InputFr
 			Logger.Debug(fmt.Sprintf("Omitting obsolete inputFrameUpsync#1: roomId=%v, playerId=%v, clientInputFrameId=%v, InputsBuffer=%v", pR.Id, playerId, clientInputFrameId, pR.InputsBufferString(false)))
 			continue
 		}
-		if clientInputFrameId < player.LastReceivedInputFrameId {
-			// [WARNING] It's important for correctness that we use "player.LastReceivedInputFrameId" instead of "player.LastUdpReceivedInputFrameId" here!
-			Logger.Debug(fmt.Sprintf("Omitting obsolete inputFrameUpsync#2: roomId=%v, playerId=%v, clientInputFrameId=%v, playerLastReceivedInputFrameId=%v, InputsBuffer=%v", pR.Id, playerId, clientInputFrameId, player.LastReceivedInputFrameId, pR.InputsBufferString(false)))
+		if clientInputFrameId < player.LastConsecutiveRecvInputFrameId {
+			// [WARNING] It's important for correctness that we use "player.LastConsecutiveRecvInputFrameId" instead of "pR.LastIndividuallyConfirmedInputFrameId[player.JoinIndex-1]" here!
+			Logger.Debug(fmt.Sprintf("Omitting obsolete inputFrameUpsync#2: roomId=%v, playerId=%v, clientInputFrameId=%v, playerLastConsecutiveRecvInputFrameId=%v, InputsBuffer=%v", pR.Id, playerId, clientInputFrameId, player.LastConsecutiveRecvInputFrameId, pR.InputsBufferString(false)))
 			continue
 		}
 		if clientInputFrameId > pR.InputsBuffer.EdFrameId {
@@ -1208,19 +1214,19 @@ func (pR *Room) markConfirmationIfApplicable(inputFrameUpsyncBatch []*pb.InputFr
 			/*
 							   [WARNING] We have to distinguish whether or not the incoming batch is from UDP here, otherwise "pR.LatestPlayerUpsyncedInputFrameId - pR.LastAllConfirmedInputFrameId" might become unexpectedly large in case of "UDP packet loss + slow ws session"!
 
-							   Moreover, only ws session upsyncs should advance "player.LastReceivedInputFrameId" & "pR.LatestPlayerUpsyncedInputFrameId".
+							   Moreover, only ws session upsyncs should advance "player.LastConsecutiveRecvInputFrameId" & "pR.LatestPlayerUpsyncedInputFrameId".
 
-				               Kindly note that the updates of "player.LastReceivedInputFrameId" could be discrete before and after reconnection.
+				               Kindly note that the updates of "player.LastConsecutiveRecvInputFrameId" could be discrete before and after reconnection.
 			*/
-			player.LastReceivedInputFrameId = clientInputFrameId
+			player.LastConsecutiveRecvInputFrameId = clientInputFrameId
 			if clientInputFrameId > pR.LatestPlayerUpsyncedInputFrameId {
 				pR.LatestPlayerUpsyncedInputFrameId = clientInputFrameId
 			}
 		}
 
-		if clientInputFrameId > player.LastUdpReceivedInputFrameId {
-			// No need to update "player.LastUdpReceivedInputFrameId" only when "true == fromUDP", we should keep "player.LastUdpReceivedInputFrameId >= player.LastReceivedInputFrameId" at any moment.
-			player.LastUdpReceivedInputFrameId = clientInputFrameId
+		if clientInputFrameId > pR.LastIndividuallyConfirmedInputFrameId[player.JoinIndex-1] {
+			// No need to update "pR.LastIndividuallyConfirmedInputFrameId[player.JoinIndex-1]" only when "true == fromUDP", we should keep "pR.LastIndividuallyConfirmedInputFrameId[player.JoinIndex-1] >= player.LastConsecutiveRecvInputFrameId" at any moment.
+			pR.LastIndividuallyConfirmedInputFrameId[player.JoinIndex-1] = clientInputFrameId
 			// It's safe (in terms of getting an eventually correct "RenderFrameBuffer") to put the following update of "pR.LastIndividuallyConfirmedInputList" which is ONLY used for prediction in "InputsBuffer" out of "false == fromUDP" block.
 			pR.LastIndividuallyConfirmedInputList[player.JoinIndex-1] = inputFrameUpsync.Encoded
 		}
@@ -1299,6 +1305,9 @@ func (pR *Room) forceConfirmationIfApplicable(prevRenderFrameId int32) uint64 {
 				panic(fmt.Sprintf("inputFrameId=%v doesn't exist for roomId=%v! InputsBuffer=%v", j, pR.Id, pR.InputsBufferString(false)))
 			}
 			inputFrameDownsync := tmp.(*battle.InputFrameDownsync)
+			if pR.allowUpdateInputFrameInPlaceUponDynamics {
+				battle.UpdateInputFrameInPlaceUponDynamics(j, pR.Capacity, inputFrameDownsync.ConfirmedList, inputFrameDownsync.InputList, pR.LastIndividuallyConfirmedInputFrameId, pR.LastIndividuallyConfirmedInputList, int32(MAGIC_JOIN_INDEX_INVALID))
+			}
 			unconfirmedMask |= (allConfirmedMask ^ inputFrameDownsync.ConfirmedList)
 			inputFrameDownsync.ConfirmedList = allConfirmedMask
 			pR.onInputFrameDownsyncAllConfirmed(inputFrameDownsync, -1)
@@ -1379,7 +1388,7 @@ func (pR *Room) applyInputFrameDownsyncDynamics(fromRenderFrameId int32, toRende
 			}
 		}
 
-		battle.ApplyInputFrameDownsyncDynamicsOnSingleRenderFrame(pR.InputsBuffer, currRenderFrame.Id, pR.Space, pR.CollisionSysMap, pR.SpaceOffsetX, pR.SpaceOffsetY, pR.CharacterConfigsArr, pR.RenderFrameBuffer, pR.collisionHolder, pR.effPushbacks, pR.hardPushbackNormsArr, pR.jumpedOrNotList, pR.dynamicRectangleColliders)
+		battle.ApplyInputFrameDownsyncDynamicsOnSingleRenderFrame(pR.InputsBuffer, currRenderFrame.Id, pR.Space, pR.CollisionSysMap, pR.SpaceOffsetX, pR.SpaceOffsetY, pR.CharacterConfigsArr, pR.RenderFrameBuffer, pR.collisionHolder, pR.effPushbacks, pR.hardPushbackNormsArr, pR.jumpedOrNotList, pR.dynamicRectangleColliders, pR.LastIndividuallyConfirmedInputFrameId, pR.LastIndividuallyConfirmedInputList, false, MAGIC_JOIN_INDEX_INVALID) // "allowUpdateInputFrameInPlaceUponDynamics" is instead used when "forceConfirmationIfApplicable"
 		pR.CurDynamicsRenderFrameId++
 	}
 }

frontend/assets/scripts/Map.js

@@ -512,8 +512,7 @@ cc.Class({
       window.clearBoundRoomIdInBothVolatileAndPersistentStorage();
       window.initPersistentSessionClient(self.initAfterWSConnected, null /* Deliberately NOT passing in any `expectedRoomId`. -- YFLu */ );
     };
-    resultPanelScriptIns.onCloseDelegate = () => {
-    };
+    resultPanelScriptIns.onCloseDelegate = () => {};
 
     self.gameRuleNode = cc.instantiate(self.gameRulePrefab);
     self.gameRuleNode.width = self.canvasNode.width;
@@ -1428,7 +1427,8 @@ othersForcedDownsyncRenderFrame=${JSON.stringify(othersForcedDownsyncRenderFrame
         };
         self.rdfIdToActuallyUsedInput.set(i, inputFrameDownsyncClone);
       }
-      const renderRes = gopkgs.ApplyInputFrameDownsyncDynamicsOnSingleRenderFrameJs(self.recentInputCache, i, collisionSys, collisionSysMap, self.spaceOffsetX, self.spaceOffsetY, self.chConfigsOrderedByJoinIndex, self.recentRenderCache, self.collisionHolder, self.effPushbacks, self.hardPushbackNormsArr, self.jumpedOrNotList, self.dynamicRectangleColliders);
+      const allowUpdateInputFrameInPlaceUponDynamics = (!isChasing);
+      const renderRes = gopkgs.ApplyInputFrameDownsyncDynamicsOnSingleRenderFrameJs(self.recentInputCache, i, collisionSys, collisionSysMap, self.spaceOffsetX, self.spaceOffsetY, self.chConfigsOrderedByJoinIndex, self.recentRenderCache, self.collisionHolder, self.effPushbacks, self.hardPushbackNormsArr, self.jumpedOrNotList, self.dynamicRectangleColliders, self.lastIndividuallyConfirmedInputFrameId, self.lastIndividuallyConfirmedInputList, allowUpdateInputFrameInPlaceUponDynamics, self.selfPlayerInfo.joinIndex);
       const nextRdf = gopkgs.GetRoomDownsyncFrame(self.recentRenderCache, i + 1);
 
       if (true == isChasing) {

frontend/settings/project.json

@@ -76,7 +76,7 @@
     "shelter_z_reducer",
     "shelter"
   ],
-  "last-module-event-record-time": 1676513919950,
+  "last-module-event-record-time": 1677337364473,
   "simulator-orientation": false,
   "simulator-resolution": {
     "height": 640,

jsexport/battle/battle.go

@@ -490,6 +490,23 @@ func calcHardPushbacksNorms(joinIndex int32, currPlayerDownsync, thatPlayerInNex
 	return retCnt
 }
 
+func UpdateInputFrameInPlaceUponDynamics(inputFrameId int32, roomCapacity int, confirmedList uint64, inputList []uint64, lastIndividuallyConfirmedInputFrameId []int32, lastIndividuallyConfirmedInputList []uint64, toExcludeJoinIndexUpdateInputFrameInPlaceUponDynamics int32) {
+	for i := 0; i < roomCapacity; i++ {
+		if int32(i+1) == toExcludeJoinIndexUpdateInputFrameInPlaceUponDynamics {
+			// On frontend, a "self input" is only confirmed by websocket downsync, which is quite late and might get the "self input" incorrectly overwritten if not excluded here
+			continue
+		}
+		if 0 < (confirmedList & (1 << uint32(i))) {
+			// This in-place update on the "inputsBuffer" is only correct when "delayed input for this player is not yet confirmed"
+			continue
+		}
+		if lastIndividuallyConfirmedInputFrameId[i] >= inputFrameId {
+			continue
+		}
+		inputList[i] = (lastIndividuallyConfirmedInputList[i] & uint64(15))
+	}
+}
+
 func deriveOpPattern(currPlayerDownsync, thatPlayerInNextFrame *PlayerDownsync, currRenderFrame *RoomDownsyncFrame, chConfig *CharacterConfig, inputsBuffer *resolv.RingBuffer) (int, bool, int32, int32) {
 	// returns (patternId, jumpedOrNot, effectiveDx, effectiveDy)
 	delayedInputFrameId := ConvertToDelayedInputFrameId(currRenderFrame.Id)
@@ -503,10 +520,13 @@ func deriveOpPattern(currPlayerDownsync, thatPlayerInNextFrame *PlayerDownsync,
 		return PATTERN_ID_UNABLE_TO_OP, false, 0, 0
 	}
 
-	delayedInputList := inputsBuffer.GetByFrameId(delayedInputFrameId).(*InputFrameDownsync).InputList
+	delayedInputFrameDownsync := inputsBuffer.GetByFrameId(delayedInputFrameId).(*InputFrameDownsync)
+	delayedInputList := delayedInputFrameDownsync.InputList
+
 	var delayedInputListForPrevRdf []uint64 = nil
 	if 0 < delayedInputFrameIdForPrevRdf {
-		delayedInputListForPrevRdf = inputsBuffer.GetByFrameId(delayedInputFrameIdForPrevRdf).(*InputFrameDownsync).InputList
+		delayedInputFrameDownsyncForPrevRdf := inputsBuffer.GetByFrameId(delayedInputFrameIdForPrevRdf).(*InputFrameDownsync)
+		delayedInputListForPrevRdf = delayedInputFrameDownsyncForPrevRdf.InputList
 	}
 
 	jumpedOrNot := false
@@ -564,7 +584,7 @@ func deriveOpPattern(currPlayerDownsync, thatPlayerInNextFrame *PlayerDownsync,
 
 The function "ApplyInputFrameDownsyncDynamicsOnSingleRenderFrame" is creating new heap-memory blocks at 60fps, e.g. nextRenderFramePlayers & nextRenderFrameMeleeBullets & nextRenderFrameFireballBullets & effPushbacks & hardPushbackNorms & jumpedOrNotList & dynamicRectangleColliders("player" & "bullet"), which would induce "possibly performance impacting garbage collections" when many rooms are running simultaneously.
 */
-func ApplyInputFrameDownsyncDynamicsOnSingleRenderFrame(inputsBuffer *resolv.RingBuffer, currRenderFrameId int32, collisionSys *resolv.Space, collisionSysMap map[int32]*resolv.Object, collisionSpaceOffsetX, collisionSpaceOffsetY float64, chConfigsOrderedByJoinIndex []*CharacterConfig, renderFrameBuffer *resolv.RingBuffer, collision *resolv.Collision, effPushbacks []*Vec2D, hardPushbackNormsArr [][]*Vec2D, jumpedOrNotList []bool, dynamicRectangleColliders []*resolv.Object) bool {
+func ApplyInputFrameDownsyncDynamicsOnSingleRenderFrame(inputsBuffer *resolv.RingBuffer, currRenderFrameId int32, collisionSys *resolv.Space, collisionSysMap map[int32]*resolv.Object, collisionSpaceOffsetX, collisionSpaceOffsetY float64, chConfigsOrderedByJoinIndex []*CharacterConfig, renderFrameBuffer *resolv.RingBuffer, collision *resolv.Collision, effPushbacks []*Vec2D, hardPushbackNormsArr [][]*Vec2D, jumpedOrNotList []bool, dynamicRectangleColliders []*resolv.Object, lastIndividuallyConfirmedInputFrameId []int32, lastIndividuallyConfirmedInputList []uint64, allowUpdateInputFrameInPlaceUponDynamics bool, toExcludeJoinIndexUpdateInputFrameInPlaceUponDynamics int32) bool {
 	currRenderFrame := renderFrameBuffer.GetByFrameId(currRenderFrameId).(*RoomDownsyncFrame)
 	nextRenderFrameId := currRenderFrameId + 1
 	roomCapacity := len(currRenderFrame.PlayersArr)
@@ -610,6 +630,17 @@ func ApplyInputFrameDownsyncDynamicsOnSingleRenderFrame(inputsBuffer *resolv.Rin
 
 	bulletLocalId := currRenderFrame.BulletLocalIdCounter
 	// 1. Process player inputs
+	delayedInputFrameId := ConvertToDelayedInputFrameId(currRenderFrame.Id)
+
+	if 0 < delayedInputFrameId {
+		delayedInputFrameDownsync := inputsBuffer.GetByFrameId(delayedInputFrameId).(*InputFrameDownsync)
+		delayedInputList := delayedInputFrameDownsync.InputList
+		roomCapacity := len(delayedInputList)
+		if allowUpdateInputFrameInPlaceUponDynamics {
+			UpdateInputFrameInPlaceUponDynamics(delayedInputFrameId, roomCapacity, delayedInputFrameDownsync.ConfirmedList, delayedInputList, lastIndividuallyConfirmedInputFrameId, lastIndividuallyConfirmedInputList, toExcludeJoinIndexUpdateInputFrameInPlaceUponDynamics)
+		}
+	}
+
 	for i, currPlayerDownsync := range currRenderFrame.PlayersArr {
 		chConfig := chConfigsOrderedByJoinIndex[i]
 		thatPlayerInNextFrame := nextRenderFramePlayers[i]

jsexport/main.go

@@ -106,9 +106,9 @@ func GetCharacterConfigsOrderedByJoinIndex(speciesIdList []int) []*js.Object {
 	return ret
 }
 
-func ApplyInputFrameDownsyncDynamicsOnSingleRenderFrameJs(inputsBuffer *resolv.RingBuffer, currRenderFrameId int32, collisionSys *resolv.Space, collisionSysMap map[int32]*resolv.Object, collisionSpaceOffsetX, collisionSpaceOffsetY float64, chConfigsOrderedByJoinIndex []*CharacterConfig, renderFrameBuffer *resolv.RingBuffer, collision *resolv.Collision, effPushbacks []*Vec2D, hardPushbackNormsArr [][]*Vec2D, jumpedOrNotList []bool, dynamicRectangleColliders []*resolv.Object) bool {
+func ApplyInputFrameDownsyncDynamicsOnSingleRenderFrameJs(inputsBuffer *resolv.RingBuffer, currRenderFrameId int32, collisionSys *resolv.Space, collisionSysMap map[int32]*resolv.Object, collisionSpaceOffsetX, collisionSpaceOffsetY float64, chConfigsOrderedByJoinIndex []*CharacterConfig, renderFrameBuffer *resolv.RingBuffer, collision *resolv.Collision, effPushbacks []*Vec2D, hardPushbackNormsArr [][]*Vec2D, jumpedOrNotList []bool, dynamicRectangleColliders []*resolv.Object, lastIndividuallyConfirmedInputFrameId []int32, lastIndividuallyConfirmedInputList []uint64, allowUpdateInputFrameInPlaceUponDynamics bool, toExcludeJoinIndexUpdateInputFrameInPlaceUponDynamics int32) bool {
 	// We need access to all fields of RoomDownsyncFrame for displaying in frontend
-	return ApplyInputFrameDownsyncDynamicsOnSingleRenderFrame(inputsBuffer, currRenderFrameId, collisionSys, collisionSysMap, collisionSpaceOffsetX, collisionSpaceOffsetY, chConfigsOrderedByJoinIndex, renderFrameBuffer, collision, effPushbacks, hardPushbackNormsArr, jumpedOrNotList, dynamicRectangleColliders)
+	return ApplyInputFrameDownsyncDynamicsOnSingleRenderFrame(inputsBuffer, currRenderFrameId, collisionSys, collisionSysMap, collisionSpaceOffsetX, collisionSpaceOffsetY, chConfigsOrderedByJoinIndex, renderFrameBuffer, collision, effPushbacks, hardPushbackNormsArr, jumpedOrNotList, dynamicRectangleColliders, lastIndividuallyConfirmedInputFrameId, lastIndividuallyConfirmedInputList, allowUpdateInputFrameInPlaceUponDynamics, toExcludeJoinIndexUpdateInputFrameInPlaceUponDynamics)
 }
 
 func GetRoomDownsyncFrame(renderFrameBuffer *resolv.RingBuffer, frameId int32) *js.Object {