public bool Read(ref UdpBitStream bitstream, Frame frame, Frame currentFrame)
        {
            ElementFrame e = frames[frame.frameid];

            bool forcedUpdate   = IsUpdateForced(frame);
            bool applyToGhost   = ShouldApplyToGhost(frame);
            bool isCurrentFrame = frame == currentFrame;

            // Only read for the sent bit if not forced, there is no check bit for forced updates (since all clients and server know it is forced)
            bool hasChanged = forcedUpdate || bitstream.ReadBool();

            if (!hasChanged)
            {
                // Leave the transform as is if this is the current frame and hasn't changed - it has already been extrapolated and is mid-lerp
                // So leave it alone. Otherwise sete it to GenericX.NULL just to make debugging easier. Eventually can remove this.
                if (!isCurrentFrame)
                {
                    e.xform     = GenericX.NULL;
                    e.compXform = CompressedElement.Empty;
                }
                return(false);
            }

            e.compXform = crusher.Read(bitstream.Data, ref bitstream.ptr);

            e.xform = Decompress(e.compXform);

            if (applyToGhost)
            {
                Apply(e.xform, ghostGO);
            }

            return(true);
        }
Exemple #2
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        public override bool ReadFromBitstream(ref UdpBitStream bitstream, MsgType msgType, Frame targetFrame, int i, bool forcedUpdate, bool isKeyframe)
        {
            // Only read for the sent bit if not forced, there is no check bit for forced updates (since all clients and server know it is forced)
            bool hasChanged = forcedUpdate || bitstream.ReadBool();

            if (!hasChanged)
            {
                targetFrame.rotations[i] = GenericX.NULL;
            }

            else if (rotationType == XType.Quaternion)
            {
                targetFrame.rotations[i] = bitstream.ReadULong(totalBitsForQuat).DecompressBitBufferToQuat(totalBitsForQuat);
            }
            else
            {
                targetFrame.rotations[i] =
                    new GenericX(
                        (rotationType.IsX()) ?
                        (bitstream.ReadUInt(xyzBits[0]) * xyzUnmult[0] + xyzMin[0]) : 0,

                        (rotationType.IsY()) ?
                        (bitstream.ReadUInt(xyzBits[1]) * xyzUnmult[1] + xyzMin[1]) : 0,

                        (rotationType.IsZ()) ?
                        (bitstream.ReadUInt(xyzBits[2]) * xyzUnmult[2] + xyzMin[2]) : 0,

                        rotationType);
            }

            return(hasChanged);
        }
Exemple #3
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    public void Unpack(NetDataReader reader)
    {
        byte[] data   = reader.Data;
        var    stream = new UdpBitStream(data, data.Length);

        state = new State
        {
            //index = stream.ReadInt(32),
            position = UdpBitStreamExt.ReadVector3(ref stream),
            rotation = UdpBitStreamExt.ReadQuaternion(ref stream),
            velocity = UdpBitStreamExt.ReadVector3(ref stream)
        };
        movementInput = UdpBitStreamExt.ReadVector2(ref stream);
        lookInput     = UdpBitStreamExt.ReadVector2(ref stream);
        jumpInput     = stream.ReadBool();
        shootInput    = stream.ReadBool();
    }
Exemple #4
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        public override bool Read(ref UdpBitStream bitstream, Frame frame, Frame currentFrame)
        {
            ElementFrame e = frames[frame.frameid];

            bool forcedUpdate   = IsUpdateForced(frame);
            bool applyToGhost   = ShouldApplyToGhost(frame);
            bool isCurrentFrame = frame == currentFrame;

            // Only read for the sent bit if not forced, there is no check bit for forced updates (since all clients and server know it is required)
            bool hasChanged = forcedUpdate || bitstream.ReadBool();

            if (!hasChanged)
            {
                // Leave the transform as is if this is the current friend and hasn't changed - it has already been extrapolated and is mid-lerp
                // So leave it alone. Otherwise set it to GenericX.NULL just to make debugging easier. Eventually can remove this.
                if (!isCurrentFrame)
                {
                    e.xform     = GenericX.NULL;
                    e.compXform = CompressedElement.zero;
                }
                return(false);
            }

            if (rotationType == RotationType.Quaternion)
            {
                e.compXform = bitstream.ReadULong(totalBitsForQuat);
                e.xform     = e.compXform.quat.DecompressToQuat(totalBitsForQuat);
            }
            else
            {
                for (int axisId = 0; axisId < 3; axisId++)
                {
                    bool useAxis = includedAxes.IsXYZ(axisId);
                    cvals[axisId] = (useAxis) ? bitstream.ReadUInt(axes[axisId].bits) : 0;
                    vals[axisId]  = (useAxis) ? cvals[axisId] * axes[axisId].unmult + axes[axisId].min : 0;
                }

                e.xform     = new GenericX(vals[0], vals[1], vals[2], (XType)includedAxes);
                e.compXform = new CompressedElement(cvals[0], cvals[1], cvals[2]);
            }

            if (applyToGhost)
            {
                Apply(e.xform, rewindGO);                 // e.transform.ApplyRotation(rewindGO.transform, useLocal);
            }
            return(hasChanged);
        }
Exemple #5
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    public static void Rcv(ref UdpBitStream bitstream, ref UdpBitStream outstream, bool mirror, int clientId)
    {
        bool isPing = bitstream.ReadBool();

        // if this is a ping from a client, a time delta should follow (mirror means this is the server, and this pass is the server pass)
        if (isPing && mirror && clientId != MasterNetAdapter.MasterClientId)
        {
            float clientHeldTime = .001f * bitstream.ReadInt(10);
            float rtt            = (Time.time - svrPingInitiateTime) - clientHeldTime;

            if (RTT.ContainsKey(clientId))
            {
                RTT[clientId] = RTT[clientId] * OLD_SAMP_WEIGHT + rtt * NEW_SAMP_WEIGHT;
            }
            else
            {
                RTT.Add(clientId, rtt);
            }

            //Debug.Log(
            DebugX.Log(!DebugX.logInfo ? null :
                       "MasterRTT ping result " + clientId + " <b>" + RTT[clientId] + " </b>  plus " + clientHeldTime + " of client waiting for next outgoing tick.");
        }

        // this is a dumb client and it just got a ping from server
        else if (isPing && !MasterNetAdapter.ServerIsActive)
        {
            clientNeedsToRespondToPing = true;
            clntPingArriveTime         = Time.time;
        }

        // We don't mirror out pings. The conversation is strictly Server > Player > Server
        if (mirror)
        {
            outstream.WriteBool(false);
        }
    }
        public bool Read(ref UdpBitStream bitstream, Frame frame, Frame currentFrame)
        {
            ElementFrame e = frames[frame.frameid];

            //bool forcedUpdate = IsUpdateForced(frame);
            bool applyToGhost   = ShouldApplyToGhost(frame);
            bool isCurrentFrame = frame == currentFrame;

            // Only read for the sent bit if not forced, there is no check bit for forced updates (since all clients and server know it is forced)
            bool hasChanged = /*forcedUpdate || */ bitstream.ReadBool();

            /// If no info was included, or if we have a scene mismatch, indicate this transform update as invalid.
            if (!hasChanged /* || frame.sceneIndex != NSTSceneManager.CurrentSceneIndex*/)
            {
                // Leave the transform as is if this is the current frame and hasn't changed - it has already been extrapolated and is mid-lerp
                // So leave it alone. Otherwise sete it to GenericX.NULL just to make debugging easier. Eventually can remove this.
                if (!isCurrentFrame)
                {
                    //Debug.LogError(name + " NotCurrentFrame!");
                    e.xform = GenericX.NULL;
                    e.compXform.Clear();                     // = CompressedElement.Empty;
                }
                return(false);
            }

            crusher.Read(e.compXform, bitstream.Data, ref bitstream.ptr);

            e.xform = Decompress(e.compXform);

            if (applyToGhost)
            {
                Apply(e.xform, ghostGO);
            }

            return(true);
        }
Exemple #7
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        /// <summary>
        /// Reads update headers for each NST frame update in the incoming bitstream, and passes the bitstream to that NST to read out its
        /// update information.
        /// </summary>
        /// <param name="mirror">True if this is the server, and this is the incoming bitstream. Tells the server that the outstream
        /// needs to be populated for retransmission to all clients. Also false if this is the server running its own outgoing update.</param>
        public static void ReceiveUpdate(ref UdpBitStream bitstream, ref UdpBitStream outstream, bool mirror, int senderId)
        {
            // Create a new bitstream to ensure ptr is at 0. Same data as master though.
            bitstream.ptr = 0;

            int frameid = bitstream.ReadInt(6);

            if (mirror)
            {
                outstream.WriteInt(frameid, 6);
            }

            bool isOfftick = frameid == 60;

            // remove this safety once working
            //TEST
            int        safety = 0;
            UpdateType updateType;

            do
            {
                safety++;
                BandwidthUsage.Start(ref bitstream, BandwidthLogType.UpdateRcv);

                //stop looking when header is EOS
                bool notEOS = bitstream.ReadBool();
                int  mirrorUpdateStartPtr = outstream.ptr;
                BandwidthUsage.AddUsage(ref bitstream, "NotEOS");

                if (mirror)
                {
                    outstream.WriteBool(notEOS);
                }


                if (!notEOS)
                {
                    break;
                }

                // First three bits are the msgtype
                //TODO this might only need to be two
                updateType = (UpdateType)bitstream.ReadInt(3);
                BandwidthUsage.AddUsage(ref bitstream, "UpdateType");

                int updateBitstreamPos = outstream.ptr;
                if (mirror)
                {
                    outstream.WriteInt((int)updateType, 3);
                }

                // Next variable is the NstId - get it to know where to send the rest of the bitstream
                uint nstid = bitstream.ReadUInt(HeaderSettings.single.BitsForNstId);
                BandwidthUsage.AddUsage(ref bitstream, "NstId");

                if (mirror)
                {
                    outstream.WriteUInt(nstid, HeaderSettings.single.BitsForNstId);
                }

                lastNST = NSTTools.GetNstFromId(nstid);
                BandwidthUsage.SetName(lastNST);

                int updatelength = bitstream.ReadInt(UPDATELENGTH_BYTE_COUNT_SIZE);
                if (mirror)
                {
                    outstream.WriteInt(updatelength, UPDATELENGTH_BYTE_COUNT_SIZE);
                }
                BandwidthUsage.AddUsage(ref bitstream, "DataLength");

                //Note the starting pos in stream
                int bodyPtr = bitstream.ptr;
                // The start pos for modifying update lenght for mirror
                int mirrorBodyPtr = outstream.ptr;


                // This mising NST handler is NOT FULLY TESTED. Uses the updatelength value to jump ahead in the bitstream if the NST it is
                // addressed to doesn't exist for some reason.
                if (lastNST == null)
                {
                    //DebugX.LogWarning(!DebugX.logWarnings ? null :
                    DebugX.Log(
                        ("Message for an NST Object " + nstid + " arrived but that object does not exist. (yet/anymore?) This is normal during startup and shutdown."));
                    // Forward to the next update start in the incoming stream.
                    bitstream.ptr = bodyPtr + (updatelength << 3);
                    // rewind to the EOS marker and pretend this arrival never occured for the outgoing mirror stream.
                    outstream.ptr = mirrorUpdateStartPtr;
                    continue;
                }

                // Tell this nst to read its mail. updateType may get modified by server receive for things like teleport.
                Frame frame = lastNST.ReadUpdate(ref bitstream, ref outstream, frameid, isOfftick, updateType, updatelength, mirror);
                updateType = frame.updateType;

                // overwrite the updateType of the server outgoing in case it has changed.
                if (mirror)
                {
                    outstream.WriteIntAtPos((int)updateType, 3, updateBitstreamPos);
                }

                //Advance ptr to next update in stream by force, in case the last update wasn't read for any reason (such as the NST leaving the game)
                bitstream.ptr = bodyPtr + (updatelength << 3);

                // write the update byte length for the mirror (not the same value as the incoming due to server side adjustments)
                if (mirror)
                {
                    int holdPos = outstream.ptr;
                    outstream.ptr = mirrorBodyPtr - UPDATELENGTH_BYTE_COUNT_SIZE;
                    // get the bytesused rounded up.
                    int bytes = ((holdPos - mirrorBodyPtr) >> 3) + (((holdPos - mirrorBodyPtr) % 8 == 0) ? 0 : 1);
                    outstream.WriteInt(bytes, UPDATELENGTH_BYTE_COUNT_SIZE);
                    outstream.ptr = mirrorBodyPtr + (bytes << 3);
                }
            } while (safety < 100);

            /// NST updates are finished - any data to append to the master update can go here
            IntegrityCheck.ReadCheck(ref bitstream, ref outstream, "End of All Update Reads", mirror);

            MasterRTT.Rcv(ref bitstream, ref outstream, mirror, senderId);
            BandwidthUsage.AddUsage(ref bitstream, "RTT checks");

            // Very last thing... report the bits that were used. This is conditional to the editor only
            BandwidthUsage.ReportMasterBits(ref bitstream, BandwidthLogType.MasterIn);
        }
Exemple #8
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        /// <summary>
        /// Reads update headers for each NST frame update in the incoming bitstream, and passes the bitstream to that NST to read out its
        /// update information.
        /// </summary>
        /// <param name="mirror">True if this is the server, and this is the incoming bitstream. Tells the server that the outstream
        /// needs to be populated for retransmission to all clients. Also false if this is the server running its own outgoing update.</param>
        public static void ReceiveUpdate(ref UdpBitStream bitstream, ref UdpBitStream outstream, bool mirror, int senderId)
        {
            // Create a new bitstream to ensure ptr is at 0. Same data as master though.
            bitstream.ptr = 0;

            int frameid = bitstream.ReadInt(6);

            if (mirror)
            {
                outstream.WriteInt(frameid, 6);
            }

            bool isOfftick = frameid == FRAME_COUNT;

            int  sceneIndex     = NSTSceneManager.Deserialize(ref bitstream, ref outstream, mirror);
            bool sceneOutOfSync = HeaderSettings.single.includeSceneIndex && sceneIndex != NSTSceneManager.CurrentSceneIndex;

            if (sceneOutOfSync)
            {
                Debug.LogWarning(frameid + " Out of sync " + sceneIndex + " " + NSTSceneManager.CurrentSceneIndex);
            }


            // remove this safety once working
            //TEST
            int        safety = 0;
            UpdateType updateType;

            do
            {
                safety++;
                BandwidthUsage.Start(ref bitstream, BandwidthLogType.UpdateRcv);

                //stop looking when header is EOS
                bool notEOS = bitstream.ReadBool();
                int  mirrorUpdateStartPtr = outstream.ptr;
                BandwidthUsage.AddUsage(ref bitstream, "NotEOS");

                if (mirror)
                {
                    outstream.WriteBool(notEOS);
                }

                if (!notEOS)
                {
                    break;
                }

                // First three bits are the msgtype
                //TODO this might only need to be two
                updateType = (UpdateType)bitstream.ReadInt(3);
                BandwidthUsage.AddUsage(ref bitstream, "UpdateType");

                int updateBitstreamPos = outstream.ptr;
                if (mirror)
                {
                    outstream.WriteInt((int)updateType, 3);
                }

                // Next variable is the NstId - get it to know where to send the rest of the bitstream
                uint nstid = bitstream.ReadUInt(HeaderSettings.single.BitsForNstId);
                BandwidthUsage.AddUsage(ref bitstream, "NstId");

                if (mirror)
                {
                    outstream.WriteUInt(nstid, HeaderSettings.single.BitsForNstId);
                }

                lastNST = NSTTools.GetNstFromId(nstid);
                BandwidthUsage.SetName(lastNST);

                int updatelength = bitstream.ReadInt(UPDATELENGTH_BYTE_COUNT_SIZE);
                if (mirror)
                {
                    outstream.WriteInt(updatelength, UPDATELENGTH_BYTE_COUNT_SIZE);
                }
                BandwidthUsage.AddUsage(ref bitstream, "DataLength");

                //Note the starting pos in stream
                int bodyPtr = bitstream.ptr;
                // The start pos for modifying update lenght for mirror
                int mirrorBodyPtr = outstream.ptr;

                XDebug.LogWarning(!XDebug.logWarnings ? null :
                                  ("Incoming Update for nstid: " + nstid + " was from a different scene. Ignoring update to avoid data corruption due to different compression settings."), sceneOutOfSync);

                XDebug.Log(!XDebug.logInfo ? null :
                           //Debug.Log(
                           ("Message for an NST Object " + nstid + " arrived but that object does not exist. (yet/anymore?) This is normal during startup and shutdown."), lastNST == null);

                /// Skip reading if the target NST doesn't exist, or if this we compressed with a different scene (codec mismatch likely)
                if (lastNST == null || sceneOutOfSync)
                {
                    if (sceneOutOfSync)
                    {
                        Debug.LogWarning(frameid + " skipped entirely due to sceneID mismatch");
                    }
                    // Forward to the next update start in the incoming stream.
                    bitstream.ptr = bodyPtr + (updatelength << 3);
                    // rewind to the EOS marker and pretend this arrival never occured for the outgoing mirror stream.
                    if (mirror)
                    {
                        /// TODO : Rather than jump ahead, Server should bulk copy the ignored data to outstream in case other clients can use it.
                        outstream.ptr = mirrorUpdateStartPtr;
                    }
                    continue;
                }

                // Tell this nst to read its mail. updateType may get modified by server receive for things like teleport.
                Frame frame = lastNST.ReadUpdate(ref bitstream, ref outstream, frameid, isOfftick, updateType, updatelength, sceneIndex, sceneOutOfSync, mirror);
                updateType = frame.updateType;

                // overwrite the updateType of the server outgoing in case it has changed.
                if (mirror)
                {
                    outstream.WriteIntAtPos((int)updateType, 3, updateBitstreamPos);
                }

                //Advance ptr to next update in stream by force, in case the last update wasn't read for any reason (such as the NST leaving the game)
                bitstream.ptr = bodyPtr + (updatelength << 3);

                // write the update byte length for the mirror (not the same value as the incoming due to server side adjustments)
                if (mirror)
                {
                    int holdPos = outstream.ptr;
                    outstream.ptr = mirrorBodyPtr - UPDATELENGTH_BYTE_COUNT_SIZE;
                    // get the bytesused rounded up.
                    int bytes = ((holdPos - mirrorBodyPtr) >> 3) + (((holdPos - mirrorBodyPtr) % 8 == 0) ? 0 : 1);
                    outstream.WriteInt(bytes, UPDATELENGTH_BYTE_COUNT_SIZE);
                    outstream.ptr = mirrorBodyPtr + (bytes << 3);
                }
            } while (safety < 100);

            /// NST updates are finished - any data to append to the master update can go here
            IntegrityCheck.ReadCheck(ref bitstream, ref outstream, "End of All Update Reads", mirror);

            if (!isOfftick)
            {
                MasterRTT.Rcv(ref bitstream, ref outstream, mirror, senderId);
            }
            BandwidthUsage.AddUsage(ref bitstream, "RTT checks");

            // Very last thing... report the bits that were used. This is conditional to the editor only
            BandwidthUsage.ReportMasterBits(ref bitstream, BandwidthLogType.MasterIn);
        }
Exemple #9
0
        /// <summary>
        /// Reads update headers for each NST frame update in the incoming bitstream, and passes the bitstream to that NST to read out its
        /// update information.
        /// </summary>
        /// <param name="mirror">True if this is the server, and this is the incoming bitstream. Tells the server that the outstream
        /// needs to be populated for retransmission to all clients. Also false if this is the server running its own outgoing update.</param>
        public static void ReceiveUpdate(ref UdpBitStream bitstream, ref UdpBitStream outstream, bool mirror)
        {
            // Create a new bitstream to ensure ptr is at 0. Same data as master though.
            bitstream.Ptr = 0;

            // remove this safety once working
            //TEST
            int        safety = 0;
            UpdateType updateType;

            do
            {
                safety++;
                BandwidthUsage.Start(ref bitstream, BandwidthLogType.UpdateRcv);

                //stop looking when header is EOS
                bool notEOS = bitstream.ReadBool();
                int  mirrorUpdateStartPtr = outstream.Ptr;
                BandwidthUsage.AddUsage(ref bitstream, "NotEOS");

                if (mirror)
                {
                    outstream.WriteBool(notEOS);
                }

                if (!notEOS)
                {
                    break;
                }

                // First three bits are the msgtype
                //TODO this might only need to be two
                updateType = (UpdateType)bitstream.ReadInt(3);
                BandwidthUsage.AddUsage(ref bitstream, "UpdateType");

                int updateBitstreamPos = outstream.Ptr;
                if (mirror)
                {
                    outstream.WriteInt((int)updateType, 3);
                }

                // Next variable is the NstId - get it to know where to send the rest of the bitstream
                uint nstid = bitstream.ReadUInt(NSTSettings.single.bitsForNstId);
                BandwidthUsage.AddUsage(ref bitstream, "NstId");

                if (mirror)
                {
                    outstream.WriteUInt(nstid, NSTSettings.single.bitsForNstId);
                }

                NetworkSyncTransform nst = NetworkSyncTransform.GetNstFromId(nstid);
                BandwidthUsage.SetName(nst);

                int updatelength = bitstream.ReadInt(UPDATELENGTH_BYTE_COUNT_SIZE);
                if (mirror)
                {
                    outstream.WriteInt(updatelength, UPDATELENGTH_BYTE_COUNT_SIZE);
                }
                BandwidthUsage.AddUsage(ref bitstream, "DataLength");

                //Note the starting pos in stream
                int bodyPtr = bitstream.Ptr;
                // The start pos for modifying update lenght for mirror
                int mirrorBodyPtr = outstream.Ptr;

                // This mising NST handler is NOT FULLY TESTED. Uses the updatelength value to jump ahead in the bitstream if the NST it is
                // addressed to doesn't exist for some reason.
                if (nst == null)
                {
                    DebugX.LogWarning(!DebugX.logWarnings ? "" : ("Message for an NST Object arrived but that object does not exist."));
                    // Forward to the next update start in the incoming stream.
                    bitstream.Ptr = bodyPtr + (updatelength << 3);
                    // rewind to the EOS marker and pretend this arrival never occured for the outgoing mirror stream.
                    outstream.Ptr = mirrorUpdateStartPtr;
                    continue;
                }

                // Tell this nst to read its mail. updateType may get modified by server receive for things like teleport.
                updateType = nst.ReceieveGeneric(ref bitstream, ref outstream, updateType, updatelength, mirror);

                // overwrite the updateType of the server outgoing in case it has changed.
                if (mirror)
                {
                    outstream.WriteIntAtPos((int)updateType, 3, updateBitstreamPos);
                }

                //Advance ptr to next update in stream by force, in case the last update wasn't read for any reason (such as the NST leaving the game)
                bitstream.Ptr = bodyPtr + (updatelength << 3);

                // write the update byte length for the mirror (not the same value as the incoming due to server side adjustments)
                if (mirror)
                {
                    int holdPos = outstream.Ptr;
                    outstream.Ptr = mirrorBodyPtr - UPDATELENGTH_BYTE_COUNT_SIZE;
                    // get the bytesused rounded up.
                    int bytes = ((holdPos - mirrorBodyPtr) >> 3) + (((holdPos - mirrorBodyPtr) % 8 == 0) ? 0 : 1);
                    outstream.WriteInt(bytes, UPDATELENGTH_BYTE_COUNT_SIZE);
                    outstream.Ptr = mirrorBodyPtr + (bytes << 3);
                }
            } while (safety < 100);
        }