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| 1 | +using MLAPI; |
| 2 | +using System; |
| 3 | +using System.Collections.Generic; |
| 4 | +using System.IO; |
| 5 | +using System.Linq; |
| 6 | +using System.Text; |
| 7 | +using UnityEngine; |
| 8 | + |
| 9 | +namespace MLAP |
| 10 | +{ |
| 11 | + public class NetworkedTransform : NetworkedBehaviour |
| 12 | + { |
| 13 | + [Range(0, 120)] |
| 14 | + public int SendsPerSecond = 20; |
| 15 | + [Tooltip("This assumes that the SendsPerSecond is synced across clients")] |
| 16 | + public bool AssumeSyncedSends = true; |
| 17 | + [Tooltip("This requires AssumeSyncedSends to be true")] |
| 18 | + public bool InterpolatePosition = true; |
| 19 | + [Tooltip("The transform will snap if the distance is greater than this distance")] |
| 20 | + public float SnapDistance = 10f; |
| 21 | + public bool InterpolateServer = true; |
| 22 | + public float MinMeters = 0.15f; |
| 23 | + public float MinDegrees = 1.5f; |
| 24 | + private float timeForLerp; |
| 25 | + private float lerpT; |
| 26 | + private Vector3 lerpStartPos; |
| 27 | + private Quaternion lerpStartRot; |
| 28 | + private Vector3 lerpEndPos; |
| 29 | + private Quaternion lerpEndRot; |
| 30 | + |
| 31 | + private float lastSendTime; |
| 32 | + private Vector3 lastSentPos; |
| 33 | + private Quaternion lastSentRot; |
| 34 | + |
| 35 | + private void OnValidate() |
| 36 | + { |
| 37 | + if (!AssumeSyncedSends && InterpolatePosition) |
| 38 | + InterpolatePosition = false; |
| 39 | + if (InterpolateServer && !InterpolatePosition) |
| 40 | + InterpolateServer = false; |
| 41 | + if (MinDegrees < 0) |
| 42 | + MinDegrees = 0; |
| 43 | + if (MinMeters < 0) |
| 44 | + MinMeters = 0; |
| 45 | + } |
| 46 | + |
| 47 | + |
| 48 | + void Start() |
| 49 | + { |
| 50 | + if (isServer) |
| 51 | + { |
| 52 | + RegisterMessageHandler("MLAPI_OnRecieveTransformFromClient", OnRecieveTransformFromClient); |
| 53 | + } |
| 54 | + if (isClient) |
| 55 | + { |
| 56 | + RegisterMessageHandler("MLAPI_OnRecieveTransformFromServer", OnRecieveTransformFromServer); |
| 57 | + } |
| 58 | + if(AssumeSyncedSends) |
| 59 | + { |
| 60 | + timeForLerp = 1f / SendsPerSecond; |
| 61 | + } |
| 62 | + } |
| 63 | + |
| 64 | + void Update() |
| 65 | + { |
| 66 | + if(isLocalPlayer) |
| 67 | + { |
| 68 | + if(Time.time - lastSendTime >= timeForLerp && (Vector3.Distance(transform.position, lastSentPos) > MinMeters || Quaternion.Angle(transform.rotation, lastSentRot) > MinDegrees)) |
| 69 | + { |
| 70 | + lastSendTime = Time.time; |
| 71 | + lastSentPos = transform.position; |
| 72 | + lastSentRot = transform.rotation; |
| 73 | + using (MemoryStream writeStream = new MemoryStream()) |
| 74 | + { |
| 75 | + using (BinaryWriter writer = new BinaryWriter(writeStream)) |
| 76 | + { |
| 77 | + writer.Write(transform.position.x); |
| 78 | + writer.Write(transform.position.y); |
| 79 | + writer.Write(transform.position.z); |
| 80 | + writer.Write(transform.rotation.x); |
| 81 | + writer.Write(transform.rotation.y); |
| 82 | + writer.Write(transform.rotation.z); |
| 83 | + } |
| 84 | + SendToServerTarget("MLAPI_OnRecieveTransformFromClient", "MLAPI_POSITION_UPDATE", writeStream.ToArray()); |
| 85 | + } |
| 86 | + |
| 87 | + } |
| 88 | + } |
| 89 | + else |
| 90 | + { |
| 91 | + if((isServer && InterpolateServer) || !isServer) |
| 92 | + { |
| 93 | + lerpT += Time.deltaTime / timeForLerp; |
| 94 | + transform.position = Vector3.Lerp(lerpStartPos, lerpEndPos, lerpT); |
| 95 | + transform.rotation = Quaternion.Slerp(lerpStartRot, lerpEndRot, lerpT); |
| 96 | + } |
| 97 | + } |
| 98 | + } |
| 99 | + |
| 100 | + private void OnRecieveTransformFromServer(int clientId, byte[] data) |
| 101 | + { |
| 102 | + if (isServer) |
| 103 | + return; |
| 104 | + using (MemoryStream stream = new MemoryStream(data)) |
| 105 | + { |
| 106 | + using (BinaryReader reader = new BinaryReader(stream)) |
| 107 | + { |
| 108 | + float xPos = reader.ReadSingle(); |
| 109 | + float yPos = reader.ReadSingle(); |
| 110 | + float zPos = reader.ReadSingle(); |
| 111 | + float xRot = reader.ReadSingle(); |
| 112 | + float yRot = reader.ReadSingle(); |
| 113 | + float zRot = reader.ReadSingle(); |
| 114 | + lerpStartPos = transform.position; |
| 115 | + lerpStartRot = transform.rotation; |
| 116 | + lerpEndPos = new Vector3(xPos, yPos, zRot); |
| 117 | + lerpEndRot = Quaternion.Euler(xRot, yRot, zRot); |
| 118 | + lerpT = 0; |
| 119 | + } |
| 120 | + } |
| 121 | + } |
| 122 | + |
| 123 | + private void OnRecieveTransformFromClient(int clientId, byte[] data) |
| 124 | + { |
| 125 | + using(MemoryStream readStream = new MemoryStream(data)) |
| 126 | + { |
| 127 | + using(BinaryReader reader = new BinaryReader(readStream)) |
| 128 | + { |
| 129 | + float xPos = reader.ReadSingle(); |
| 130 | + float yPos = reader.ReadSingle(); |
| 131 | + float zPos = reader.ReadSingle(); |
| 132 | + float xRot = reader.ReadSingle(); |
| 133 | + float yRot = reader.ReadSingle(); |
| 134 | + float zRot = reader.ReadSingle(); |
| 135 | + if (InterpolateServer) |
| 136 | + { |
| 137 | + lerpStartPos = transform.position; |
| 138 | + lerpStartRot = transform.rotation; |
| 139 | + lerpEndPos = new Vector3(xPos, yPos, zRot); |
| 140 | + lerpEndRot = Quaternion.Euler(xRot, yRot, zRot); |
| 141 | + lerpT = 0; |
| 142 | + } |
| 143 | + else |
| 144 | + { |
| 145 | + transform.position = new Vector3(xPos, yPos, zPos); |
| 146 | + transform.rotation = Quaternion.Euler(new Vector3(xRot, yRot, zRot)); |
| 147 | + } |
| 148 | + using (MemoryStream writeStream = new MemoryStream()) |
| 149 | + { |
| 150 | + using(BinaryWriter writer = new BinaryWriter(writeStream)) |
| 151 | + { |
| 152 | + writer.Write(xPos); |
| 153 | + writer.Write(yPos); |
| 154 | + writer.Write(zPos); |
| 155 | + writer.Write(xRot); |
| 156 | + writer.Write(yRot); |
| 157 | + writer.Write(zRot); |
| 158 | + } |
| 159 | + SendToNonLocalClientsTarget("MLAPI_OnRecieveTransformFromServer", "MLAPI_POSITION_UPDATE", writeStream.ToArray()); |
| 160 | + } |
| 161 | + } |
| 162 | + } |
| 163 | + } |
| 164 | + } |
| 165 | +} |
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