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NitroxClient/Communication/Packets/Processors/FootstepPacketProcessor.cs

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+using System;
+using FMOD;
+using FMOD.Studio;
+using FMODUnity;
+using NitroxClient.Communication.Packets.Processors.Abstract;
+using NitroxClient.GameLogic;
+using NitroxClient.GameLogic.FMOD;
+using NitroxModel.DataStructures.Util;
+using NitroxModel.GameLogic.FMOD;
+using NitroxModel.Packets;
+
+namespace NitroxClient.Communication.Packets.Processors;
+
+public class FootstepPacketProcessor : ClientPacketProcessor<FootstepPacket>
+{
+    private readonly PlayerManager remotePlayerManager;
+    private readonly Lazy<FootstepSounds> localFootstepSounds = new(() => Player.mainObject.GetComponent<FootstepSounds>());
+    private PARAMETER_ID fmodIndexSpeed = FMODUWE.invalidParameterId;
+    private readonly float footstepAudioRadius; // To modify this value, modify the last value in the SoundWhitelist_Subnautica.csv file
+    private const float FOOTSTEP_AUDIO_MAX_VOLUME = 0.5f;
+
+    public FootstepPacketProcessor(PlayerManager remotePlayerManager, FMODWhitelist whitelist)
+    {
+        this.remotePlayerManager = remotePlayerManager;
+        whitelist.TryGetSoundData("event:/player/footstep_precursor_base", out SoundData soundData);
+        footstepAudioRadius = soundData.Radius;
+    }
+
+    public override void Process(FootstepPacket packet)
+    {
+        Optional<RemotePlayer> player = remotePlayerManager.Find(packet.PlayerID);
+        if (player.HasValue)
+        {
+            FMODAsset asset = packet.AssetIndex switch
+            {
+                FootstepPacket.StepSounds.PRECURSOR => localFootstepSounds.Value.precursorInteriorSound,
+                FootstepPacket.StepSounds.METAL => localFootstepSounds.Value.metalSound,
+                FootstepPacket.StepSounds.LAND => localFootstepSounds.Value.landSound,
+                _ => null
+            };
+            EventInstance evt = FMODUWE.GetEvent(asset);
+            if (evt.isValid())
+            {
+                if (FMODUWE.IsInvalidParameterId(fmodIndexSpeed))
+                {
+                    fmodIndexSpeed = FMODUWE.GetEventInstanceParameterIndex(evt, "speed");
+                }
+                ATTRIBUTES_3D attributes = player.Value.Body.To3DAttributes();
+                evt.set3DAttributes(attributes);
+                evt.setParameterValueByIndex(fmodIndexSpeed, player.Value.AnimationController.Velocity.magnitude);
+                evt.setVolume(FMODSystem.CalculateVolume(Player.mainObject.transform.position, player.Value.Body.transform.position, footstepAudioRadius, FOOTSTEP_AUDIO_MAX_VOLUME));
+                evt.start();
+                evt.release();
+            }
+        }
+    }
+}