Implemented horn sound base functionality

Assets/Scripts/Behaviours/Ped/Ped.cs

@@ -644,6 +644,12 @@ public void OnFlyThroughButtonPressed ()
 				this.CurrentState.OnFlyThroughButtonPressed ();
 		}
 
+		public void OnHornButtonPressed()
+		{
+			if (this.CurrentState != null)
+				this.CurrentState.OnHornButtonPressed();
+		}
+
 
 		internal void OnStartCollidingWithEnex(EntranceExitMapObject enex)
 		{

Assets/Scripts/Behaviours/Ped/PlayerController.cs

@@ -142,6 +142,8 @@ void ReadStates()
 
 			m_ped.IsJumpOn = customInput.GetButton ("Jump");
 
+			if(m_ped.CurrentVehicle) m_ped.CurrentVehicle.IsHornOn = customInput.GetKey(KeyCode.H);
+
 
 			Vector3 inputMove = Vector3.zero;
 			if (m_smoothMovement)
@@ -204,7 +206,6 @@ void ReadEvents()
 
 			if (customInput.GetKeyDown (KeyCode.R))
 				m_ped.OnFlyThroughButtonPressed();
-
 		}
 
 		private void ReadCameraInput ()

Assets/Scripts/Behaviours/Ped/States/BaseScriptState.cs

@@ -1,6 +1,7 @@
 using UnityEngine;
 using SanAndreasUnity.Utilities;
 using SanAndreasUnity.Net;
+using System;
 
 namespace SanAndreasUnity.Behaviours.Peds.States
 {
@@ -306,6 +307,10 @@ public virtual void OnWeaponFiredFromServer(Weapon weapon, Vector3 firePos)
             weapon.PlayFireSound();
 		}
 
+		public virtual void OnHornButtonPressed()
+		{
+
+		}
 	}
 
 }

Assets/Scripts/Behaviours/Ped/States/VehicleSittingState.cs

@@ -107,7 +107,16 @@ public override void OnNextWeaponButtonPressed()
                 base.OnNextWeaponButtonPressed();
         }
 
-        public override void OnSubmitPressed()
+		public override void OnHornButtonPressed()
+		{
+			if (Ped.Instance.CurrentVehicle == null) base.OnHornButtonPressed();
+			else
+			{
+				Ped.Instance.CurrentVehicle.IsHornOn = true;
+			}
+		}
+
+		public override void OnSubmitPressed()
 		{
 			// exit the vehicle
 

Assets/Scripts/Behaviours/Vehicles/Vehicle.cs

@@ -27,12 +27,11 @@ public enum VehicleBlinkerMode
     {
         None, Left, Right, Emergency
     }
-
 #if CLIENT
     public partial class Vehicle : Networking.Networkable
 #else
 
-    public partial class Vehicle : MonoBehaviour
+	public partial class Vehicle : MonoBehaviour
 #endif
     {
         static List<Vehicle> s_vehicles = new List<Vehicle>();
@@ -159,7 +158,14 @@ public bool IsNightToggled
             }
         }
 
-        private VehicleController _controller;
+		public bool IsHornOn
+		{
+			get; set;
+		}
+		private AudioSource hornAudioSource;
+		AudioClip horn;
+		AudioClip _vehicleHornSound;
+		private VehicleController _controller;
 
         bool m_isServer => Net.NetStatus.IsServer;
         public bool IsControlledByLocalPlayer => Ped.Instance != null && Ped.Instance.CurrentVehicle == this && Ped.Instance.CurrentVehicleSeat.IsDriver;
@@ -173,7 +179,7 @@ private void Awake()
             this.NetTransform = this.GetComponent<Mirror.NetworkTransform>();
             _props = new MaterialPropertyBlock();
             m_radioAudioSource = GetComponent<AudioSource>();
-        }
+		}
 
         void OnEnable()
         {
@@ -182,6 +188,7 @@ void OnEnable()
 
         void OnDisable()
         {
+			      Destroy(horn);
             s_vehicles.Remove(this);
         }
 
@@ -192,7 +199,11 @@ void Start()
             currentRadioStationIndex = Random.Range(0, RadioStation.stations.Length);
 
             Debug.LogFormat("Created vehicle - id {0}, name {1}, time: {2}", this.Definition.Id, 
-                this.Definition.GameName, F.CurrentDateForLogging);
+                      this.Definition.GameName, F.CurrentDateForLogging);
+            horn = Audio.AudioManager.CreateAudioClipFromSfx("GENRL", 67, this.Definition.HornId);
+            _vehicleHornSound = MakeSubclip(horn, horn.length / 2f, horn.length);
+            hornAudioSource = this.gameObject.AddComponent<AudioSource>();
+            hornAudioSource.clip = _vehicleHornSound;
         }
 
         public void SetColors(params int[] clrIndices)
@@ -295,7 +306,23 @@ private void SetLight(int index, float brightness)
             _colorsChanged = true;
         }
 
-        public VehicleDef Definition { get; private set; }
+		public virtual void PlayHornSound()
+		{
+			if (!IsHornOn) return;
+			hornAudioSource.playOnAwake = false;
+			hornAudioSource.spatialBlend = 1;
+			hornAudioSource.maxDistance = 15;
+			if (hornAudioSource && hornAudioSource.clip)
+			{
+				if (!hornAudioSource.isPlaying)
+				{
+					hornAudioSource.loop = true;
+					hornAudioSource.Play();
+				}
+			}
+		}
+
+		public VehicleDef Definition { get; private set; }
 
         public Transform DriverTransform { get; private set; }
 
@@ -436,7 +463,11 @@ private void Update()
                     m_radioAudioSource.Stop();
                 }
             }
-        }
+
+			if (IsHornOn) { PlayHornSound(); }
+			else { hornAudioSource.loop = false; }
+			IsHornOn = false;
+		}
 
         private void FixedUpdate()
         {
@@ -462,5 +493,18 @@ public void ApplySyncRate(float syncRate)
                 this.NetTransform.syncInterval = 1.0f / syncRate;
         }
 
-    }
+		//TODO add vehicle type horn sound, rename the method appropriately
+		private AudioClip MakeSubclip(AudioClip clip, float start, float stop)
+		{
+			int frequency = clip.frequency;
+			float timeLength = stop - start;
+			int samplesLength = (int)(frequency * timeLength);
+			AudioClip newClip = AudioClip.Create(clip.name + "-sub", samplesLength, 1, frequency, false);
+			float[] data = new float[samplesLength];
+			clip.GetData(data, (int)(frequency * start));
+			newClip.SetData(data, 0);
+			return newClip;
+		}
+
+	}
 }

Assets/Scripts/Behaviours/Vehicles/VehicleController.cs

@@ -17,7 +17,8 @@ public class VehicleController : NetworkBehaviour
         [SyncVar] float m_net_acceleration;
         [SyncVar] float m_net_steering;
         [SyncVar] float m_net_braking;
-        [SyncVar(hook=nameof(OnNetPositionChanged))] Vector3 m_net_position;
+		[SyncVar] bool m_net_isHornOn;
+		[SyncVar(hook=nameof(OnNetPositionChanged))] Vector3 m_net_position;
         [SyncVar(hook=nameof(OnNetRotationChanged))] Quaternion m_net_rotation;
         [SyncVar] Vector3 m_net_linearVelocity;
         [SyncVar] Vector3 m_net_angularVelocity;
@@ -141,7 +142,8 @@ void ProcessSyncvars()
                 m_net_acceleration = m_vehicle.Accelerator;
                 m_net_steering = m_vehicle.Steering;
                 m_net_braking = m_vehicle.Braking;
-                m_net_position = m_vehicle.transform.position;
+				m_net_isHornOn = m_vehicle.IsHornOn;
+				m_net_position = m_vehicle.transform.position;
                 m_net_rotation = m_vehicle.transform.rotation;
                 m_net_linearVelocity = m_vehicle.RigidBody.velocity;
                 m_net_angularVelocity = m_vehicle.RigidBody.angularVelocity;
@@ -166,7 +168,8 @@ void ProcessSyncvars()
                     m_vehicle.Accelerator = m_net_acceleration;
                     m_vehicle.Steering = m_net_steering;
                     m_vehicle.Braking = m_net_braking;
-                }
+					m_vehicle.IsHornOn = m_net_isHornOn;
+				}
 
                 // update wheels
                 if (!this.IsControlledByLocalPlayer || (this.IsControlledByLocalPlayer && !VehicleManager.Instance.controlWheelsOnLocalPlayer))

Assets/Scripts/Behaviours/Vehicles/Vehicle_Radio.cs

@@ -7,8 +7,7 @@ namespace SanAndreasUnity.Behaviours.Vehicles
     public partial class Vehicle
     {
         private int currentRadioStationIndex;
-        private RadioStation CurrentRadioStation { get { return RadioStation.stations[currentRadioStationIndex]; } }
-
+		private RadioStation CurrentRadioStation { get { return RadioStation.stations[currentRadioStationIndex]; } }
         private AudioSource m_radioAudioSource;
 
         public void PlayRadio()