Core/Objects: Implemented vignettes

Port From (https://github.com/TrinityCore/TrinityCore/commit/fccf6fb72b60b08dfbe6d5fb17fba55239944fca)

Source/Game/Entities/Unit/Unit.cs

@@ -538,6 +538,8 @@ namespace Game.Entities
             // This needs to be before RemoveFromWorld to make GetCaster() return a valid for aura removal
             InterruptNonMeleeSpells(true);
 
+            SetVignette(0);
+
             if (IsInWorld)
                 RemoveFromWorld();
             else
@@ -939,6 +941,24 @@ namespace Game.Entities
             return collisionHeight1 == 0.0f ? MapConst.DefaultCollesionHeight : collisionHeight1;
         }
 
+        public override VignetteData GetVignette() { return m_vignette; }
+
+        public void SetVignette(uint vignetteId)
+        {
+            if (m_vignette != null)
+            {
+                if (m_vignette.Data.ID == vignetteId)
+                    return;
+
+                Vignettes.Remove(m_vignette, this);
+                m_vignette = null;
+            }
+
+            var vignette = CliDB.VignetteStorage.LookupByKey(vignetteId);
+            if (vignette != null)
+                m_vignette = Vignettes.Create(vignette, this);
+        }
+
         public override string GetDebugInfo()
         {
             string str = $"{base.GetDebugInfo()}\nIsAIEnabled: {IsAIEnabled()} DeathState: {GetDeathState()} UnitMovementFlags: {GetUnitMovementFlags()} UnitMovementFlags2: {GetUnitMovementFlags2()} Class: {GetClass()}\n" +
@@ -1574,6 +1594,9 @@ namespace Game.Entities
                 SetEmoteState(Emote.OneshotNone);
                 SetStandState(UnitStandStateType.Stand);
 
+                if (m_vignette != null && !m_vignette.Data.GetFlags().HasFlag(VignetteFlags.PersistsThroughDeath))
+                    SetVignette(0);
+
                 // players in instance don't have ZoneScript, but they have InstanceScript
                 ZoneScript zoneScript = GetZoneScript() != null ? GetZoneScript() : GetInstanceScript();
                 if (zoneScript != null)