Species Component (#130)

* Fix this
fug
oksure
Creates the initial species component, damage states, and threshold templates and hooks them into the damageable component

* More rebase fixes

* test

* Pre future rebase

* Please

* Lol

* Lol2

* SHADERS

* Update Engine

* yml file

* Fix an initialization issue, injects dependencies

* Fix error in loading shaders

* Makes a master character ui controller component added upon client attachment to entity and remove upon client detachment from entity

* Fixes just about everytrhing

* Address PJB's comments

* geeze

* Make overlays work in worldspace instead of screen space and not cover user interfaces

* update submodule

Content.Server/GameObjects/Components/Damage/DamageThreshold.cs

@@ -0,0 +1,61 @@
+using Content.Shared.GameObjects;
+using System;
+
+namespace Content.Server.GameObjects
+{
+    /// <summary>
+    /// Triggers an event when values rise above or drop below this threshold
+    /// </summary>
+    public struct DamageThreshold
+    {
+        public DamageType DamageType { get; }
+        public int Value { get; }
+        public ThresholdType ThresholdType { get; }
+
+        public DamageThreshold(DamageType damageType, int value, ThresholdType thresholdType)
+        {
+            DamageType = damageType;
+            Value = value;
+            ThresholdType = thresholdType;
+        }
+
+        public override bool Equals(Object obj)
+        {
+            return obj is DamageThreshold && this == (DamageThreshold)obj;
+        }
+        public override int GetHashCode()
+        {
+            return DamageType.GetHashCode() ^ Value.GetHashCode();
+        }
+        public static bool operator ==(DamageThreshold x, DamageThreshold y)
+        {
+            return x.DamageType == y.DamageType && x.Value == y.Value;
+        }
+        public static bool operator !=(DamageThreshold x, DamageThreshold y)
+        {
+            return !(x == y);
+        }
+    }
+
+    public enum ThresholdType
+    {
+        None,
+        Destruction,
+        Death,
+        Critical,
+        HUDUpdate
+    }
+
+    public class DamageThresholdPassedEventArgs : EventArgs
+    {
+        public DamageThreshold DamageThreshold { get; }
+        public bool Passed { get; }
+
+        public DamageThresholdPassedEventArgs(DamageThreshold threshold, bool passed)
+        {
+            DamageThreshold = threshold;
+            Passed = passed;
+        }
+    }
+}
+