docs(physics2d): Abstract

Engine.Physics2D/Abstract/IPhysicsMaterial2D.cs

@@ -1,7 +1,17 @@
 namespace Syntriax.Engine.Physics2D.Abstract;
 
+/// <summary>
+/// Represents a 2D physics object's responsive attributes.
+/// </summary>
 public interface IPhysicsMaterial2D
 {
+    /// <summary>
+    /// The friction coefficient of the physics object.
+    /// </summary>
     float Friction { get; }
+
+    /// <summary>
+    /// The restitution (bounciness) coefficient of the physics object.
+    /// </summary>
     float Restitution { get; }
 }