perf: Drastically Improved Memory Usage

TIL, records are not value types and are actually just reference types. So I was pretty much allocating from heap every time I used any of my data types (Like Vector2D). Needless to say, they are all now readonly structs as I originally intended them to be.

Engine.Physics2D/Primitives/Shape.cs

@@ -6,13 +6,15 @@ using Syntriax.Engine.Core.Abstract;
 
 namespace Syntriax.Engine.Physics2D.Primitives;
 
-public record Shape(IList<Vector2D> Vertices) : IEnumerable<Vector2D>
+public readonly struct Shape(IList<Vector2D> Vertices) : IEnumerable<Vector2D>
 {
     public static readonly Shape Triangle = CreateNgon(3, Vector2D.Up);
     public static readonly Shape Box = CreateNgon(4, Vector2D.One);
     public static readonly Shape Pentagon = CreateNgon(5, Vector2D.Up);
     public static readonly Shape Hexagon = CreateNgon(6, Vector2D.Right);
 
+    public readonly IList<Vector2D> Vertices { get; init; } = Vertices;
+
 
     public Vector2D this[System.Index index] => Vertices[index];
 
@@ -89,9 +91,9 @@ public record Shape(IList<Vector2D> Vertices) : IEnumerable<Vector2D>
         float min = float.MaxValue;
         float max = float.MinValue;
 
-        foreach (var vertex in shape)
+        for (int i = 0; i < shape.Vertices.Count; i++)
         {
-            float projectedLength = projectionVector.Dot(vertex);
+            float projectedLength = projectionVector.Dot(shape.Vertices[i]);
             min = Math.Min(projectedLength, min);
             max = Math.Max(projectedLength, max);
         }