Added GTWeen

GTweensGodot/GTweens/Source/Interpolators/SystemVector4Interpolator.cs

@@ -0,0 +1,40 @@
+using System.Numerics;
+using GTweens.Easings;
+
+namespace GTweens.Interpolators
+{
+    public sealed class SystemVector4Interpolator : IInterpolator<Vector4>
+    {
+        public static readonly SystemVector4Interpolator Instance = new();
+
+        SystemVector4Interpolator()
+        {
+
+        }
+
+        public Vector4 Evaluate(
+            Vector4 initialValue, 
+            Vector4 finalValue, 
+            float time, 
+            EasingDelegate easingDelegate
+            )
+        {
+            return new Vector4(
+                easingDelegate(initialValue.X, finalValue.X, time),
+                easingDelegate(initialValue.Y, finalValue.Y, time),
+                easingDelegate(initialValue.Z, finalValue.Z, time),
+                easingDelegate(initialValue.W, finalValue.W, time)
+                );
+        }
+
+        public Vector4 Subtract(Vector4 initialValue, Vector4 finalValue)
+        {
+            return finalValue - initialValue;
+        }
+
+        public Vector4 Add(Vector4 initialValue, Vector4 finalValue)
+        {
+            return finalValue + initialValue;
+        }
+    }
+}