Microsoft.Xna.Framework.Vector4.Lerp C# (CSharp) Method

        public static Vector4 Lerp(Vector4 value1, Vector4 value2, float amount)
        {
            Vector4 result;
            result.X = value1.X + (value2.X - value1.X) * amount;
            result.Y = value1.Y + (value2.Y - value1.Y) * amount;
            result.Z = value1.Z + (value2.Z - value1.Z) * amount;
            result.W = value1.W + (value2.W - value1.W) * amount;
            return result;
        }