ByRefBenchmarks.cs

        [Benchmark]
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static void Matrix4x4ByValue()
        {
            Matrix4x4_Local m1 = Matrix4x4_Local.Identity;
            Matrix4x4_Local m2 = Matrix4x4_Local.CreateScale(5, 6, 7);
            Matrix4x4_Local m3 = Matrix4x4_Local.CreateTranslation(-10, -12, -14);
            Matrix4x4_Local m4 = Matrix4x4_Local.CreateFromYawPitchRoll(1.5f, 2.5f, 3.5f);
            Matrix4x4_Local result = Matrix4x4_Local.Multiply(m1, m2);
            result = Matrix4x4_Local.Multiply(result, m3);
            result = Matrix4x4_Local.Multiply(result, m4);
        }

        [Benchmark]
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static void Matrix4x4ByRef()
        {
            Matrix4x4_Local m1 = Matrix4x4_Local.Identity;
            Matrix4x4_Local m2; Matrix4x4_Local.CreateScale(5, 6, 7, out m2);
            Matrix4x4_Local m3; Matrix4x4_Local.CreateTranslation(-10, -12, -14, out m3);
            Matrix4x4_Local m4; Matrix4x4_Local.CreateFromYawPitchRoll(1.5f, 2.5f, 3.5f, out m4);
            Matrix4x4_Local result;
            Matrix4x4_Local.Multiply(ref m1, ref m2, out result);
            Matrix4x4_Local.Multiply(ref result, ref m3, out result);
            Matrix4x4_Local.Multiply(ref result, ref m4, out result);
        }

        [Benchmark]
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static void QuaterionByValue()
        {
            float yaw = 1.5f;
            float pitch = 2.5f;
            float roll = 3.5f;

            Quaternion_Local rotation1 = Quaternion_Local.CreateFromYawPitchRoll(yaw, pitch, roll);
            Quaternion_Local rotation2 = Quaternion_Local.CreateFromYawPitchRoll(yaw, pitch, roll);
            Quaternion_Local rotation3 = Quaternion_Local.CreateFromAxisAngle(Vector3_Local.UnitX, 3f) * Quaternion_Local.CreateFromAxisAngle(new Vector3_Local(5, 6, 7), 10f);
            Vector4_Local point = new Vector4_Local(2, 4, -6, -8);
            point = Vector4_Local.Transform(point, rotation1);
            point = Vector4_Local.Transform(point, rotation2);
            point = Vector4_Local.Transform(point, rotation3);
        }

        [Benchmark]
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static void QuaterionByRef()
        {
            float yaw = 1.5f;
            float pitch = 2.5f;
            float roll = 3.5f;

            Quaternion_Local rotation1; Quaternion_Local.CreateFromYawPitchRoll(yaw, pitch, roll, out rotation1);
            Quaternion_Local rotation2; Quaternion_Local.CreateFromYawPitchRoll(yaw, pitch, roll, out rotation2);
            Quaternion_Local rotation3;
            Quaternion_Local temp1, temp2;
            Vector3_Local axis1 = Vector3_Local.UnitX;
            Vector3_Local axis2 = new Vector3_Local(5, 6, 7);
            Quaternion_Local.CreateFromAxisAngle(ref axis1, 3f, out temp1);
            Quaternion_Local.CreateFromAxisAngle(ref axis2, 10f, out temp2);
            Quaternion_Local.Multiply(ref temp1, ref temp2, out rotation3);

            Vector4_Local point = new Vector4_Local(2, 4, -6, -8);
            Vector4_Local.Transform(ref point, ref rotation1, out point);
            Vector4_Local.Transform(ref point, ref rotation2, out point);
            Vector4_Local.Transform(ref point, ref rotation3, out point);
        }

        [Benchmark]
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static void Vector3ByValue()
        {
            Vector3_Local value1 = new Vector3_Local(1, 2, 3);
            Vector3_Local value2 = new Vector3_Local(-10, -5, 5);
            Vector3_Local value3 = new Vector3_Local(.3f, .6f, -1.9f);

            Vector3_Local cross = Vector3_Local.Cross(value1, value2);
            cross = Vector3_Local.Cross(cross, value3);
            cross = Vector3_Local.Multiply(cross, value1);
            cross = Vector3_Local.Lerp(cross, Vector3_Local.Zero, 0.3f);
        }

        [Benchmark]
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static void Vector3ByRef()
        {
            Vector3_Local value1 = new Vector3_Local(1, 2, 3);
            Vector3_Local value2 = new Vector3_Local(-10, -5, 5);
            Vector3_Local value3 = new Vector3_Local(.3f, .6f, -1.9f);

            Vector3_Local cross;
            Vector3_Local.Cross(ref value1, ref value2, out cross);
            Vector3_Local.Cross(ref cross, ref value3, out cross);
            Vector3_Local.Multiply(ref cross, ref value1, out cross);
            var zero = Vector3_Local.Zero;
            Vector3_Local.Lerp(ref cross, ref zero, 0.3f, out cross);
        }

        [Benchmark]
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static void Vector3SimpleAddByValue()
        {
            Vector3_Local value1 = new Vector3_Local(1, 2, 3);
            Vector3_Local value2 = new Vector3_Local(-10, -5, 5);
            Vector3_Local sum = Vector3_Local.Add(value1, value2);
        }

        [Benchmark]
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static void Vector3SimpleAddByRef()
        {
            Vector3_Local value1 = new Vector3_Local(1, 2, 3);
            Vector3_Local value2 = new Vector3_Local(-10, -5, 5);
            Vector3_Local sum; Vector3_Local.Add(ref value1, ref value2, out sum);
        }