The TS_POINTERPOSATTRIBUTE structure is used to indicate that the client pointer should be moved to the specified position relative to the top-left corner of the server's virtual desktop (see [T128] section 8.14.4).
file:///C:/ts_dev/TestSuites/MS-RDPBCGR/TestSuite/Src/TD/latest_XMLS_16may/RDPBCGR/ _rfc_ms-rdpbcgr2_1_8_1_1_4_2.xml
        /// <summary>
        /// Parse TS_POINTERPOSATTRIBUTE
        /// (parser index is updated according to parsed length)
        /// </summary>
        /// <param name="data">data to be parsed</param>
        /// <param name="currentIndex">current parser index</param>
        /// <returns>TS_POINTERPOSATTRIBUTE</returns>
        private TS_POINTERPOSATTRIBUTE ParseTsPointerPosAttribute(byte[] data, ref int currentIndex)
        {
            TS_POINTERPOSATTRIBUTE attribute = new TS_POINTERPOSATTRIBUTE();

            // TS_POINTERPOSATTRIBUTE: position
            attribute.position = ParseTsPoint16(data, ref currentIndex);

            return attribute;
        }