示例#1
0
文件: Comm.cs 项目: fsaux/LionRiver
        public void BuildPTAKSentences()
        {
            // Build PTAK Sentence ****************************************************************************************

            if (PERF.IsValid())
            {
                string message = "";

                switch (ptak_cntr)
                {
                case 0:
                    message = "PTAK,FFD1," + TGTSPD.Val.ToString("0.0");
                    break;

                case 1:
                    message = "PTAK,FFD2," + TGTTWA.Val.ToString("0") + "@";
                    break;

                case 2:
                    double pf = PERF.Val * 100;
                    message = "PTAK,FFD3," + pf.ToString("0");
                    break;

                case 3:
                    message = "PTAK,FFD4," + TGTVMC.Val.ToString("0.0");
                    break;

                case 4:
                    message = "PTAK,FFD5," + NTWA.FormattedValue + "@";
                    break;

                case 5:
                    message = "PTAK,FFD6," + TGTCTS.Val.ToString("0") + "@";
                    break;
                }

                ptak_cntr++;
                if (ptak_cntr > 5)
                {
                    ptak_cntr = 0;
                }

                int checksum = 0;

                foreach (char c in message)
                {
                    checksum ^= Convert.ToByte(c);
                }
                message = "$" + message + "*" + checksum.ToString("X2") + "\r\n";

                ptak_sentence           = message;
                ptak_sentence_available = true;
            }
        }
示例#2
0
        /// <summary> 将Eclipse完井数据转换成SimON完井数据 </summary>
        void ConvertCompadat(WELLCTRL well, List <NAME> names, List <BaseKey> basekey, List <WPIMULT> wpimult, List <PERF> compTemps)
        {
            List <BaseKey> compdats = basekey.FindAll(l => l is COMPDAT).ToList();

            //List<WELOPEN> welopen

            if (string.IsNullOrEmpty(well.WellName0) && compdats != null && compdats.Count > 0)
            {
                COMPDAT c = compdats.FirstOrDefault() as COMPDAT;
                well.WellName0 = c.Items.FirstOrDefault().jm0;
            }

            NAME name = names.Find(l => l.WellName == well.WellName0);

            //  添加完井数据
            foreach (BaseKey c in basekey)
            {
                if (c is COMPDAT)
                {
                    COMPDAT com = c as COMPDAT;

                    foreach (COMPDAT.Item citem in com.Items)
                    {
                        if (citem.jm0 != well.WellName0)
                        {
                            continue;
                        }

                        #region - SCh数据 -

                        PERF perf = new PERF("PERF");
                        perf.WellName = well.WellName0;
                        perf.I0       = citem.i1;
                        perf.J1       = citem.j2;
                        perf.K12      = citem.swg3;
                        perf.K23      = citem.xwg4;
                        perf.Kgbs4    = citem.kgbz5;
                        perf.Jzs6     = citem.ljyz7;
                        perf.WjfxX7   = citem.skfx12 == "X" ? "DX" : "0";
                        perf.WjfxY8   = citem.skfx12 == "Y" ? "DY" : "0";
                        perf.WjfxZ9   = citem.skfx12 == "Z" ? "DZ" : "0";
                        perf.Bp10     = citem.bpxs10;

                        // Todo :查找井指数乘子
                        foreach (WPIMULT wp in wpimult)
                        {
                            var v = wp.Items.Find(l => l.jm0 == well.WellName0);

                            if (v != null)
                            {
                                perf.Jzscz5 = v.jzscz1;
                                break;
                            }
                        }


                        // Todo :增加前先删除存在的重复数据
                        well.DeleteAll <PERF>(l => l.I0 == perf.I0 && l.J1 == perf.J1 && l.K12 == perf.K12);

                        well.Add(perf);

                        #endregion

                        #region - WELL数据 -

                        NAME.Item nameItem = new NAME.Item();
                        nameItem.i0    = citem.i1;
                        nameItem.j1    = citem.j2;
                        nameItem.k12   = citem.swg3;
                        nameItem.k23   = citem.xwg4;
                        nameItem.kgbz4 = citem.kgbz5;
                        //nameItem.wi5 = "NA";// v.Value.skin.Value.Value.ToString();
                        //nameItem.dx6 = v.Value.wellIndex.Value.GetValue(v.Value.wellIndex.GetUnitValue(_ecl)).ToString();
                        //nameItem.dy7 = v.Value.wellDirection.Value.Value == "X" ? "0" : v.Value.wellDirection.Value.Value == "Y" ? "1" : "2";
                        nameItem.bpxs9 = citem.bpxs10;
                        nameItem.jj10  = (citem.jtnj8.ToDouble() / 2).ToString();
                        name.Items.Add(nameItem);
                        #endregion


                        // Todo :将当前时间点下 WELOPEN前增加到数据中
                        compTemps.Add(perf);
                    }
                }
                else if (c is WELOPEN)
                {
                    WELOPEN wp = c as WELOPEN;
                    if (wp.Items == null || wp.Items.Count == 0)
                    {
                        continue;
                    }
                    var vs = wp.Items.FindAll(l => l.jm0 == well.WellName0 || l.jm0 == KeyConfiger.EclipseDefalt);
                    if (vs == null || vs.Count == 0)
                    {
                        continue;
                    }
                    WELOPEN.Item v = vs.Last();
                    if (v == null)
                    {
                        continue;
                    }

                    // WELOPEN
                    //'G13' 'SHUT' 0 0 0 2 * /
                    // /

                    // Todo :查找之前所有完井
                    var coms = compTemps.FindAll(l => l.WellName == well.WellName0);

                    Predicate <PERF> match = l => true;

                    // Todo :0 或 *表示默认值全都取
                    if (v.i2 != KeyConfiger.EclipseDefalt && v.i2 != "0")
                    {
                        match += l => l.I0 == v.i2;
                    }

                    if (v.j3 != KeyConfiger.EclipseDefalt && v.j3 != "0")
                    {
                        match += l => l.J1 == v.j3;
                    }

                    if (v.k4 != KeyConfiger.EclipseDefalt && v.k4 != "0")
                    {
                        match += l => l.K12 == v.k4;
                    }

                    var findComs = coms.FindAll(match);

                    // Todo :增加WELOPEN控制的完井
                    foreach (var item in findComs)
                    {
                        PERF perf = item.Copy();
                        perf.Kgbs4 = v.jz1;
                        // Todo :增加前先删除存在的重复数据
                        well.DeleteAll <PERF>(l => l.I0 == item.I0 && l.J1 == item.J1 && l.K12 == item.K12);
                        well.Add(perf);
                    }
                }
            }
        }
示例#3
0
        /// <summary> 将Eclipse生产数据转换成SimON生产数据 </summary>
        public SCHEDULE ConvertToSimON(SCHEDULE sch, WELL location, DateTime startTime, BaseFile history)
        {
            // Todo :保存SCH

            SCHEDULE schedule = new SCHEDULE("SCHEDULE");

            List <string> wellNames = new List <string>();

            List <WELSPECS> ws = sch.FindAll <WELSPECS>();

            // Todo :查找所有井名
            ws.ForEach(l => wellNames.AddRange(l.Items.Select(k => k.jm0)));

            List <NAME> histNames = new List <NAME>();

            // Todo :初始化名称 生产_historyproduction.dat
            wellNames.ForEach(l => histNames.Add(new NAME("NAME")
            {
                WellName = l
            }));

            histNames.ForEach(l => history.Key.Add(l));


            // Todo :初始化完井WELL数据
            List <NAME> names = new List <NAME>();

            wellNames.ForEach(l => names.Add(new NAME("NAME")
            {
                WellName = l
            }));

            names.ForEach(l => location.Add(l));

            List <DATES> ds = sch.FindAll <DATES>();

            string format = "井名:{0} ({1},{2})";

            // Todo :添加起始信息到时间步
            DATES start = new DATES("DATES", startTime);

            sch.DeleteAll <DATES>();

            start.AddRange <BaseKey>(sch.Keys);

            ds.Insert(0, start);

            List <PERF> comAllTemp = new List <PERF>();

            foreach (DATES d in ds)
            {
                // Todo :对缓存中完井井名去重复取最后一条
                var distincts = comAllTemp.GroupBy(l => l.WellName + l.I0 + l.J1 + l.K12).ToList();
                comAllTemp.Clear();
                foreach (var item in distincts)
                {
                    comAllTemp.Add(item.Last());
                }

                //  创建SimON日期
                TIME time = new TIME("TIME");
                time.Date = d.DateTime;
                schedule.Add(time);

                var wconprod = d.FindAll <WCONPROD>();
                var wconhist = d.FindAll <WCONHIST>();
                var wconinje = d.FindAll <WCONINJE>();
                var wconinjh = d.FindAll <WCONINJH>();

                //  完井数据(考虑到排序)
                List <BaseKey> compdats = d.FindAll <BaseKey>(l => l is COMPDAT || l is WELOPEN);

                List <WPIMULT> wpimult = d.FindAll <WPIMULT>();

                List <WELOPEN> welopen = d.FindAll <WELOPEN>();

                #region - 添加没有生产信息的完井 -
                //  添加完井数据
                foreach (BaseKey c in compdats)
                {
                    if (c is COMPDAT)
                    {
                        COMPDAT com = c as COMPDAT;

                        foreach (COMPDAT.Item citem in com.Items)
                        {
                            // Todo :过滤有生产数据的,用后面方法处理
                            if (wconprod.Exists(l => l.Items.Exists(k => k.jm0 == citem.jm0)))
                            {
                                continue;
                            }
                            if (wconhist.Exists(l => l.Items.Exists(k => k.wellName0 == citem.jm0)))
                            {
                                continue;
                            }
                            if (wconinje.Exists(l => l.Items.Exists(k => k.jm0 == citem.jm0)))
                            {
                                continue;
                            }
                            if (wconinjh.Exists(l => l.Items.Exists(k => k.jm0 == citem.jm0)))
                            {
                                continue;
                            }

                            WELLCTRL well = time.Find <WELLCTRL>(l => l.WellName0 == citem.jm0);

                            if (well == null)
                            {
                                // Todo :创建一个空的生产信息
                                well           = new WELLCTRL("WELLCTRL");
                                well.ProType   = SimONProductType.NA;
                                well.WellName0 = citem.jm0;
                                time.Add(well);
                            }

                            NAME name = names.Find(l => l.WellName == well.WellName0);

                            #region - SCh数据 -

                            PERF perf = new PERF("PERF");
                            perf.WellName = well.WellName0;
                            perf.I0       = citem.i1;
                            perf.J1       = citem.j2;
                            perf.K12      = citem.swg3;
                            perf.K23      = citem.xwg4;
                            perf.Kgbs4    = citem.kgbz5;
                            perf.Jzs6     = citem.ljyz7;
                            perf.WjfxX7   = citem.skfx12 == "X" ? "DX" : "0";
                            perf.WjfxY8   = citem.skfx12 == "Y" ? "DY" : "0";
                            perf.WjfxZ9   = citem.skfx12 == "Z" ? "DZ" : "0";
                            perf.Bp10     = citem.bpxs10;

                            // Todo :查找井指数乘子
                            foreach (WPIMULT wp in wpimult)
                            {
                                var v = wp.Items.Find(l => l.jm0 == well.WellName0);

                                if (v != null)
                                {
                                    perf.Jzscz5 = v.jzscz1;
                                    break;
                                }
                            }

                            // Todo :增加前先删除存在的重复数据
                            well.DeleteAll <PERF>(l => l.I0 == perf.I0 && l.J1 == perf.J1 && l.K12 == perf.K12);
                            well.Add(perf);

                            #endregion

                            #region - WELL数据 -

                            NAME.Item nameItem = new NAME.Item();
                            nameItem.i0    = citem.i1;
                            nameItem.j1    = citem.j2;
                            nameItem.k12   = citem.swg3;
                            nameItem.k23   = citem.xwg4;
                            nameItem.kgbz4 = citem.kgbz5;
                            //nameItem.wi5 = "NA";// v.Value.skin.Value.Value.ToString();
                            //nameItem.dx6 = v.Value.wellIndex.Value.GetValue(v.Value.wellIndex.GetUnitValue(_ecl)).ToString();
                            //nameItem.dy7 = v.Value.wellDirection.Value.Value == "X" ? "0" : v.Value.wellDirection.Value.Value == "Y" ? "1" : "2";
                            nameItem.bpxs9 = citem.bpxs10;
                            nameItem.jj10  = (citem.jtnj8.ToDouble() / 2).ToString();
                            name.Items.Add(nameItem);
                            #endregion

                            comAllTemp.Add(perf);
                        }
                    }
                    else if (c is WELOPEN)
                    {
                        WELOPEN wp = c as WELOPEN;

                        foreach (var v in wp.Items)
                        {
                            // Todo :过滤有生产数据的,用后面方法处理
                            if (wconprod.Exists(l => l.Items.Exists(k => k.jm0 == v.jm0)))
                            {
                                continue;
                            }
                            if (wconhist.Exists(l => l.Items.Exists(k => k.wellName0 == v.jm0)))
                            {
                                continue;
                            }
                            if (wconinje.Exists(l => l.Items.Exists(k => k.jm0 == v.jm0)))
                            {
                                continue;
                            }
                            if (wconinjh.Exists(l => l.Items.Exists(k => k.jm0 == v.jm0)))
                            {
                                continue;
                            }
                            // WELOPEN
                            //'G13' 'SHUT' 0 0 0 2 * /
                            // /

                            // Todo :查找之前所有完井
                            var coms = comAllTemp.FindAll(l => l.WellName == v.jm0);

                            Predicate <PERF> match = l => true;

                            // Todo :0 或 *表示默认值全都取
                            if (v.i2 != KeyConfiger.EclipseDefalt && v.i2 != "0")
                            {
                                match += l => l.I0 == v.i2;
                            }

                            if (v.j3 != KeyConfiger.EclipseDefalt && v.j3 != "0")
                            {
                                match += l => l.J1 == v.j3;
                            }

                            if (v.k4 != KeyConfiger.EclipseDefalt && v.k4 != "0")
                            {
                                match += l => l.K12 == v.k4;
                            }

                            var findComs = coms.FindAll(match);

                            WELLCTRL well = time.Find <WELLCTRL>(l => l.WellName0 == v.jm0);
                            if (well == null)
                            {
                                // Todo :创建一个空的生产信息
                                well           = new WELLCTRL("WELLCTRL");
                                well.ProType   = SimONProductType.NA;
                                well.WellName0 = v.jm0;
                                time.Add(well);
                            }

                            // Todo :增加WELOPEN控制的完井
                            foreach (var fitem in findComs)
                            {
                                PERF perf = fitem.Copy();
                                perf.Kgbs4 = v.jz1;
                                // Todo :增加前先删除存在的重复数据
                                well.DeleteAll <PERF>(l => l.I0 == fitem.I0 && l.J1 == fitem.J1 && l.K12 == fitem.K12);
                                well.Add(perf);
                            }
                        }
                    }

                    //this.ConvertCompadat(well, names, compdats, wpimult, comAllTemp);
                }

                #endregion


                foreach (var item in wconprod)
                {
                    foreach (WCONPROD.ItemHY it in item.Items)
                    {
                        //  生产数据
                        WELLCTRL well = new WELLCTRL("WELLCTRL");

                        well.WellName0 = it.jm0;

                        well = this.ConvertToSimON(it, d, histNames);

                        if (well != null)
                        {
                            this.ConvertCompadat(well, names, compdats, wpimult, comAllTemp);

                            time.Add(well);
                        }
                    }
                }


                foreach (var item in wconhist)
                {
                    foreach (WCONHIST.Item it in item.Items)
                    {
                        //  生产数据
                        WELLCTRL well = new WELLCTRL("WELLCTRL");

                        well.WellName0 = it.wellName0;

                        well = this.ConvertToSimON(it, d, histNames);

                        this.ConvertCompadat(well, names, compdats, wpimult, comAllTemp);

                        time.Add(well);
                    }
                }


                foreach (var item in wconinje)
                {
                    foreach (WCONINJE.ItemHY it in item.Items)
                    {
                        //  生产数据
                        WELLCTRL well = new WELLCTRL("WELLCTRL");

                        well.WellName0 = it.jm0;

                        well = this.ConvertToSimON(it, d, histNames);

                        this.ConvertCompadat(well, names, compdats, wpimult, comAllTemp);

                        time.Add(well);
                    }
                }

                foreach (var item in wconinjh)
                {
                    foreach (WCONINJH.Item it in item.Items)
                    {
                        //  生产数据
                        WELLCTRL well = new WELLCTRL("WELLCTRL");

                        well.WellName0 = it.jm0;

                        well = this.ConvertToSimON(it, d, histNames);

                        this.ConvertCompadat(well, names, compdats, wpimult, comAllTemp);

                        time.Add(well);
                    }
                }

                //// Todo :将之前的完井信息都加入到缓存中
                //foreach (var item in compdats)
                //{
                //    comAllTemp.AddRange(item.Items);
                //}
            }

            return(schedule);
        }
示例#4
0
        public void CalcNav(DateTime now, bool bypassComm = false)
        {
            #region Primitives
            if (rmc_received || bypassComm)
            {
                LAT.Val = lat;
                LON.Val = lon;
                SOG.Val = sog;
                COG.Val = cog;
                LAT.SetValid(now);
                LON.SetValid(now);
                SOG.SetValid(now);
                COG.SetValid(now);
                RMC_received_Timer.Start();
            }

            if (vhw_received || bypassComm)
            {
                SPD.Val = spd;
                SPD.SetValid(now);
            }

            if (dpt_received || bypassComm)
            {
                DPT.Val = dpt;
                DPT.SetValid(now);
            }

            if (mwv_received || bypassComm)
            {
                AWA.Val = awa;
                AWS.Val = aws;
                AWA.SetValid(now);
                AWS.SetValid(now);
            }

            if (mtw_received || bypassComm)
            {
                TEMP.Val = temp;
                TEMP.SetValid(now);
            }

            if (hdg_received || bypassComm)
            {
                double mv = Properties.Settings.Default.MagVar; //default
                if (mvar2 != 0)
                {
                    mv = mvar2;                                 //From HDG
                }
                if (mvar1 != 0)
                {
                    mv = mvar1;                                 //From RMC
                }
                MVAR.Val = mv;
                MVAR.SetValid(now);

                if (bypassComm)
                {
                    mv = 0;         // heading from log file is "true heading" no need for correction
                }
                HDT.Val = hdg + mv;
                HDT.SetValid(now);
            }

            #endregion

            #region Position, Leg bearing, distance, XTE and VMG

            if (LAT.IsValid() && LON.IsValid())
            {
                POS.Val.Latitude  = LAT.Val;
                POS.Val.Longitude = LON.Val;
                POS.SetValid(now);
            }
            else
            {
                POS.Invalidate();
            }

            if (ActiveLeg != null)
            {
                LWLAT.Val = ActiveLeg.FromLocation.Latitude;
                LWLAT.SetValid(now);
                LWLON.Val = ActiveLeg.FromLocation.Longitude;
                LWLON.SetValid(now);
                LWPT.Val.str = ActiveLeg.FromMark.Name;
                LWPT.SetValid(now);
            }
            else
            {
                LWLAT.Invalidate();
                LWLON.Invalidate();
                LWPT.Invalidate();
            }

            if (!bypassComm || replayLog)
            {
                if (ActiveMark != null && POS.IsValid())
                {
                    WLAT.Val = ActiveMark.Location.Latitude;
                    WLAT.SetValid(now);
                    WLON.Val = ActiveMark.Location.Longitude;
                    WLON.SetValid(now);
                    WPT.Val.str = ActiveMark.Name;
                    WPT.SetValid(now);
                    BRG.Val = CalcBearing(LAT.Val, LON.Val, WLAT.Val, WLON.Val);
                    BRG.SetValid(now);
                    DST.Val = CalcDistance(LAT.Val, LON.Val, WLAT.Val, WLON.Val) / 1852;
                    DST.SetValid(now);
                }
                else
                {
                    WLAT.Invalidate();
                    WLON.Invalidate();
                    WPT.Invalidate();
                    BRG.IsValid();
                    DST.IsValid();
                }
            }

            if (WPT.IsValid() && LWPT.IsValid())
            {
                LEGBRG.Val = CalcBearing(LWLAT.Val, LWLON.Val, WLAT.Val, WLON.Val);
                LEGBRG.SetValid(now);
            }
            else
            {
                if (LEGBRG.IsValid())
                {
                    LEGBRG.Invalidate();
                }
            }

            if (LWPT.IsValid())
            {
                XTE.Val = Math.Asin(Math.Sin(DST.Val * 1.852 / 6371) * Math.Sin((BRG.Val - LEGBRG.Val) * Math.PI / 180)) * 6371 / 1.852;
                XTE.SetValid(now);
            }
            else
            if (XTE.IsValid())
            {
                XTE.Invalidate();
            }

            if (SOG.IsValid() && BRG.IsValid())
            {
                VMGWPT.Val = SOG.Val * Math.Cos((COG.Val - BRG.Val) * Math.PI / 180);
                VMGWPT.SetValid(now);
            }
            else
            {
                if (VMGWPT.IsValid())
                {
                    VMGWPT.Invalidate();
                }
            }
            #endregion

            #region True Wind
            if (AWA.IsValid() && SPD.IsValid())
            {
                double Dx = AWS.Val * Math.Cos(AWA.Val * Math.PI / 180) - SPD.Val;
                double Dy = AWS.Val * Math.Sin(AWA.Val * Math.PI / 180);
                TWS.Val = Math.Sqrt(Dx * Dx + Dy * Dy);
                TWS.SetValid(now);
                TWA.Val = Math.Atan2(Dy, Dx) * 180 / Math.PI;
                TWA.SetValid(now);
                VMG.Val = SPD.Val * Math.Cos(TWA.Val * Math.PI / 180);
                VMG.SetValid(now);
            }
            else
            {
                if (TWS.IsValid())
                {
                    TWS.Invalidate();
                }
                if (TWA.IsValid())
                {
                    TWA.Invalidate();
                }
                if (VMG.IsValid())
                {
                    VMG.Invalidate();
                }
            }

            if (TWS.IsValid() && HDT.IsValid())
            {
                TWD.Val = HDT.Val + TWA.Val;
                TWD.SetValid(now);
            }
            else
            {
                if (TWD.IsValid())
                {
                    TWD.Invalidate();
                }
            }
            #endregion

            #region Heel
            //if (AWA.IsValid() && SPD.IsValid())
            //{
            //    double k = 7,
            //            a = 2,
            //            b = 200,
            //            c = 1.5;

            //    var awa = Math.Abs(AWA.Val);
            //    var aws = AWS.Val;

            //    HEEL.Val = k * awa * Math.Pow(aws, c) / (Math.Pow(awa, a) + b);
            //    if (HEEL.Val > 45) HEEL.Val = 45;
            //    HEEL.SetValid(now);
            //}
            //else
            //{
            //    if (HEEL.IsValid())
            //        HEEL.Invalidate();
            //}

            #endregion

            #region Drift
            if (SOG.IsValid() && COG.IsValid() && HDT.IsValid())
            {
                double Dx = SOG.Val * Math.Cos(COG.Val * Math.PI / 180) - SPD.Val * Math.Cos(HDT.Val * Math.PI / 180);
                double Dy = SOG.Val * Math.Sin(COG.Val * Math.PI / 180) - SPD.Val * Math.Sin(HDT.Val * Math.PI / 180);
                DRIFT.Val = Math.Sqrt(Dx * Dx + Dy * Dy);
                DRIFT.SetValid(now);
                SET.Val = Math.Atan2(Dy, Dx) * 180 / Math.PI;
                SET.SetValid(now);
            }
            else
            {
                if (DRIFT.IsValid())
                {
                    DRIFT.Invalidate();
                }
                if (SET.IsValid())
                {
                    SET.Invalidate();
                }
            }
            #endregion

            #region Performance
            if (BRG.IsValid() && TWD.IsValid() && SPD.IsValid() && NavPolar.IsLoaded)
            {
                double Angle = Math.Abs((TWD.Val - BRG.Val) % 360);
                if (Angle > 180)
                {
                    Angle = 360 - Angle;
                }

                PolarPoint pb = NavPolar.GetBeatTarget(TWS.Average(Inst.BufHalfMin));
                PolarPoint pr = NavPolar.GetRunTarget(TWS.Average(Inst.BufHalfMin));

                if (Math.Abs(Angle) <= pb.TWA) // Beating
                {
                    TGTSPD.Val = pb.SPD;
                    TGTSPD.SetValid(now);
                    TGTTWA.Val = pb.TWA;
                    TGTTWA.SetValid(now);
                    PERF.Val = VMG.Val / (pb.SPD * Math.Cos(pb.TWA * Math.PI / 180));
                    PERF.SetValid(now);

                    sailingMode = SailingMode.Beating;
                }

                if (Math.Abs(Angle) < pr.TWA && Math.Abs(Angle) > pb.TWA) // Reaching
                {
                    TGTSPD.Val = NavPolar.GetTarget(Math.Abs(TWA.Average(Inst.BufHalfMin)), TWS.Average(Inst.BufHalfMin));
                    TGTSPD.SetValid(now);
                    TGTTWA.Val = Math.Abs(TWA.Val);
                    TGTTWA.SetValid(now);
                    PERF.Val = SPD.Val / TGTSPD.Val;
                    if (VMGWPT.Val < 0)
                    {
                        PERF.Val = -PERF.Val;
                    }
                    PERF.SetValid(now);

                    sailingMode = SailingMode.Reaching;
                }

                if (Math.Abs(Angle) >= pr.TWA) // Running
                {
                    TGTSPD.Val = pr.SPD;
                    TGTSPD.SetValid(now);
                    TGTTWA.Val = pr.TWA;
                    TGTTWA.SetValid(now);
                    PERF.Val = VMG.Val / (pr.SPD * Math.Cos(pr.TWA * Math.PI / 180));
                    PERF.SetValid(now);

                    sailingMode = SailingMode.Running;
                }
            }
            else
            {
                if (TGTSPD.IsValid())
                {
                    TGTSPD.Invalidate();
                }
                if (TGTTWA.IsValid())
                {
                    TGTTWA.Invalidate();
                }
                if (PERF.IsValid())
                {
                    PERF.Invalidate();
                }

                sailingMode = SailingMode.None;
            }
            #endregion

            #region Line
            if (p1_set && p2_set && LAT.IsValid() && HDT.IsValid())
            {
                double p3_lat = LAT.Val, p3_lon = LON.Val;

                if (Properties.Settings.Default.GPSoffsetToBow != 0)
                {
                    CalcPosition(LAT.Val, LON.Val, Properties.Settings.Default.GPSoffsetToBow, HDT.Val, ref p3_lat, ref p3_lon);
                }
                double brg32 = CalcBearing(p3_lat, p3_lon, p2_lat, p2_lon);
                double dst32 = CalcDistance(p3_lat, p3_lon, p2_lat, p2_lon);

                LINEDST.Val = dst32 * Math.Sin((linebrg - brg32) * Math.PI / 180);
                LINEDST.SetValid(now);
            }
            else
            {
                if (LINEDST.IsValid())
                {
                    LINEDST.Invalidate();
                }
            }
            #endregion

            #region Route nav
            if (!bypassComm)
            {
                if (ActiveMark != null && DST.IsValid() && !ManOverBoard)
                {
                    if (DST.Val <= Properties.Settings.Default.WptProximity)
                    {
                        (new SoundPlayer(@".\Sounds\BELL7.WAV")).PlaySync();
                        if (ActiveLeg != null)
                        {
                            if (ActiveLeg.NextLeg != null)
                            {
                                ActiveLeg  = ActiveLeg.NextLeg;
                                ActiveMark = ActiveLeg.ToMark;
                            }
                            else
                            {
                                ActiveMark  = null;
                                ActiveLeg   = null;
                                ActiveRoute = null;
                            }
                        }
                        else
                        {
                            ActiveMark = null;
                        }
                    }
                }
            }

            if (ActiveRoute != null)
            {
                if (ActiveLeg.NextLeg != null && TWD.IsValid())
                {
                    NTWA.Val = TWD.Average(Inst.BufTwoMin) - ActiveLeg.NextLeg.Bearing;
                    NTWA.SetValid();
                }
                else
                {
                    NTWA.Invalidate();
                }
            }

            #endregion

            #region Laylines

            //if (DRIFT.IsValid() && PERF.IsValid() && TWD.IsValid())
            //{
            //    double relset = SET.Average(Inst.BufTenMin) - TWD.Average(Inst.BufHalfMin);
            //    double dxs = TGTSPD.Average(Inst.BufHalfMin) * Math.Cos(TGTTWA.Average(Inst.BufHalfMin) * Math.PI / 180) + DRIFT.Average(Inst.BufTenMin) * Math.Cos(relset * Math.PI / 180);
            //    double dys = TGTSPD.Average(Inst.BufHalfMin) * Math.Sin(TGTTWA.Average(Inst.BufHalfMin) * Math.PI / 180) + DRIFT.Average(Inst.BufTenMin) * Math.Sin(relset * Math.PI / 180);

            //    TGTCOGs.Val = Math.Atan2(dys, dxs) * 180 / Math.PI + TWD.Average(Inst.BufHalfMin);
            //    TGTCOGs.SetValid(now);
            //    TGTSOGs.Val = Math.Sqrt(dxs * dxs + dys * dys);
            //    TGTSOGs.SetValid(now);

            //    double dxp = TGTSPD.Average(Inst.BufHalfMin) * Math.Cos(-TGTTWA.Average(Inst.BufHalfMin) * Math.PI / 180) + DRIFT.Average(Inst.BufTenMin) * Math.Cos(relset * Math.PI / 180);
            //    double dyp = TGTSPD.Average(Inst.BufHalfMin) * Math.Sin(-TGTTWA.Average(Inst.BufHalfMin) * Math.PI / 180) + DRIFT.Average(Inst.BufTenMin) * Math.Sin(relset * Math.PI / 180);

            //    TGTCOGp.Val = Math.Atan2(dyp, dxp) * 180 / Math.PI + TWD.Average(Inst.BufHalfMin);
            //    TGTCOGp.SetValid(now);
            //    TGTSOGp.Val = Math.Sqrt(dxp * dxp + dyp * dyp);
            //    TGTSOGp.SetValid(now);
            //}
            //else
            //{
            //    if (TGTCOGs.IsValid())
            //        TGTCOGs.Invalidate();
            //    if (TGTSOGs.IsValid())
            //        TGTSOGs.Invalidate();
            //    if (TGTCOGp.IsValid())
            //        TGTCOGp.Invalidate();
            //    if (TGTSOGp.IsValid())
            //        TGTSOGp.Invalidate();
            //}

            #endregion
        }
示例#5
0
        public void SendPerformanceNMEA()
        {
            // Build PTAK Sentence ****************************************************************************************

            if (PERF.IsValid())
            {
                string message1, message2, message3, message5, message6;

                message1 = "PTAK,FFD1," + TGTSPD.Average(Inst.BufFiveSec).ToString("0.0");
                message2 = "PTAK,FFD2," + TGTTWA.Average(Inst.BufFiveSec).ToString("0") + "@";
                double pf = PERF.Average(Inst.BufFiveSec) * 100;
                message3 = "PTAK,FFD3," + pf.ToString("0");
                //message5 = "PTAK,FFD5," + TGTVMC.Average(Inst.BufFiveSec).ToString("0.0");
                message5 = "PTAK,FFD5," + NTWA.FormattedValue + "@";
                message6 = "PTAK,FFD6," + TGTCTS.Average(Inst.BufFiveSec).ToString("0") + "@";

                int checksum = 0;

                checksum = 0;
                foreach (char c in message1)
                {
                    checksum ^= Convert.ToByte(c);
                }
                message1 = "$" + message1 + "*" + checksum.ToString("X2") + "\r\n";

                checksum = 0;
                foreach (char c in message2)
                {
                    checksum ^= Convert.ToByte(c);
                }
                message2 = "$" + message2 + "*" + checksum.ToString("X2") + "\r\n";

                checksum = 0;
                foreach (char c in message3)
                {
                    checksum ^= Convert.ToByte(c);
                }
                message3 = "$" + message3 + "*" + checksum.ToString("X2") + "\r\n";

                checksum = 0;
                foreach (char c in message5)
                {
                    checksum ^= Convert.ToByte(c);
                }
                message5 = "$" + message5 + "*" + checksum.ToString("X2") + "\r\n";

                checksum = 0;
                foreach (char c in message6)
                {
                    checksum ^= Convert.ToByte(c);
                }
                message6 = "$" + message6 + "*" + checksum.ToString("X2") + "\r\n";


                if (Properties.Settings.Default.TacktickPerformanceSentence.OutPort1)
                {
                    if (SerialPort1.IsOpen)
                    {
                        SerialPort1.WriteLine(message1);
                        SerialPort1.WriteLine(message2);
                        SerialPort1.WriteLine(message3);
                        SerialPort1.WriteLine(message5);
                        SerialPort1.WriteLine(message6);
                    }
                }
                if (Properties.Settings.Default.TacktickPerformanceSentence.OutPort2)
                {
                    if (SerialPort2.IsOpen)
                    {
                        SerialPort2.WriteLine(message1);
                        SerialPort2.WriteLine(message2);
                        SerialPort2.WriteLine(message3);
                        SerialPort2.WriteLine(message5);
                        SerialPort2.WriteLine(message6);
                    }
                }
                if (Properties.Settings.Default.TacktickPerformanceSentence.OutPort3)
                {
                    if (SerialPort3.IsOpen)
                    {
                        SerialPort3.WriteLine(message1);
                        SerialPort3.WriteLine(message2);
                        SerialPort3.WriteLine(message3);
                        SerialPort3.WriteLine(message5);
                        SerialPort3.WriteLine(message6);
                    }
                }
                if (Properties.Settings.Default.TacktickPerformanceSentence.OutPort4)
                {
                    if (SerialPort4.IsOpen)
                    {
                        SerialPort4.WriteLine(message1);
                        SerialPort4.WriteLine(message2);
                        SerialPort4.WriteLine(message3);
                        SerialPort4.WriteLine(message5);
                        SerialPort4.WriteLine(message6);
                    }
                }
            }
        }
示例#6
0
文件: Nav.cs 项目: fsaux/LionRiver
        public void PushToLogDB(DateTime dt)
        {
            if (POS.IsValid())
            {
                POS.PushToBuffer(POS.Val, dt, 0);
                COG.PushToBuffer(COG.Val, dt, 0);
                SOG.PushToBuffer(SOG.Val, dt, 0);
                HDT.PushToBuffer(HDT.Val, dt, 0);
                TWD.PushToBuffer(TWD.Val, dt, 0);
                PERF.PushToBuffer(PERF.Val, dt, 0);
                DPT.PushToBuffer(DPT.Val, dt, 0);
                TWS.PushToBuffer(TWS.Val, dt, 0);
                DRIFT.PushToBuffer(DRIFT.Val, dt, 0);
                SET.PushToBuffer(SET.Val, dt, 0);
                SPD.PushToBuffer(SPD.Val, dt, 0);


                using (var context = new LionRiverDBContext())
                {
                    for (int i = 0; i < Inst.MaxBuffers; i++)
                    {
                        if (POS.AvgBufferDataAvailable(i))
                        {
                            if (POS.GetLastVal(i) != null)
                            {
                                var log = new Log()
                                {
                                    timestamp = POS.GetLastVal(i).Time,
                                    level     = i,
                                    LAT       = POS.GetLastVal(i).Val.Latitude,
                                    LON       = POS.GetLastVal(i).Val.Longitude,
                                    COG       = COG.GetLastVal(i).Val,
                                    SOG       = SOG.GetLastVal(i).Val,
                                    HDT       = HDT.GetLastVal(i).Val,
                                    TWD       = TWD.GetLastVal(i).Val,
                                    PERF      = PERF.GetLastVal(i).Val,
                                    DPT       = DPT.GetLastVal(i).Val,
                                    TWS       = TWS.GetLastVal(i).Val,
                                    DRIFT     = DRIFT.GetLastVal(i).Val,
                                    SET       = SET.GetLastVal(i).Val,
                                    SPD       = SPD.GetLastVal(i).Val
                                };
                                context.Logs.Add(log);

                                if (i == NavPlotModel.Resolution)
                                {
                                    newTrackPositionAvailable = true;
                                }

                                POS.ClearAvgBufferDataAvailable(i);
                                COG.ClearAvgBufferDataAvailable(i);
                                SOG.ClearAvgBufferDataAvailable(i);
                                HDT.ClearAvgBufferDataAvailable(i);
                                TWD.ClearAvgBufferDataAvailable(i);
                                PERF.ClearAvgBufferDataAvailable(i);
                                DPT.ClearAvgBufferDataAvailable(i);
                                TWS.ClearAvgBufferDataAvailable(i);
                                DRIFT.ClearAvgBufferDataAvailable(i);
                                SET.ClearAvgBufferDataAvailable(i);
                                SPD.ClearAvgBufferDataAvailable(i);
                            }
                        }
                    }
                    context.SaveChanges();
                }
            }
        }
示例#7
0
文件: Nav.cs 项目: fsaux/LionRiver
        public void CalcNav(DateTime now, bool bypassComm = false)
        {
            sailingMode = SailingMode.None;

            #region Primitives
            if (rmc_received || bypassComm)
            {
                LAT.Val = lat;
                LON.Val = lon;
                SOG.Val = sog;
                COG.Val = cog;
                LAT.SetValid(now);
                LON.SetValid(now);
                SOG.SetValid(now);
                COG.SetValid(now);
                RMC_received_Timer.Start();
            }

            if (vhw_received || bypassComm)
            {
                SPD.Val = spd;
                SPD.SetValid(now);
            }

            if (dpt_received || bypassComm)
            {
                DPT.Val = dpt;
                DPT.SetValid(now);
            }

            if (mwv_received || bypassComm)
            {
                AWA.Val = awa;
                AWS.Val = aws;
                AWA.SetValid(now);
                AWS.SetValid(now);
            }

            if (mtw_received || bypassComm)
            {
                TEMP.Val = temp;
                TEMP.SetValid(now);
            }

            if (hdg_received || bypassComm)
            {
                double mv = Properties.Settings.Default.MagVar; //default
                if (mvar2 != 0)
                {
                    mv = mvar2;                                 //From HDG
                }
                if (mvar1 != 0)
                {
                    mv = mvar1;                                 //From RMC
                }
                MVAR.Val = mv;
                MVAR.SetValid(now);

                if (bypassComm)
                {
                    mv = 0;         // heading from log file is "true heading" no need for correction
                }
                HDT.Val = hdg + mv;
                HDT.SetValid(now);
            }

            #endregion

            #region Position, Leg bearing, distance, XTE and VMG

            if (LAT.IsValid() && LON.IsValid())
            {
                POS.Val.Latitude  = LAT.Val;
                POS.Val.Longitude = LON.Val;
                POS.SetValid(now);
            }
            else
            {
                POS.Invalidate();
            }

            if (ActiveLeg != null)
            {
                LWLAT.Val = ActiveLeg.FromLocation.Latitude;
                LWLAT.SetValid(now);
                LWLON.Val = ActiveLeg.FromLocation.Longitude;
                LWLON.SetValid(now);
                LWPT.Val.str = ActiveLeg.FromMark.Name;
                LWPT.SetValid(now);
            }
            else
            {
                LWLAT.Invalidate();
                LWLON.Invalidate();
                LWPT.Invalidate();
            }

            if (!bypassComm || replayLog)
            {
                if (ActiveMark != null && POS.IsValid())
                {
                    WLAT.Val = ActiveMark.Location.Latitude;
                    WLAT.SetValid(now);
                    WLON.Val = ActiveMark.Location.Longitude;
                    WLON.SetValid(now);
                    WPT.Val.str = ActiveMark.Name;
                    WPT.SetValid(now);
                    BRG.Val = CalcBearing(LAT.Val, LON.Val, WLAT.Val, WLON.Val);
                    BRG.SetValid(now);
                    DST.Val = CalcDistance(LAT.Val, LON.Val, WLAT.Val, WLON.Val) / 1852;
                    DST.SetValid(now);
                }
                else
                {
                    WLAT.Invalidate();
                    WLON.Invalidate();
                    WPT.Invalidate();
                    BRG.Invalidate();
                    DST.Invalidate();
                }
            }

            if (WPT.IsValid() && LWPT.IsValid())
            {
                LEGBRG.Val = CalcBearing(LWLAT.Val, LWLON.Val, WLAT.Val, WLON.Val);
                LEGBRG.SetValid(now);
            }
            else
            {
                if (LEGBRG.IsValid())
                {
                    LEGBRG.Invalidate();
                }
            }

            if (LWPT.IsValid())
            {
                XTE.Val = Math.Asin(Math.Sin(DST.Val * 1.852 / 6371) * Math.Sin((BRG.Val - LEGBRG.Val) * Math.PI / 180)) * 6371 / 1.852;
                XTE.SetValid(now);
            }
            else
            if (XTE.IsValid())
            {
                XTE.Invalidate();
            }

            if (SOG.IsValid() && BRG.IsValid() && WPT.IsValid())
            {
                VMGWPT.Val = SOG.Val * Math.Cos((COG.Val - BRG.Val) * Math.PI / 180);
                VMGWPT.SetValid(now);
            }
            else
            {
                if (VMGWPT.IsValid())
                {
                    VMGWPT.Invalidate();
                }
            }
            #endregion

            #region True Wind
            if (AWA.IsValid() && SPD.IsValid())
            {
                double Dx = AWS.Val * Math.Cos(AWA.Val * Math.PI / 180) - SPD.Val;
                double Dy = AWS.Val * Math.Sin(AWA.Val * Math.PI / 180);
                TWS.Val = Math.Sqrt(Dx * Dx + Dy * Dy);
                TWS.SetValid(now);
                TWA.Val = Math.Atan2(Dy, Dx) * 180 / Math.PI;
                TWA.SetValid(now);
                VMG.Val = SPD.Val * Math.Cos(TWA.Val * Math.PI / 180);
                VMG.SetValid(now);

                //Set estimated saling mode in case route and/or performance data is not available
                if (Math.Abs(TWA.Val) < 55)
                {
                    sailingMode = SailingMode.Beating;
                }
                else
                if (Math.Abs(TWA.Val) > 130)
                {
                    sailingMode = SailingMode.Running;
                }
                else
                {
                    sailingMode = SailingMode.Reaching;
                }
            }
            else
            {
                if (TWS.IsValid())
                {
                    TWS.Invalidate();
                }
                if (TWA.IsValid())
                {
                    TWA.Invalidate();
                }
                if (VMG.IsValid())
                {
                    VMG.Invalidate();
                }
            }

            if (TWS.IsValid() && HDT.IsValid())
            {
                TWD.Val = HDT.Val + TWA.Val;
                TWD.SetValid(now);
            }
            else
            {
                if (TWD.IsValid())
                {
                    TWD.Invalidate();
                }
            }
            #endregion

            #region Leeway
            if (AWA.IsValid() && SPD.IsValid() && LWay.IsAvailable() && Properties.Settings.Default.EstimateLeeway)
            {
                LWY.Val = LWay.Get(AWA.Val, AWS.Val, SPD.Val);
                LWY.SetValid(now);
            }

            #endregion

            #region Heel
            //if (AWA.IsValid() && SPD.IsValid())
            //{
            //    double k = 7,
            //            a = 2,
            //            b = 200,
            //            c = 1.5;

            //    var awa = Math.Abs(AWA.Val);
            //    var aws = AWS.Val;

            //    HEEL.Val = k * awa * Math.Pow(aws, c) / (Math.Pow(awa, a) + b);
            //    if (HEEL.Val > 45) HEEL.Val = 45;
            //    HEEL.SetValid(now);
            //}
            //else
            //{
            //    if (HEEL.IsValid())
            //        HEEL.Invalidate();
            //}

            #endregion

            #region Drift
            if (SOG.IsValid() && COG.IsValid() && HDT.IsValid() && SPD.IsValid())
            {
                double Dx = SOG.Val * Math.Cos(COG.Val * Math.PI / 180) - SPD.Val * Math.Cos(HDT.Val * Math.PI / 180);
                double Dy = SOG.Val * Math.Sin(COG.Val * Math.PI / 180) - SPD.Val * Math.Sin(HDT.Val * Math.PI / 180);

                if (LWY.IsValid())
                {
                    double lwy;
                    if (AWA.Val < 0)
                    {
                        lwy = -LWY.Val;
                    }
                    else
                    {
                        lwy = LWY.Val;
                    }

                    double lm = SPD.Val * Math.Tan(lwy * Math.PI / 180);
                    double la = HDT.Val - 90;
                    double lx = lm * Math.Cos(la * Math.PI / 180);
                    double ly = lm * Math.Sin(la * Math.PI / 180);

                    double ang = Math.Atan2(ly, lx) * 180 / Math.PI;

                    Dx -= lx;
                    Dy -= ly;
                }

                DRIFT.Val = Math.Sqrt(Dx * Dx + Dy * Dy);
                DRIFT.SetValid(now);
                SET.Val = Math.Atan2(Dy, Dx) * 180 / Math.PI;
                SET.SetValid(now);
            }
            else
            {
                if (DRIFT.IsValid())
                {
                    DRIFT.Invalidate();
                }
                if (SET.IsValid())
                {
                    SET.Invalidate();
                }
            }
            #endregion

            #region Performance
            if (TWA.IsValid() && SPD.IsValid() && NavPolar.IsLoaded && BRG.IsValid())
            {
                double Angle = Math.Abs(TWD.Val - BRG.Val + 360) % 360;
                if (Angle > 180)
                {
                    Angle = 360 - Angle;
                }

                PolarPoint pb = NavPolar.GetBeatTargeInterpolated(TWS.Val);
                PolarPoint pr = NavPolar.GetRunTargetInterpolated(TWS.Val);

                if (Angle <= (pb.TWA + 20)) // Beating
                {
                    TGTSPD.Val = pb.SPD;
                    TGTSPD.SetValid(now);
                    TGTTWA.Val = pb.TWA;
                    TGTTWA.SetValid(now);
                    PERF.Val = VMG.Val / (pb.SPD * Math.Cos(pb.TWA * Math.PI / 180));
                    PERF.SetValid(now);

                    sailingMode = SailingMode.Beating;
                }

                if (Angle < (pr.TWA - 20) && Angle > (pb.TWA + 20)) // Reaching
                {
                    TGTSPD.Val = NavPolar.GetTargeInterpolated(Math.Abs(TWA.Val), TWS.Val);
                    TGTSPD.SetValid(now);
                    TGTTWA.Val = Math.Abs(TWA.Val);
                    TGTTWA.SetValid(now);
                    PERF.Val = Math.Abs(SPD.Val * Math.Cos((COG.Val - BRG.Val) * Math.PI / 180) / TGTSPD.Val);
                    PERF.SetValid(now);

                    sailingMode = SailingMode.Reaching;
                }

                if (Angle >= (pr.TWA - 20)) // Running
                {
                    TGTSPD.Val = pr.SPD;
                    TGTSPD.SetValid(now);
                    TGTTWA.Val = pr.TWA;
                    TGTTWA.SetValid(now);
                    PERF.Val = VMG.Val / (pr.SPD * Math.Cos(pr.TWA * Math.PI / 180));
                    PERF.SetValid(now);

                    sailingMode = SailingMode.Running;
                }
            }
            else
            {
                if (TGTSPD.IsValid())
                {
                    TGTSPD.Invalidate();
                }
                if (TGTTWA.IsValid())
                {
                    TGTTWA.Invalidate();
                }
                if (PERF.IsValid())
                {
                    PERF.Invalidate();
                }
            }
            #endregion

            #region Line
            if (p1_set && p2_set && LAT.IsValid() && HDT.IsValid())
            {
                double p3_lat = LAT.Val, p3_lon = LON.Val;

                if (Properties.Settings.Default.GPSoffsetToBow != 0)
                {
                    CalcPosition(LAT.Val, LON.Val, Properties.Settings.Default.GPSoffsetToBow, HDT.Val, ref p3_lat, ref p3_lon);
                }
                double brg32 = CalcBearing(p3_lat, p3_lon, p2_lat, p2_lon);
                double dst32 = CalcDistance(p3_lat, p3_lon, p2_lat, p2_lon);

                LINEDST.Val = dst32 * Math.Sin((linebrg - brg32) * Math.PI / 180);
                LINEDST.SetValid(now);
            }
            else
            {
                if (LINEDST.IsValid())
                {
                    LINEDST.Invalidate();
                }
            }
            #endregion

            #region Route nav

            if (ActiveMark != null && DST.IsValid() && !ManOverBoard)
            {
                if (DST.Val <= Properties.Settings.Default.WptProximity && ActiveMark != MOB)
                {
                    (new SoundPlayer(@".\Sounds\BELL7.WAV")).PlaySync();
                    if (ActiveLeg != null)
                    {
                        if (ActiveLeg.NextLeg != null)
                        {
                            ActiveLeg  = ActiveLeg.NextLeg;
                            ActiveMark = ActiveLeg.ToMark;
                        }
                        else
                        {
                            ActiveMark  = null;
                            ActiveLeg   = null;
                            ActiveRoute = null;
                        }
                    }
                    else
                    {
                        ActiveMark = null;
                    }
                }
            }


            if (ActiveRoute != null)
            {
                if (ActiveLeg.NextLeg != null && TWD.IsValid())
                {
                    NTWA.Val = TWD.Val - ActiveLeg.NextLeg.Bearing;
                    NTWA.SetValid(now);
                }
                else
                {
                    NTWA.Invalidate();
                }
            }

            #endregion

            #region Laylines

            insideCourse = false; // Need to determine later

            if (DRIFT.IsValid() && PERF.IsValid() && TWD.IsValid())
            {
                double ttwa   = TGTTWA.Val;
                double tgtlwy = 0;

                if (LWY.IsValid())
                {
                    double awx    = TWS.Val * Math.Cos(ttwa * Math.PI / 180) + TGTSPD.Val;
                    double awy    = TWS.Val * Math.Sin(ttwa * Math.PI / 180);
                    double tgtawa = Math.Atan2(awy, awx) * 180 / Math.PI;
                    double tgtaws = Math.Sqrt(awx * awx + awy * awy);
                    tgtlwy = LWay.Get(tgtawa, tgtaws, TGTSPD.Val);
                }

                ttwa += tgtlwy;
                if (ttwa > 180)
                {
                    ttwa = 180;
                }

                double relset = SET.Val - TWD.Val;
                double dxs    = TGTSPD.Val * Math.Cos(ttwa * Math.PI / 180) + DRIFT.Val * Math.Cos(relset * Math.PI / 180);
                double dys    = TGTSPD.Val * Math.Sin(ttwa * Math.PI / 180) + DRIFT.Val * Math.Sin(relset * Math.PI / 180);

                TGTCOGp.Val = Math.Atan2(dys, dxs) * 180 / Math.PI + TWD.Val;
                TGTCOGp.SetValid(now);
                TGTSOGp.Val = Math.Sqrt(dxs * dxs + dys * dys);
                TGTSOGp.SetValid(now);

                double dxp = TGTSPD.Val * Math.Cos(-ttwa * Math.PI / 180) + DRIFT.Val * Math.Cos(relset * Math.PI / 180);
                double dyp = TGTSPD.Val * Math.Sin(-ttwa * Math.PI / 180) + DRIFT.Val * Math.Sin(relset * Math.PI / 180);

                TGTCOGs.Val = Math.Atan2(dyp, dxp) * 180 / Math.PI + TWD.Val;
                TGTCOGs.SetValid(now);
                TGTSOGs.Val = Math.Sqrt(dxp * dxp + dyp * dyp);
                TGTSOGs.SetValid(now);

                // Determine if sailing inside course +/- 0 degrees
                double a1 = (BRG.Val - TGTCOGs.Val - 0 + 360) % 360;
                double a2 = (TGTCOGp.Val - 0 - TGTCOGs.Val + 360) % 360;

                switch (sailingMode)
                {
                case SailingMode.Beating:

                    if (a1 < a2)
                    {
                        insideCourse = true;
                    }
                    break;

                case SailingMode.Running:

                    if (a2 < a1)
                    {
                        insideCourse = true;
                    }
                    break;
                }

                // Calculate Layline hit points

                if (ActiveMark != null)
                {
                    double alpha = (TGTCOGp.Val - BRG.Val + 360) % 360;
                    double beta  = (BRG.Val - TGTCOGs.Val + 360) % 360;

                    double dist_s, dist_p;

                    if (alpha == 0)
                    {
                        dist_p = DST.Val;
                        dist_s = 0;
                    }
                    else
                    {
                        if (beta == 0)
                        {
                            dist_s = DST.Val;
                            dist_p = 0;
                        }
                        else
                        {
                            dist_p = DST.Val * Math.Sin(beta * Math.PI / 180) /
                                     (Math.Sin(alpha * Math.PI / 180) * Math.Cos(beta * Math.PI / 180) +
                                      Math.Cos(alpha * Math.PI / 180) * Math.Sin(beta * Math.PI / 180));
                            dist_s = DST.Val * Math.Sin(alpha * Math.PI / 180) /
                                     (Math.Sin(alpha * Math.PI / 180) * Math.Cos(beta * Math.PI / 180) +
                                      Math.Cos(alpha * Math.PI / 180) * Math.Sin(beta * Math.PI / 180));
                        }
                    }
                    DSTLYLp.Val = dist_p * 1852;
                    DSTLYLp.SetValid(now);
                    DSTLYLs.Val = dist_s * 1852;
                    DSTLYLs.SetValid(now);

                    double xx = DSTLYLp.Val / TGTSOGp.Val * 3600 / 1852;
                    if (xx > TimeSpan.MaxValue.TotalHours)
                    {
                        xx = TimeSpan.MaxValue.TotalHours - 1;
                    }
                    if (xx < TimeSpan.MinValue.TotalHours)
                    {
                        xx = TimeSpan.MinValue.TotalHours + 1;
                    }
                    TTGLYLp.Val = TimeSpan.FromSeconds(xx);
                    TTGLYLp.SetValid(now);

                    xx = DSTLYLs.Val / TGTSOGs.Val * 3600 / 1852;
                    if (xx > TimeSpan.MaxValue.TotalHours)
                    {
                        xx = TimeSpan.MaxValue.TotalHours - 1;
                    }
                    if (xx < TimeSpan.MinValue.TotalHours)
                    {
                        xx = TimeSpan.MinValue.TotalHours + 1;
                    }
                    TTGLYLs.Val = TimeSpan.FromSeconds(xx);
                    TTGLYLs.SetValid(now);
                }
            }
            else
            {
                if (TGTCOGp.IsValid())
                {
                    TGTCOGp.Invalidate();
                }
                if (TGTSOGp.IsValid())
                {
                    TGTSOGp.Invalidate();
                }
                if (TGTCOGs.IsValid())
                {
                    TGTCOGs.Invalidate();
                }
                if (TGTSOGs.IsValid())
                {
                    TGTSOGs.Invalidate();
                }
                if (DSTLYLp.IsValid())
                {
                    DSTLYLp.Invalidate();
                }
                if (DSTLYLs.IsValid())
                {
                    DSTLYLs.Invalidate();
                }
            }

            #endregion

            if (replayLog == true)
            {
                if (deltaLog == TimeSpan.Zero)
                {
                    //deltaLog = now - new DateTime(2020, 03, 15);
                    deltaLog = now - DateTime.Now;
                }


                now = now - deltaLog;
            }

            PushToLogDB(now);
        }