Example #1
0
        /// <summary>
        /// 打开数据文件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnOpen_Click(object sender, EventArgs e)
        {
            OpenFileDialog openDlg = new OpenFileDialog();

            openDlg.Filter           = "DataFile(*.bin,*.bz2)|*.bin;*.bz2|All Files(*.*)|*.*";
            openDlg.InitialDirectory = Application.StartupPath;
            openDlg.RestoreDirectory = true;
            if (openDlg.ShowDialog() == DialogResult.OK)
            {
                frmProgress frmpg = new frmProgress();
                frmpg.SetText("数据解码中:");
                frmpg.StartPosition = FormStartPosition.CenterParent;
                new Thread(new ThreadStart(delegate
                {
                    try
                    {
                        while (true)
                        {
                            Thread.Sleep(50);
                            if (frmpg.Visible)
                            {
                                break;
                            }
                        }
                        //frmpg.strProgress = "数据解码中:";
                        mRadarData        = mRadrReader.ReadData(@openDlg.FileName, frmpg);
                        frmpg.nProgress   = 85;
                        frmpg.strProgress = "解码完成,绘制中:";
                        if (bmpMain != null)
                        {
                            bmpMain.Dispose();
                        }
                        InitBmp();
                        bmpMain         = draw.Draw(mRadarData, nLayer, 0);
                        pbShow.Image    = bmpMain;
                        frmpg.nProgress = 95;
                        Action <FlowLayoutPanel, int> actBar = draw.DrawColBar;
                        frmpg.Invoke(actBar, new object[] { flpWp, 0 });
                    }
                    catch (Exception ex)
                    {
                    }
                    finally
                    {
                        frmpg.nProgress = 100;
                    }
                })).Start();
                frmpg.ShowDialog();
            }
        }
Example #2
0
        /// <summary>
        /// Fir对PhiDpCorrect进行滤波
        /// </summary>
        public float[,,] PhiDpFir(frmProgress frmpg)
        {
            float[,,] phiCorrect = PhiDpCorrect();
            frmpg.nProgress      = 60;
            float[,,] firPhiDp   = DataInitial(9, 720, 1200, -999);
            for (int i = 0; i < phiRaw.GetLength(0); i++)
            {
                for (int j = 0; j < phiRaw.GetLength(1); j++)
                {
                    List <float> phiDpIni_radial = new List <float>();

                    for (int kk = 0; kk < phiRaw.GetLength(2); kk++)
                    {
                        if (phiCorrect[i, j, kk] != -999)
                        {
                            phiDpIni_radial.Add(phiCorrect[i, j, kk]);
                        }
                    }
                    for (int k = 0; k < phiRaw.GetLength(2) - firOrder / 2; k++) //60阶
                    {
                        if (phiDpIni_radial.Count == 0)
                        {
                            firPhiDp[i, j, k] = -999;
                        }
                        else
                        {
                            if (k < firOrder / 2)
                            {
                                firPhiDp[i, j, k] = phiDpIni_radial[0];
                            }
                            else
                            {
                                List <float> firInPut = new List <float>();
                                for (int mIndex = k - firOrder / 2; mIndex < k + firOrder / 2 + 1; mIndex++)
                                {
                                    firInPut.Add(phiCorrect[i, j, mIndex]);
                                }
                                firPhiDp[i, j, k] = FirFilter(firInPut);
                                firInPut.Clear();
                            }
                        }
                    }
                    phiDpIni_radial.Clear();
                }
                frmpg.nProgress = (int)(60 + (i + 1d) / phiRaw.GetLength(0) * 15);
            }

            return(firPhiDp);
        }
Example #3
0
        public DprRdaData ReadData(string filePath, frmProgress frmpg)
        {
            //float[, ,] DBZ = DataInitial<float>.GetResult(11, 720, 1840, -999);
            //float[, ,] VEL = DataInitial<float>.GetResult(11, 720, 1200, -999);
            //float[, ,] SW = DataInitial<float>.GetResult(11, 720, 1200, -999);
            //float[, ,] ZDR = DataInitial<float>.GetResult(11, 720, 1200, -999);
            //float[, ,] PHI = DataInitial<float>.GetResult(11, 720, 1200, -999);
            //float[, ,] RHO = DataInitial<float>.GetResult(11, 720, 1200, -999);
            //float[, ,] KDP = DataInitial<float>.GetResult(9, 720, 1200, -999);
            //float[] ElevationData = DataInitial<float>.GetResult(11, -999);
            //float[, ,] dbz = DataInitial<float>.GetResult(9, 720, 1840, -999);
            //float[, ,] vel = DataInitial<float>.GetResult(9, 720, 1200, -999);
            //float[, ,] sw  = DataInitial<float>.GetResult(9, 720, 1200, -999);
            //float[, ,] zdr = DataInitial<float>.GetResult(9, 720, 1200, -999);
            //float[, ,] phi = DataInitial<float>.GetResult(9, 720, 1200, -999);
            //float[, ,] rho = DataInitial<float>.GetResult(9, 720, 1200, -999);
            //float[, ,] kdp = DataInitial<float>.GetResult(9, 720, 1200, -999);
            float[,,] DBZ = DataInitial(11, 720, 1200, -999);
            float[,,] VEL = DataInitial(11, 720, 1200, -999);
            float[,,] SW  = DataInitial(11, 720, 1200, -999);
            float[,,] ZDR = DataInitial(11, 720, 1200, -999);
            float[,,] PHI = DataInitial(11, 720, 1200, -999);
            float[,,] RHO = DataInitial(11, 720, 1200, -999);
            float[,,] KDP = DataInitial(9, 720, 1200, -999);
            float[] ElevationData = DataInitial(11, -999);
            float[,,] dbz = DataInitial(9, 720, 1200, -999);
            float[,,] vel = DataInitial(9, 720, 1200, -999);
            float[,,] sw  = DataInitial(9, 720, 1200, -999);
            float[,,] zdr = DataInitial(9, 720, 1200, -999);
            float[,,] phi = DataInitial(9, 720, 1200, -999);
            float[,,] rho = DataInitial(9, 720, 1200, -999);
            float[,,] kdp = DataInitial(9, 720, 1200, -999);

            float[] azimuthAngle  = new float[720];
            float   azimuthNumber = 0;

            string   dataSwitch = filePath.Substring(filePath.Length - 3);
            DateTime t1         = DateTime.Now;

            using (FileStream fs = new FileStream(filePath, FileMode.Open))
            {
                using (BZip2InputStream bzip2Stream = new BZip2InputStream(fs))
                {
                    float[,] azimuth = DataInitial <float> .GetResult(11, 720, 999);

                    bzip2Stream.Read(new byte[24 + 325888], 0, 24 + 325888);
                    try
                    {
                        int radialStatus = 0;
                        while (radialStatus != 4)
                        {
                            int azIndex = 0;
                            do
                            {
                                //*****Message Header Data *****///
                                MessageHeader sizeMessHeader =
                                    ReadStructure <MessageHeader>(bzip2Stream);

                                //*****Radar Data Generic Format Blocks ***//
                                GenericFormatBlock genericFormatBlock =
                                    ReadStructure <GenericFormatBlock>(bzip2Stream);

                                //****Volume Data Contant Type*****//
                                VolumeDataConstantType volumeDataConstantType =
                                    ReadStructure <VolumeDataConstantType>(bzip2Stream);

                                //****Elevation Data Constant Type *****//
                                ElevationDataConstantType elevationDataCostantType =
                                    ReadStructure <ElevationDataConstantType>(bzip2Stream);

                                //***Radial Data Block *****//
                                RadialDataConstantType radialDataConstantType =
                                    ReadStructure <RadialDataConstantType>(bzip2Stream);
                                int    elIndex      = genericFormatBlock.elevNum - 1;
                                double azResoultion = SwitchResolution(genericFormatBlock.azReSp);
                                azimuth[elIndex, azIndex] = genericFormatBlock.azAngle;
                                azimuthNumber             = genericFormatBlock.azimuthNum;
                                radialStatus           = genericFormatBlock.radStatus;
                                ElevationData[elIndex] = genericFormatBlock.elevAngle;

                                int momentCount =
                                    SwitchDataBlock(genericFormatBlock.dataBlockCount);

                                frmpg.nProgress = (int)(bzip2Stream.Position / (double)bzip2Stream.Length * 100 * 0.4);

                                for (int i = 0; i < momentCount; i++)
                                {
                                    DescripOfDataMomentType descripOfDataMomentType =
                                        ReadStructure <DescripOfDataMomentType>(bzip2Stream);
                                    string typeStr  = new string(descripOfDataMomentType.dataMomentName);
                                    uint   binGates = descripOfDataMomentType.numberOfDataMomentGates;
                                    float  scale    = descripOfDataMomentType.scaLe;
                                    float  offset   = descripOfDataMomentType.offset;
                                    int    nSize    = 0;
                                    switch (typeStr)
                                    {
                                    case "REF":
                                        nSize = (int)binGates;
                                        byte[] mDBZ = new byte[nSize];
                                        bzip2Stream.Read(mDBZ, 0, nSize);
                                        for (int binNum = 0; binNum < 1192; binNum++)
                                        {
                                            DBZ[elIndex, azIndex, binNum + 8] =
                                                Decode(mDBZ[binNum], scale, offset);
                                        }
                                        break;

                                    case "VEL":
                                        nSize = (int)binGates;
                                        byte[] mVEL = new byte[nSize];
                                        bzip2Stream.Read(mVEL, 0, nSize);
                                        for (int binNum = 0; binNum < binGates; binNum++)
                                        {
                                            VEL[elIndex, azIndex, binNum + 8] =
                                                Decode(mVEL[binNum], scale, offset);
                                        }
                                        break;

                                    case "SW ":
                                        nSize = (int)binGates;
                                        byte[] mSW = new byte[nSize];
                                        bzip2Stream.Read(mSW, 0, nSize);
                                        for (int binNum = 0; binNum < binGates; binNum++)
                                        {
                                            SW[elIndex, azIndex, binNum + 8] =
                                                Decode(mSW[binNum], scale, offset);
                                        }
                                        break;

                                    case "RHO":
                                        nSize = (int)binGates;
                                        byte[] mRHO = new byte[nSize];
                                        bzip2Stream.Read(mRHO, 0, nSize);
                                        for (int binNum = 0; binNum < binGates; binNum++)
                                        {
                                            RHO[elIndex, azIndex, binNum + 8] =
                                                Decode(mRHO[binNum], scale, offset);
                                        }
                                        break;

                                    case "PHI":
                                        nSize = (int)binGates * 2;
                                        byte[] mPHI = new byte[nSize];
                                        bzip2Stream.Read(mPHI, 0, nSize);
                                        for (int binNum = 0; binNum < binGates; binNum++)
                                        {
                                            PHI[elIndex, azIndex, binNum + 8] =
                                                DecodeUInt16(mPHI[binNum], scale, offset);
                                        }
                                        break;

                                    case "ZDR":
                                        nSize = (int)binGates;
                                        byte[] mZDR = new byte[nSize];
                                        bzip2Stream.Read(mZDR, 0, nSize);
                                        for (int binNum = 0; binNum < binGates; binNum++)
                                        {
                                            ZDR[elIndex, azIndex, binNum + 8] =
                                                Decode(mZDR[binNum], scale, offset);
                                        }
                                        break;

                                    default:
                                        break;
                                    }
                                }
                                azIndex = azIndex + 1;
                            } while (radialStatus != 2);
                        }
                    }
                    catch (System.IndexOutOfRangeException)
                    {
                        Console.WriteLine("雷达数据读取故障!!");
                    }
                    finally
                    {
                        bzip2Stream.Close();
                    }
                    //**************************内存空间占用490MB*********************************//
                    DateTime t2     = DateTime.Now;
                    var      sorted = Sort(azimuth);
                    //Console.WriteLine("ReadStructure函数耗时:" + dTimeTotal_ReadStructure);
                    //Console.WriteLine("ReadMoment函数耗时:" + dTimeTotal_ReadMoment);
                    //Console.WriteLine("以上耗时:" + (t2 - t1).TotalMilliseconds);
                    // 30MB
                    frmpg.nProgress = 40;
                    dbz             = Reset("REF", sorted, DBZ);
                    vel             = Reset("VEL", sorted, VEL);
                    sw              = Reset("SW ", sorted, SW);
                    zdr             = Reset("ZDR", sorted, ZDR);
                    rho             = Reset("RHO", sorted, RHO);
                    phi             = Reset("PHI", sorted, PHI);
                    frmpg.nProgress = 45;

                    DBZ = null;
                    VEL = null;
                    SW  = null;
                    ZDR = null;
                    RHO = null;
                    PHI = null;
                    System.GC.Collect();


                    //************************内存空间占用657.4*************************************//
                }
                fs.Close();
            }

            QualityControl qc = new QualityControl(phi, dbz, rho);

            KDP = qc.GetKdpData(frmpg);
            return(new DprRdaData(dbz, vel, sw, rho, phi, zdr, KDP, ElevationData));
        }
Example #4
0
        public float[,,] GetKdpData(frmProgress frmpg)
        {
            //firPhiDp = DataInitial(9, 720, 1200, -999);
            firPhiDp          = PhiDpFir(frmpg);
            float[,,] kdpData = DataInitial(9, 720, 1200, -999);
            int nCount  = 0;
            int nCountX = phiRaw.GetLength(0);
            int nCountY = phiRaw.GetLength(1);
            int nCountZ = phiRaw.GetLength(2);

            for (int i = 0; i < nCountX; i++)
            {
                for (int j = 0; j < nCountY; j++)
                {
                    for (int k = 15; k < nCountZ - 15; k++)
                    {
                        if (dbzRaw[i, j, k] != -999)
                        {
                            if (dbzRaw[i, j, k] < 35 && dbzRaw[i, j, k] != -999)
                            {
                                nCount = 30;
                                float[] y          = new float[nCount];
                                float[] x          = new float[nCount];
                                float[] z          = new float[nCount];
                                int     linerCount = 0;
                                for (int linerIndex = k - nCount / 2; linerIndex < k + nCount / 2; linerIndex++)
                                {
                                    y[linerCount] = firPhiDp[i, j, linerIndex];
                                    x[linerCount] = (float)(linerIndex * 0.25 + 0.25);
                                    z[linerCount] = rhoRaw[i, j, linerIndex];
                                    linerCount++;
                                }

                                kdpData[i, j, k] = LeastSquareMethod(x, y);
                            }
                            else if (dbzRaw[i, j, k] >= 35 && dbzRaw[i, j, k] <= 45)
                            {
                                nCount = 20;
                                float[] y          = new float[nCount];
                                float[] x          = new float[nCount];
                                float[] z          = new float[nCount];
                                int     linerCount = 0;
                                for (int linerIndex = k - nCount / 2; linerIndex < k + nCount / 2; linerIndex++)
                                {
                                    y[linerCount] = firPhiDp[i, j, linerIndex];
                                    x[linerCount] = (float)(linerIndex * 0.25 + 0.25);
                                    z[linerCount] = rhoRaw[i, j, linerIndex];
                                    linerCount++;
                                }

                                kdpData[i, j, k] = LeastSquareMethod(x, y);
                            }
                            else
                            {
                                nCount = 10;
                                float[] y          = new float[nCount];
                                float[] x          = new float[nCount];
                                float[] z          = new float[nCount];
                                int     linerCount = 0;
                                for (int linerIndex = k - nCount / 2; linerIndex < k + nCount / 2; linerIndex++)
                                {
                                    y[linerCount] = firPhiDp[i, j, linerIndex];
                                    x[linerCount] = (float)(linerIndex * 0.25 + 0.25);
                                    z[linerCount] = rhoRaw[i, j, linerIndex];
                                    linerCount++;
                                }

                                kdpData[i, j, k] = LeastSquareMethod(x, y);
                            }
                        }
                        else
                        {
                            kdpData[i, j, k] = -999;
                        }
                    }
                }
                frmpg.nProgress = 75 + (int)((i + 1d) / nCountX * 10);
            }

            phiRaw = null;
            dbzRaw = null;
            rhoRaw = null;
            return(kdpData);
        }