Example #1
0
        void OutputRaster(string outpath, int number)
        {
            string path = outpath + number + ".img";

            float[,] tempRaster = new float[colCount, rowCount];
            for (int i = 0; i < colCount; i++)
            {
                for (int j = 0; j < rowCount; j++)
                {
                    tempRaster[i, j] = waterDeep[i, j] <= nodataValue ? 0 : waterDeep[i, j];
                }
            }
            GISdataManager.exportRasterData(path, demRaster, tempRaster);
        }
Example #2
0
        private void calculateIDW()
        {
            pm = new ProcessManager();
            this.Invoke(pm.createProcessWindow());
            try
            {
                GISdataManager.readSHP(tBPointPath.Text, ref pointLayer);
                this.Invoke(pm.addInfomation, new object[] { "读取point图层成功" });
            }
            catch (Exception e) {
            }
            try
            {
                GISdataManager.readRaster(tBRefPath.Text, ref refLayer);
                this.Invoke(pm.addInfomation, new object[] { "读取参考图层成功" });
            }
            catch (Exception e) {
            }
            path     = tBSavePath.Text;
            fileName = Path.GetFileName(path);
            filePath = Path.GetDirectoryName(path);
            Console.WriteLine(fileName + "," + filePath);
            IFeatureClass pointFeature = pointLayer.FeatureClass;
            IRaster       refRaster    = refLayer.Raster;
            List <String> fields       = new List <string>();

            for (int i = 0; i < pointFeature.Fields.FieldCount; i++)
            {
                var name = pointFeature.Fields.Field[i].Name;
                if (Regex.IsMatch(name, @"^\d+_\d+_\d+$"))
                {
                    fields.Add(name);
                }
            }
            this.Invoke(pm.setProcess, new object[] { 0, fields.Count });
            int key = 1;

            foreach (var field in fields)
            {
                this.Invoke(pm.updateProcess, new object [] { string.Format("正在生成第{0}副图像", key), key });
                IDWInterpolation(pointFeature, refRaster, field);
                this.Invoke(pm.addInfomation, new object[] { string.Format("第{0}副图像生成成功", key) });
                key++;
            }

            this.Invoke(pm.close);
        }
Example #3
0
        void OutputRaster(string outpath, int number)
        {
            string path = outpath + number + ".img";

            GISdataManager.exportRasterData(path, demRaster, waterDeep);
        }
Example #4
0
        void calcuRain(int time, List <string[]> RainRecordList)
        {
            if (RainRecordList.Count == 0)
            {
                return;
            }
            string[] record   = RainRecordList[0];
            int      rainTime = Convert.ToInt32(record[0]);
            string   path     = record[1];

            if (time < rainTime)
            {
                for (int i = 0; i < rowCount; i++)
                {
                    for (int j = 0; j < colCount; j++)
                    {
                        ////如果到达数据边界就不参与计算
                        if (i - 1 < 0 || i + 1 > rowCount - 1 || j - 1 < 0 || j + 1 > colCount - 1)
                        {
                            canCuculate[i, j] = false;
                            continue;
                        }

                        if (dem[i - 1, j - 1] == nodataValue || dem[i - 1, j + 1] == nodataValue || dem[i + 1, j - 1] == nodataValue || dem[i + 1, j + 1] == nodataValue)
                        {
                            canCuculate[i, j] = false;
                            continue;
                        }

                        if (rainDeepMat[i, j] != -9999 && dem[i, j] != -9999 && canCuculate[i, j])
                        {
                            waterDeep[i, j] += rainDeepMat[i, j] * stepTime;
                        }
                    }
                }
            }
            else
            {
                RainRecordList.RemoveAt(0);
                if (RainRecordList.Count > 0)
                {
                    record   = RainRecordList[0];
                    rainTime = Convert.ToInt32(record[0]);
                    path     = record[1];
                    GISdataManager.readRaster(path, ref rainDeepRaster);
                    rainDeepMat = GISdataManager.Raster2Mat(rainDeepRaster);
                    for (int i = 0; i < rowCount; i++)
                    {
                        for (int j = 0; j < colCount; j++)
                        {
                            if (i - 1 < 0 || i + 1 > rowCount - 1 || j - 1 < 0 || j + 1 > colCount - 1)
                            {
                                canCuculate[i, j] = false;
                                continue;
                            }

                            if (dem[i - 1, j - 1] == nodataValue || dem[i - 1, j + 1] == nodataValue || dem[i + 1, j - 1] == nodataValue || dem[i + 1, j + 1] == nodataValue)
                            {
                                canCuculate[i, j] = false;
                                continue;
                            }

                            if (rainDeepMat[i, j] != -9999 && dem[i, j] != -9999 && canCuculate[i, j])
                            {
                                if (canCuculate[i, j])
                                {
                                    waterDeep[i, j] += rainDeepMat[i, j] * stepTime;
                                }
                            }
                        }
                    }
                }
                else
                {
                    return;
                }
            }
        }
Example #5
0
        void FloodStart()
        {
            //读入dem,manning,rain
            DemPath = txbDemIpute.Text;
            GISdataManager.readRaster(DemPath, ref demRaster);
            dem         = GISdataManager.Raster2Mat(demRaster);
            ManningPath = txbManingInput.Text;
            GISdataManager.readRaster(ManningPath, ref manningRaster);
            manNing        = GISdataManager.Raster2Mat(manningRaster);
            RainRecordPath = txbRaintxt.Text;
            rainRecordList = TxTReader.txt2List2(RainRecordPath);
            if (rainRecordList.Count > 0)
            {
                string[] record = rainRecordList[0];
                string   path;
                path = record[1];
                GISdataManager.readRaster(path, ref rainDeepRaster);
                rainDeepMat = GISdataManager.Raster2Mat(rainDeepRaster);
            }
            else
            {
                MessageBox.Show("请重新输入有效降雨数据!");
                return;
            }

            //获取栅格分辨率
            IRasterInfo rasterinfo = (demRaster.Raster as IRawBlocks).RasterInfo;

            flowLength  = Convert.ToInt32(rasterinfo.CellSize.X);
            flowLength2 = flowLength * 1.141f;
            //判断DEM与曼宁系数栅格是否一致!
            if (demRaster.ColumnCount != manningRaster.ColumnCount || demRaster.RowCount != manningRaster.RowCount)
            {
                MessageBox.Show("请保证曼宁糙率栅格行列是否与DEM一致,请对应后重新输入!");
                return;
            }
            rowCount = demRaster.RowCount;
            colCount = demRaster.ColumnCount;
            //初始化中间参数
            slope       = new float[rowCount, colCount];
            flowDir     = new byte[rowCount, colCount];
            canCuculate = new bool[rowCount, colCount];
            waterDeep   = new float[rowCount, colCount];
            tempDeep    = new float[rowCount, colCount];
            flowVel     = new float[rowCount, colCount];
            arrived     = new bool[rowCount, colCount];
            for (int i = 0; i < rowCount; i++)
            {
                for (int j = 0; j < colCount; j++)
                {
                    slope[i, j]     = 0f;
                    flowDir[i, j]   = 0;
                    waterDeep[i, j] = 0f;
                    tempDeep[i, j]  = 0f;
                    flowVel[i, j]   = 0f;
                    arrived[i, j]   = false;
                }
            }
            DBpointPath = txbDBpoint.Text;
            GISdataManager.readSHP(DBpointPath, ref DBpointshp);
            IFeatureClass featureClass = DBpointshp.FeatureClass;
            int           count        = featureClass.FeatureCount(new QueryFilter());

            for (int i = 0; i < count; i++)
            {
                IFeature  feature = featureClass.GetFeature(i);
                IGeometry Geo = feature.Shape;
                IPoint    point = Geo as IPoint;
                double    x, y;
                x = point.X;
                y = point.Y;
                //获取出水点在Mit中的位置
                IRaster  raster  = demRaster.Raster;
                IRaster2 raster2 = raster as IRaster2;
                DPcolIndex = raster2.ToPixelColumn(x);
                DProwIndex = raster2.ToPixelRow(y);
                dbPointList.Add(new int[2] {
                    DProwIndex, DPcolIndex
                });
                arrived[DProwIndex, DPcolIndex] = true;
            }
            //读取流量过程线表格
            HydroPath       = txbHydroghraph.Text;
            HydroRecordList = TxTReader.txt2List3(HydroPath, dbPointList.Count);
            //初始化计算范围
            for (int i = 0; i < rowCount; i++)
            {
                for (int j = 0; j < colCount; j++)
                {
                    if (dem[i, j] != nodataValue)
                    {
                        canCuculate[i, j] = true;
                    }
                }
            }
        }
Example #6
0
        private void calculateDepth()
        {
            pm = new ProcessManager();
            this.Invoke(pm.createProcessWindow());
            try
            {
                this.Invoke(pm.addInfomation, new object[] { "正在读取最大下渗量图层..." });
                GISdataManager.readRaster(tBInfilPath.Text, ref infilLayer);
                mann = GISdataManager.Raster2Mat(infilLayer);
                this.Invoke(pm.addInfomation, new object[] { "读取最大下渗量图层成功" });
            }
            catch (Exception e) { }
            output = new float[infilLayer.ColumnCount, infilLayer.RowCount];
            int.TryParse(tBRainTime.Text, out rainTime);
            DirectoryInfo dirInfo = new DirectoryInfo(tBRainPath.Text);

            this.Invoke(pm.setProcess, new object [] { 0, dirInfo.GetFiles("*.img").Length });
            int key = 0;

            foreach (var info in dirInfo.GetFiles("*.img"))
            {
                try
                {
                    this.Invoke(pm.updateProcess, new object[] { String.Format("正在读取{0}图层...", info.Name), key });
                    GISdataManager.readRaster(info.FullName, ref rainLayer);
                    rain = GISdataManager.Raster2Mat(rainLayer);
                    this.Invoke(pm.addInfomation, new object[] { String.Format("读取{0}图层成功", info.Name) });
                }
                catch (Exception e) { }
                if (infilLayer.ColumnCount != rainLayer.ColumnCount || infilLayer.RowCount != rainLayer.RowCount)
                {
                    this.Invoke(pm.addInfomation, new object[] { String.Format("该雨量图层与最大下渗量图层不匹配,跳过") });
                    continue;
                }
                this.Invoke(pm.updateProcess, new object[] { String.Format("正在存储第{0}图层...", key + 1), key });
                Parallel.For(0, infilLayer.ColumnCount, i =>
                {
                    for (int j = 0; j < infilLayer.RowCount; j++)
                    {
                        if (mann[i, j] > noDataValue)
                        {
                            float pureRain = rain[i, j] - mann[i, j] * 0.2f;
                            if (pureRain > 0)
                            {
                                output[i, j] = (pureRain * pureRain / (pureRain + mann[i, j])) / (rainTime * 1000);
                            }
                            else
                            {
                                output[i, j] = 0f;
                            }
                        }
                        else
                        {
                            output[i, j] = 0f;
                        }
                    }
                });
                var name   = info.FullName;
                var groups = Regex.Match(name, @"(\d+.img)").Groups;
                GISdataManager.exportRasterData(tBSavePath.Text + "\\rain" + groups[0].Value, infilLayer, output);
                this.Invoke(pm.addInfomation, new object[] { String.Format("存储第{0}图层成功", key + 1) });
                key++;
            }
        }
Example #7
0
        Boolean calcuRain(int time, List <string[]> RainRecordList)
        {
            if (rainRecordList.Count != 0)
            {
                string[] record   = RainRecordList[0];
                int      rainTime = Convert.ToInt32(record[0]);
                if (time == 0)
                {
                    rainTime = 0;
                }
                if (time >= rainTime)
                {
                    if (time != 0)
                    {
                        RainRecordList.RemoveAt(0);
                    }
                    if (rainRecordList.Count == 0)
                    {
                        return(true);
                    }
                    record = RainRecordList[0];
                    int    nextTime = Convert.ToInt32(record[0]);
                    string path     = record[1];
                    this.Invoke(pm.addInfomation, new object[] { String.Format("正在读取{1}-{2}s雨量数据,路径为:{0}", path, rainTime, nextTime) });
                    try
                    {
                        GISdataManager.readRaster(path, ref rainDeepRaster);
                        rainDeepMat = GISdataManager.Raster2Mat(rainDeepRaster);
                        Parallel.For(0, colCount, i =>
                        {
                            for (int j = 0; j < rowCount; j++)
                            {
                                ////如果到达数据边界就不参与计算
                                if (i - 1 < 0 || i + 1 > colCount - 1 || j - 1 < 0 || j + 1 > rowCount - 1)
                                {
                                    canCuculate[i, j] = false;
                                    continue;
                                }

                                if (dem[i - 1, j - 1] < nodataValue || dem[i - 1, j + 1] < nodataValue || dem[i + 1, j - 1] < nodataValue || dem[i + 1, j + 1] < nodataValue ||
                                    dem[i - 1, j] < nodataValue || dem[i, j + 1] < nodataValue || dem[i, j - 1] < nodataValue || dem[i + 1, j] < nodataValue || dem[i, j] < nodataValue)
                                {
                                    canCuculate[i, j] = false;
                                    continue;
                                }
                                if (rainDeepMat[i - 1, j - 1] < nodataValue || rainDeepMat[i - 1, j + 1] < nodataValue || rainDeepMat[i + 1, j - 1] < nodataValue || rainDeepMat[i + 1, j + 1] < nodataValue ||
                                    rainDeepMat[i - 1, j] < nodataValue || rainDeepMat[i, j + 1] < nodataValue || rainDeepMat[i, j - 1] < nodataValue || rainDeepMat[i + 1, j] < nodataValue || rainDeepMat[i, j] < nodataValue)
                                {
                                    canCuculate[i, j] = false;
                                    continue;
                                }
                                if (manNing[i - 1, j - 1] < nodataValue || manNing[i - 1, j + 1] < nodataValue || manNing[i + 1, j - 1] < nodataValue || manNing[i + 1, j + 1] < nodataValue ||
                                    manNing[i - 1, j] < nodataValue || manNing[i, j + 1] < nodataValue || manNing[i, j - 1] < nodataValue || manNing[i + 1, j] < nodataValue || manNing[i, j] < nodataValue)
                                {
                                    canCuculate[i, j] = false;
                                    continue;
                                }
                            }
                        });
                        this.Invoke(pm.addInfomation, new object[] { String.Format("读取{0}-{1}s的净雨强度读取成功", rainTime, nextTime) });
                    }
                    catch (Exception e)
                    {
                        this.Invoke(pm.addInfomation, new object[] { String.Format("读取{0}-{1}s的净雨强度读取失败,错误代码为{2}", rainTime, nextTime, e.ToString()) });
                        return(false);
                    }
                }
                for (int i = 0; i < colCount; i++)
                {
                    for (int j = 0; j < rowCount; j++)
                    {
                        if (rainDeepMat[i, j] != -9999 && dem[i, j] != -9999 && canCuculate[i, j])
                        {
                            waterDeep[i, j] += rainDeepMat[i, j] * stepTime;
                        }
                    }
                }
            }
            return(true);
        }
Example #8
0
        Boolean FloodStart()
        {
            //读入dem,manning,rain
            this.Invoke(pm.addInfomation, new object[] { "正在读取DEM文件..." });
            DemPath = txbDemIpute.Text;
            GISdataManager.readRaster(DemPath, ref demRaster);
            dem = GISdataManager.Raster2Mat(demRaster);
            this.Invoke(pm.addInfomation, new object[] { "DEM数据读取完毕,并写入DEM数组中" });
            this.Invoke(pm.addInfomation, new object[] { "正在读取曼宁系数文件..." });
            ManningPath = txbManingInput.Text;
            GISdataManager.readRaster(ManningPath, ref manningRaster);
            manNing = GISdataManager.Raster2Mat(manningRaster);
            this.Invoke(pm.addInfomation, new object[] { "曼宁系数数据读取完毕,并写入曼宁系数数组中" });
            RainRecordPath = txbRaintxt.Text;
            rainRecordList = TxTReader.txt2List2(RainRecordPath);
            this.Invoke(pm.addInfomation, new object[] { "正在判断雨量格式是否正确..." });
            if (rainRecordList.Count > 0)
            {
                this.Invoke(pm.addInfomation, new object[] { "雨量数据格式正确" });
            }
            else
            {
                this.Invoke(pm.addInfomation, new object[] { "请重新输入有效降雨数据" });
                return(false);
            }
            //获取栅格分辨率
            IRasterInfo rasterinfo = (demRaster.Raster as IRawBlocks).RasterInfo;

            flowLength = Convert.ToInt32(rasterinfo.CellSize.X);
            this.Invoke(pm.addInfomation, new object[] { String.Format("DEM栅格宽度为:{0}m", flowLength) });
            //maxSpeed = (float)Math.Sqrt(flowLength * 10);
            maxSpeed    = 10f;
            flowLength2 = flowLength * 1.141f;
            //判断DEM与曼宁系数栅格是否一致!
            if (demRaster.ColumnCount != manningRaster.ColumnCount || demRaster.RowCount != manningRaster.RowCount)
            {
                this.Invoke(pm.addInfomation, new object[] { "曼宁糙率栅格行列与DEM不一致,请对应后重新输入!" });
                return(false);
            }
            rowCount = demRaster.RowCount;
            colCount = demRaster.ColumnCount;
            Console.WriteLine(rowCount + "," + colCount);
            //初始化中间参数
            slope       = new float[colCount, rowCount];    //坡度矩阵
            flowDir     = new Dirction[colCount, rowCount]; //流向矩阵
            canCuculate = new bool[colCount, rowCount];     //用于判断矩阵中的点是否在DEM范围内
            waterDeep   = new float[colCount, rowCount];    //水深矩阵
            tempDeep    = new float[colCount, rowCount];    //
            flowVel     = new float[colCount, rowCount];
            for (int i = 0; i < colCount; i++)
            {
                for (int j = 0; j < rowCount; j++)
                {
                    slope[i, j]   = 0f;
                    flowDir[i, j] = new Dirction()
                    {
                        x = 0, y = 0
                    };
                    if (dem[i, j] == nodataValue)
                    {
                        waterDeep[i, j] = nodataValue;
                    }
                    else
                    {
                        waterDeep[i, j] = 0f;
                    }
                    tempDeep[i, j] = 0f;
                    flowVel[i, j]  = 0f;
                }
            }

            for (int i = 0; i < colCount; i++)
            {
                for (int j = 0; j < rowCount; j++)
                {
                    if (dem[i, j] != nodataValue)
                    {
                        canCuculate[i, j] = true;
                    }
                }
            }
            return(true);
        }
Example #9
0
        void DemBreakStart()
        {
            //读入dem,manning
            DemPath = txbDemIpute.Text;
            GISdataManager.readRaster(DemPath, ref demRaster);
            //
            //IRasterProps rasterprops = demRaster.Raster as IRasterProps;
            //object nodataValue1 = rasterprops.NoDataValue;
            //float[] mit = nodataValue1 as float[];
            //nodataValue = mit[0];
            //
            dem         = GISdataManager.Raster2Mat(demRaster);
            ManningPath = txbManingInput.Text;
            GISdataManager.readRaster(ManningPath, ref manningRaster);
            manNing = GISdataManager.Raster2Mat(manningRaster);

            //获取栅格分辨率
            IRasterInfo rasterinfo = (demRaster.Raster as IRawBlocks).RasterInfo;

            flowLength  = Convert.ToInt32(rasterinfo.CellSize.X);
            flowLength2 = flowLength * 1.141f;

            //判断DEM与曼宁系数栅格是否一致!
            if (demRaster.ColumnCount != manningRaster.ColumnCount || demRaster.RowCount != manningRaster.RowCount)
            {
                MessageBox.Show("请在检查DEM与曼宁糙率栅格行列是否对应后重新输入!");
                return;
            }
            rowCount = demRaster.RowCount;
            colCount = demRaster.ColumnCount;

            //初始化中间参数
            slope     = new float[rowCount, colCount];
            flowDir   = new byte[rowCount, colCount];
            waterDeep = new float[rowCount, colCount];
            tempDeep  = new float[rowCount, colCount];
            flowVel   = new float[rowCount, colCount];
            arrived   = new bool[rowCount, colCount];
            for (int i = 0; i < rowCount; i++)
            {
                for (int j = 0; j < colCount; j++)
                {
                    slope[i, j]     = 0f;
                    flowDir[i, j]   = 0;
                    waterDeep[i, j] = 0f;
                    tempDeep[i, j]  = 0f;
                    flowVel[i, j]   = 0f;
                    arrived[i, j]   = false;
                }
            }
            DBpointPath = txbDBpoint.Text;
            GISdataManager.readSHP(DBpointPath, ref DBpointshp);
            IFeatureClass featureClass = DBpointshp.FeatureClass;
            int           count        = featureClass.FeatureCount(new QueryFilter());

            for (int i = 0; i < count; i++)
            {
                IFeature  feature = featureClass.GetFeature(i);
                IGeometry Geo = feature.Shape;
                IPoint    point = Geo as IPoint;
                double    x, y;
                x = point.X;
                y = point.Y;
                //获取出水点在Mit中的位置
                IRaster  raster  = demRaster.Raster;
                IRaster2 raster2 = raster as IRaster2;
                DPcolIndex = raster2.ToPixelColumn(x);
                DProwIndex = raster2.ToPixelRow(y);
                dbPointList.Add(new int[2] {
                    DProwIndex, DPcolIndex
                });
                arrived[DProwIndex, DPcolIndex] = true;
                waterGrids.Add(new int[2] {
                    DProwIndex, DPcolIndex
                });
            }
            //读取流量过程线表格
            HydroPath       = txbHydroghraph.Text;
            HydroRecordList = TxTReader.txt2List3(HydroPath, dbPointList.Count);
        }