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DelinForm.cs
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using ArcGIS.Core.Data;
using QueryFilter = ArcGIS.Core.Data.QueryFilter;
using ArcGIS.Core.Data.DDL;
using FieldDescription = ArcGIS.Core.Data.DDL.FieldDescription;
using ArcGIS.Core.Data.UtilityNetwork.Trace;
using ArcGIS.Core.Geometry;
using Envelope = ArcGIS.Core.Geometry.Envelope;
using Polygon = ArcGIS.Core.Geometry.Polygon;
using Unit = ArcGIS.Core.Geometry.Unit;
using AngularUnit = ArcGIS.Core.Geometry.AngularUnit;
using LinearUnit = ArcGIS.Core.Geometry.LinearUnit;
using Polyline = ArcGIS.Core.Geometry.Polyline;
using SpatialReference = ArcGIS.Core.Geometry.SpatialReference;
using ArcGIS.Desktop.Core.Geoprocessing;
using ArcGIS.Desktop.Framework;
using ArcGIS.Desktop.Framework.Threading.Tasks;
using ArcGIS.Desktop.Mapping;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using Path = System.IO.Path;
using System.Linq;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Forms;
using System.Windows.Interop;
using System.Security.Policy;
using ArcGIS.Desktop.Editing;
using ArcGIS.Core.Data.Exceptions;
using ArcGIS.Core.Internal.CIM;
using System.Security.Cryptography;
using System.Windows.Shapes;
using ArcGIS.Core.Data.Raster;
using ArcGIS.Desktop.Internal.GeoProcessing;
using ArcGIS.Core.Data.Realtime;
using ArcGIS.Desktop.Internal.Core;
using ArcGIS.Desktop.Internal.Mapping.Locate.Controls;
using MaxRev.Gdal.Core;
using OSGeo.OGR;
// Disambiguate ArcGIS and GDAL
using Layer = ArcGIS.Desktop.Mapping.Layer;
using Feature = ArcGIS.Core.Data.Feature;
using System.Runtime.InteropServices;
using System.Windows.Diagnostics;
using ArcGIS.Desktop.Core;
using OSGeo.OSR;
using ArcGIS.Desktop.Editing.Attributes;
using System.Windows.Input;
using Microsoft.VisualBasic;
using ArcGIS.Desktop.Internal.Mapping.CommonControls;
using System.ComponentModel;
namespace ArcSWAT3
{
public partial class DelinForm : Form {
private ArcSWAT _parent;
public GlobalVars _gv;
public double areaOfCell;
public bool changing;
public bool delineationFinishedOK;
public int demHeight;
public int demWidth;
public FeatureLayer drawOutletLayer;
public string drawOutletFile;
public bool drawCurrent;
public FeatureLayer selFromLayer;
public List<int> dX;
public List<int> dY;
public HashSet<int> extraReservoirBasins;
public bool finishHasRun;
public bool isDelineated;
public MapTool mapTool;
public string currentTool;
public bool snapErrors;
public string snapFile;
public bool thresholdChanged;
public string drawFile;
public DelinForm(GlobalVars gv, bool isDelineated, ArcSWAT parent) {
InitializeComponent();
this._parent = parent;
// use GDAL for creating shapefiles
// GdalBase.ConfigureAll();
this._gv = gv;
//# when a snap file is created this is set to the file path
this.snapFile = "";
//# when not all points are snapped this is set True so snapping can be rerun
this.snapErrors = false;
//# vector layer for drawing inlet/outlet points
this.drawOutletLayer = null;
//# depends on DEM height and width and also on choice of area units
this.areaOfCell = 0.0;
//# Width of DEM as number of cells
this.demWidth = 0;
//# Height of DEM cell as number of cells
this.demHeight = 0;
//# flag to prevent infinite recursion between number of cells and area
this.changing = false;
//# basins selected for reservoirs
this.extraReservoirBasins = new HashSet<int>();
//# flag to show basic delineation is done, so removing subbasins,
//# adding reservoirs and point sources may be done
this.isDelineated = isDelineated;
//# flag to show delineation completed successfully or not
this.delineationFinishedOK = true;
//# flag to show if threshold or outlet file changed since loading form;
//# if not can assume any existing watershed is OK
this.thresholdChanged = false;
//# flag to show finishDelineation has been run
this.finishHasRun = false;
//# mapTool used for drawing outlets etc
this.mapTool = null;
//# path of draw outlets shapefile
this.drawFile = null;
//# x-offsets for TauDEM D8 flow directions, which run 1-8, so we use dir - 1 as index
this.dX = new List<int> {
1,
1,
0,
-1,
-1,
-1,
0,
1
};
//# y-offsets for TauDEM D8 flow directions, which run 1-8, so we use dir - 1 as index
this.dY = new List<int> {
0,
-1,
-1,
-1,
0,
1,
1,
1
};
}
private async void selectDemButton_Click(object sender, EventArgs e) {
await this.btnSetDEM();
}
private async void burnButton_Click(object sender, EventArgs e) {
await this.btnSetBurn();
}
private void checkBurn_CheckedChanged(object sender, EventArgs e) {
if (this.checkBurn.Checked) {
this.selectBurn.Enabled = true;
this.burnButton.Enabled = true;
if (this.selectBurn.Text != "")
_gv.burnFile = this.selectBurn.Text;
} else {
this.selectBurn.Enabled = false;
this.burnButton.Enabled = false;
this._gv.burnFile = "";
}
}
// Set connections to controls; read project delineation data.
public async Task init() {
//var settings = QSettings();
//try {
// this.numProcesses.setValue(Convert.ToInt32(settings.value("/QSWAT/NumProcesses")));
//}
//catch (Exception) {
// this.numProcesses.setValue(8);
//}
this.numProcesses.Value = 8;
//this.selectDemButton.clicked.connect(this.btnSetDEM);
//this.checkBurn.stateChanged.connect(this.changeBurn);
//this.useGrid.stateChanged.connect(this.changeUseGrid);
//this.burnButton.clicked.connect(this.btnSetBurn);
//this.selectOutletsButton.clicked.connect(this.btnSetOutlets);
//this.selectWshedButton.clicked.connect(this.btnSetWatershed);
//this.selectNetButton.clicked.connect(this.btnSetStreams);
//this.selectExistOutletsButton.clicked.connect(this.btnSetOutlets);
//this.delinRunButton1.clicked.connect(this.runTauDEM1);
//this.delinRunButton2.clicked.connect(this.runTauDEM2);
//this.tabWidget.currentChanged.connect(this.changeExisting);
//this.existRunButton.clicked.connect(this.runExisting);
//this.useOutlets.stateChanged.connect(this.changeUseOutlets);
//this.drawOutletsButton.clicked.connect(this.drawOutlets);
//this.selectOutletsInteractiveButton.clicked.connect(this.selectOutlets);
//this.snapReviewButton.clicked.connect(this.snapReview);
//this.selectSubButton.clicked.connect(this.selectMergeSubbasins);
//this.mergeButton.clicked.connect(this.mergeSubbasins);
//this.selectResButton.clicked.connect(this.selectReservoirs);
//this.addButton.clicked.connect(this.addReservoirs);
//this.taudemHelpButton.clicked.connect(TauDEMUtils.taudemHelp);
//this.OKButton.clicked.connect(this.finishDelineation);
//this.cancelButton.clicked.connect(this.doClose);
//this.numCells.setValidator(QIntValidator());
//this.numCells.textChanged.connect(this.setArea);
//this.area.textChanged.connect(this.setNumCells);
//this.area.setValidator(QDoubleValidator());
this.areaUnitsBox.Items.Add(Parameters._SQKM);
this.areaUnitsBox.Items.Add(Parameters._HECTARES);
this.areaUnitsBox.Items.Add(Parameters._SQMETRES);
this.areaUnitsBox.Items.Add(Parameters._SQMILES);
this.areaUnitsBox.Items.Add(Parameters._ACRES);
this.areaUnitsBox.Items.Add(Parameters._SQFEET);
// set area units initially to hectares
this.areaUnitsBox.SelectedItem = Parameters._HECTARES;
//this.areaUnitsBox.activated.connect(this.changeAreaOfCell);
this.horizontalCombo.Items.Add(Parameters._METRES);
this.horizontalCombo.Items.Add(Parameters._FEET);
this.horizontalCombo.Items.Add(Parameters._DEGREES);
this.horizontalCombo.Items.Add(Parameters._UNKNOWN);
// set horizontal unit default to metres
this.horizontalCombo.SelectedItem = Parameters._METRES;
this.verticalCombo.Items.Add(Parameters._METRES);
this.verticalCombo.Items.Add(Parameters._FEET);
this.verticalCombo.Items.Add(Parameters._CM);
this.verticalCombo.Items.Add(Parameters._MM);
this.verticalCombo.Items.Add(Parameters._INCHES);
this.verticalCombo.Items.Add(Parameters._YARDS);
// set vertical unit default to metres
this.verticalCombo.SelectedIndex = this.verticalCombo.Items.IndexOf(Parameters._METRES);
//this.verticalCombo.activated.connect(this.setVerticalUnits);
//this.snapThreshold.setValidator(QIntValidator());
// initally disable numCells, area and areaUnitsBox (enabled only after loading DEM, when cell-area conversion possible)
this.numCells.Enabled = false;
this.area.Enabled = false;
this.areaUnitsBox.Enabled = false;
// burn not enabled until use burn checked
this.selectBurn.Enabled = false;
this.burnButton.Enabled = false;
await this.readProj();
this.setMergeResGroups();
this.checkMPI();
// allow for cancellation without being considered an error
this.delineationFinishedOK = true;
// Prevent annoying "error 4 .shp not recognised" messages.
// These should become exceptions but instead just disappear.
// Safer in any case to raise exceptions if something goes wrong.
//gdal.UseExceptions();
//ogr.UseExceptions();
}
// Allow merging of subbasins and
// adding of reservoirs and point sources if delineation complete.
//
public void setMergeResGroups() {
this.mergeGroup.Enabled = this.isDelineated;
this.addResGroup.Enabled = this.isDelineated;
}
// Do delineation; check done and save topology data. Return OK if delineation done and no errors, 2 if not delineated and nothing done, else 0.
public async Task run() {
await this.init();
//if (this._gv.useGridModel) {
// this.useGrid.Checked = true;
// this.GridBox.Checked = true;
//} else {
// this.useGrid.Visible = false);
// this.GridBox.setVisible(false);
// this.GridSize.setVisible(false);
// this.GridSizeLabel.setVisible(false);
//}
//this.Show();
//this.Activate();
//this._gv.delineatePos = this.pos();
}
//
// Try to make sure there is just one msmpi.dll, either on the path or in the TauDEM directory.
//
// TauDEM executables are built on the assumption that MPI is available.
// But they can run without MPI if msmpi.dll is placed in their directory.
// MPI will fail if there is an msmpi.dll on the path and one in the TauDEM directory
// (unless they happen to be the same version).
// QSWAT supplies msmpi_dll in the TauDEM directory that can be renamed to provide msmpi.dll
// if necessary.
// This function is called every time delineation is started so that if the user installs MPI
// or uninstalls it the appropriate steps are taken.
//
public void checkMPI() {
var dll = "msmpi.dll";
var dummy = "msmpi_dll";
var dllPath = Utils.join(this._gv.TauDEMDir, dll);
var dummyPath = Utils.join(this._gv.TauDEMDir, dummy);
// tried various methods here.
//'where msmpi.dll' succeeds if it was there and is moved or renamed - cached perhaps?
// isfile fails similarly
//'where mpiexec' always fails because when run interactively the path does not include the MPI directory
// so just check for existence of mpiexec.exe and assume user will not leave msmpi.dll around
// if MPI is installed and then uninstalled
if (File.Exists(this._gv.mpiexecPath)) {
Utils.loginfo("mpiexec found");
// MPI is on the path; rename the local dll if necessary
if (File.Exists(dllPath)) {
if (File.Exists(dummyPath)) {
File.Delete(dllPath);
Utils.loginfo("dll removed");
} else {
File.Move(dllPath, dummyPath);
Utils.loginfo("dll renamed");
}
}
} else {
Utils.loginfo("mpiexec not found");
// we don't have MPI on the path; rename the local dummy if necessary
if (File.Exists(dllPath)) {
return;
} else if (File.Exists(dummyPath)) {
File.Move(dummyPath, dllPath);
Utils.loginfo("dummy renamed");
} else {
Utils.error(String.Format("Cannot find executable mpiexec in the system or {0} in {1}: TauDEM functions will not run. Install MPI or reinstall ArcSWAT.", dll, this._gv.TauDEMDir), this._gv.isBatch);
}
}
}
private void numCells_TextChanged(object sender, EventArgs e) {
if (this.numCells.Enabled) { this.setArea(); }
}
//
// Finish delineation.
//
// Checks stream reaches and watersheds defined, sets DEM attributes,
// checks delineation is complete, calculates flow distances,
// runs topology setup. Sets delineationFinishedOK to true if all completed successfully.
//
public async Task finishDelineation() {
FeatureLayer extraOutletLayer;
FeatureLayer outletLayer;
FeatureLayer wshedLayer;
this.delineationFinishedOK = false;
this.finishHasRun = true;
FeatureLayer streamLayer;
if (!this._gv.existingWshed && this._gv.useGridModel) {
streamLayer = (FeatureLayer)Utils.getLayerByLegend(FileTypes.legend(FileTypes._GRIDSTREAMS));
} else {
streamLayer = (FeatureLayer)(await Utils.getLayerByFilename(this._gv.streamFile, FileTypes._STREAMS, null, null, null)).Item1;
}
if (streamLayer is null) {
if (this._gv.existingWshed) {
Utils.error("Stream reaches layer not found.", this._gv.isBatch);
} else if (this._gv.useGridModel) {
Utils.error("Grid stream reaches layer not found.", this._gv.isBatch);
} else {
Utils.error("Stream reaches layer not found: have you run TauDEM?", this._gv.isBatch);
}
return;
}
if (!this._gv.existingWshed && this._gv.useGridModel) {
wshedLayer = (FeatureLayer)Utils.getLayerByLegend(Utils._GRIDLEGEND);
} else {
var ft = this._gv.existingWshed ? FileTypes._EXISTINGWATERSHED : FileTypes._WATERSHED;
wshedLayer = (FeatureLayer)(await Utils.getLayerByFilename(this._gv.wshedFile, ft, null, null, null)).Item1;
if (wshedLayer is null) {
if (this._gv.existingWshed) {
Utils.error("Watershed layer not found.", this._gv.isBatch);
} else {
Utils.error("Watershed layer not found: have you run TauDEM?", this._gv.isBatch);
}
return;
}
}
//Debug.Assert(wshedLayer is not null);
// this may be None
if (string.IsNullOrEmpty(this._gv.outletFile)) {
outletLayer = null;
} else {
outletLayer = (FeatureLayer)(await Utils.getLayerByFilename(this._gv.outletFile, FileTypes._OUTLETS, null, null, null)).Item1;
}
var demLayer = (RasterLayer)(await Utils.getLayerByFilename(this._gv.demFile, FileTypes._DEM, null, null, null)).Item1;
if (demLayer is null) {
Utils.error("DEM layer not found: have you removed it?", this._gv.isBatch);
return;
}
if (!await this.setDimensions(demLayer)) {
return;
}
if (!this._gv.useGridModel && string.IsNullOrEmpty(this._gv.basinFile)) {
// must have merged some subbasins: recreate the watershed grid
demLayer = (RasterLayer)(await Utils.getLayerByFilename(this._gv.demFile, FileTypes._DEM, null, null, null)).Item1;
if (demLayer is null) {
Utils.error(String.Format("Cannot find DEM layer for file {0}", this._gv.demFile), this._gv.isBatch);
return;
}
this._gv.basinFile = await this.createBasinFile(this._gv.wshedFile, demLayer);
if (string.IsNullOrEmpty(this._gv.basinFile)) {
return;
// Utils.loginfo('Recreated watershed grid as {0}', self._gv.basinFile))
}
}
this.saveProj();
if (this.checkDEMProcessed()) {
if (!string.IsNullOrEmpty(this._gv.extraOutletFile)) {
extraOutletLayer = (FeatureLayer)(await Utils.getLayerByFilename(this._gv.extraOutletFile, FileTypes._OUTLETS, null, null, null)).Item1;
} else {
extraOutletLayer = null;
}
if (!this._gv.existingWshed && !this._gv.useGridModel) {
this.progress("Tributary channel lengths ...");
int threshold = await this._gv.topo.makeStreamOutletThresholds(this._gv);
if (threshold > 0) {
var demBase = Path.ChangeExtension(this._gv.demFile, null);
this._gv.distFile = demBase + "dist.tif";
// threshold is already double maximum ad8 value, so values anywhere near it can only occur at subbasin outlets;
// use fraction of it to avoid any rounding problems
var ok = await TauDEMUtils.runDistanceToStreams(this._gv.pFile, this._gv.hd8File, this._gv.distFile, Convert.ToInt32(threshold * 0.9).ToString(), Convert.ToInt32(this.numProcesses.Value), this.taudemOutput, mustRun: this.thresholdChanged);
if (!ok) {
this.cleanUp(3);
return;
}
} else {
// Probably using existing watershed but switched tabs in delineation form
this._gv.existingWshed = true;
}
}
var recalculate = this._gv.existingWshed && this.recalcButton.Checked;
this.progress("Constructing topology ...");
this._gv.isBig = this._gv.useGridModel && wshedLayer.GetFeatureClass().GetCount() > 100000 || this._gv.forTNC;
Utils.loginfo(String.Format("isBig is {0}", this._gv.isBig));
if (await this._gv.topo.setUp(demLayer, this._gv.streamFile, this._gv.wshedFile, this._gv.outletFile, this._gv.extraOutletFile, this._gv, this._gv.existingWshed, recalculate, this._gv.useGridModel, true)) {
if (this._gv.topo.inletLinks.Count == 0) {
// no inlets, so no need to expand subbasins layer legend
//Debug.Assert(wshedLayer is not null);
await QueuedTask.Run(() => wshedLayer.SetExpanded(false));
}
this.progress("Writing Reach table ...");
streamLayer = await this._gv.topo.writeReachTable(streamLayer, this._gv);
if (streamLayer is null) {
return;
}
this.progress("Writing MonitoringPoint table ...");
this._gv.topo.writeMonitoringPointTable(demLayer, streamLayer);
this.delineationFinishedOK = true;
this.doClose(true);
this._parent.postDelineation(true);
return;
} else {
return;
}
}
return;
}
//
// Return true if using grid model or basinFile is newer than wshedFile if using existing watershed,
// or wshed file is newer than slopeFile file if using grid model,
// or wshedFile is newer than DEM.
//
public virtual bool checkDEMProcessed() {
if (this._gv.existingWshed) {
return this._gv.useGridModel || Utils.isUpToDate(this._gv.wshedFile, this._gv.basinFile);
}
if (this._gv.useGridModel) {
return Utils.isUpToDate(this._gv.slopeFile, this._gv.wshedFile);
} else {
return Utils.isUpToDate(this._gv.demFile, this._gv.wshedFile);
}
}
// Open and load DEM; set default threshold.
public async Task btnSetDEM() {
var pair = await Utils.openAndLoadFile(FileTypes._DEM, this.selectDem, this._gv.sourceDir, this._gv, null, Utils._WATERSHED_GROUP_NAME);
string demFile = pair.Item1;
RasterLayer demMapLayer = pair.Item2 as RasterLayer;
if (demFile is not null && demMapLayer is not null) {
await QueuedTask.Run(() => {
MapView.Active.ZoomTo(demMapLayer);
// set extent to DEM as otherwise defaults to full globe
var demExtent = demMapLayer.QueryExtent();
var map = MapView.Active.Map;
map.SetCustomFullExtent(demExtent);
});
this._gv.demFile = demFile;
await this.setDefaultNumCells(demMapLayer);
// warn if large DEM
var numCells = this.demWidth * this.demHeight;
if (numCells > 4000000.0) {
var millions = Convert.ToInt32(numCells / 1000000.0);
ArcGIS.Desktop.Framework.Dialogs.MessageBox.Show(String.Format("Large DEM", "This DEM has over {0} million cells and could take some time to process. Be patient!", millions), Utils._ARCSWATNAME);
}
// hillshade done with relief colorizer for DEM
//// hillshade waste of (a lot of) time for TNC DEMs
//if (!this._gv.forTNC) {
// this.addHillshade(demFile, demMapLayer, this._gv);
}
}
// hillshade in ArcGIS done with relief colorizer for DEM
//// Create hillshade layer and load.
//public async Task addHillshade(string demFile, RasterLayer demMapLayer, object gv) {
// var hillshadeFile = Path.ChangeExtension(demFile) + "/hillshade.tif";
// if (!Utils.isUpToDate(demFile, hillshadeFile)) {
// // run gdaldem to generate hillshade.tif
// await Utils.removeLayerAndFiles(hillshadeFile);
// var command = String.Format("gdaldem.exe hillshade -compute_edges -z 5 \"{0}\" \"{1}\"", demFile, hillshadeFile);
// var proc = subprocess.run(command, shell: true, stdout: subprocess.PIPE, stderr: subprocess.STDOUT, universal_newlines: true);
// Utils.loginfo("Creating hillshade ...");
// Utils.loginfo(command);
// Debug.Assert(proc is not null);
// Utils.loginfo(proc.stdout);
// if (!File.Exists(hillshadeFile)) {
// Utils.information("Failed to create hillshade file {0}", hillshadeFile), gv.isBatch);
// return;
// }
// Utils.copyPrj(demFile, hillshadeFile);
// }
// // make dem active layer and add hillshade above it
// // demLayer allowed to be None for batch running
// if (demMapLayer) {
// var demLayer = root.findLayer(demMapLayer.id());
// var hillMapLayer = Utils.getLayerByFilename(root.findLayers(), hillshadeFile, FileTypes._HILLSHADE, gv, demLayer, Utils._WATERSHED_GROUP_NAME)[0];
// if (!hillMapLayer) {
// Utils.information("Failed to load hillshade file {0}", hillshadeFile), gv.isBatch);
// return;
// }
// Debug.Assert(hillMapLayer is QgsRasterLayer);
// // compress legend entry
// var hillTreeLayer = root.findLayer(hillMapLayer.id());
// Debug.Assert(hillTreeLayer is not null);
// hillTreeLayer.setExpanded(false);
// hillMapLayer.renderer().setOpacity(0.4);
// hillMapLayer.triggerRepaint();
// }
//}
// Open and load stream network to burn in.
public async Task btnSetBurn() {
var pair = await Utils.openAndLoadFile(FileTypes._BURN, this.selectBurn, this._gv.sourceDir, this._gv, null, Utils._WATERSHED_GROUP_NAME);
string burnFile = pair.Item1;
FeatureLayer burnLayer = pair.Item2 as FeatureLayer;
if (burnFile is not null && burnLayer is not null) {
if (burnLayer.ShapeType != ArcGIS.Core.CIM.esriGeometryType.esriGeometryPolyline) {
Utils.error(string.Format("Burn in file {0} is not a line shapefile", burnFile), this._gv.isBatch);
} else {
this._gv.burnFile = burnFile;
}
}
}
// Open and load inlets/outlets shapefile.
public async Task btnSetOutlets() {
TextBox box;
if (this._gv.existingWshed) {
//Debug.Assert(this.tabWidget.SelectedIndex == 1);
box = this.selectExistOutlets;
} else {
//Debug.Assert(this.tabWidget.SelectedIndex == 0);
box = this.selectOutlets;
this.thresholdChanged = true;
}
var ft = this._gv.isHUC || this._gv.isHAWQS ? FileTypes._OUTLETSHUC : FileTypes._OUTLETS;
var pair = await Utils.openAndLoadFile(ft, box, this._gv.shapesDir, this._gv, null, Utils._WATERSHED_GROUP_NAME);
string outletFile = pair.Item1;
FeatureLayer outletLayer = pair.Item2 as FeatureLayer;
if (outletFile is not null && outletLayer is not null) {
if ((outletLayer.ShapeType != ArcGIS.Core.CIM.esriGeometryType.esriGeometryMultipoint) &&
(outletLayer.ShapeType != ArcGIS.Core.CIM.esriGeometryType.esriGeometryPoint)) {
Utils.error(string.Format("Inlets/outlets file {0} is not a point shapefile", outletFile), this._gv.isBatch);
} else {
this._gv.outletFile = outletFile;
}
}
}
// Open and load existing watershed shapefile.
public async Task btnSetWatershed() {
var pair = await Utils.openAndLoadFile(FileTypes._EXISTINGWATERSHED, this.selectWshed, this._gv.sourceDir, this._gv, null, Utils._WATERSHED_GROUP_NAME);
string wshedFile = pair.Item1;
FeatureLayer wshedLayer = pair.Item2 as FeatureLayer;
if (wshedFile is not null && wshedLayer is not null) {
if (wshedLayer.ShapeType != ArcGIS.Core.CIM.esriGeometryType.esriGeometryPolygon) {
Utils.error(string.Format("Subbasins file {0} is not a polygon shapefile", this.selectWshed.Text), this._gv.isBatch);
} else {
this._gv.wshedFile = wshedFile;
}
}
}
// Open and load existing stream reach shapefile.
public async Task btnSetStreams() {
var pair = await Utils.openAndLoadFile(FileTypes._STREAMS, this.selectNet, this._gv.sourceDir, this._gv, null, Utils._WATERSHED_GROUP_NAME);
string streamFile = pair.Item1;
FeatureLayer streamLayer = pair.Item2 as FeatureLayer;
if (streamFile is not null && streamLayer is not null) {
if (streamLayer.ShapeType != ArcGIS.Core.CIM.esriGeometryType.esriGeometryPolyline) {
Utils.error(string.Format("Streams file {0} is not a line shapefile", this.selectNet.Text), this._gv.isBatch);
} else {
this._gv.streamFile = streamFile;
}
}
}
// Run Taudem to create stream reach network.
public async Task runTauDEM1() {
await this.runTauDEM(null, false);
}
// Run TauDEM to create watershed shapefile.
public async Task runTauDEM2() {
// first remove any existing shapesDir inlets/outlets file as will
// probably be inconsistent with new subbasins
await Utils.removeLayerByLegend(Utils._EXTRALEGEND);
this._gv.extraOutletFile = "";
this.extraReservoirBasins.Clear();
if (!this.useOutlets.Checked) {
await this.runTauDEM(null, true);
} else {
var outletFile = this.selectOutlets.Text;
if (outletFile == "" || !File.Exists(outletFile)) {
Utils.error("Please select an inlets/outlets file", this._gv.isBatch);
return;
}
await this.runTauDEM(outletFile, true);
}
}
// Change between using existing and delineating watershed.
public void changeExisting() {
var tab = this.tabWidget.SelectedIndex;
if (tab > 1) {
// DEM properties or TauDEM output
return;
}
this._gv.existingWshed = tab == 1;
}
// Run TauDEM.
public async Task runTauDEM(string outletFile, bool makeWshed) {
Layer subLayer;
string ad8File;
string delineationDem;
this.delineationFinishedOK = false;
var demFile = this.selectDem.Text;
if (demFile == "" || !File.Exists(demFile)) {
Utils.error("Please select a DEM file", this._gv.isBatch);
return;
}
this.isDelineated = false;
this._gv.writeMasterProgress(0, 0);
this.setMergeResGroups();
this._gv.demFile = demFile;
// find dem layer (or load it)
RasterLayer demLayer;
demLayer = (await Utils.getLayerByFilename(this._gv.demFile, FileTypes._DEM, this._gv, null, Utils._WATERSHED_GROUP_NAME)).Item1 as RasterLayer;
if (demLayer is null) {
Utils.error(string.Format("Cannot load DEM {0}", this._gv.demFile), this._gv.isBatch);
return;
}
// changing default number of cells
if (!await this.setDefaultNumCells(demLayer)) {
return;
}
string @base = Path.ChangeExtension(this._gv.demFile, null);
string suffix = Path.GetExtension(this._gv.demFile);
// burn in if required
if (this.checkBurn.Checked) {
var burnFile = this.selectBurn.Text;
if (burnFile == "") {
Utils.error("Please select a burn in stream network shapefile", this._gv.isBatch);
return;
}
if (!File.Exists(burnFile)) {
Utils.error(string.Format("Cannot find burn in file {0}", burnFile), this._gv.isBatch);
return;
}
// just changing extension to _burned.tif gives an extra period before new extension
var burnedDemFile = Path.ChangeExtension(this._gv.demFile, null) + "_burned.tif";
if (!Utils.isUpToDate(demFile, burnedDemFile) || !Utils.isUpToDate(burnFile, burnedDemFile)) {
// just in case
await Utils.removeLayerAndFiles(burnedDemFile);
this.progress("Burning streams ...");
//burnRasterFile = self.streamToRaster(demLayer, burnFile)
//processing.runalg('saga:burnstreamnetworkintodem', demFile, burnRasterFile, burnMethod, burnEpsilon, burnedFile)
var burnDepth = this._gv.fromGRASS ? 25.0 : 50.0;
Topology.burnStream(burnFile, demFile, burnedDemFile, this._gv.verticalFactor, burnDepth, Convert.ToInt32(this._gv.topo.dx), this._gv);
if (!File.Exists(burnedDemFile)) {
this.cleanUp(-1);
return;
}
}
if (this._gv.fromGRASS) {
// just running to create burned file
this.cleanUp(-1);
return;
}
this._gv.burnedDemFile = burnedDemFile;
delineationDem = burnedDemFile;
} else {
this._gv.burnedDemFile = "";
delineationDem = demFile;
}
if (this._gv.fromGRASS) {
this._gv.pFile = @base + "p.tif";
this._gv.basinFile = @base + "w.tif";
this._gv.slopeFile = @base + "slp.tif";
// slope file should be based on original DEM
if (this._gv.slopeFile.EndsWith("_burnedslp.tif")) {
var unburnedslp = this._gv.slopeFile.Replace("_burnedslp.tif", "slp.tif");
if (File.Exists(unburnedslp)) {
this._gv.slopeFile = unburnedslp;
}
}
ad8File = @base + "ad8.tif";
this._gv.outletFile = "";
this._gv.streamFile = @base + "net.shp";
this._gv.wshedFile = @base + "wshed.shp";
//this.createGridShapefile(demLayer, this._gv.pFile, ad8File, this._gv.basinFile);
//FeatureLayer streamLayer = (await Utils.getLayerByFilename(this._gv.streamFile, FileTypes._STREAMS, this._gv, null, Utils._WATERSHED_GROUP_NAME)).Item1 as FeatureLayer;
if (!await this._gv.topo.setUp0(demLayer, this._gv.streamFile, this._gv.verticalFactor)) {
this.cleanUp(-1);
return;
}
this.isDelineated = true;
this.setMergeResGroups();
this.saveProj();
this.cleanUp(-1);
return;
}
int numProcesses = Convert.ToInt32(this.numProcesses.Value);
var mpiexecPath = this._gv.mpiexecPath;
if (numProcesses > 0 && (mpiexecPath == "" || !File.Exists(mpiexecPath))) {
Utils.information(string.Format("Cannot find MPI program {0} so running TauDEM with just one process", mpiexecPath), this._gv.isBatch);
numProcesses = 0;
this.numProcesses.Value = 0;
}
if (this.showTaudem.Checked) {
this.tabWidget.SelectedIndex = 3;
}
using (new CursorWait()) {
this.taudemOutput.Clear();
var felFile = @base + "fel" + suffix;
await Utils.removeLayer(felFile);
this.progress("PitFill ...");
var ok = await TauDEMUtils.runPitFill(delineationDem, felFile, numProcesses, this.taudemOutput);
if (!ok) {
this.cleanUp(3);
return;
}
var sd8File = @base + "sd8" + suffix;
var pFile = @base + "p" + suffix;
await Utils.removeLayer(sd8File);
await Utils.removeLayer(pFile);
this.progress("D8FlowDir ...");
ok = await TauDEMUtils.runD8FlowDir(felFile, sd8File, pFile, numProcesses, this.taudemOutput);
if (!ok) {
this.cleanUp(3);
return;
}
var slpFile = @base + "slp" + suffix;
var angFile = @base + "ang" + suffix;
await Utils.removeLayer(slpFile);
await Utils.removeLayer(angFile);
this.progress("DinfFlowDir ...");
ok = await TauDEMUtils.runDinfFlowDir(felFile, slpFile, angFile, numProcesses, this.taudemOutput);
if (!ok) {
this.cleanUp(3);
return;
}
ad8File = @base + "ad8" + suffix;
await Utils.removeLayer(ad8File);
this.progress("AreaD8 ...");
ok = await TauDEMUtils.runAreaD8(pFile, ad8File, null, null, numProcesses, this.taudemOutput, mustRun: this.thresholdChanged);
if (!ok) {
this.cleanUp(3);
return;
}
var scaFile = @base + "sca" + suffix;
await Utils.removeLayer(scaFile);
this.progress("AreaDinf ...");
ok = await TauDEMUtils.runAreaDinf(angFile, scaFile, null, numProcesses, this.taudemOutput, mustRun: this.thresholdChanged);
if (!ok) {
this.cleanUp(3);
return;
}
var gordFile = @base + "gord" + suffix;
var plenFile = @base + "plen" + suffix;
var tlenFile = @base + "tlen" + suffix;
await Utils.removeLayer(gordFile);
await Utils.removeLayer(plenFile);
await Utils.removeLayer(tlenFile);
this.progress("GridNet ...");
ok = await TauDEMUtils.runGridNet(pFile, plenFile, tlenFile, gordFile, null, numProcesses, this.taudemOutput, mustRun: this.thresholdChanged);
if (!ok) {
this.cleanUp(3);
return;
}
var srcFile = @base + "src" + suffix;
await Utils.removeLayer(srcFile);
this.progress("Threshold ...");
if (this._gv.isBatch) {
Utils.information(string.Format("Delineation threshold: {0} cells", this.numCells.Text), true);
}
ok = await TauDEMUtils.runThreshold(ad8File, srcFile, this.numCells.Text, numProcesses, this.taudemOutput, mustRun: this.thresholdChanged);
if (!ok) {
this.cleanUp(3);
return;
}
var ordFile = @base + "ord" + suffix;
var streamFile = @base + "net.shp";
// if stream shapefile already exists and is a directory, set path to .shp
streamFile = Utils.dirToShapefile(streamFile);
var treeFile = @base + "tree.dat";
var coordFile = @base + "coord.dat";
var wFile = @base + "w" + suffix;
await Utils.removeLayer(ordFile);
await Utils.removeLayer(streamFile);
await Utils.removeLayer(wFile);
this.progress("StreamNet ...");
ok = await TauDEMUtils.runStreamNet(felFile, pFile, ad8File, srcFile, null, ordFile, treeFile, coordFile, streamFile, wFile, numProcesses, this.taudemOutput, mustRun: this.thresholdChanged);
if (!ok) {
this.cleanUp(3);
return;
}
// if stream shapefile is a directory, set path to .shp, since not done earlier if streamFile did not exist then
streamFile = Utils.dirToShapefile(streamFile);
// load stream network
Utils.copyPrj(demFile, wFile);
Utils.copyPrj(demFile, streamFile);
// better not to use define projection. Just generates prj and can differ from original, making new file hard to edit.
//var parms = Geoprocessing.MakeValueArray(streamFile, Path.ChangeExtension(demFile, ".prj"));
//Utils.runPython("runDefineProjection.py", parms, this._gv);
// make demLayer (or hillshade if exists) active so streamLayer loads above it and below outlets
// (or use Full HRUs layer if there is one)
var fullHRUsLayer = Utils.getLayerByLegend(Utils._FULLHRUSLEGEND);
var hillshadeLayer = Utils.getLayerByLegend(Utils._HILLSHADELEGEND);
if (fullHRUsLayer is not null) {
subLayer = fullHRUsLayer;
} else if (hillshadeLayer is not null) {
subLayer = hillshadeLayer;
} else {
subLayer = null;
}
var pair = await Utils.getLayerByFilename(streamFile, FileTypes._STREAMS, this._gv, subLayer, Utils._WATERSHED_GROUP_NAME);
FeatureLayer streamLayer = pair.Item1 as FeatureLayer;
bool loaded = pair.Item2;
if (streamLayer is null || !loaded) {
Utils.error("Failed to create stream layer", this._gv.isBatch);
this.cleanUp(-1);
return;
}
this._gv.streamFile = streamFile;
if (!makeWshed) {
this.snapFile = "";
this.snappedLabel.Text = "";
this.selectOutletsInteractiveLabel.Text = "";
// initial run to enable placing of outlets, so finishes with load of stream network
this.taudemOutput.AppendText("------------------- TauDEM finished -------------------\n");
this.saveProj();
this.cleanUp(-1);
return;
}
if (this.useOutlets.Checked) {
//Debug.Assert(outletFile is not null);
var outletBase = Path.ChangeExtension(outletFile, null);
var snapFile = outletBase + "_snap.shp";
pair = await Utils.getLayerByFilename(outletFile, FileTypes._OUTLETS, this._gv, null, Utils._WATERSHED_GROUP_NAME);
FeatureLayer outletLayer = pair.Item1 as FeatureLayer;
loaded = pair.Item2;
if (outletLayer is null) {
this.cleanUp(-1);
return;
}
if (outletLayer.ShapeType != ArcGIS.Core.CIM.esriGeometryType.esriGeometryPoint) {
Utils.error(string.Format("Inlets/Outlets file {0} is not a point shapefile", this.selectOutlets.Text), this._gv.isBatch);
this.cleanUp(-1);
return;
}
HashSet<string> missingFields = new HashSet<string>();
if (await this._gv.topo.getIndex(outletLayer, Topology._ID, ignoreMissing: true) < 0) {
missingFields.Add(Topology._ID);
}
if (await this._gv.topo.getIndex(outletLayer, Topology._INLET, ignoreMissing: true) < 0) {
missingFields.Add(Topology._INLET);
}
if (await this._gv.topo.getIndex(outletLayer, Topology._RES, ignoreMissing: true) < 0) {
missingFields.Add(Topology._RES);
}
if (await this._gv.topo.getIndex(outletLayer, Topology._PTSOURCE, ignoreMissing: true) < 0) {
missingFields.Add(Topology._PTSOURCE);
}
if (missingFields.Count > 0) {
string fields = "";
foreach (string field in missingFields) {
fields += field + ", ";
}
fields = fields.Remove(fields.Length - 2);
fields += ".";
Utils.error(string.Format("There are fields missing from the inlets/outlets file {0}: {1}",
this.selectOutlets.Text, fields), this._gv.isBatch);
this.cleanUp(-1);
return;
}
this.progress("SnapOutletsToStreams ...");
ok = await this.createSnapOutletFile(outletLayer, streamLayer, outletFile, snapFile);
if (!ok) {
this.cleanUp(-1);
return;
}
// replaced by snapping
// outletMovedFile = outletBase + '_moved.shp'
// Utils.removeLayer(outletMovedFile, li)
// self.progress('MoveOutletsToStreams ...')
// ok = await TauDEMUtils.runMoveOutlets(pFile, srcFile, outletFile, outletMovedFile, numProcesses, self.taudemOutput, mustRun=self.thresholdChanged)
// if not ok:
// self.cleanUp(3)
// return
// repeat AreaD8, GridNet, Threshold and StreamNet with snapped outlets
var mustRun = this.thresholdChanged || !string.IsNullOrEmpty(this.snapFile);
await Utils.removeLayer(ad8File);
this.progress("AreaD8 ...");
ok = await TauDEMUtils.runAreaD8(pFile, ad8File, this.snapFile, null, numProcesses, this.taudemOutput, mustRun: mustRun);
if (!ok) {
this.cleanUp(3);
return;
}
await Utils.removeLayer(streamFile);
this.progress("GridNet ...");
ok = await TauDEMUtils.runGridNet(pFile, plenFile, tlenFile, gordFile, this.snapFile, numProcesses, this.taudemOutput, mustRun: mustRun);
if (!ok) {
this.cleanUp(3);
return;
}
await Utils.removeLayer(srcFile);
this.progress("Threshold ...");
ok = await TauDEMUtils.runThreshold(ad8File, srcFile, this.numCells.Text, numProcesses, this.taudemOutput, mustRun: mustRun);
if (!ok) {
this.cleanUp(3);
return;
}
this.progress("StreamNet ...");
ok = await TauDEMUtils.runStreamNet(felFile, pFile, ad8File, srcFile, this.snapFile, ordFile, treeFile, coordFile, streamFile, wFile, numProcesses, this.taudemOutput, mustRun: mustRun);
if (!ok) {
this.cleanUp(3);
return;
}
Utils.copyPrj(demFile, wFile);
Utils.copyPrj(demFile, streamFile);
//var parms = Geoprocessing.MakeValueArray(streamFile, Path.ChangeExtension(demFile, ".prj"));
//try {
// Utils.runPython("runDefineProjection.py", parms, this._gv);
//} catch {; }
// make demLayer (or hillshadelayer if exists) active so streamLayer loads above it and below outlets
// (or use Full HRUs layer if there is one)
if (fullHRUsLayer is not null) {
subLayer = fullHRUsLayer;
} else if (hillshadeLayer is not null) {
subLayer = hillshadeLayer;
} else {
subLayer = null;
}
pair = await Utils.getLayerByFilename(streamFile, FileTypes._STREAMS, this._gv, subLayer, Utils._WATERSHED_GROUP_NAME);
streamLayer = pair.Item1 as FeatureLayer;
loaded = pair.Item2;
if (streamLayer is null || !loaded) {
this.cleanUp(-1);
return;
}
// check if stream network has only one feature
bool hasOneStream = await QueuedTask.Run<bool>(() => {
using (var fc = streamLayer.GetFeatureClass()) {
return (fc.GetCount() == 1);
}
});
if (hasOneStream) {
Utils.error("There is only one stream reach in your watershed, so you will only get one subbasin. You need to reduce the threshold.", this._gv.isBatch);
this.cleanUp(-1);
return;
}
}
this.taudemOutput.AppendText("------------------- TauDEM finished -------------------\n");
this._gv.pFile = pFile;