/*
* This file is part of JGrasstools (http://www.jgrasstools.org)
* (C) HydroloGIS - www.hydrologis.com
*
* JGrasstools is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.jgrasstools.hortonmachine.models.hm;
import java.util.HashMap;
import java.util.List;
import org.geotools.coverage.grid.GridCoverage2D;
import org.geotools.data.simple.SimpleFeatureCollection;
import org.jgrasstools.gears.io.rasterreader.OmsRasterReader;
import org.jgrasstools.gears.io.rasterwriter.OmsRasterWriter;
import org.jgrasstools.gears.io.vectorwriter.OmsVectorWriter;
import org.jgrasstools.gears.libs.modules.Variables;
import org.jgrasstools.gears.utils.coverage.CoverageUtilities;
import org.jgrasstools.gears.utils.features.FeatureMate;
import org.jgrasstools.gears.utils.features.FeatureUtilities;
import org.jgrasstools.hortonmachine.modules.network.extractnetwork.OmsExtractNetwork;
import org.jgrasstools.hortonmachine.modules.network.networkattributes.NetworkChannel;
import org.jgrasstools.hortonmachine.modules.network.networkattributes.OmsNetworkAttributesBuilder;
import org.jgrasstools.hortonmachine.utils.HMTestCase;
import org.jgrasstools.hortonmachine.utils.HMTestMaps;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
/**
* It test the {@link OmsExtractNetwork} module.
*
* @author Andrea Antonello (www.hydrologis.com)
*/
public class TestExtractNetwork extends HMTestCase {
/**
* Test module with mode=0.
*/
public void testExtractNetwork0() throws Exception {
HashMap<String, Double> envelopeParams = HMTestMaps.getEnvelopeparams();
CoordinateReferenceSystem crs = HMTestMaps.getCrs();
double[][] flowData = HMTestMaps.flowData;
GridCoverage2D flowCoverage = CoverageUtilities.buildCoverage("flow", flowData, envelopeParams, crs, true);
double[][] tcaData = HMTestMaps.tcaData;
GridCoverage2D tcaCoverage = CoverageUtilities.buildCoverage("tca", tcaData, envelopeParams, crs, true);
OmsExtractNetwork extractNetwork = new OmsExtractNetwork();
extractNetwork.pm = pm;
extractNetwork.inFlow = flowCoverage;
extractNetwork.inTca = tcaCoverage;
extractNetwork.pMode = Variables.TCA;
extractNetwork.pThres = 5;
extractNetwork.process();
GridCoverage2D networkCoverage = extractNetwork.outNet;
checkMatrixEqual(networkCoverage.getRenderedImage(), HMTestMaps.extractNet0Data, 0.01);
}
/**
* Test module with mode=1.
*/
public void testExtractNetwork1() throws Exception {
HashMap<String, Double> envelopeParams = HMTestMaps.getEnvelopeparams();
CoordinateReferenceSystem crs = HMTestMaps.getCrs();
double[][] flowData = HMTestMaps.flowData;
GridCoverage2D flowCoverage = CoverageUtilities.buildCoverage("flow", flowData, envelopeParams, crs, true);
double[][] tcaData = HMTestMaps.tcaData;
GridCoverage2D tcaCoverage = CoverageUtilities.buildCoverage("tca", tcaData, envelopeParams, crs, true);
double[][] slopeData = HMTestMaps.slopeData;
GridCoverage2D slopeCoverage = CoverageUtilities.buildCoverage("slope", slopeData, envelopeParams, crs, true);
OmsExtractNetwork extractNetwork = new OmsExtractNetwork();
extractNetwork.pm = pm;
extractNetwork.inFlow = flowCoverage;
extractNetwork.inTca = tcaCoverage;
extractNetwork.inSlope = slopeCoverage;
extractNetwork.pMode = Variables.TCA_SLOPE;
extractNetwork.pThres = 8;
extractNetwork.process();
GridCoverage2D networkCoverage = extractNetwork.outNet;
checkMatrixEqual(networkCoverage.getRenderedImage(), HMTestMaps.extractNet1Data, 0.01);
}
public void testOmsNetworkAttributesBuilder() throws Exception {
HashMap<String, Double> envelopeParams = HMTestMaps.getEnvelopeparams();
CoordinateReferenceSystem crs = HMTestMaps.getCrs();
double[][] flowData = HMTestMaps.flowData;
GridCoverage2D flowCoverage = CoverageUtilities.buildCoverage("flow", flowData, envelopeParams, crs, true);
double[][] tcaData = HMTestMaps.tcaData;
GridCoverage2D tcaCoverage = CoverageUtilities.buildCoverage("tca", tcaData, envelopeParams, crs, true);
double[][] netData = HMTestMaps.extractNet0Data;
GridCoverage2D netCoverage = CoverageUtilities.buildCoverage("net", netData, envelopeParams, crs, true);
OmsNetworkAttributesBuilder extractNetwork = new OmsNetworkAttributesBuilder();
extractNetwork.pm = pm;
extractNetwork.inFlow = flowCoverage;
extractNetwork.inTca = tcaCoverage;
extractNetwork.inNet = netCoverage;
extractNetwork.process();
SimpleFeatureCollection networkFC = extractNetwork.outNet;
List<FeatureMate> matesList = FeatureUtilities.featureCollectionToMatesList(networkFC);
for( FeatureMate featureMate : matesList ) {
if (featureMate.getAttribute(NetworkChannel.PFAFNAME, String.class).equals("1")) {
assertEquals(1, featureMate.getAttribute(NetworkChannel.HACKNAME, Integer.class).intValue());
assertEquals(2, featureMate.getAttribute(NetworkChannel.STRAHLERNAME, Integer.class).intValue());
assertEquals(
"LINESTRING (1640845 5139885, 1640815 5139885, 1640785 5139885, 1640755 5139885, 1640725 5139885, 1640695 5139915)",
featureMate.getGeometry().toText());
} else if (featureMate.getAttribute(NetworkChannel.PFAFNAME, String.class).equals("3")) {
assertEquals(1, featureMate.getAttribute(NetworkChannel.HACKNAME, Integer.class).intValue());
assertEquals(1, featureMate.getAttribute(NetworkChannel.STRAHLERNAME, Integer.class).intValue());
assertEquals("LINESTRING (1640875 5139885, 1640845 5139885)", featureMate.getGeometry().toText());
} else if (featureMate.getAttribute(NetworkChannel.PFAFNAME, String.class).equals("2.1")) {
assertEquals(2, featureMate.getAttribute(NetworkChannel.HACKNAME, Integer.class).intValue());
assertEquals(1, featureMate.getAttribute(NetworkChannel.STRAHLERNAME, Integer.class).intValue());
assertEquals("LINESTRING (1640875 5139915, 1640845 5139885)", featureMate.getGeometry().toText());
} else {
throw new RuntimeException();
}
}
}
}