/*
* 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.modules.hillslopeanalyses.tc;
import static org.jgrasstools.gears.libs.modules.JGTConstants.isNovalue;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_AUTHORCONTACTS;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_AUTHORNAMES;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_DESCRIPTION;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_KEYWORDS;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_LABEL;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_LICENSE;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_NAME;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_STATUS;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_inProf_DESCRIPTION;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_inTan_DESCRIPTION;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_outTc3_DESCRIPTION;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_outTc9_DESCRIPTION;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_pProfthres_DESCRIPTION;
import static org.jgrasstools.hortonmachine.i18n.HortonMessages.OMSTC_pTanthres_DESCRIPTION;
import java.awt.image.RenderedImage;
import java.awt.image.WritableRaster;
import javax.media.jai.iterator.RandomIter;
import javax.media.jai.iterator.RandomIterFactory;
import javax.media.jai.iterator.WritableRandomIter;
import oms3.annotations.Author;
import oms3.annotations.Description;
import oms3.annotations.Execute;
import oms3.annotations.In;
import oms3.annotations.Keywords;
import oms3.annotations.Label;
import oms3.annotations.License;
import oms3.annotations.Name;
import oms3.annotations.Out;
import oms3.annotations.Status;
import org.geotools.coverage.grid.GridCoverage2D;
import org.jgrasstools.gears.libs.modules.JGTConstants;
import org.jgrasstools.gears.libs.modules.JGTModel;
import org.jgrasstools.gears.utils.RegionMap;
import org.jgrasstools.gears.utils.coverage.CoverageUtilities;
import org.jgrasstools.hortonmachine.i18n.HortonMessageHandler;
@Description(OMSTC_DESCRIPTION)
@Author(name = OMSTC_AUTHORNAMES, contact = OMSTC_AUTHORCONTACTS)
@Keywords(OMSTC_KEYWORDS)
@Label(OMSTC_LABEL)
@Name(OMSTC_NAME)
@Status(OMSTC_STATUS)
@License(OMSTC_LICENSE)
public class OmsTc extends JGTModel {
@Description(OMSTC_inProf_DESCRIPTION)
@In
public GridCoverage2D inProf = null;
@Description(OMSTC_inTan_DESCRIPTION)
@In
public GridCoverage2D inTan = null;
@Description(OMSTC_pProfthres_DESCRIPTION)
@In
public double pProfthres = 0.0;
@Description(OMSTC_pTanthres_DESCRIPTION)
@In
public double pTanthres = 0.0;
@Description(OMSTC_outTc9_DESCRIPTION)
@Out
public GridCoverage2D outTc9 = null;
@Description(OMSTC_outTc3_DESCRIPTION)
@Out
public GridCoverage2D outTc3 = null;
private HortonMessageHandler msg = HortonMessageHandler.getInstance();
@Execute
public void process() throws Exception {
if (!concatOr(outTc3 == null, outTc9 == null, doReset)) {
return;
}
checkNull(inProf, inTan);
RegionMap regionMap = CoverageUtilities.getRegionParamsFromGridCoverage(inProf);
int cols = regionMap.getCols();
int rows = regionMap.getRows();
RenderedImage profRI = inProf.getRenderedImage();
RandomIter profRandomIter = RandomIterFactory.create(profRI, null);
RenderedImage tanRI = inTan.getRenderedImage();
RandomIter tangRandomIter = RandomIterFactory.create(tanRI, null);
WritableRaster tc3WR = CoverageUtilities.createDoubleWritableRaster(profRI.getWidth(), profRI.getHeight(), null,
profRI.getSampleModel(), null);
WritableRandomIter tc3Iter = RandomIterFactory.createWritable(tc3WR, null);
WritableRaster tc9WR = CoverageUtilities.createDoubleWritableRaster(profRI.getWidth(), profRI.getHeight(), null,
profRI.getSampleModel(), null);
WritableRandomIter tc9Iter = RandomIterFactory.createWritable(tc9WR, null);
// calculate ...
pm.beginTask(msg.message("working") + "tc9...", rows); //$NON-NLS-1$ //$NON-NLS-2$
for( int j = 0; j < rows; j++ ) {
for( int i = 0; i < cols; i++ ) {
double tangValue = tangRandomIter.getSampleDouble(i, j, 0);
if (isNovalue(tangValue)) {
tc9Iter.setSample(i, j, 0, JGTConstants.doubleNovalue);
} else {
double profValue = profRandomIter.getSampleDouble(i, j, 0);
if (Math.abs(tangValue) <= pTanthres) {
if (Math.abs(profValue) <= pProfthres) {
tc9Iter.setSample(i, j, 0, 10);
} else if (profValue < -pProfthres) {
tc9Iter.setSample(i, j, 0, 20);
} else if (profValue > pProfthres) {
tc9Iter.setSample(i, j, 0, 30);
}
} else if (tangValue < -pTanthres) {
if (Math.abs(profValue) <= pProfthres) {
tc9Iter.setSample(i, j, 0, 40);
} else if (profValue < -pProfthres) {
tc9Iter.setSample(i, j, 0, 50);
} else if (profValue > pProfthres) {
tc9Iter.setSample(i, j, 0, 60);
}
} else if (tangValue > pTanthres) {
if (Math.abs(profValue) <= pProfthres) {
tc9Iter.setSample(i, j, 0, 70);
} else if (profValue < -pProfthres) {
tc9Iter.setSample(i, j, 0, 80);
} else if (profValue > pProfthres) {
tc9Iter.setSample(i, j, 0, 90);
}
}
}
}
pm.worked(1);
}
pm.done();
pm.beginTask(msg.message("working") + "tc3...", rows); //$NON-NLS-1$ //$NON-NLS-2$
for( int j = 0; j < rows; j++ ) {
for( int i = 0; i < cols; i++ ) {
double cp9Value = tc9Iter.getSampleDouble(i, j, 0);
if (!isNovalue(cp9Value)) {
if (cp9Value == 70 || cp9Value == 90 || cp9Value == 30) {
tc3Iter.setSample(i, j, 0, 15);
} else if (cp9Value == 10) {
tc3Iter.setSample(i, j, 0, 25);
} else {
tc3Iter.setSample(i, j, 0, 35);
}
} else {
tc3Iter.setSample(i, j, 0, cp9Value);
}
}
pm.worked(1);
}
pm.done();
outTc3 = CoverageUtilities.buildCoverage("tc3", tc3WR, regionMap, inProf.getCoordinateReferenceSystem()); //$NON-NLS-1$
outTc9 = CoverageUtilities.buildCoverage("tc9", tc9WR, regionMap, inProf.getCoordinateReferenceSystem()); //$NON-NLS-1$
}
}