/*
* ------------------------------------------------------------------------
*
* Copyright (C) 2003 - 2013
* University of Konstanz, Germany and
* KNIME GmbH, Konstanz, Germany
* Website: http://www.knime.org; Email: contact@knime.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, Version 3, as
* published by the Free Software Foundation.
*
* 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>.
*
* Additional permission under GNU GPL version 3 section 7:
*
* KNIME interoperates with ECLIPSE solely via ECLIPSE's plug-in APIs.
* Hence, KNIME and ECLIPSE are both independent programs and are not
* derived from each other. Should, however, the interpretation of the
* GNU GPL Version 3 ("License") under any applicable laws result in
* KNIME and ECLIPSE being a combined program, KNIME GMBH herewith grants
* you the additional permission to use and propagate KNIME together with
* ECLIPSE with only the license terms in place for ECLIPSE applying to
* ECLIPSE and the GNU GPL Version 3 applying for KNIME, provided the
* license terms of ECLIPSE themselves allow for the respective use and
* propagation of ECLIPSE together with KNIME.
*
* Additional permission relating to nodes for KNIME that extend the Node
* Extension (and in particular that are based on subclasses of NodeModel,
* NodeDialog, and NodeView) and that only interoperate with KNIME through
* standard APIs ("Nodes"):
* Nodes are deemed to be separate and independent programs and to not be
* covered works. Notwithstanding anything to the contrary in the
* License, the License does not apply to Nodes, you are not required to
* license Nodes under the License, and you are granted a license to
* prepare and propagate Nodes, in each case even if such Nodes are
* propagated with or for interoperation with KNIME. The owner of a Node
* may freely choose the license terms applicable to such Node, including
* when such Node is propagated with or for interoperation with KNIME.
* --------------------------------------------------------------------- *
*
*/
package org.knime.knip.base.nodes.proc;
import java.util.List;
import org.knime.core.node.defaultnodesettings.SettingsModel;
import org.knime.knip.base.data.img.ImgPlusCell;
import org.knime.knip.base.data.img.ImgPlusValue;
import org.knime.knip.base.node.IterableIntervalsNodeDialog;
import org.knime.knip.base.node.IterableIntervalsNodeFactory;
import org.knime.knip.base.node.IterableIntervalsNodeModel;
import org.knime.node.v210.FullDescriptionDocument.FullDescription;
import org.knime.node.v210.KnimeNodeDocument;
import org.knime.node.v210.KnimeNodeDocument.KnimeNode;
import net.imagej.ImgPlus;
import net.imglib2.IterableInterval;
import net.imglib2.converter.read.ConvertedRandomAccessibleInterval;
import net.imglib2.img.ImgView;
import net.imglib2.ops.img.UnaryOperationBasedConverter;
import net.imglib2.ops.operation.Operations;
import net.imglib2.ops.operation.UnaryOperation;
import net.imglib2.ops.operation.real.unary.RealUnaryOperation;
import net.imglib2.type.NativeType;
import net.imglib2.type.numeric.RealType;
/**
* Factory class to produce an image inverter node.
*
* @author <a href="mailto:dietzc85@googlemail.com">Christian Dietz</a>
* @author <a href="mailto:horn_martin@gmx.de">Martin Horn</a>
* @author <a href="mailto:michael.zinsmaier@googlemail.com">Michael Zinsmaier</a>
* @param <T>
* @param <L>
*/
public class InverterNodeFactory2<T extends RealType<T> & NativeType<T>, L extends Comparable<L>>
extends IterableIntervalsNodeFactory<T, T, L> {
/**
* Default Constructor
*/
public InverterNodeFactory2() {
super();
}
private class SignedRealInvert<I extends RealType<I>, O extends RealType<O>> implements RealUnaryOperation<I, O> {
@Override
public O compute(final I x, final O output) {
final double value = x.getRealDouble() * -1.0 - 1;
output.setReal(value);
return output;
}
@Override
public SignedRealInvert<I, O> copy() {
return new SignedRealInvert<I, O>();
}
}
private class UnsignedRealInvert<I extends RealType<I>, O extends RealType<O>> implements RealUnaryOperation<I, O> {
private final double m_specifiedMax;
/**
* Constructor.
*
* @param specifiedMax - maximum value of the range to invert about
*/
public UnsignedRealInvert(final double specifiedMax) {
this.m_specifiedMax = specifiedMax;
}
@Override
public O compute(final I x, final O output) {
final double value = m_specifiedMax - x.getRealDouble();
output.setReal(value);
return output;
}
@Override
public UnsignedRealInvert<I, O> copy() {
return new UnsignedRealInvert<I, O>(m_specifiedMax);
}
}
/**
* {@inheritDoc}
*/
@Override
protected void createNodeDescription(final KnimeNodeDocument doc) {
final KnimeNode node = doc.addNewKnimeNode();
node.setIcon("icons/inverter.png");
node.setType(KnimeNode.Type.MANIPULATOR);
node.setName("Inverter");
node.setShortDescription("Inverts Images");
final FullDescription desc = node.addNewFullDescription();
desc.addNewIntro().addNewP().newCursor().setTextValue("Inverts Images");
}
/**
* {@inheritDoc}
*/
@Override
public IterableIntervalsNodeModel<T, T, L> createNodeModel() {
return new IterableIntervalsNodeModel<T, T, L>(false) {
private UnaryOperation<T, T> m_preparedOp;
@Override
protected T getOutType(final T input) {
return input.createVariable();
}
/**
* {@inheritDoc}
*/
@Override
protected ImgPlusCell<T> compute(final ImgPlusValue<T> cellValue) throws Exception {
if (isLabelingPresent()) {
// here we really can't optimize using converters
return super.compute(cellValue);
} else {
// this can be done faster
final ImgPlus<T> fromCell = cellValue.getImgPlus();
return m_cellFactory.createCell(new ImgPlus<T>(
ImgView.wrap(new ConvertedRandomAccessibleInterval<T, T>(fromCell,
new UnaryOperationBasedConverter<T, T>(
createOp(fromCell.firstElement().createVariable())),
getOutType(fromCell.firstElement())), fromCell.factory()),
fromCell));
}
}
@Override
public void prepareOperation(final T input) {
m_preparedOp = createOp(input);
}
@Override
public UnaryOperation<IterableInterval<T>, IterableInterval<T>> operation() {
return Operations.map(m_preparedOp);
}
private UnaryOperation<T, T> createOp(final T input) {
UnaryOperation<T, T> invert;
if (input.getMinValue() < 0) {
invert = new SignedRealInvert<T, T>();
} else {
invert = new UnsignedRealInvert<T, T>(input.getMaxValue());
}
return invert;
}
@Override
protected void addSettingsModels(final List<SettingsModel> settingsModels) {
//
}
};
}
/**
* {@inheritDoc}
*/
@Override
protected IterableIntervalsNodeDialog<T> createNodeDialog() {
return new IterableIntervalsNodeDialog<T>(false) {
/**
* {@inheritDoc}
*/
@Override
protected String getDefaultSuffixForAppend() {
return "_inverted";
}
@Override
public void addDialogComponents() {
//
}
};
}
}