/* * #%L * ImageJ software for multidimensional image processing and analysis. * %% * Copyright (C) 2014 - 2020 ImageJ developers. * %% * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * #L% */ package net.imagej.ops.geom.geom2d; import java.util.ArrayList; import java.util.List; import net.imagej.ops.Ops; import net.imagej.ops.geom.GeomUtils; import net.imagej.ops.special.function.AbstractUnaryFunctionOp; import net.imglib2.RealLocalizable; import net.imglib2.RealPoint; import net.imglib2.roi.geom.real.DefaultWritablePolygon2D; import net.imglib2.roi.geom.real.Polygon2D; import org.scijava.plugin.Plugin; /** * Generic implementation of {@code geom.boundingBox}. * * @author Daniel Seebacher (University of Konstanz) */ @Plugin(type = Ops.Geometric.BoundingBox.class) public class DefaultBoundingBox extends AbstractUnaryFunctionOp<Polygon2D, Polygon2D> implements Ops.Geometric.BoundingBox { @Override public Polygon2D calculate(final Polygon2D input) { double min_x = Double.POSITIVE_INFINITY; double max_x = Double.NEGATIVE_INFINITY; double min_y = Double.POSITIVE_INFINITY; double max_y = Double.NEGATIVE_INFINITY; for (final RealLocalizable rl : GeomUtils.vertices(input)) { if (rl.getDoublePosition(0) < min_x) { min_x = rl.getDoublePosition(0); } if (rl.getDoublePosition(0) > max_x) { max_x = rl.getDoublePosition(0); } if (rl.getDoublePosition(1) < min_y) { min_y = rl.getDoublePosition(1); } if (rl.getDoublePosition(1) > max_y) { max_y = rl.getDoublePosition(1); } } final List<RealLocalizable> bounds = new ArrayList<>(); bounds.add(new RealPoint(min_x, min_y)); bounds.add(new RealPoint(min_x, max_y)); bounds.add(new RealPoint(max_x, max_y)); bounds.add(new RealPoint(max_x, min_y)); return new DefaultWritablePolygon2D(bounds); } }