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BoofCV is an open source Java library for real-time computer vision and robotics applications.

There is a newer version: 1.1.7

/*
 * Copyright (c) 2011-2020, Peter Abeles. All Rights Reserved.
 *
 * This file is part of BoofCV (http://boofcv.org).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package boofcv.abst.feature.detect.interest;

import boofcv.struct.Configuration;

/**
 * Configuration for {@link boofcv.alg.feature.detect.intensity.ShiTomasiCornerIntensity Shi-Tomasi} corner.
 *
 * @author Peter Abeles
 */
public class ConfigShiTomasi implements Configuration {

	/**
	 * If true a Gaussian kernel will be used otherwise a table/block filter is used.
	 * False runs much faster but selects a different location. Application
	 * specific which one is preferred. False is more commonly used.
	 */
	public boolean weighted = false;

	/**
	 * Radius of the kernel convolved across the image. Larger values act as a low pass filter.
	 * 2 or more is recommended but 1 is default for backwards compatibility.
	 */
	public int radius = 1;

	public ConfigShiTomasi(boolean weighted, int radius) {
		this.weighted = weighted;
		this.radius = radius;
	}

	public ConfigShiTomasi(){}

	@Override
	public void checkValidity() {
		if( radius <= 0 )
			throw new IllegalArgumentException("Radius must be greater than zero");
	}

	public void setTo( ConfigShiTomasi src ) {
		this.weighted = src.weighted;
		this.radius = src.radius;
	}

	public ConfigShiTomasi copy() {
		var dst = new ConfigShiTomasi();
		dst.setTo(this);
		return dst;
	}
}