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

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/*
 * Copyright (c) 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.struct;

import georegression.struct.point.Point2D_F64;
import lombok.Getter;
import lombok.Setter;

/**
 * Data structure for a point coordinate and the gradient at that location
 *
 * @author Peter Abeles
 */
public class PointGradient_F64 extends Point2D_F64 {
	/** Image gradient at this location */
	public @Getter @Setter double dx, dy;

	public PointGradient_F64( double x, double y, double dx, double dy ) {
		super(x, y);
		this.dx = dx;
		this.dy = dy;
	}

	public PointGradient_F64( PointGradient_F64 orig ) {
		setTo(orig);
	}

	public PointGradient_F64() {}

	public void setTo( PointGradient_F64 orig ) {
		this.x = orig.x;
		this.y = orig.y;
		this.dx = orig.dx;
		this.dy = orig.dy;
	}

	public void setTo( double x, double y, double dx, double dy ) {
		this.x = x;
		this.y = y;
		this.dx = dx;
		this.dy = dy;
	}

	@Override public PointGradient_F64 copy() {
		return new PointGradient_F64(this);
	}
}