NearestNeighborPixel_IL_U8.java

/*
 * Copyright (c) 2011-2016, 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.alg.interpolate.impl;

import boofcv.alg.interpolate.NearestNeighborPixelMB;
import boofcv.core.image.border.ImageBorder_IL_S32;
import boofcv.struct.image.InterleavedU8;


/**
 * <p>
 * Performs nearest neighbor interpolation to extract values between pixels in an image.
 * </p>
 *
 * <p>
 * NOTE: This code was automatically generated using {@link GenerateNearestNeighborPixel_IL}.
 * </p>
 *
 * @author Peter Abeles
 */
public class NearestNeighborPixel_IL_U8 extends NearestNeighborPixelMB<InterleavedU8> {

	private int pixel[] = new int[3];
	public NearestNeighborPixel_IL_U8() {
	}

	public NearestNeighborPixel_IL_U8(InterleavedU8 orig) {

		setImage(orig);
	}
	@Override
	public void setImage(InterleavedU8 image) {
		super.setImage(image);
		int N = image.getImageType().getNumBands();
		if( pixel.length != N )
			pixel = new int[ N ];
	}

		@Override
	public void get(float x, float y, float[] values) {
		if (x < 0 || y < 0 || x > width-1 || y > height-1 ) {
			((ImageBorder_IL_S32)border).get((int) Math.floor(x), (int) Math.floor(y), pixel);
			for (int i = 0; i < pixel.length; i++) {
				values[i] = pixel[i];
			}
		} else {
			get_fast(x,y,values);
		}
	}

	@Override
	public void get_fast(float x, float y, float[] values) {
		int xx = (int)x;
		int yy = (int)y;

		orig.unsafe_get(xx,yy,pixel);
		for (int i = 0; i < pixel.length; i++) {
			values[i] = pixel[i];
		}
	}

}