one.empty3.library.AntiAliasing Maven / Gradle / Ivy

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/*
 * Copyright (c) 2023. Manuel Daniel Dahmen
 *
 *
 *    Copyright 2012-2023 Manuel Daniel Dahmen
 *
 *    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.
 */

/*

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 */
package one.empty3.library;

import java.awt.*;

public class AntiAliasing {

    public static Image antiAliasing(Image image, int echelle) {
        return image;
    }

    public static Image antiAliasing(ZBuffer z, int echelle, int id) {
        int dimx = z.resX();
        int dimy = z.resY();
        ECBufferedImage img = z.image();
        Image scaled = new ECBufferedImage(dimx / echelle, dimy / echelle,
                ECBufferedImage.TYPE_INT_RGB);
        Graphics g = scaled.getGraphics();

        g.setColor(Color.white);
        g.fillRect(0, 0, dimx / echelle, dimy / echelle);

        int[][] colors = new int[dimx * dimy / echelle / echelle][5];

        for (int i = 0; i < dimx; i++) {
            for (int j = 0; j < dimy; j++) {
                colors[(dimx / echelle) * (j / echelle) + (i / echelle)][0]
                        += new Color(img.getRGB(i, j)).getRed();
                colors[(dimx / echelle) * (j / echelle) + (i / echelle)][1]
                        += new Color(img.getRGB(i, j)).getGreen();
                colors[(dimx / echelle) * (j / echelle) + (i / echelle)][2]
                        += new Color(img.getRGB(i, j)).getBlue();
                // colors[(dimx/echelle)*(j/echelle)+(i/echelle)][4] ++;
            }
        }

        g = scaled.getGraphics();

        for (int i = 0; i < colors.length; i++) {
            for (int j = 0; j < 3; j++) {
                // colors[i][j] /= colors[i][4];
                colors[i][j] /= (echelle * echelle);

            }
            g.setColor(new Color(colors[i][0], colors[i][1], colors[i][2]));
            g.drawLine(i % (dimx / echelle), i / (dimx / echelle), i
                    % (dimx / echelle), i / (dimx / echelle));
        }
        return scaled;
    }
}