/*
* Encog(tm) Core v3.4 - Java Version
* http://www.heatonresearch.com/encog/
* https://github.com/encog/encog-java-core
* Copyright 2008-2016 Heaton Research, Inc.
*
* 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.
*
* For more information on Heaton Research copyrights, licenses
* and trademarks visit:
* http://www.heatonresearch.com/copyright
*/
package org.encog.ca.visualize.basic;
import java.awt.Image;
import java.awt.image.BufferedImage;
import java.awt.image.WritableRaster;
import org.encog.ca.universe.DiscreteCell;
import org.encog.ca.universe.Universe;
import org.encog.ca.universe.UniverseCell;
import org.encog.ca.visualize.CAVisualizer;
public class BasicCAVisualizer implements CAVisualizer {
private Universe universe;
private int currentZoom;
private int zoom = 1;
private int width;
private int height;
private int[] pixels;
private BufferedImage currentImage;
private WritableRaster raster;
public BasicCAVisualizer(Universe theUniverse) {
this.universe = theUniverse;
}
private void fillCell(int row, int col, UniverseCell cell) {
for (int y = 0; y < this.currentZoom; y++) {
int idx = (((row * currentZoom) + y) * (width * currentZoom) * 3)
+ ((col * currentZoom) * 3);
for (int x = 0; x < this.currentZoom; x++) {
if (cell instanceof DiscreteCell) {
if (cell.get(0) > 0) {
pixels[idx++] = 255;
pixels[idx++] = 255;
pixels[idx++] = 255;
} else {
pixels[idx++] = 0;
pixels[idx++] = 0;
pixels[idx++] = 0;
}
} else {
for (int i = 0; i < 3; i++) {
double d = (cell.get(i) + 1.0) / 2.0;
pixels[idx++] = Math.min((int) (d * 255.0),255);
}
}
}
}
}
public Image visualize() {
this.currentZoom = this.zoom;
this.width = universe.getColumns();
this.height = universe.getRows();
int imageSize = width * height * currentZoom * currentZoom * 3;
if (this.pixels == null || this.pixels.length != imageSize) {
this.currentImage = new BufferedImage(width * currentZoom, height
* currentZoom, BufferedImage.TYPE_INT_RGB);
this.raster = this.currentImage.getRaster();
this.pixels = new int[imageSize];
}
for (int row = 0; row < height; row++) {
for (int col = 0; col < width; col++) {
UniverseCell cell = universe.get(row, col);
fillCell(row, col, cell);
}
}
raster.setPixels(0, 0, width * this.currentZoom, height
* this.currentZoom, pixels);
return this.currentImage;
}
@Override
public int getZoom() {
return this.zoom;
}
@Override
public void setZoom(int z) {
this.zoom = z;
}
}