142 lines
4 KiB
Java
142 lines
4 KiB
Java
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import java.util.*;
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import java.awt.*;
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import java.lang.Math.*;
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public class TestGraphicWrapper {
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static int width = 128;
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static int height = 128;
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static GraphicsWrapper screen;
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private static void checker (int polarity, double r, double g, double b) {
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screen.clearBuffer();
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for (int i = 0; i < height; i++) {
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for (int j = 0; j < width; j++) {
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if (((i / 8) % 2 == 1) == ((j / 8) % 2 == polarity)) {
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screen.setPixel (j, i, r, g, b);
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}
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}
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}
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}
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static void init () {
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screen = new GraphicsWrapper (width, height, 1);
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}
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static int countNeighbours (int x0, int y0) {
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int count = 0;
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for (int y = y0 - 1; y <= y0 + 1; y++) {
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for (int x = x0 - 1; x <= x0 + 1; x++) {
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if ((x != x0) || (y != y0)) {
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int _x = x % width;
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int _y = y % height;
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Color pix = screen.getFrontPixel (_x, _y);
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if (pix.getRed () != 0) {
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count++;
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}
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}
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}
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}
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return count;
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}
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static void evolve () {
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for (int y = 0; y < height; y++) {
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for (int x = 0; x < width; x++) {
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int c = countNeighbours (x, y);
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Color pix = screen.getFrontPixel (x, y);
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Color bpix = screen.getPixel (x, y);
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if (pix.getRed () == 0) {
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//System.out.println (x + " " + y + " : dead (" + c + " nbrs) "
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// + ((bpix.getRed () == 0) ? "dead" : "alive")
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// );
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if (c == 3) {
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/* born */
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screen.setPixel (x, y, 255, 255, 255);
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} else {
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screen.setPixel (x, y, 0, 0, 0);
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}
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} else {
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//System.out.println (x + " " + y + " : alive (" + c + " nbrs) "
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// + ((bpix.getRed() == 0) ? "dead" : "alive"));
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if ((c >= 2) && (c <= 3)) {
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/* survive */
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screen.setPixel (x, y, 255, 255, 255);
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} else {
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/* die */
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screen.setPixel (x, y, 0, 0, 0);
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}
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}
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}
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}
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}
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public static void testChecker () throws Exception {
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for (int k = 0; k < 10; k++) {
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checker (1, 1.0, 1.0, 1.0);
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screen.swapBuffers ();
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Thread.sleep (100);
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checker (0, 1.0, 1.0, 1.0);
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screen.swapBuffers ();
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Thread.sleep (100);
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}
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}
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public static void testConway () throws Exception {
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screen.clearBuffer ();
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//screen.swapBuffers ();
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//screen.clearBuffer ();
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//screen.swapBuffers ();
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/*
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for (int y = 0; y < height; y++) {
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for (int x = 0; x < width; x++) {
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if (Math.random() < 0.3) {
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screen.setPixel (x, y, 255, 255, 255);
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}
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}
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}
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*/
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screen.setPixel (20, 10, 255, 255, 255);
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screen.setPixel (21, 11, 255, 255, 255);
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screen.setPixel (19, 12, 255, 255, 255);
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screen.setPixel (20, 12, 255, 255, 255);
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screen.setPixel (21, 12, 255, 255, 255);
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screen.swapBuffers ();
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Thread.sleep (1000);
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for (int k = 0; k < 100; k++) {
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evolve ();
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screen.swapBuffers ();
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Thread.sleep (30);
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}
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screen.destroy() ;
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System.exit(0);
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}
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public static void main(String[] args) {
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try {
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init ();
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//testChecker () ;
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testConway () ;
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} catch (Exception e) {
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System.out.println("EXCEPTION: " + e) ;
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e.printStackTrace() ;
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}
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}
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}
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