Create a gist now

Instantly share code, notes, and snippets.

What would you like to do?
Goop (Java, BufferedImage)
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
public class Goop extends JPanel implements ActionListener {
private BufferedImage canvas;
public void actionPerformed(ActionEvent e) {
long startTime = System.currentTimeMillis();
//"raindrops"
for(int i = 0; i < 10; i++) {
int r = (int)(Math.random() * ((w*h)-(w*2)));
r += w;
data[r] = -1;
data[r + w] = -1;
data[r + 1] = -1;
data[r - 1] = -1;
data[r - w] = -1;
}
//"goop"
for(int i = w*2; i < (w*h) - (w*2); i++) {
//falling animation
if(data[i] > max) max = data[i];
int avg = data[i - w]
+ data[i - w*2]
+ data[i - 2]
+ data[i - 1]
+ data[i]
+ data[i + 1]
+ data[i + 2]
+ data[i + w]
+ data[i + w*2];
avg = avg / 9;
if(avg > max / 2)
data[i - w*2] = avg;
data[i - w] = avg;
data[i - 2] = avg;
data[i - 1] = avg;
data[i] = avg;
data[i + 1] = avg;
data[i + 2] = avg;
data[i + w] = avg;
if(avg < max / 2)
data[i + w*2] = avg;
}
//"wipers"
for(int i=0; i<20;i++) {
wx += (Math.random() * 4 - 2);
wy += (Math.random() * 4 - 2);
if(wx < 0) {
wx = w - 2;
} else if(wx >= w) {
wx = 0;
}
if(wy < 0) {
wy = h - 2;
} else if(wy >= h) {
wy = 0;
}
data[wx*wy] = -1;
}
canvas.setRGB(0,0,w,h,data,0,w);
repaint();
long endTime = System.currentTimeMillis();
//System.out.println(endTime - startTime);
}
private int w;
private int h;
private int wx = 0;
private int wy = 0;
private int data[];
private int max = 0;
public Goop(int width, int height) {
Timer timer = new Timer(0, this);
this.w = width;
this.h = height;
data = new int[w * h];
canvas = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
for(int i = 0; i < w*h; i++) {
int r = (int)(Math.random() * 255);
int g = (int)(Math.random() * 255);
int b = (int)(Math.random() * 255);
data[i] = new Color(r,g,b).getRGB();
}
timer.start();
}
public Dimension getPreferredSize() {
return new Dimension(canvas.getWidth(), canvas.getHeight());
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
Graphics2D g2 = (Graphics2D) g;
g2.drawImage(canvas, null, null);
}
public static void main(String[] args) {
JFrame frame = new JFrame("Killing the processor");
Goop panel = new Goop(1024, 768);
frame.add(panel);
frame.pack();
frame.setVisible(true);
frame.setResizable(false);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment