package com.kgrwhite.cyrene;
import java.awt.*;
import java.awt.image.*;
import javax.swing.JFrame;
import com.kgrwhite.cyrene.graphics.Screen;
public class Game extends Canvas implements Runnable {
private static final long serialVersionUID = 1L;
public static int width = 300;
public static int height = width / 16 * 9;
public static int scale = 3;
public static String title = "Cyrene";
private Thread thread;
private JFrame frame;
private boolean running = false;
private Screen screen;
private BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
private int[] pixels = ((DataBufferInt)image.getRaster().getDataBuffer()).getData();
public Game(){
Dimension size = new Dimension(width * scale, height * scale);
setPreferredSize(size);
screen = new Screen(width, height);
frame = new JFrame();
}
public synchronized void start(){
running = true;
thread = new Thread(this, "Display");
thread.start();
}
public synchronized void stop(){
running = false;
try{
thread.join();
} catch(InterruptedException e){
e.printStackTrace();
}
}
public void update(){
}
public void render(){
BufferStrategy bs = getBufferStrategy();
if (bs == null){
createBufferStrategy(3);
return;
}
screen.clear();
screen.render();
for (int i = 0; i < pixels.length; i++){
pixels[i] = screen.pixels[i];
}
Graphics g = bs.getDrawGraphics();
//Graphics here
g.setColor(Color.BLACK);
g.fillRect(0, 0, getWidth(), getHeight());
g.drawImage(image, 0, 0, getWidth(), getHeight(), null);
//end graphics
g.dispose();
bs.show();
}
public void run(){
long lastTime = System.nanoTime();
long timer = System.currentTimeMillis();
final double ns = 1000000000.0 / 60.0;
double delta = 0;
int frames = 0;
int updates = 0;
while (running){
long now = System.nanoTime();
delta += (now - lastTime) / ns;
lastTime = now;
while (delta >= 1){
update();
updates++;
delta--;
}
render();
frames++;
if (System.currentTimeMillis() - timer > 1000){
timer += 1000;
//System.out.println(updates + " ups, " + frames + " fps");
frame.setTitle(title + " | " +" UPS: " + updates + " FPS: " + frames);
updates = 0;
frames = 0;
}
}
stop();
}
public static void main(String[] args){
Game game = new Game();
game.frame.setResizable(false);
game.frame.setTitle(Game.title);
game.frame.add(game);
game.frame.pack();
game.frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
game.frame.setLocationRelativeTo(null);
game.frame.setVisible(true);
game.start();
}
}