import java.awt.*;
import java.awt.event.*;

import javax.swing.*;

@SuppressWarnings("serial")
public class G3Test extends JApplet implements Runnable, MouseListener,
		MouseMotionListener, KeyListener {
	Image img;
	Graphics2D g2;
	Thread t;
	int mx, my;
	int pmx, pmy;
	int nmx, nmy;
	boolean ml, mr;
	boolean pml, pmr;
	boolean nml, nmr;
	G3Renderer g3;
	int count;

	@Override
	public void init() {
		setSize(512, 384);
		setPreferredSize(new Dimension(512, 384));
		addMouseListener(this);
		addMouseMotionListener(this);
		addKeyListener(this);
		setFocusable(true);
		initGame();
		t = new Thread(this);
		t.start();
	}

	void initGame() {
		g3 = new G3Renderer(512, 384);
	}

	public void step() {
		if (img == null)
			img = createImage(512, 384);
		if (img == null)
			return;
		if (g2 == null)
			g2 = (Graphics2D) img.getGraphics();
		move();
		draw();
		Graphics g = getGraphics();
		if (g != null && img != null) {
			g.drawImage(img, 0, 0, null);
			Toolkit.getDefaultToolkit().sync();
			g.dispose();
		}
	}

	@Override
	public void update(Graphics g) {
		paint(g);
	}

	@Override
	public void paint(Graphics g) {
		g.drawImage(img, 0, 0, null);
	}

	void move() {
		pmx = mx;
		pmy = my;
		mx = nmx;
		my = nmy;
		pml = ml;
		pmr = mr;
		ml = nml;
		mr = nmr;
		count++;
	}

	void draw() {
		g2.setColor(new Color(0, 0, 0));
		g2.fillRect(0, 0, 512, 384);
		g3.updateScene(0xff000080);
		long st = System.nanoTime();
		g3.rotateY(count / 100f);
		g3.rotateX(count / 70f);
		g3.scale(2, 2, 2);
		g3.setMaterial(0.8f, 0.8f, 0, 0, 0, 1, 0, 0, 1);
		g3.drawPolygon(new float[] { -100, 100, 0 },
				new float[] { 100, 100, 0 }, new float[] { -100, -100, 0 },
				null, null, null, null, null, null);
		g3.drawPolygon(new float[] { 100, 100, 0 },
				new float[] { 100, -100, 0 }, new float[] { -100, -100, 0 },
				null, null, null, null, null, null);
		g3.setMaterial(0.8f, 0.8f, 0, 0, 0, 0, 0, 1, 1);
		g3.rotateY((float) Math.PI / 2f);
		g3.drawPolygon(new float[] { -100, 100, 0 },
				new float[] { 100, 100, 0 }, new float[] { -100, -100, 0 },
				null, null, null, null, null, null);
		g3.drawPolygon(new float[] { 100, 100, 0 },
				new float[] { 100, -100, 0 }, new float[] { -100, -100, 0 },
				null, null, null, null, null, null);
		g3.setMaterial(0.8f, 0.8f, 0, 0, 0, 0, 1, 0, 1);
		g3.rotateX((float) Math.PI / 2f);
		g3.drawPolygon(new float[] { -100, 100, 0 },
				new float[] { 100, 100, 0 }, new float[] { -100, -100, 0 },
				null, null, null, null, null, null);
		g3.drawPolygon(new float[] { 100, 100, 0 },
				new float[] { 100, -100, 0 }, new float[] { -100, -100, 0 },
				null, null, null, null, null, null);
		long en = System.nanoTime();
		System.out.println((en - st) / 1000000f);
		g3.updateFrame();
		g2.drawImage(g3.getSceneImage(), 0, 0, null);
	}

	public void run() {
		long ot, nt, mt, slp, over, tar;
		ot = System.nanoTime();
		tar = 20000000;
		over = 0;
		while (true) {
			step();
			nt = System.nanoTime();
			mt = nt - ot;
			slp = tar - mt - over;
			if (slp < 2000000) {
				try {
					Thread.sleep(2);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
				over = 0;
				ot = System.nanoTime();
			} else {
				try {
					Thread.sleep(slp / 1000000);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
				ot = System.nanoTime();
				over = ot - nt - slp;
			}
		}
	}

	public void mouseClicked(MouseEvent e) {
	}

	public void mouseEntered(MouseEvent e) {
	}

	public void mouseExited(MouseEvent e) {
	}

	public void mousePressed(MouseEvent e) {
		switch (e.getButton()) {
		case MouseEvent.BUTTON1:
			nml = true;
			break;
		case MouseEvent.BUTTON3:
			nmr = true;
			break;
		}
	}

	public void mouseReleased(MouseEvent e) {
		switch (e.getButton()) {
		case MouseEvent.BUTTON1:
			nml = false;
			break;
		case MouseEvent.BUTTON3:
			nmr = false;
			break;
		}
	}

	public void mouseDragged(MouseEvent e) {
		nmx = e.getX();
		nmy = e.getY();
	}

	public void mouseMoved(MouseEvent e) {
		nmx = e.getX();
		nmy = e.getY();
	}

	public void keyPressed(KeyEvent e) {
	}

	public void keyReleased(KeyEvent e) {
	}

	public void keyTyped(KeyEvent e) {
	}

	public static void main(String[] args) {
		JFrame frame = new JFrame("3Dエンジンテスト用");
		G3Test applet = new G3Test();
		applet.init();
		frame.add(applet);
		frame.setResizable(false);
		frame.pack();
		frame.setLocationRelativeTo(null);
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setVisible(true);
	}
}