From 3ede7e2a14fdc3ba0927240ca1b50c1bd7927e44 Mon Sep 17 00:00:00 2001
From: Lee <nerd_rage@live.com>
Date: Sat, 12 Jan 2013 17:25:49 -0500
Subject: [PATCH] Added Renderer, Screen

Also, yes, Eclipse.
---
 .gitignore        |  24 ++++++-----
 src/Renderer.java | 120 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/Screen.java   |  33 +++++++++++++++
 3 files changed, 167 insertions(+), 10 deletions(-)
 create mode 100644 src/Renderer.java
 create mode 100644 src/Screen.java

diff --git a/.gitignore b/.gitignore
index 3ded774..f42c311 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,10 +1,14 @@
-*.class
-
-bin/*
-
-.ant_targets
-
-# Package Files #
-*.jar
-*.war
-*.ear
+*.class
+
+bin/*
+
+.ant_targets
+
+# Package Files #
+*.jar
+*.war
+*.ear
+
+# Eclipse #
+.classpath
+.project
diff --git a/src/Renderer.java b/src/Renderer.java
new file mode 100644
index 0000000..65c0d4c
--- /dev/null
+++ b/src/Renderer.java
@@ -0,0 +1,120 @@
+
+import java.awt.Canvas;
+import java.awt.Dimension;
+import java.awt.Graphics;
+import java.awt.image.BufferStrategy;
+import java.awt.image.BufferedImage;
+import java.awt.image.DataBufferInt;
+
+import javax.swing.JFrame;
+
+public class Renderer extends Canvas implements Runnable {
+	private static final long serialVersionUID = 1L;
+
+	public static int width = 320;
+	public static int height = 240;
+	public static int scale = 2;
+	
+	public String title = "Title";
+
+	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 Renderer(int width, int height) {
+		System.out.println(width);
+	}
+	
+	public Renderer() {
+		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 run() {
+		long lastTime = System.nanoTime();
+		long timer = System.currentTimeMillis();
+		double delta = 0;
+		int frames = 0;
+		int updates = 0;
+		long now;
+		while (running) {
+			now = System.nanoTime();
+			delta += (now - lastTime) * 6.0 / 100000000.0;
+			lastTime = now;
+			while (delta >= 1) {
+				update();
+				updates++;
+				delta--;
+				render();
+				frames++;
+			}
+			if (System.currentTimeMillis() - timer > 1000) {
+				timer += 1000;
+				frame.setTitle(title + " | updates: " + updates + " | frames: "+ frames);
+				frames = 0;
+				updates = 0;
+			}
+		}
+		stop();
+	}
+
+	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();
+		g.drawImage(image, 0, 0, getWidth(), getHeight(), null);
+		g.dispose();
+		bs.show();
+	}
+
+	public static void main(String[] args) {
+		Renderer render = new Renderer();
+		render.frame.setResizable(false);
+		render.frame.setTitle(render.title);
+		render.frame.add(render);
+		render.frame.pack();
+		render.frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		render.frame.setLocationRelativeTo(null);
+		render.frame.setVisible(true);
+
+		render.start();
+		render.screen.draw(100,100,0xFFFFFF);
+	}
+}
diff --git a/src/Screen.java b/src/Screen.java
new file mode 100644
index 0000000..1e00d30
--- /dev/null
+++ b/src/Screen.java
@@ -0,0 +1,33 @@
+
+public class Screen {
+
+	private int width, height;
+	public int[] pixels;
+	private int[] _grid;
+
+	public Screen(int width, int height) {
+		this.width = width;
+		this.height = height;
+
+		pixels = new int[width * height];
+		_grid = new int[width * height];
+	}
+
+	public void clear() {
+		for (int x = 0; x < _grid.length; x++) {
+			pixels[x] = 0;
+		}
+	}
+
+	public void render() {
+		for (int x = 0; x < width; x++) {
+			for (int y = 0; y < height; y++) {
+				pixels[x + y * width] = _grid[x + y * width];
+			}
+		}
+	}
+
+	public void draw(int x, int y, int color) {
+		_grid[x + y * width] = color;
+	}
+}