basic drawing engine

src/sig/Board.java

@@ -12,10 +12,16 @@ public class Board {
     double max_rise_spd;
     double max_fall_spd;
     double[] combo_power_bonus;
-    public Board(int width, int height, double gravity, double launch_power, double max_rise_spd, double max_fall_spd,
+    int x,y;
+    int block_width,block_height;
+    public Board(int centerX,int centerY,int block_width,int block_height,int boardWidth, int boardHeight, double gravity, double launch_power, double max_rise_spd, double max_fall_spd,
             double[] combo_power_bonus) {
-        this.width = width;
+        this.x=centerX;
-        this.height = height;
+        this.y=centerY;
+        this.block_width=block_width;
+        this.block_height=block_height;
+        this.width = boardWidth;
+        this.height = boardHeight;
         this.gravity = gravity;
         this.launch_power = launch_power;
         this.max_rise_spd = max_rise_spd;
@@ -24,7 +30,7 @@ public class Board {
         this.blockData = new ArrayList<BlockClump>();
 
         List<Block> initialBlocks = new ArrayList<Block>();
-        for (int x=0;x<width;x++) {
+        for (int x=0;x<boardWidth;x++) {
             for (int y=0;y<3;y++) {
                 initialBlocks.add(new Block(x,y));
             }

src/sig/Meteo.java

@@ -1,8 +1,78 @@
 package sig;
 
+import javax.swing.JFrame;
+
 public class Meteo {
+    public final static int SCREEN_WIDTH=640;
+    public final static int SCREEN_HEIGHT=640;
+    public static long FRAMECOUNT=0;
+    public static JFrame f;
+    public static Board b;
+
+    public final static long TIMEPERTICK = 16666667l;
+
+    public static void runGameLoop() {
+        FRAMECOUNT++;
+    }
+
     public static void main(String[] args) {
         double[] val = {0,0,};
-        Board b = new Board(8,14,0.05,1,4,1,val);
+        b = new Board(SCREEN_WIDTH/2,SCREEN_HEIGHT/2,16,16,8,14,0.05,1,4,1,val);
+
+        JFrame f = new JFrame("Meteo Engine");
+        Panel p = new Panel();
+
+        new Thread() {
+            public void run(){
+                while (true) {
+                    long startTime = System.nanoTime();
+                    p.repaint();
+                    long endTime = System.nanoTime();
+                    long diff = endTime-startTime;
+                    if (diff>TIMEPERTICK) { //Took longer than 1/60th of a second. No sleep.
+                        System.err.println("Frame Drawing took longer than "+TIMEPERTICK+"ns to calculate ("+diff+"ns total)!");
+                    } else {
+                        try {
+                            long sleepTime = TIMEPERTICK - diff;
+                            long millis = (sleepTime)/1000000;
+                            int nanos = (int)(sleepTime-(((sleepTime)/1000000)*1000000));
+                            //System.out.println("FRAME DRAWING: Sleeping for ("+millis+"ms,"+nanos+"ns) - "+(diff)+"ns");
+                            Thread.sleep(millis,nanos);
+                        } catch (InterruptedException e) {
+                            e.printStackTrace();
+                        }
+                    }
+                }
+            }
+        }.start();
+
+        new Thread() {
+            public void run(){
+                while (true) {
+                    long startTime = System.nanoTime();
+                    runGameLoop();
+                    long endTime = System.nanoTime();
+                    long diff = endTime-startTime;
+                    if (diff>TIMEPERTICK) { //Took longer than 1/60th of a second. No sleep.
+                        System.err.println("Main Game Loop took longer than "+TIMEPERTICK+"ns to calculate ("+diff+"ns total)!");
+                    } else {
+                        try {
+                            long sleepTime = TIMEPERTICK - diff;
+                            long millis = (sleepTime)/1000000;
+                            int nanos = (int)(sleepTime-(((sleepTime)/1000000)*1000000));
+                            //System.out.println("Sleeping for ("+millis+"ms,"+nanos+"ns) - "+(diff)+"ns");
+                            Thread.sleep(millis,nanos);
+                        } catch (InterruptedException e) {
+                            e.printStackTrace();
+                        }
+                    }
+                }
+            }
+        }.start();
+
+        f.add(p);
+        f.setSize(SCREEN_WIDTH,SCREEN_HEIGHT);
+        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        f.setVisible(true);
     }
 }

src/sig/Panel.java

@@ -0,0 +1,16 @@
+package sig;
+
+import javax.swing.JPanel;
+import java.awt.Graphics;
+
+public class Panel extends JPanel{
+
+    Panel() {
+        this.setSize(Meteo.SCREEN_WIDTH,Meteo.SCREEN_HEIGHT);
+    }
+
+    public void paintComponent(Graphics g) {
+        super.paintComponent(g);
+        g.drawString(Long.toString(Meteo.FRAMECOUNT),0,16);
+    }
+}