arkanoid

breakout.js

@@ -1,19 +1,31 @@
+/* Arkanoid level is 10x10 */
+
 var score = 0;
 var highscore = 0;
 var lives = 3;
 var balls = 0;
 
-var lvlwidth = 450;
+var brick = World.spawn(gameobjects['brick']);
+var brickbb = brick.char.boundingbox;
+var bwidth = brickbb.r - brickbb.l;
+var bheight = brickbb.t-brickbb.b;
+brick.kill();
+
+var rows = 15;
+var cols = 13;
+
+var lvlwidth = bwidth*cols;
 var lvlheight = 600;
 
 let bricks = 0;
 let allbricks = [];
 
+
 //var frameworld = World
 
 var f = World.spawn(gameobjects['edge2d']);
-f.edge2d.cpoints = Geometry.box(lvlwidth,lvlheight);
 f.edge2d.thickness = 10;
+f.edge2d.cpoints = Geometry.box(lvlwidth+f.edge2d.thickness*2,lvlheight);
 f.draw = function() {
   Debug.line(f.edge2d.points, Color.green, 0, f.edge2d.thickness*2);
 };
@@ -22,15 +34,9 @@ register_draw(f.draw,f);
 
 Debug.draw_phys(true);
 
-var brick = World.spawn(gameobjects['brick']);
-var brickbb = brick.char.boundingbox;
-var bwidth = brickbb.r - brickbb.l;
-var bheight = brickbb.t-brickbb.b;
-brick.kill();
-
 var fitbricks = Math.floor(lvlwidth/bwidth);
 
-let wingame = function() {
+var wingame = function() {
   allballs.forEach(x=>x.kill());
   Log.warn("WINNER");
   Player.players[0].uncontrol(paddle);
@@ -40,63 +46,77 @@ let wingame = function() {
   });
 }
 
-let killbrick = function() {
+var killbrick = function() {
   bricks--;
 
   if (bricks <= 0)
     wingame();
 };
 
-var rowbricks = 8;
+/* Spawn bricks */
-for (var row = 0; row < rowbricks; row++) {
+if (!IO.exists('lvl1.json')) {
-  for (var col = 0; col < 6; col++) {
+  var lvl1 = {};
-    var brick = World.spawn(gameobjects['brick']);
+  lvl1.bricks = [];
-    allbricks.push(brick);
-    brick.stop = function() { killbrick(); };
-    bricks++;
 
-    var bcolor = Rainbow.red;
+  for (var i = 0; i < rows; i++) {
-    switch (col) {
+    lvl1.bricks.push([]);
-      case 0:
+    for (var j = 0; j < cols; j++) {
-        bcolor = Rainbow.red;
+      lvl1.bricks[i].push(1);
-	break;
-      case 1:
-        bcolor = Rainbow.orange;
-	break;
-      case 2:
-        bcolor = Rainbow.darkorange;
-	break;
-      case 3:
-        bcolor = Rainbow.yellow;
-	break;
-      case 4:
-        bcolor = Rainbow.green;
-	break;
-      case 5:
-        bcolor = Rainbow.blue;
-	break;
-    }
-    brick.char.color = bcolor;
-    var startcol = lvlheight/2-50; // 50 pixel gap between top and brick start
-    let x = -(rowbricks/2) * bwidth;
-    var pos = [x+bwidth*row+bwidth/2, startcol-bheight*col];
-    brick.pos = pos;
-
-    if (Math.random() < 0.1) {
-      if (Math.random() < 0.5) {
-        brick.powerup = function() {
-	  var p = spawn_powerup(this.pos, () => Gamestate.spawnball());
-	  p.color = Rainbow.blue;
-	}
-      } else {
-        brick.powerup = function() {
-	  var p = spawn_powerup(this.pos, () => paddle.grow());
-	  p.color = Rainbow.green;
-	}
-      }
     }
   }
+  
+  IO.slurpwrite(JSON.stringify(lvl1), 'lvl1.json');
 }
+
+Color.Arkanoid = {
+  white: [0,0,0,255],
+  orange: [255,143,0,255],
+  teal: [0,255,255,255],
+  green: [0,255,0,255],
+  red: [255,0,0,255],
+  blue: [0,112,255,255],
+  purple: [255,0,255,255],
+  yellow: [255,255,0],
+  silver: [157,157,157],
+  gold: [188,174,0],
+};
+
+Color.Arkanoid.Powerups = {
+  red: [174,0,0], /* laser */
+  blue: [0,0,174], /* enlarge */
+  green: [0,174,0], /* catch */
+  orange: [224,143,0], /* slow */
+  purple: [210,0,210], /* break */
+  cyan: [0,174,255], /* disruption */
+  gray: [143,143,143] /* 1up */
+};
+
+var lvl = JSON.parse(IO.slurp("lvl1.json"));
+
+for (var row = 0; row < rows; row++) {
+  for (var col = 0; col < cols; col++) {
+    if (lvl.bricks[row][col] === 0)
+      continue;
+      
+    var brick = World.spawn(gameobjects['brick']);
+    allbricks.push(brick);
+    brick.powerup = function() {
+      if (Math.random() < 0.1)
+        spawn_random_powerup(this.pos);
+	
+      killbrick();
+    };
+    
+    bricks++;
+    
+//    brick.char.color = bcolor;
+    var startrow = lvlheight/2-bheight*2; // one brick gap between top and brick start
+    var x = -(cols/2) * bwidth;
+    var pos = [x+bwidth*col+bwidth/2, startrow-bheight*row];
+    brick.pos = pos;
+  }
+}
+
 var paddle = World.spawn(gameobjects['paddle']);
 paddle.extents = lvlwidth/2 - f.edge2d.thickness;
 paddle.pos = [0,-lvlheight/2+paddle.height*4];
@@ -114,6 +134,80 @@ Gamestate.spawnball = function() {
   allballs.push(bb);
 }
 
+var powerups = {};
+
+function mk_pup(color, fn, weight) {
+  weight ??= 1;
+  var o = {};
+  o.color = color;
+  o.fn = fn;
+  o.weight = weight;
+  return o;
+};
+
+powerups.laser = mk_pup(Color.Arkanoid.Powerups.red, null);
+powerups.enlarge = mk_pup(Color.Arkanoid.Powerups.blue, null);
+powerups.catch = mk_pup(Color.Arkanoid.Powerups.green, null);
+powerups.slow = mk_pup(Color.Arkanoid.Powerups.orange, null);
+powerups.break = mk_pup(Color.Arkanoid.Powerups.purple, null, 0.5);
+powerups.disruption = mk_pup(Color.Arkanoid.Powerups.cyan, null);
+powerups.player = mk_pup(Color.Arkanoid.Powerups.gray, null, 0.5);
+
+function select_weighted(objs)
+{
+  var total = 0;
+  var total = objs.reduce(function(acc, item) { acc += item.weight; return acc; }, 0);
+  var selection = Math.random() * total;
+
+  var i;
+  for (i = 0; i < objs.length-1; i++) {
+    selection -= objs[i].weight;
+    if (selection <= 0)
+      return objs[i];
+   };
+
+  return objs.last;
+}
+
+function select_weighted_binary(objs)
+{
+  var mobjs = objs.slice();
+  mobjs[0].total = 0;
+  for (var i = 1; i < mobjs.length; i++)
+    mobjs[i].total = mobjs[i-1].total + mobjs[i].weight;
+
+  var select = Math.random() * mobjs.last.total
+  var obj = Math.floor((mobjs.length-1)/2);
+
+  while (mobjs.length > 0) {
+    if (select < mobjs[obj].total) {
+      mobjs.splice(obj,obj-1);
+      obj = Math.floor((mobjs.length-1)/2);
+    } else if (select > mobjs[obj+1].total) {
+      mobjs.splice(0,obj-1);
+      obj = Math.floor((mobjs.length-1)/2);
+    } else
+      return mobjs[obj];
+  }
+
+  return mobjs[obj];
+}
+
+var last_powerup = {};
+
+function spawn_random_powerup(pos)
+{
+  var p = World.spawn(gameobjects['upgrade_drop']);
+  p.pos = pos;
+
+  var power = select_weighted(powerups.array());
+  if (last_powerup === power)
+    power = powerups.disruption;
+    
+  p.color = power.color;
+  p.upgrade = power.fn;
+}
+
 function spawn_powerup(pos, fn) {
   var p = World.spawn(gameobjects['upgrade_drop']);
   p.pos = pos;

config.js

@@ -25,14 +25,14 @@ gameobject.clone("ball", {
   },
 });
 
-var Gameboy = {
+Color.Gameboy = {
   darkest: [15,56,15],
   dark: [48,98,48],
   light: [139,172,15],
   lightest: [155,188,15]
 };
 
-var Rainbow = {
+Color.Rainbow = {
   red: [204,0,1],
   orange: [255,102,0],
   darkorange: [205,102,1],
@@ -55,17 +55,13 @@ gameobject.clone("brick", {
       this.timer.time = Math.random_range(2,10);
     }, Math.random_range(2,10));
 
-    this.char.color = Rainbow.red;
+    this.char.color = Color.Rainbow.red;
   },
 
   flash() {
     this.char.play("flash");
   },
 
-  stop() {
-    Log.warn("killed a brick");
-  },
-
   collide(hit) {
     if (hit.obj.from !== 'ball')
       return;
@@ -164,7 +160,7 @@ gameobject.clone("upgrade_drop", {
   size: 12,
   phys:1,
   collider: circle2d.clone(),
-  color: Rainbow.blue,
+  color: Color.Rainbow.blue,
 
   start() {
     this.collider.radius = this.size;

lvl1.lvl

@@ -1,58 +0,0 @@
-[
- {
-  "from": "brick",
-  "pos": [
-   -363,
-   51
-  ],
-  "angle": 0
- },
- {
-  "from": "brick",
-  "pos": [
-   3,
-   52
-  ],
-  "angle": 0
- },
- {
-  "from": "brick",
-  "pos": [
-   336,
-   52
-  ],
-  "angle": 0
- },
- {
-  "from": "brick",
-  "pos": [
-   -197,
-   138
-  ],
-  "angle": 0
- },
- {
-  "from": "brick",
-  "pos": [
-   175,
-   133
-  ],
-  "angle": 0
- },
- {
-  "from": "brick",
-  "pos": [
-   -18,
-   222
-  ],
-  "angle": 0
- },
- {
-  "from": "paddle",
-  "pos": [
-   2.264005184173584,
-   -241.11599731445312
-  ],
-  "angle": 0
- }
-]

startmenu.js

@@ -57,8 +57,9 @@ var stt = Tween.embed(menuopts, 'superpos', [Window.dimensions.scale([0.4,0.9]),
 
 Tween.embed(menuopts, 'color', rainbowchain, {time: 1, loop: "circle", whole: false});
 
-var background_gui = GUI.image_fn({path:"hexagon_pattern_gray.png", color: Color.blue, width: Window.width, height: Window.height, image_repeat: true});
+var background_gui = GUI.image_fn({path:"hexagon_pattern_gray.png", color: Color.red, width: Window.width, height: Window.height, image_repeat: true});
 Tween.embed(background_gui, 'image_repeat_offset', [[0,0], [1,1]], {time: 1, loop: "repeat"});
+Tween.embed(background_gui, 'color', [Color.red, Color.blue], {time: 3, loop: "circle"});
 
 function startmenu() {
   background_gui.draw([0,0]);

title.lvl

@@ -1,13 +0,0 @@
-[
- {
-  "from": "ball",
-  "collider": {
-   "rradius": 17.53038937284941
-  },
-  "_pos": [
-   -5.000000000000021,
-   -121
-  ],
-  "_angle": 0
- }
-]