init

js/tick_handler.js

@@ -0,0 +1,55 @@
+/* 
+    Code for global game ticks.
+*/
+
+function TickHandler(canvas) {
+    this.canvas = canvas;
+    this.ticks = 0;
+    this.noTick = false;
+}
+
+TickHandler.prototype.tick = function () {
+    if (this.noTick) return;
+
+    let canvas = this.canvas;
+ 
+    this.canvas.noTick = new Uint16Array(canvas.blocks.length);
+
+    for (let i = 0; i < canvas.width * canvas.height; i++) {
+        let cx = Math.floor(i / canvas.height);
+        let cy = i % canvas.height;
+
+        if (this.canvas.noTick[i]) continue;
+
+        let currBlock = this.canvas.blocks[i];
+
+        let allEq = true;
+
+        if (this.ticks % 10 == 0) {
+            new GameEvent('temp', mainTiles.tiles[currBlock], [cx, cy, this.ticks], this.canvas);
+        }
+
+        for (let x = -1; x < 2; x ++) {
+            for (let y = -1; y < 2; y++) {
+                let blok = this.canvas.getBlock(cx + x, cy + y);
+    
+                allEq = (blok == currBlock);
+    
+                if (!allEq) break;
+            }
+            if (!allEq) break;
+        }
+    
+        if (allEq) continue;
+
+        new GameEvent('tick', mainTiles.tiles[currBlock], [cx, cy, this.ticks], this.canvas);
+    }
+
+    for (let change of canvas.queuedChanges) {
+        canvas.setBlock(change[0], change[1], change[2]);
+    }
+    canvas.queuedChanges = [];
+
+    this.ticks++;
+    this.ticks = this.ticks % 3600;
+}