1 files changed, 32 insertions, 0 deletions
diff --git a/game/entities/collisionMap.js b/game/entities/collisionMap.js
new file mode 100644
index 0000000..fa0a29e
--- /dev/null
+++ b/game/entities/collisionMap.js
@@ -0,0 +1,32 @@
+'use strict';
+
+var CollisionMap = function() {
+  this.map = [];
+};
+
+CollisionMap.prototype = {
+  addToMap: function(x, y) {
+    if (!this.map) {
+      this.map = [];
+    }
+    if (!this.map[x]) {
+      this.map[x] = [];
+    }
+
+    this.map[x][y] = true;
+  },
+  removeFromMap: function(x,y) {
+    if (!this.map || !this.map[x]) {
+      return;
+    }
+    this.map[x][y] = false;
+  },
+  checkMap: function(x,y) {
+    if (!this.map || !this.map[x]) {
+      return false;
+    }
+    return !!this.map[x][y];
+  }
+}
+
+module.exports = CollisionMap;
+\ No newline at end of file