Hack helper for distance sensors

src/engine/runtime.js

@@ -288,6 +288,27 @@ Runtime.prototype.greenFlag = function () {
     }
 };
 
+/**
+ * Distance sensor hack
+ */
+Runtime.prototype.startDistanceSensors = function () {
+    // Add all top stacks with distance sensor
+    for (var j = 0; j < this.stacks.length; j++) {
+        var topBlock = this.stacks[j];
+        if (this.blocks[topBlock].opcode === 'wedo_whendistanceclose') {
+            var alreadyRunning = false;
+            for (var k = 0; k < this.threads.length; k++) {
+                if (this.threads[k].topBlock === topBlock) {
+                    alreadyRunning = true;
+                }
+            }
+            if (!alreadyRunning) {
+                this._pushThread(this.stacks[j]);
+            }
+        }
+    }
+};
+
 /**
  * Stop "everything"
  */

vm.js

@@ -1466,6 +1466,27 @@
 	    }
 	};
 
+	/**
+	 * Distance sensor hack
+	 */
+	Runtime.prototype.startDistanceSensors = function () {
+	    // Add all top stacks with distance sensor
+	    for (var j = 0; j < this.stacks.length; j++) {
+	        var topBlock = this.stacks[j];
+	        if (this.blocks[topBlock].opcode === 'wedo_whendistanceclose') {
+	            var alreadyRunning = false;
+	            for (var k = 0; k < this.threads.length; k++) {
+	                if (this.threads[k].topBlock === topBlock) {
+	                    alreadyRunning = true;
+	                }
+	            }
+	            if (!alreadyRunning) {
+	                this._pushThread(this.stacks[j]);
+	            }
+	        }
+	    }
+	};
+
 	/**
 	 * Stop "everything"
 	 */