Refactor building placer

src/js/core/utils.js

@@ -978,3 +978,17 @@ export function formatItemsPerSecond(speed, double = false) {
         : T.ingame.buildingPlacement.infoTexts.itemsPerSecond.replace("<x>", "" + round2Digits(speed)) +
               (double ? "  " + T.ingame.buildingPlacement.infoTexts.itemsPerSecondDouble : "");
 }
+
+/**
+ * Finds the corner point between two vectors
+ * @param {Vector} a
+ * @param {Vector} b
+ */
+export function findCornerBetweenPoints(a, b) {
+    const delta = b.sub(a);
+    if (Math_abs(delta.x) > Math_abs(delta.y)) {
+        return new Vector(a.x, b.y);
+    } else {
+        return new Vector(b.x, a.y);
+    }
+}