asdakjsdk

1 files changed, 12 insertions, 0 deletions

diff --git a/src/main/java/kr/syeyoung/dungeonsguide/utils/VectorUtils.java b/src/main/java/kr/syeyoung/dungeonsguide/utils/VectorUtils.java
new file mode 100644
index 00000000..89a4e7d1
--- /dev/null
+++ b/src/main/java/kr/syeyoung/dungeonsguide/utils/VectorUtils.java
@@ -0,0 +1,12 @@
+package kr.syeyoung.dungeonsguide.utils;
+
+import javax.vecmath.Vector2d;
+
+public class VectorUtils {
+    public static Vector2d rotateCounterClockwise(Vector2d vector2d) {
+        return new Vector2d(-vector2d.y, vector2d.x);
+    }
+    public static Vector2d rotateClockwise(Vector2d vector2d) {
+        return new Vector2d(vector2d.y, -vector2d.x);
+    }
+}