Fixed bug in patch_euclid.set_length(); it was only operating on x & y, but not z. How didn't this break anything years ago? Also, patched Vector2 class as well as Vector3

Author: etjones-erisyon

solid/patch_euclid.py

@@ -1,18 +1,31 @@
 import euclid3
-from euclid3 import *
+from euclid3 import Vector3, Vector2, Line3
 
 # NOTE: The PyEuclid on PyPi doesn't include several elements added to
 # the module as of 13 Feb 2013.  Add them here until euclid supports them
 
-def as_arr_local(self):
+def as_arr_local2(self):
+    return [self.x, self.y]
+
+def as_arr_local3(self):
     return [self.x, self.y, self.z]
 
-def set_length_local(self, length):
+def set_length_local2(self, length):
+    d = self.magnitude()
+    if d:
+        factor = length / d
+        self.x *= factor
+        self.y *= factor
+
+    return self
+
+def set_length_local3(self, length):
     d = self.magnitude()
     if d:
         factor = length / d
         self.x *= factor
         self.y *= factor
+        self.z *= factor
 
     return self
 
@@ -30,8 +43,14 @@ def _intersect_line3_line3(A, B):
 
 def run_euclid_patch():
     if 'as_arr' not in dir(Vector3):
-        Vector3.as_arr = as_arr_local
+        Vector3.as_arr = as_arr_local3
+    if 'as_arr' not in dir(Vector2):
+        Vector2.as_arr = as_arr_local2
+
     if 'set_length' not in dir(Vector3):
-        Vector3.set_length = set_length_local
+        Vector3.set_length = set_length_local3
+    if 'set_length' not in dir(Vector2):
+        Vector2.set_length = set_length_local2
+        
     if '_intersect_line3' not in dir(Line3):
         Line3._intersect_line3 = _intersect_line3_line3