add throw signal to player

data/scripts/types/vector3.lua

@@ -211,6 +211,11 @@ function Vector3:rotated(axis, angle)
   return Vector3(v)
 end
 
+---Returns a copy of this vector.
+---@return Vector3
+function Vector3:copy()
+  return Vector3(self)
+end
 ---- CONSTANTS
 
 Vector3.UP = Vector3(0, 1, 0)