2 files changed, 41 insertions, 4 deletions
diff --git a/Data/BuiltIn/Libraries/GameLab/Engine/Math/Matrix44.lua b/Data/BuiltIn/Libraries/GameLab/Engine/Math/Matrix44.lua
index 9386daf..4e833a1 100644
--- a/Data/BuiltIn/Libraries/GameLab/Engine/Math/Matrix44.lua
+++ b/Data/BuiltIn/Libraries/GameLab/Engine/Math/Matrix44.lua
@@ -8,6 +8,22 @@ Matrix44.Ctor = function(self)
     end 
 end
 
+Matrix44.get_colum1 = function(self) 
+
+end 
+
+Matrix44.get_colum2 = function(self) 
+
+end 
+
+Matrix44.get_colum3 = function(self) 
+
+end 
+
+Matrix44.get_colum4 = function(self) 
+
+end 
+
 Matrix44.Clear = function(self)
     for r = 0, 3 do 
         for c = 0, 3 do 
diff --git a/Data/BuiltIn/Libraries/GameLab/Engine/Math/Vector2.lua b/Data/BuiltIn/Libraries/GameLab/Engine/Math/Vector2.lua
index 8aeb30a..24aa233 100644
--- a/Data/BuiltIn/Libraries/GameLab/Engine/Math/Vector2.lua
+++ b/Data/BuiltIn/Libraries/GameLab/Engine/Math/Vector2.lua
@@ -1,14 +1,29 @@
 local Vector2 = GameLab.GlobalClass("GameLab.Engine.Math.Vector2")
+local Vector4 = GameLab.Include("GameLab.Engine.Math.Vector4")
 
 function Vector2:Ctor(x, y)
     self.x = x or 0
     self.y = y or 0
 end
 
-function Vector2:__add(other)
-    self.x = self.x + other.x 
-    self.y = self.y + other.y
-    return self
+function Vector2:get_xyxy()
+    local v = Vector4(self.x, self.y, self.x, self.y)
+    return v
+end
+
+function Vector2:get_xx() 
+    local v = Vector2(self.x, self.x)
+    return v
+end 
+
+function Vector2:get_yy() 
+    local v = Vector2(self.y, self.y)
+    return v
+end 
+
+function Vector2:get_yx() 
+    local v = Vector2(self.y, self.x)
+    return v
 end 
 
 function Vector2:Set(other)
@@ -22,6 +37,12 @@ function Vector2:Add(other)
     return self
 end 
 
+function Vector2:__add(other)
+    self.x = self.x + other.x 
+    self.y = self.y + other.y
+    return self
+end 
+
 function Vector2:__tostring() 
     return string.format("%0.3f,%0.3f", self.x, self.y)
 end