6 files changed, 92 insertions, 9 deletions
diff --git a/Resources/DefaultContent/Libraries/GameLab/Class.lua b/Resources/DefaultContent/Libraries/GameLab/Class.lua
index 346d807..8f74d10 100644
--- a/Resources/DefaultContent/Libraries/GameLab/Class.lua
+++ b/Resources/DefaultContent/Libraries/GameLab/Class.lua
@@ -1,5 +1,32 @@
--- GameLab Class 
-local Class = {}
-GameLab.Class = Class 
+local _class = function (className, pkg) 
+    local class = {}
+    class._type = { -- 类型元数据，GameLab的类型都会包含这些
+        mode = "lua",
+        name = className, 
+        package = pkg,
+    }
+    class.__index = class
+    class.New = function(...) 
+        local instance = {} 
+        setmetatable(instance, class)
+        instance:Ctor(...)
+        return instance
+    end
+    return class
+end
 
+local Class = function(className, pkg)
+    local cls = _class(className, pkg)
+    cls.Extend = function(childName, childPkg)
+        local child = _class(childName, childPkg) 
+        if cls then 
+            setmetatable(child, cls)
+            child._base = cls
+        end 
+        return child
+    end
+    return cls
+end  
 
+GameLab.Class = Class
+return Class
+\ No newline at end of file
diff --git a/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector2.lua b/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector2.lua
index e69de29..dc961b2 100644
--- a/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector2.lua
+++ b/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector2.lua
@@ -0,0 +1,5 @@
+local Vector2 = GameLab.Class("Vector2", "GameLab.Engine.Math")
+
+
+
+return Vector2
+\ No newline at end of file
diff --git a/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector3.lua b/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector3.lua
index e69de29..f355a65 100644
--- a/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector3.lua
+++ b/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector3.lua
@@ -0,0 +1,5 @@
+local Vector3 = GameLab.Class("Vector3", "GameLab.Engine.Math")
+
+
+
+return Vector3
+\ No newline at end of file
diff --git a/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector4.lua b/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector4.lua
index e69de29..84a114f 100644
--- a/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector4.lua
+++ b/Resources/DefaultContent/Libraries/GameLab/Engine/Math/Vector4.lua
@@ -0,0 +1,45 @@
+local Vector4 = GameLab.Class("Vector4", "GameLab.Engine.Math")
+
+Vector4.Ctor = function (self, x, y, z, w)
+    self.x = x or 0    
+    self.y = y or 0    
+    self.z = z or 0    
+    self.w = w or 0    
+end
+
+Vector4.Magnitude = function (self)
+
+end
+
+Vector4.Normalized = function (self)
+
+end
+
+Vector4.SqrMagnitude = function (self)
+
+end
+
+Vector4.Distance = function (self, to)
+
+end
+
+Vector4.Dot = function(self, v)
+
+end
+
+Vector4.Lerp = function(self, v, t)
+
+end
+
+Vector4.Project = function (self, v)
+
+end
+
+Vector4.Scale = function(self, scale)
+
+end
+
+Vector4.one = Vector4.New(1,1,1,1)
+Vector4.zero = Vector4.New(0,0,0,0)
+
+return Vector4
+\ No newline at end of file
diff --git a/Resources/DefaultContent/Libraries/GameLab/Engine/Math/init.lua b/Resources/DefaultContent/Libraries/GameLab/Engine/Math/init.lua
index ade8fca..0cf945e 100644
--- a/Resources/DefaultContent/Libraries/GameLab/Engine/Math/init.lua
+++ b/Resources/DefaultContent/Libraries/GameLab/Engine/Math/init.lua
@@ -1,12 +1,13 @@
-GameLab.Math = GameLab.Math or {}
+GameLab.Engine.Math = GameLab.Engine.Math or {}
 
 local Debug = GameLab.Debug
 
-local m = GameLab.Math
+local m = GameLab.Engine.Math
 local require = GameLab.require(...)
 
 m.Vector2 = require("Vector2")
 m.Vector3 = require("Vector3")
+m.Vector4 = require("Vector4")
 m.Matrix4x4 = require("Matrix4x4")
 m.Matrix3x3 = require("Matrix3x3")
 m.Quaternion = require("Quaternion")
diff --git a/Resources/DefaultContent/Libraries/GameLab/init.lua b/Resources/DefaultContent/Libraries/GameLab/init.lua
index abc6e9a..9245165 100644
--- a/Resources/DefaultContent/Libraries/GameLab/init.lua
+++ b/Resources/DefaultContent/Libraries/GameLab/init.lua
@@ -1,16 +1,16 @@
 GameLab = GameLab or {} 
 
+-- methods
 GameLab.require = function(packageName)
     local _require = function(path)
-        return packageName .. "." .. path
+        return require(packageName .. "." .. path)
     end 
     return _require
 end
 
-GameLab.Debug.Log("GameLab")
-
 local require = GameLab.require(...)
 
---GameLab.Class = require("Class")
+-- classes
+GameLab.Class = require("Class")
 
 return GameLab
 \ No newline at end of file