61 files changed, 481 insertions, 270 deletions
diff --git a/bin/jin.exe b/bin/jin.exe
index 14c5169..784214f 100644
--- a/bin/jin.exe
+++ b/bin/jin.exe
diff --git a/build/vs2015/jin.vcxproj b/build/vs2015/jin.vcxproj
index 8f64c09..1b1f649 100644
--- a/build/vs2015/jin.vcxproj
+++ b/build/vs2015/jin.vcxproj
@@ -84,6 +84,7 @@
       <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(SolutionDir)..\..\src\;$(SolutionDir)libs\SDL2-2.0.5\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <CompileAs>CompileAsCpp</CompileAs>
+      <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
     </ClCompile>
     <Link>
       <AdditionalDependencies>opengl32.lib;glu32.lib;SDL2main.lib;SDL2.lib;%(AdditionalDependencies)</AdditionalDependencies>
@@ -110,6 +111,7 @@
       <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>$(SolutionDir)..\..\src\;$(SolutionDir)libs\SDL2-2.0.5\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <CompileAs>CompileAsCpp</CompileAs>
+      <ObjectFileName>$(IntDir)/%(RelativeDir)/</ObjectFileName>
     </ClCompile>
     <Link>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
@@ -136,8 +138,12 @@
   </ItemDefinitionGroup>
   <ItemGroup>
     <ClCompile Include="..\..\src\libjin\audio\audio.cpp" />
+    <ClCompile Include="..\..\src\libjin\audio\sdl\audio.cpp" />
+    <ClCompile Include="..\..\src\libjin\audio\sdl\source.cpp" />
     <ClCompile Include="..\..\src\libjin\audio\source.cpp" />
     <ClCompile Include="..\..\src\libjin\core\game.cpp" />
+    <ClCompile Include="..\..\src\libjin\core\thread.cpp" />
+    <ClCompile Include="..\..\src\libjin\core\timer.cpp" />
     <ClCompile Include="..\..\src\libjin\fs\filesystem.cpp" />
     <ClCompile Include="..\..\src\libjin\input\event.cpp" />
     <ClCompile Include="..\..\src\libjin\input\joypad.cpp" />
@@ -181,24 +187,24 @@
     <ClCompile Include="..\..\src\libjin\math\matrix.cpp" />
     <ClCompile Include="..\..\src\libjin\math\vector.cpp" />
     <ClCompile Include="..\..\src\libjin\utils\unittest.cpp" />
-    <ClCompile Include="..\..\src\script\audio\luaopen_audio.cpp" />
-    <ClCompile Include="..\..\src\script\audio\luaopen_Source.cpp" />
-    <ClCompile Include="..\..\src\script\core\luaopen_core.cpp" />
-    <ClCompile Include="..\..\src\script\debug\luaopen_debug.cpp" />
-    <ClCompile Include="..\..\src\script\event\luaopen_event.cpp" />
-    <ClCompile Include="..\..\src\script\filesystem\luaopen_filesystem.cpp" />
-    <ClCompile Include="..\..\src\script\graphics\luaopen_Canvas.cpp" />
-    <ClCompile Include="..\..\src\script\graphics\luaopen_Font.cpp" />
-    <ClCompile Include="..\..\src\script\graphics\luaopen_graphics.cpp" />
-    <ClCompile Include="..\..\src\script\graphics\luaopen_Image.cpp" />
-    <ClCompile Include="..\..\src\script\graphics\luaopen_JSL.cpp" />
-    <ClCompile Include="..\..\src\script\joypad\luaopen_joypad.cpp" />
-    <ClCompile Include="..\..\src\script\keyboard\luaopen_keyboard.cpp" />
-    <ClCompile Include="..\..\src\script\mouse\luaopen_mouse.cpp" />
-    <ClCompile Include="..\..\src\script\luaopen_jin.cpp" />
-    <ClCompile Include="..\..\src\script\net\luaopen_net.cpp" />
-    <ClCompile Include="..\..\src\script\thread\luaopen_Thread.cpp" />
-    <ClCompile Include="..\..\src\script\time\luaopen_time.cpp" />
+    <ClCompile Include="..\..\src\lua\audio\luaopen_audio.cpp" />
+    <ClCompile Include="..\..\src\lua\audio\luaopen_Source.cpp" />
+    <ClCompile Include="..\..\src\lua\core\luaopen_core.cpp" />
+    <ClCompile Include="..\..\src\lua\debug\luaopen_debug.cpp" />
+    <ClCompile Include="..\..\src\lua\event\luaopen_event.cpp" />
+    <ClCompile Include="..\..\src\lua\filesystem\luaopen_filesystem.cpp" />
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_Canvas.cpp" />
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_Font.cpp" />
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_graphics.cpp" />
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_Image.cpp" />
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_JSL.cpp" />
+    <ClCompile Include="..\..\src\lua\joypad\luaopen_joypad.cpp" />
+    <ClCompile Include="..\..\src\lua\keyboard\luaopen_keyboard.cpp" />
+    <ClCompile Include="..\..\src\lua\mouse\luaopen_mouse.cpp" />
+    <ClCompile Include="..\..\src\lua\luaopen_jin.cpp" />
+    <ClCompile Include="..\..\src\lua\net\luaopen_net.cpp" />
+    <ClCompile Include="..\..\src\lua\thread\luaopen_Thread.cpp" />
+    <ClCompile Include="..\..\src\lua\time\luaopen_time.cpp" />
     <ClCompile Include="..\..\src\main.cpp" />
     <ClCompile Include="..\..\src\libjin\render\canvas.cpp" />
     <ClCompile Include="..\..\src\libjin\render\drawable.cpp" />
@@ -212,10 +218,14 @@
     <ClInclude Include="..\..\src\data\font.ttf.h" />
     <ClInclude Include="..\..\src\data\icon.png.h" />
     <ClInclude Include="..\..\src\libjin\audio\audio.h" />
+    <ClInclude Include="..\..\src\libjin\audio\sdl\audio.h" />
+    <ClInclude Include="..\..\src\libjin\audio\sdl\source.h" />
     <ClInclude Include="..\..\src\libjin\audio\source.h" />
     <ClInclude Include="..\..\src\libjin\common\subsystem.h" />
     <ClInclude Include="..\..\src\libjin\core\core.h" />
     <ClInclude Include="..\..\src\libjin\core\game.h" />
+    <ClInclude Include="..\..\src\libjin\core\thread.h" />
+    <ClInclude Include="..\..\src\libjin\core\timer.h" />
     <ClInclude Include="..\..\src\libjin\debug\debug.h" />
     <ClInclude Include="..\..\src\libjin\debug\log.h" />
     <ClInclude Include="..\..\src\libjin\fs\buffer.h" />
@@ -261,20 +271,20 @@
     <ClInclude Include="..\..\src\libjin\math\math.h" />
     <ClInclude Include="..\..\src\libjin\math\matrix.h" />
     <ClInclude Include="..\..\src\libjin\math\quad.h" />
-    <ClInclude Include="..\..\src\libjin\math\rect.h" />
     <ClInclude Include="..\..\src\libjin\math\vector.h" />
+    <ClInclude Include="..\..\src\libjin\physics\physics.h" />
     <ClInclude Include="..\..\src\libjin\render\render.h" />
     <ClInclude Include="..\..\src\libjin\tilemap\tilemap.h" />
-    <ClInclude Include="..\..\src\script\embed\debug.lua.h" />
-    <ClInclude Include="..\..\src\script\embed\embed.h" />
-    <ClInclude Include="..\..\src\script\embed\graphics.lua.h" />
-    <ClInclude Include="..\..\src\script\embed\boot.lua.h" />
-    <ClInclude Include="..\..\src\script\embed\keyboard.lua.h" />
-    <ClInclude Include="..\..\src\script\embed\mouse.lua.h" />
-    <ClInclude Include="..\..\src\script\embed\path.lua.h" />
-    <ClInclude Include="..\..\src\script\joypad\joypad.h" />
-    <ClInclude Include="..\..\src\script\luaopen_jin.h" />
-    <ClInclude Include="..\..\src\script\luaopen_types.h" />
+    <ClInclude Include="..\..\src\lua\embed\debug.lua.h" />
+    <ClInclude Include="..\..\src\lua\embed\embed.h" />
+    <ClInclude Include="..\..\src\lua\embed\graphics.lua.h" />
+    <ClInclude Include="..\..\src\lua\embed\boot.lua.h" />
+    <ClInclude Include="..\..\src\lua\embed\keyboard.lua.h" />
+    <ClInclude Include="..\..\src\lua\embed\mouse.lua.h" />
+    <ClInclude Include="..\..\src\lua\embed\path.lua.h" />
+    <ClInclude Include="..\..\src\lua\joypad\joypad.h" />
+    <ClInclude Include="..\..\src\lua\luaopen_jin.h" />
+    <ClInclude Include="..\..\src\lua\luaopen_types.h" />
     <ClInclude Include="..\..\src\libjin\net\net.h" />
     <ClInclude Include="..\..\src\libjin\render\canvas.h" />
     <ClInclude Include="..\..\src\libjin\render\color.h" />
@@ -287,15 +297,16 @@
     <ClInclude Include="..\..\src\libjin\utils\endian.h" />
     <ClInclude Include="..\..\src\libjin\utils\macros.h" />
     <ClInclude Include="..\..\src\libjin\utils\utils.h" />
+    <ClInclude Include="..\..\src\lua\luax.h" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\..\src\3rdparty\lua51\Makefile" />
-    <None Include="..\..\src\script\embed\debug.lua" />
-    <None Include="..\..\src\script\embed\graphics.lua" />
-    <None Include="..\..\src\script\embed\boot.lua" />
-    <None Include="..\..\src\script\embed\keyboard.lua" />
-    <None Include="..\..\src\script\embed\mouse.lua" />
-    <None Include="..\..\src\script\embed\path.lua" />
+    <None Include="..\..\src\lua\embed\debug.lua" />
+    <None Include="..\..\src\lua\embed\graphics.lua" />
+    <None Include="..\..\src\lua\embed\boot.lua" />
+    <None Include="..\..\src\lua\embed\keyboard.lua" />
+    <None Include="..\..\src\lua\embed\mouse.lua" />
+    <None Include="..\..\src\lua\embed\path.lua" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/build/vs2015/jin.vcxproj.filters b/build/vs2015/jin.vcxproj.filters
index 8094c37..d0e04de 100644
--- a/build/vs2015/jin.vcxproj.filters
+++ b/build/vs2015/jin.vcxproj.filters
@@ -43,52 +43,52 @@
     <Filter Include="src\3rdparty\luax">
       <UniqueIdentifier>{93b29ece-8318-4b20-a65d-2e79c1a2f816}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script">
+    <Filter Include="src\lua">
       <UniqueIdentifier>{e082b09b-1cdc-4c21-967b-eaf7130cf620}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\embed">
+    <Filter Include="src\lua\embed">
       <UniqueIdentifier>{cb6d9d4e-046b-44c7-b00a-c316e87e035c}</UniqueIdentifier>
     </Filter>
     <Filter Include="src\3rdparty\smount">
       <UniqueIdentifier>{dd79db1e-9bec-4f8e-8d37-0d82c74a534b}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\core">
+    <Filter Include="src\lua\core">
       <UniqueIdentifier>{b13ee8dc-41fc-42b3-8b64-f9c261ebfc73}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\graphics">
+    <Filter Include="src\lua\graphics">
       <UniqueIdentifier>{1ed523c3-e203-487f-a13f-a35396f814f3}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\audio">
+    <Filter Include="src\lua\audio">
       <UniqueIdentifier>{4eb54d6d-e336-42f6-8670-d271a458eb56}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\event">
+    <Filter Include="src\lua\event">
       <UniqueIdentifier>{8a740640-925a-4cf6-94d5-89283824a141}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\keyboard">
+    <Filter Include="src\lua\keyboard">
       <UniqueIdentifier>{2a701538-aeee-4f48-a285-0b848c9a3b81}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\mouse">
+    <Filter Include="src\lua\mouse">
       <UniqueIdentifier>{5b69329e-0aa2-4c77-be52-69c09fdbac65}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\debug">
+    <Filter Include="src\lua\debug">
       <UniqueIdentifier>{0280790b-7c7a-406d-8606-b39c944fefaa}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\filesystem">
+    <Filter Include="src\lua\filesystem">
       <UniqueIdentifier>{563ed6fb-3d82-4905-b128-835f3818cc4f}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\net">
+    <Filter Include="src\lua\net">
       <UniqueIdentifier>{6b79b5bf-69c1-458c-81f3-b386b340d39b}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\time">
+    <Filter Include="src\lua\time">
       <UniqueIdentifier>{ee920041-8798-4827-be04-49f9342ba092}</UniqueIdentifier>
     </Filter>
     <Filter Include="src\3rdparty\tekcos">
       <UniqueIdentifier>{065bf16a-223d-4aae-ab0b-c7b5af5e3596}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\thread">
+    <Filter Include="src\lua\thread">
       <UniqueIdentifier>{7957774a-4f34-4255-ab2e-8da9b6c71983}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\embed\script">
+    <Filter Include="src\lua\embed\script">
       <UniqueIdentifier>{1b7a28ed-7715-48bc-8793-6e575e887f77}</UniqueIdentifier>
     </Filter>
     <Filter Include="src\data">
@@ -97,7 +97,7 @@
     <Filter Include="src\libjin\tilemap">
       <UniqueIdentifier>{be27da6f-98b1-4e99-ac75-c3116f1618de}</UniqueIdentifier>
     </Filter>
-    <Filter Include="src\script\joypad">
+    <Filter Include="src\lua\joypad">
       <UniqueIdentifier>{7fd81749-f776-4e5c-b6e2-33372a143560}</UniqueIdentifier>
     </Filter>
     <Filter Include="src\libjin\common">
@@ -109,6 +109,15 @@
     <Filter Include="src\libjin\math">
       <UniqueIdentifier>{3c5d715c-d885-4af9-95db-3b1ca43cae58}</UniqueIdentifier>
     </Filter>
+    <Filter Include="src\libjin\audio\sdl">
+      <UniqueIdentifier>{14019a9d-eeaf-42be-b0ec-833217f3c131}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\libjin\audio\openal">
+      <UniqueIdentifier>{eb34937f-6278-4d8e-ad48-3c7a6dd6606c}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\libjin\physics">
+      <UniqueIdentifier>{3eded42e-5a27-433d-9b0a-c25190008be7}</UniqueIdentifier>
+    </Filter>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\..\src\main.cpp">
@@ -252,68 +261,65 @@
     <ClCompile Include="..\..\src\3rdparty\smount\smount.c">
       <Filter>src\3rdparty\smount</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\libjin\audio\audio.cpp">
-      <Filter>src\libjin\audio</Filter>
-    </ClCompile>
     <ClCompile Include="..\..\src\3rdparty\tekcos\tekcos.c">
       <Filter>src\3rdparty\tekcos</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\audio\luaopen_audio.cpp">
-      <Filter>src\script\audio</Filter>
+    <ClCompile Include="..\..\src\lua\audio\luaopen_audio.cpp">
+      <Filter>src\lua\audio</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\core\luaopen_core.cpp">
-      <Filter>src\script\core</Filter>
+    <ClCompile Include="..\..\src\lua\core\luaopen_core.cpp">
+      <Filter>src\lua\core</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\debug\luaopen_debug.cpp">
-      <Filter>src\script\debug</Filter>
+    <ClCompile Include="..\..\src\lua\debug\luaopen_debug.cpp">
+      <Filter>src\lua\debug</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\event\luaopen_event.cpp">
-      <Filter>src\script\event</Filter>
+    <ClCompile Include="..\..\src\lua\event\luaopen_event.cpp">
+      <Filter>src\lua\event</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\filesystem\luaopen_filesystem.cpp">
-      <Filter>src\script\filesystem</Filter>
+    <ClCompile Include="..\..\src\lua\filesystem\luaopen_filesystem.cpp">
+      <Filter>src\lua\filesystem</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\graphics\luaopen_Canvas.cpp">
-      <Filter>src\script\graphics</Filter>
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_Canvas.cpp">
+      <Filter>src\lua\graphics</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\graphics\luaopen_Font.cpp">
-      <Filter>src\script\graphics</Filter>
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_Font.cpp">
+      <Filter>src\lua\graphics</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\graphics\luaopen_graphics.cpp">
-      <Filter>src\script\graphics</Filter>
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_graphics.cpp">
+      <Filter>src\lua\graphics</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\graphics\luaopen_Image.cpp">
-      <Filter>src\script\graphics</Filter>
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_Image.cpp">
+      <Filter>src\lua\graphics</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\graphics\luaopen_JSL.cpp">
-      <Filter>src\script\graphics</Filter>
+    <ClCompile Include="..\..\src\lua\graphics\luaopen_JSL.cpp">
+      <Filter>src\lua\graphics</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\keyboard\luaopen_keyboard.cpp">
-      <Filter>src\script\keyboard</Filter>
+    <ClCompile Include="..\..\src\lua\keyboard\luaopen_keyboard.cpp">
+      <Filter>src\lua\keyboard</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\mouse\luaopen_mouse.cpp">
-      <Filter>src\script\mouse</Filter>
+    <ClCompile Include="..\..\src\lua\mouse\luaopen_mouse.cpp">
+      <Filter>src\lua\mouse</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\net\luaopen_net.cpp">
-      <Filter>src\script\net</Filter>
+    <ClCompile Include="..\..\src\lua\net\luaopen_net.cpp">
+      <Filter>src\lua\net</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\time\luaopen_time.cpp">
-      <Filter>src\script\time</Filter>
+    <ClCompile Include="..\..\src\lua\time\luaopen_time.cpp">
+      <Filter>src\lua\time</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\luaopen_jin.cpp">
-      <Filter>src\script</Filter>
+    <ClCompile Include="..\..\src\lua\luaopen_jin.cpp">
+      <Filter>src\lua</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\thread\luaopen_Thread.cpp">
-      <Filter>src\script\thread</Filter>
+    <ClCompile Include="..\..\src\lua\thread\luaopen_Thread.cpp">
+      <Filter>src\lua\thread</Filter>
     </ClCompile>
     <ClCompile Include="..\..\src\libjin\audio\source.cpp">
       <Filter>src\libjin\audio</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\joypad\luaopen_joypad.cpp">
-      <Filter>src\script\joypad</Filter>
+    <ClCompile Include="..\..\src\lua\joypad\luaopen_joypad.cpp">
+      <Filter>src\lua\joypad</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\script\audio\luaopen_Source.cpp">
-      <Filter>src\script\audio</Filter>
+    <ClCompile Include="..\..\src\lua\audio\luaopen_Source.cpp">
+      <Filter>src\lua\audio</Filter>
     </ClCompile>
     <ClCompile Include="..\..\src\libjin\input\joypad.cpp">
       <Filter>src\libjin\input</Filter>
@@ -327,6 +333,21 @@
     <ClCompile Include="..\..\src\libjin\math\vector.cpp">
       <Filter>src\libjin\math</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\src\libjin\audio\sdl\audio.cpp">
+      <Filter>src\libjin\audio\sdl</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\src\libjin\audio\sdl\source.cpp">
+      <Filter>src\libjin\audio\sdl</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\src\libjin\audio\audio.cpp">
+      <Filter>src\libjin\audio</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\src\libjin\core\timer.cpp">
+      <Filter>src\libjin\core</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\src\libjin\core\thread.cpp">
+      <Filter>src\libjin\core</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\src\3rdparty\GLEE\GLee.h">
@@ -455,26 +476,26 @@
     <ClInclude Include="..\..\src\libjin\utils\endian.h">
       <Filter>src\libjin\utils</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\embed\debug.lua.h">
-      <Filter>src\script\embed</Filter>
+    <ClInclude Include="..\..\src\lua\embed\debug.lua.h">
+      <Filter>src\lua\embed</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\embed\graphics.lua.h">
-      <Filter>src\script\embed</Filter>
+    <ClInclude Include="..\..\src\lua\embed\graphics.lua.h">
+      <Filter>src\lua\embed</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\embed\keyboard.lua.h">
-      <Filter>src\script\embed</Filter>
+    <ClInclude Include="..\..\src\lua\embed\keyboard.lua.h">
+      <Filter>src\lua\embed</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\embed\embed.h">
-      <Filter>src\script\embed</Filter>
+    <ClInclude Include="..\..\src\lua\embed\embed.h">
+      <Filter>src\lua\embed</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\embed\boot.lua.h">
-      <Filter>src\script\embed</Filter>
+    <ClInclude Include="..\..\src\lua\embed\boot.lua.h">
+      <Filter>src\lua\embed</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\embed\mouse.lua.h">
-      <Filter>src\script\embed</Filter>
+    <ClInclude Include="..\..\src\lua\embed\mouse.lua.h">
+      <Filter>src\lua\embed</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\embed\path.lua.h">
-      <Filter>src\script\embed</Filter>
+    <ClInclude Include="..\..\src\lua\embed\path.lua.h">
+      <Filter>src\lua\embed</Filter>
     </ClInclude>
     <ClInclude Include="..\..\src\libjin\fs\buffer.h">
       <Filter>src\libjin\fs</Filter>
@@ -497,11 +518,11 @@
     <ClInclude Include="..\..\src\3rdparty\tekcos\tekcos.h">
       <Filter>src\3rdparty\tekcos</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\luaopen_jin.h">
-      <Filter>src\script</Filter>
+    <ClInclude Include="..\..\src\lua\luaopen_jin.h">
+      <Filter>src\lua</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\luaopen_types.h">
-      <Filter>src\script</Filter>
+    <ClInclude Include="..\..\src\lua\luaopen_types.h">
+      <Filter>src\lua</Filter>
     </ClInclude>
     <ClInclude Include="..\..\src\libjin\utils\macros.h">
       <Filter>src\libjin\utils</Filter>
@@ -533,7 +554,7 @@
     <ClInclude Include="..\..\src\libjin\tilemap\tilemap.h">
       <Filter>src\libjin\tilemap</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\script\joypad\joypad.h">
+    <ClInclude Include="..\..\src\lua\joypad\joypad.h">
       <Filter>src\libjin\input</Filter>
     </ClInclude>
     <ClInclude Include="..\..\src\libjin\common\subsystem.h">
@@ -554,37 +575,52 @@
     <ClInclude Include="..\..\src\libjin\math\quad.h">
       <Filter>src\libjin\math</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\libjin\math\rect.h">
-      <Filter>src\libjin\math</Filter>
-    </ClInclude>
     <ClInclude Include="..\..\src\libjin\math\constant.h">
       <Filter>src\libjin\math</Filter>
     </ClInclude>
     <ClInclude Include="..\..\src\libjin\math\vector.h">
       <Filter>src\libjin\math</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\src\libjin\audio\sdl\audio.h">
+      <Filter>src\libjin\audio\sdl</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\src\libjin\audio\sdl\source.h">
+      <Filter>src\libjin\audio\sdl</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\src\libjin\physics\physics.h">
+      <Filter>src\libjin\physics</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\src\libjin\core\timer.h">
+      <Filter>src\libjin\core</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\src\libjin\core\thread.h">
+      <Filter>src\libjin\core</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\src\lua\luax.h">
+      <Filter>src\lua</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\..\src\3rdparty\lua51\Makefile">
       <Filter>src\3rdparty\lua51</Filter>
     </None>
-    <None Include="..\..\src\script\embed\boot.lua">
-      <Filter>src\script\embed\script</Filter>
+    <None Include="..\..\src\lua\embed\boot.lua">
+      <Filter>src\lua\embed\script</Filter>
     </None>
-    <None Include="..\..\src\script\embed\debug.lua">
-      <Filter>src\script\embed\script</Filter>
+    <None Include="..\..\src\lua\embed\debug.lua">
+      <Filter>src\lua\embed\script</Filter>
     </None>
-    <None Include="..\..\src\script\embed\graphics.lua">
-      <Filter>src\script\embed\script</Filter>
+    <None Include="..\..\src\lua\embed\graphics.lua">
+      <Filter>src\lua\embed\script</Filter>
     </None>
-    <None Include="..\..\src\script\embed\keyboard.lua">
-      <Filter>src\script\embed\script</Filter>
+    <None Include="..\..\src\lua\embed\keyboard.lua">
+      <Filter>src\lua\embed\script</Filter>
     </None>
-    <None Include="..\..\src\script\embed\mouse.lua">
-      <Filter>src\script\embed\script</Filter>
+    <None Include="..\..\src\lua\embed\mouse.lua">
+      <Filter>src\lua\embed\script</Filter>
     </None>
-    <None Include="..\..\src\script\embed\path.lua">
-      <Filter>src\script\embed\script</Filter>
+    <None Include="..\..\src\lua\embed\path.lua">
+      <Filter>src\lua\embed\script</Filter>
     </None>
   </ItemGroup>
 </Project>
 \ No newline at end of file
diff --git a/src/3rdparty/luax/luax.h b/src/3rdparty/luax/luax.h
index b5ef0f4..d3047b9 100644
--- a/src/3rdparty/luax/luax.h
+++ b/src/3rdparty/luax/luax.h
@@ -18,14 +18,14 @@
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
-
+/**
+* include following 3 files before this
+*    lua.h
+*    lauxlib.h
+*    lualib.h
+*/
 #ifndef __LUAX_H
 #define __LUAX_H
-
-#include "3rdparty/lua51/lua.h"
-#include "3rdparty/lua51/lauxlib.h"
-#include "3rdparty/lua51/lualib.h"
-
 // only for lua 5.1
 #if LUA_VERSION_NUM == 501 
 
@@ -331,4 +331,5 @@ inline int luax_register_searcher(lua_State * L, lua_CFunction f, int pos)
 }
 
 #endif
-#endif
+
+#endif
+\ No newline at end of file
diff --git a/src/libjin/audio/audio.cpp b/src/libjin/audio/audio.cpp
index 7142625..edba496 100644
--- a/src/libjin/audio/audio.cpp
+++ b/src/libjin/audio/audio.cpp
@@ -6,7 +6,7 @@ namespace jin
 {
 namespace audio
 {
-    
+
     shared Audio* Audio::audio = NULL;
 
     bool Audio::init(const SettingBase* setting)
@@ -20,40 +20,5 @@ namespace audio
         CallOnce(_quit());
     }
 
-    onlyonce bool Audio::_init(const SettingBase* s)
-    {
-        if (SDL_Init(SDL_INIT_AUDIO) < 0)
-            return false;
-        
-        const AudioSetting* setting = (AudioSetting*)s;
-        SDL_AudioSpec wanted;
-        zero(wanted);
-        wanted.freq     = setting->freq;
-        wanted.format   = setting->format;
-        wanted.channels = setting->channels;
-        wanted.samples  = setting->samples;
-        wanted.userdata = setting->userdata;
-        wanted.callback = setting->callback;
-
-        if (SDL_OpenAudio(&wanted, NULL) < 0)
-        {
-            return false; 
-        }
-        // start audio 
-        SDL_PauseAudio(0);
-        return true;
-    }
-
-    onlyonce void Audio::_quit()
-    {
-        SDL_CloseAudio();
-        delete audio;
-    }
-
-    shared void defaultCallback(void *udata, Uint8 *stream, int len)
-    {
-        
-    }
-
 }
 }
 \ No newline at end of file
diff --git a/src/libjin/audio/audio.h b/src/libjin/audio/audio.h
index 80e463f..6d57cd2 100644
--- a/src/libjin/audio/audio.h
+++ b/src/libjin/audio/audio.h
@@ -10,44 +10,42 @@ namespace jin
 {
 namespace audio
 {
-
-    class Audio : public common::Subsystem
+    class Source;
+    
+    class IAudio
     {
+
     public:
-        
-        struct Setting : SettingBase
-        {
-            int freq;
-            int format;
-            char channels; 
-            int samples; 
-            SDL_AudioCallback callback;
-            void* userdata; 
-        };
-        
-        bool init(const SettingBase* setting) override;
-        void quit() override;
 
-        static inline Audio* get()
-        {
-            return (audio == NULL ? (audio = new Audio()) : audio);
-        }
+        virtual void play() = 0;
+        virtual void stop() = 0;
+        virtual bool pause() = 0;
+        virtual bool pause(Source* source) = 0;
+        virtual bool resume() = 0;
+        virtual bool resume(Source* source) = 0;
+        virtual void rewind() = 0;
+        virtual void setVolume(float volume) = 0;
+        virtual float getVolume() = 0;
 
-        static void defaultCallback(void *udata, Uint8 *stream, int len);
+    };
 
-    private:
+    class Audio : public common::Subsystem, IAudio
+    {
 
-        Audio() {}; 
-        ~Audio() {};
+    public:
+
+        Audio() {};
+        virtual ~Audio() {};
+
+        bool init(const SettingBase* setting) override;
+        void quit() override;
+
+    protected:
 
         static Audio* audio;
 
-        onlyonce bool _init(const SettingBase* setting) override;
-        onlyonce void _quit() override; 
     };
 
-    typedef Audio::Setting AudioSetting;
-
 }
 }
 
diff --git a/src/libjin/audio/sdl/audio.cpp b/src/libjin/audio/sdl/audio.cpp
new file mode 100644
index 0000000..0559c18
--- /dev/null
+++ b/src/libjin/audio/sdl/audio.cpp
@@ -0,0 +1,83 @@
+#include "audio.h"
+
+namespace jin
+{
+namespace audio
+{
+
+    onlyonce bool SDLAudio::_init(const SettingBase* s)
+    {
+        if (SDL_Init(SDL_INIT_AUDIO) < 0)
+            return false;
+
+        const SDLAudioSetting* setting = (SDLAudioSetting*)s;
+        SDL_AudioSpec wanted;
+        zero(wanted);
+        wanted.freq = setting->rate;
+        wanted.format = setting->resolution;
+        wanted.channels = setting->channels;
+        wanted.samples = setting->samples;
+        wanted.userdata = setting->userdata;
+        wanted.callback = setting->callback;
+
+        if (SDL_OpenAudio(&wanted, NULL) < 0)
+        {
+            return false;
+        }
+        // start audio 
+        SDL_PauseAudio(0);
+        return true;
+    }
+
+    onlyonce void SDLAudio::_quit()
+    {
+        SDL_CloseAudio();
+        delete audio;
+    }
+
+    void SDLAudio::defaultCallback(void *udata, Uint8 *stream, int len)
+    {
+
+    }
+
+    void SDLAudio::play() {}
+    
+    void SDLAudio::stop() {}
+    
+    bool SDLAudio::pause()
+    {
+        return false;
+    }
+
+    bool SDLAudio::pause(Source* source)
+    {
+        return false; 
+    }
+    
+    bool SDLAudio::resume()
+    {
+        return false;
+    }
+    
+    bool SDLAudio::resume(Source* source)
+    {
+        return false;
+    }
+    
+    void SDLAudio::rewind() 
+    {
+    
+    }
+    
+    void SDLAudio::setVolume(float volume) 
+    {
+    
+    }
+    
+    float SDLAudio::getVolume() 
+    {
+        return 0.f;
+    }
+
+}
+}
diff --git a/src/libjin/audio/sdl/audio.h b/src/libjin/audio/sdl/audio.h
new file mode 100644
index 0000000..920f56a
--- /dev/null
+++ b/src/libjin/audio/sdl/audio.h
@@ -0,0 +1,59 @@
+#ifndef __JIN_AUDIO_SDL_H
+#define __JIN_AUDIO_SDL_H
+
+#include "../audio.h"
+
+namespace jin
+{
+namespace audio
+{
+
+    class SDLAudio : public Audio
+    {
+    
+    public: 
+        
+        struct Setting : SettingBase
+        {
+            int rate;       // ������
+            int resolution; // �ֱ���
+            char channels;  // ������
+            int samples;    // ȡ����
+            SDL_AudioCallback callback; // ��Ƶ�ص�
+            void* userdata; // �Զ������
+        };
+
+        static void defaultCallback(void *udata, Uint8 *stream, int len);
+
+        static inline Audio* get()
+        {
+            return audio != NULL ? audio : (audio = new SDLAudio());
+        }
+
+        /* IAudio interface */
+        void play() override;
+        void stop() override;
+        bool pause() override;
+        bool pause(Source* source) override;
+        bool resume() override;
+        bool resume(Source* source) override;
+        void rewind() override;
+        void setVolume(float volume) override;
+        float getVolume() override;
+
+    private: 
+
+        SDLAudio() {}
+        ~SDLAudio() {}
+
+        onlyonce bool _init(const SettingBase* setting) override;
+        onlyonce void _quit() override;
+
+    };
+
+    typedef SDLAudio::Setting SDLAudioSetting;
+
+}
+}
+
+#endif
+\ No newline at end of file
diff --git a/src/libjin/audio/sdl/source.cpp b/src/libjin/audio/sdl/source.cpp
new file mode 100644
index 0000000..cca4d3e
--- /dev/null
+++ b/src/libjin/audio/sdl/source.cpp
@@ -0,0 +1,2 @@
+#include "source.h"
+
diff --git a/src/libjin/audio/sdl/source.h b/src/libjin/audio/sdl/source.h
new file mode 100644
index 0000000..052a49e
--- /dev/null
+++ b/src/libjin/audio/sdl/source.h
@@ -0,0 +1,19 @@
+#ifndef __JIN_SOURCE_SDL_H
+#define __JIN_SOURCE_SDL_H
+
+#include "../source.h"
+
+namespace jin
+{
+namespace audio
+{
+
+    class SDLSource : public Source
+    {
+
+    };
+
+}
+}
+
+#endif
+\ No newline at end of file
diff --git a/src/libjin/audio/source.h b/src/libjin/audio/source.h
index 96da208..79fa8e0 100644
--- a/src/libjin/audio/source.h
+++ b/src/libjin/audio/source.h
@@ -10,21 +10,32 @@ namespace audio
 
     class Source
     {
+
     public:
-        void play(); 
-        void stop(); 
-        void pause();
-        void resume(); 
-        void rewind(); 
-        void isStopped() const;
-        void isPaused() const;
-        void isFinished() const;
-        void setPitch(float pitch); 
-        void setVolume(float volume); 
+
+        virtual void play() = 0; 
+        virtual void stop() = 0; 
+        virtual void pause() = 0;
+        virtual void resume() = 0; 
+        virtual void rewind() = 0; 
+        virtual void isStopped() const = 0;
+        virtual void isPaused() const = 0;
+        virtual void isFinished() const = 0;
+        virtual void setPitch(float pitch) = 0; 
+        virtual void setVolume(float volume) = 0; 
+        virtual bool setLoop(bool loop) = 0;
+        virtual void setRate(float rate) = 0;
+
+    protected: 
+
+        Source();
+        virtual ~Source();
 
     private: 
+
         unsigned char * curPos;
         unsigned int length;
+
     };
 
 }
diff --git a/src/libjin/common/subsystem.h b/src/libjin/common/subsystem.h
index ad28061..ca4b33d 100644
--- a/src/libjin/common/subsystem.h
+++ b/src/libjin/common/subsystem.h
@@ -10,6 +10,7 @@ namespace common
     
     class Subsystem 
     {
+
     public:
 
         struct Setting {};
@@ -20,11 +21,14 @@ namespace common
 
         virtual void quit() = 0;
 
-    private:
+    protected:
 
-        virtual onlyonce bool _init(const Setting* setting) = 0;
+        Subsystem() {}; 
+        virtual ~Subsystem() {};
 
+        virtual onlyonce bool _init(const Setting* setting) = 0;
         virtual onlyonce void _quit() = 0;
+
     };
 
 }
diff --git a/src/script/thread/luaopen_Thread.cpp b/src/libjin/core/thread.cpp
index e69de29..e69de29 100644
--- a/src/script/thread/luaopen_Thread.cpp
+++ b/src/libjin/core/thread.cpp
diff --git a/src/libjin/core/thread.h b/src/libjin/core/thread.h
new file mode 100644
index 0000000..6f70f09
--- /dev/null
+++ b/src/libjin/core/thread.h
@@ -0,0 +1 @@
+#pragma once
diff --git a/src/libjin/core/timer.cpp b/src/libjin/core/timer.cpp
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/libjin/core/timer.cpp
diff --git a/src/libjin/core/timer.h b/src/libjin/core/timer.h
new file mode 100644
index 0000000..6f70f09
--- /dev/null
+++ b/src/libjin/core/timer.h
@@ -0,0 +1 @@
+#pragma once
diff --git a/src/libjin/jin.h b/src/libjin/jin.h
index 95895f7..32c04c7 100644
--- a/src/libjin/jin.h
+++ b/src/libjin/jin.h
@@ -9,4 +9,9 @@
 #include "net/net.h"
 #include "render/render.h"
 
+#define JIN_VERSION     "Jin 0.1"
+#define JIN_RELEASE     "Jin 0.1.0"
+#define JIN_VERSION_NUM  100 // 00.01.00
+#define JIN_AUTHOR      "Chai"
+
 #endif
 \ No newline at end of file
diff --git a/src/libjin/math/constant.h b/src/libjin/math/constant.h
index 74acaea..f2f740f 100644
--- a/src/libjin/math/constant.h
+++ b/src/libjin/math/constant.h
@@ -3,4 +3,8 @@
 
 #define PI 3.1415926f
 
+// int16 ��Χ
+#define INT16_RANGE_LEFT -32768 
+#define INT16_RANGE_RIGHT 32767
+
 #endif
 \ No newline at end of file
diff --git a/src/libjin/math/math.h b/src/libjin/math/math.h
index fdf1725..f6a299e 100644
--- a/src/libjin/math/math.h
+++ b/src/libjin/math/math.h
@@ -6,6 +6,11 @@
 #include "constant.h"
 #include "matrix.h"
 #include "quad.h"
-#include "rect.h"
+
+#define min(a,b)           (((a) < (b)) ? (a) : (b)) 
+#define max(a,b)           (((a) > (b)) ? (a) : (b)) 
+#define clamp(a, mi,ma)    min(max(a,mi),ma)
+#define within(a,min,max)  (a >= min && a <= max)
+#define without(a,min,max) (a < min || a > max)
 
 #endif
 \ No newline at end of file
diff --git a/src/libjin/math/rect.h b/src/libjin/math/rect.h
deleted file mode 100644
index 79c1df2..0000000
--- a/src/libjin/math/rect.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#ifndef __JIN_RECT_H
-#define __JIN_RECT_H
-
-namespace jin 
-{
-namespace math
-{
-    class Rect
-    {
-    public:
-        int x, y, w, h;
-    };
-}
-}
-#endif
-\ No newline at end of file
diff --git a/src/libjin/physics/physics.h b/src/libjin/physics/physics.h
new file mode 100644
index 0000000..9927301
--- /dev/null
+++ b/src/libjin/physics/physics.h
@@ -0,0 +1,12 @@
+#ifndef __JIN_PHYSICS_H
+#define __JIN_PHYSICS_H
+
+namespace jin
+{
+namespace physics
+{
+
+}
+}
+
+#endif
+\ No newline at end of file
diff --git a/src/libjin/render/image.cpp b/src/libjin/render/image.cpp
index 583bd8d..7955aa2 100644
--- a/src/libjin/render/image.cpp
+++ b/src/libjin/render/image.cpp
@@ -1,6 +1,7 @@
 #include "image.h"
 #include "3rdparty/stb/stb_image.h"
 #include "../utils/utils.h"
+#include "../math/math.h"
 
 namespace jin
 {
diff --git a/src/libjin/utils/endian.h b/src/libjin/utils/endian.h
index df28ddb..d4c441a 100644
--- a/src/libjin/utils/endian.h
+++ b/src/libjin/utils/endian.h
@@ -1,6 +1,3 @@
-/**
-* 
-*/
 #ifndef JIN_LIL_ENDIAN && JIN_BIG_ENDIAN  
 
 #define JIN_LIL_ENDIAN  2
diff --git a/src/libjin/utils/unittest.cpp b/src/libjin/utils/unittest.cpp
index 764a2bd..5b73312 100644
--- a/src/libjin/utils/unittest.cpp
+++ b/src/libjin/utils/unittest.cpp
@@ -2,32 +2,41 @@
 #if UNITTEST
 
 #include <stdio.h>
-#include "../audio/audio.h"
+#include "../audio/sdl/audio.h"
 
 using namespace jin::audio;
 
-void fill_audio(void *udata, Uint8 *stream, int len)
+int sample_nr = 0;
+
+void fill_audio(void *user_data, Uint8 *raw_buffer, int bytes)
 {
-    printf("%d\n", len);
-    memset(stream, 0x11, len);
+    Sint16 *buffer = (Sint16*)raw_buffer;
+    int length = bytes / 2; // 2 bytes per sample for AUDIO_S16SYS
+    int &sample_nr(*(int*)user_data);
+
+    for (int i = 0; i < length; i++, sample_nr++)
+    {
+        double time = (double)sample_nr / (double)44100;
+        buffer[i] = (Sint16)(28000 * sin(2.0f * M_PI * 441.0f * time)); // render 441 HZ sine wave
+    }
 }
 
 int main(int argc, char* argv[])
 {
-    Audio* audio = Audio::get();
-
-    AudioSetting setting; 
-    setting.freq = 22050;
-    setting.format = AUDIO_S16;
-    setting.channels = 2;
+    Audio* audio = SDLAudio::get();
+    SDLAudioSetting setting; 
+    setting.rate = 44100;
+    setting.resolution = AUDIO_S16SYS;
+    setting.channels = 1;
     setting.callback = fill_audio;
-    setting.samples = 1024;
-    setting.userdata = NULL;
+    setting.samples = 44100; 
+    setting.userdata = &sample_nr;
     audio->init(&setting);
     while (true)
     {
         SDL_Delay(100);
     }
+    audio->quit();
     return 0;
 }
 
diff --git a/src/libjin/utils/utils.h b/src/libjin/utils/utils.h
index 1a4ef35..d597c83 100644
--- a/src/libjin/utils/utils.h
+++ b/src/libjin/utils/utils.h
@@ -1,12 +1,6 @@
 #ifndef __JIN_UTILS_H
 #define __JIN_UTILS_H
 
-#define min(a,b)                (((a) < (b)) ? (a) : (b)) 
-#define max(a,b)                (((a) > (b)) ? (a) : (b)) 
-#define clamp(a, mi,ma)            min(max(a,mi),ma)       
-
-#define within(a,min,max)        (a >= min && a <= max)
-#define without(a,min,max)        (a < min || a > max)
 
 #include "macros.h"
 #include "endian.h"
diff --git a/src/script/audio/luaopen_Source.cpp b/src/lua/audio/luaopen_Source.cpp
index 2ab5d16..8ecaf7e 100644
--- a/src/script/audio/luaopen_Source.cpp
+++ b/src/lua/audio/luaopen_Source.cpp
@@ -1,4 +1,4 @@
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 
 namespace jin
 {
diff --git a/src/script/audio/luaopen_audio.cpp b/src/lua/audio/luaopen_audio.cpp
index 78d7a69..992c3ec 100644
--- a/src/script/audio/luaopen_audio.cpp
+++ b/src/lua/audio/luaopen_audio.cpp
@@ -1,6 +1,6 @@
 #include <SDL2/SDL.h>
 
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include "libjin/jin.h"
 
 namespace jin
diff --git a/src/script/core/luaopen_core.cpp b/src/lua/core/luaopen_core.cpp
index a222013..c8df1b6 100644
--- a/src/script/core/luaopen_core.cpp
+++ b/src/lua/core/luaopen_core.cpp
@@ -1,4 +1,4 @@
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include "libjin/jin.h"
 
 namespace jin
diff --git a/src/script/debug/luaopen_debug.cpp b/src/lua/debug/luaopen_debug.cpp
index b33c058..b33c058 100644
--- a/src/script/debug/luaopen_debug.cpp
+++ b/src/lua/debug/luaopen_debug.cpp
diff --git a/src/script/embed/boot.lua b/src/lua/embed/boot.lua
index 2f6fa93..2f6fa93 100644
--- a/src/script/embed/boot.lua
+++ b/src/lua/embed/boot.lua
diff --git a/src/script/embed/boot.lua.h b/src/lua/embed/boot.lua.h
index 21c1899..21c1899 100644
--- a/src/script/embed/boot.lua.h
+++ b/src/lua/embed/boot.lua.h
diff --git a/src/script/embed/debug.lua b/src/lua/embed/debug.lua
index 76f59ed..76f59ed 100644
--- a/src/script/embed/debug.lua
+++ b/src/lua/embed/debug.lua
diff --git a/src/script/embed/debug.lua.h b/src/lua/embed/debug.lua.h
index 79c95ba..79c95ba 100644
--- a/src/script/embed/debug.lua.h
+++ b/src/lua/embed/debug.lua.h
diff --git a/src/script/embed/embed.h b/src/lua/embed/embed.h
index 2ef8b75..2ef8b75 100644
--- a/src/script/embed/embed.h
+++ b/src/lua/embed/embed.h
diff --git a/src/script/embed/graphics.lua b/src/lua/embed/graphics.lua
index 03a891d..03a891d 100644
--- a/src/script/embed/graphics.lua
+++ b/src/lua/embed/graphics.lua
diff --git a/src/script/embed/graphics.lua.h b/src/lua/embed/graphics.lua.h
index 85cf979..85cf979 100644
--- a/src/script/embed/graphics.lua.h
+++ b/src/lua/embed/graphics.lua.h
diff --git a/src/script/embed/keyboard.lua b/src/lua/embed/keyboard.lua
index 08214f8..08214f8 100644
--- a/src/script/embed/keyboard.lua
+++ b/src/lua/embed/keyboard.lua
diff --git a/src/script/embed/keyboard.lua.h b/src/lua/embed/keyboard.lua.h
index 66e3c2a..66e3c2a 100644
--- a/src/script/embed/keyboard.lua.h
+++ b/src/lua/embed/keyboard.lua.h
diff --git a/src/script/embed/mouse.lua b/src/lua/embed/mouse.lua
index 9dcd472..9dcd472 100644
--- a/src/script/embed/mouse.lua
+++ b/src/lua/embed/mouse.lua
diff --git a/src/script/embed/mouse.lua.h b/src/lua/embed/mouse.lua.h
index f57d08c..f57d08c 100644
--- a/src/script/embed/mouse.lua.h
+++ b/src/lua/embed/mouse.lua.h
diff --git a/src/script/embed/path.lua b/src/lua/embed/path.lua
index 5b99dd2..5b99dd2 100644
--- a/src/script/embed/path.lua
+++ b/src/lua/embed/path.lua
diff --git a/src/script/embed/path.lua.h b/src/lua/embed/path.lua.h
index b398c99..b398c99 100644
--- a/src/script/embed/path.lua.h
+++ b/src/lua/embed/path.lua.h
diff --git a/src/script/event/luaopen_event.cpp b/src/lua/event/luaopen_event.cpp
index 16ecbad..8a84c97 100644
--- a/src/script/event/luaopen_event.cpp
+++ b/src/lua/event/luaopen_event.cpp
@@ -3,7 +3,7 @@
 */
 #include <SDl2/SDL.h>
 
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include "libjin/jin.h"
 
 using namespace jin::input;
diff --git a/src/script/filesystem/luaopen_filesystem.cpp b/src/lua/filesystem/luaopen_filesystem.cpp
index 2060d40..db0216b 100644
--- a/src/script/filesystem/luaopen_filesystem.cpp
+++ b/src/lua/filesystem/luaopen_filesystem.cpp
@@ -1,4 +1,4 @@
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include "libjin/jin.h"
 #include <string>
 
diff --git a/src/script/graphics/luaopen_Canvas.cpp b/src/lua/graphics/luaopen_Canvas.cpp
index 1e22772..5dede84 100644
--- a/src/script/graphics/luaopen_Canvas.cpp
+++ b/src/lua/graphics/luaopen_Canvas.cpp
@@ -1,5 +1,5 @@
-#include "3rdparty/luax/luax.h"
-#include "../luaopen_types.h"
+#include "lua/luax.h"
+#include "lua/luaopen_types.h"
 #include "libjin/jin.h"
 
 namespace jin
diff --git a/src/script/graphics/luaopen_Font.cpp b/src/lua/graphics/luaopen_Font.cpp
index 82dc078..387b220 100644
--- a/src/script/graphics/luaopen_Font.cpp
+++ b/src/lua/graphics/luaopen_Font.cpp
@@ -1,5 +1,5 @@
-#include "3rdparty/luax/luax.h"
-#include "../luaopen_types.h"
+#include "lua/luax.h"
+#include "lua/luaopen_types.h"
 #include "libjin/jin.h"
 
 using namespace jin::render;
diff --git a/src/script/graphics/luaopen_Image.cpp b/src/lua/graphics/luaopen_Image.cpp
index 246ea09..c5648a5 100644
--- a/src/script/graphics/luaopen_Image.cpp
+++ b/src/lua/graphics/luaopen_Image.cpp
@@ -1,6 +1,6 @@
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include "libjin/jin.h"
-#include "../luaopen_types.h"
+#include "lua/luaopen_types.h"
 
 using namespace jin::render;
 
diff --git a/src/script/graphics/luaopen_JSL.cpp b/src/lua/graphics/luaopen_JSL.cpp
index d5db363..93ca5d3 100644
--- a/src/script/graphics/luaopen_JSL.cpp
+++ b/src/lua/graphics/luaopen_JSL.cpp
@@ -1,6 +1,6 @@
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include "libjin/jin.h"
-#include "../luaopen_types.h"
+#include "lua/luaopen_types.h"
 
 namespace jin
 {
diff --git a/src/script/graphics/luaopen_graphics.cpp b/src/lua/graphics/luaopen_graphics.cpp
index 40bdaa1..6fa5a4d 100644
--- a/src/script/graphics/luaopen_graphics.cpp
+++ b/src/lua/graphics/luaopen_graphics.cpp
@@ -1,9 +1,7 @@
-#include "3rdparty/luax/luax.h"
-
 #include "libjin/jin.h"
-
-#include "../luaopen_types.h"
-#include "../embed/graphics.lua.h"
+#include "lua/luax.h"
+#include "lua/luaopen_types.h"
+#include "lua/embed/graphics.lua.h"
 
 namespace jin
 {
diff --git a/src/script/joypad/joypad.h b/src/lua/joypad/joypad.h
index e8d309b..e8d309b 100644
--- a/src/script/joypad/joypad.h
+++ b/src/lua/joypad/joypad.h
diff --git a/src/script/joypad/luaopen_joypad.cpp b/src/lua/joypad/luaopen_joypad.cpp
index 0166a57..6c98c3b 100644
--- a/src/script/joypad/luaopen_joypad.cpp
+++ b/src/lua/joypad/luaopen_joypad.cpp
@@ -1,5 +1,5 @@
 #include "libjin/jin.h"
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 
 namespace jin
 {
diff --git a/src/script/keyboard/luaopen_keyboard.cpp b/src/lua/keyboard/luaopen_keyboard.cpp
index 1ec1859..ea1386c 100644
--- a/src/script/keyboard/luaopen_keyboard.cpp
+++ b/src/lua/keyboard/luaopen_keyboard.cpp
@@ -1,5 +1,5 @@
-#include "3rdparty/luax/luax.h"
-#include "script/embed/keyboard.lua.h"
+#include "lua/luax.h"
+#include "lua/embed/keyboard.lua.h"
 
 namespace jin
 {
diff --git a/src/script/luaopen_jin.cpp b/src/lua/luaopen_jin.cpp
index dcf8830..93e0422 100644
--- a/src/script/luaopen_jin.cpp
+++ b/src/lua/luaopen_jin.cpp
@@ -1,5 +1,5 @@
 #include "luaopen_jin.h"
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 
 // embed all lua scripts 
 #include "embed/embed.h"
diff --git a/src/script/luaopen_jin.h b/src/lua/luaopen_jin.h
index 161b482..3d446a5 100644
--- a/src/script/luaopen_jin.h
+++ b/src/lua/luaopen_jin.h
@@ -21,7 +21,7 @@
 
 #ifndef __JIN_M_JIN_H
 #define __JIN_M_JIN_H
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 
 #define MODULE_NAME "jin"
 #define VERSION     "0.1.0"
diff --git a/src/script/luaopen_types.h b/src/lua/luaopen_types.h
index bb6f5b1..bb6f5b1 100644
--- a/src/script/luaopen_types.h
+++ b/src/lua/luaopen_types.h
diff --git a/src/lua/luax.h b/src/lua/luax.h
new file mode 100644
index 0000000..3b587d3
--- /dev/null
+++ b/src/lua/luax.h
@@ -0,0 +1,10 @@
+#ifndef __JIN_LUA_LUAX_H
+#define __JIN_LUA_LUAX_H
+
+#include "3rdparty/lua51/lua.h"
+#include "3rdparty/lua51/lauxlib.h"
+#include "3rdparty/lua51/lualib.h"
+
+#include "3rdparty/luax/luax.h"
+
+#endif
+\ No newline at end of file
diff --git a/src/script/mouse/luaopen_mouse.cpp b/src/lua/mouse/luaopen_mouse.cpp
index 29819e1..a013f3d 100644
--- a/src/script/mouse/luaopen_mouse.cpp
+++ b/src/lua/mouse/luaopen_mouse.cpp
@@ -1,4 +1,4 @@
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include "SDL2/SDL.h"
 namespace jin
 {
diff --git a/src/script/net/luaopen_net.cpp b/src/lua/net/luaopen_net.cpp
index 363a131..821f273 100644
--- a/src/script/net/luaopen_net.cpp
+++ b/src/lua/net/luaopen_net.cpp
@@ -1,7 +1,7 @@
 /** 
 * Notice: the net module is not finished yet. 
 */
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include "3rdparty/tekcos/tekcos.h"
 
 namespace jin
diff --git a/src/lua/thread/luaopen_Thread.cpp b/src/lua/thread/luaopen_Thread.cpp
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/lua/thread/luaopen_Thread.cpp
diff --git a/src/script/time/luaopen_time.cpp b/src/lua/time/luaopen_time.cpp
index a26be17..f7310dc 100644
--- a/src/script/time/luaopen_time.cpp
+++ b/src/lua/time/luaopen_time.cpp
@@ -1,4 +1,4 @@
-#include "3rdparty/luax/luax.h"
+#include "lua/luax.h"
 #include <SDL2/SDL.h>
 namespace jin
 {
diff --git a/src/main.cpp b/src/main.cpp
index 4617beb..505f48c 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -5,8 +5,8 @@
 #include <direct.h>
 #endif
 
-#include "3rdparty/luax/luax.h"
-#include "script/luaopen_jin.h"
+#include "lua/luax.h"
+#include "lua/luaopen_jin.h"
 
 #include "libjin/jin.h"