1 files changed, 8 insertions, 2 deletions
diff --git a/src/lua/graphics/luaopen_JSL.cpp b/src/lua/graphics/luaopen_JSL.cpp
index 19fa285..d1d3bac 100644
--- a/src/lua/graphics/luaopen_JSL.cpp
+++ b/src/lua/graphics/luaopen_JSL.cpp
@@ -5,9 +5,15 @@ namespace jin
 {
 namespace lua
 {
+
     using namespace render;  
 
-    enum VARIABLE_TYPE
+    static inline JSLProgram* checkJSLProgram(lua_State* L)
+    {
+        return (JSLProgram*)luax_checktype(L, 1, TYPE_JSL);
+    }
+
+    static enum VARIABLE_TYPE
     {
         INVALID = 0,
         NUMBER , 
@@ -29,7 +35,7 @@ namespace lua
     */
     static int l_send(lua_State* L)
     {
-        JSLProgram* jsl = (JSLProgram*)luax_checktype(L, 1, TYPE_JSL);
+        JSLProgram* jsl = checkJSLProgram(L);
         // number Image Texel
         const char* typestr = luax_checkstring(L, 2);
         // variable name