Function xlua_tostruct

WebGLPlugins/xlua.c:854–867

}

LUA_API void *xlua_tostruct(lua_State *L, int idx, int meta_ref) {
	CSharpStruct *css = (CSharpStruct *)lua_touserdata(L, idx);
	if (NULL != css) {
		if (lua_getmetatable (L, idx)) {
			lua_rawgeti(L, -1, 1);
			if (lua_type(L, -1) == LUA_TNUMBER && (int)lua_tointeger(L, -1) == meta_ref) {
				lua_pop(L, 2);
				return css->data; 
			}
			lua_pop(L, 2);
		}
	}
	return NULL;
}

LUA_API int xlua_gettypeid(lua_State *L, int idx) {
	int type_id = -1;