lua api refactor

src/logic/scripting/lua/libtime.cpp

@@ -0,0 +1,21 @@
+#include "api_lua.h"
+#include "lua_commons.h"
+#include "../scripting.h"
+#include "../../../engine.h"
+#include "../../../window/Window.h"
+
+static int l_time_uptime(lua_State* L) {
+    lua_pushnumber(L, Window::time());
+    return 1;
+}
+
+static int l_time_delta(lua_State* L) {
+    lua_pushnumber(L, scripting::engine->getDelta());
+    return 1;
+}
+
+const luaL_Reg timelib [] = {
+    {"uptime", lua_wrap_errors<l_time_uptime>},
+    {"delta", lua_wrap_errors<l_time_delta>},
+    {NULL, NULL}
+};