*update

1 files changed, 8 insertions, 3 deletions

diff --git a/test/01HelloWorld/main.cpp b/test/01HelloWorld/main.cpp
index 77d5096..6d76c8a 100644
--- a/test/01HelloWorld/main.cpp
+++ b/test/01HelloWorld/main.cpp
@@ -11,15 +11,20 @@ void onEvent(jin::input::Event* e)
     if (e->type == EventType::QUIT)
         game->stop();
 }
-
-void onUpdate(float dt)
+static float dt = 0;
+void onUpdate()
 {
 
 }
 
 void onDraw()
 {
-
+    dt += 16;
+    if (dt > 1000)
+    {
+        std::cout << "a";
+        dt = 0;
+    }
 }
 
 int main(int argc, char* argv[])