first ticks for win32

src/framework/engine.cpp

@@ -76,12 +76,12 @@ void Engine::run()
         lastFrameTicks = ticks;
 
         // render only when visible
-        if(Platform::isWindowVisible()) {
+        //if(Platform::isWindowVisible()) {
             render();
 
             // swap buffers
             Platform::swapBuffers();
-        }
+        //}
     }
 
     lastFrameTicks = 0;

src/framework/win32platform.cpp

@@ -62,6 +62,9 @@ void Platform::init(const char *appName)
 
     if(!RegisterClassA(&wc))
         fatal("Failed to register the window class.");
+
+    // force first tick
+    Platform::getTicks();
 }
 
 void Platform::terminate()