Route render context lifecycle through platform services

src/app_events.cpp

@@ -229,6 +229,21 @@ void App::detach_ui_thread()
     active_platform_services().detach_ui_thread();
 }
 
+void App::acquire_render_context()
+{
+    active_platform_services().acquire_render_context();
+}
+
+void App::release_render_context()
+{
+    active_platform_services().release_render_context();
+}
+
+void App::present_render_context()
+{
+    active_platform_services().present_render_context();
+}
+
 void App::update_platform_frame(float delta_time_seconds)
 {
     active_platform_services().update_platform_frame(delta_time_seconds);