# Demo of showing loading progress, WaitForRenderAndCall utility, new TCastleTouchNavigation

**URL:** https://forum.castle-engine.io/t/demo-of-showing-loading-progress-waitforrenderandcall-utility-new-tcastletouchnavigation/282
**Category:** News
**Created:** [January 16, 2021, 12:17am UTC](https://forum.castle-engine.io/t/demo-of-showing-loading-progress-waitforrenderandcall-utility-new-tcastletouchnavigation/282 "2021-01-16T00:17:41Z")
**Posts on this page:** 1
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### Author: ![Hamid](https://forum.castle-engine.io/user_avatar/forum.castle-engine.io/hamid/32/2741_2.png) [@Hamid](https://forum.castle-engine.io/u/Hamid)
#### Post date: [March 11, 2026, 6:26pm UTC](https://forum.castle-engine.io/t/demo-of-showing-loading-progress-waitforrenderandcall-utility-new-tcastletouchnavigation/282/4 "2026-03-11T18:26:11Z")

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Okay, I don’t use Sleep. 🙂  
I explained the main problem here:

[https://forum.castle-engine.io/t/updating-progress-label-during-long-calculation-in-start/2130/2](https://forum.castle-engine.io/t/updating-progress-label-during-long-calculation-in-start/2130)

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