Скачать или смотреть How to Load a Scene from Another Scene in Unity While Managing GameObject States

Discover the step-by-step solution for loading a scene in Unity while activating and deactivating GameObjects effectively.
---
This video is based on the question https://stackoverflow.com/q/68369589/ asked by the user 'Denkaev' ( https://stackoverflow.com/u/14709883/ ) and on the answer https://stackoverflow.com/a/68385472/ provided by the user 'Denkaev' ( https://stackoverflow.com/u/14709883/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: How do I load a scene from another scene while activating one gameobject and deactivating the other?

Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l...
The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Loading a Scene in Unity: Managing GameObjects Effectively

When developing games in Unity, one common challenge is transitioning between scenes while managing the state of various GameObjects. Imagine you have a non-main menu bar that you need to open from another scene. However, using the conventional method causes unintended consequences, such as opening the main menu instead of the desired submenu. In this guide, we will explore how to effectively load a scene from another scene while activating one GameObject and deactivating another.

The Problem: Unintended Scene Loads

As you dive into your game development process, you may encounter a scenario where your code for loading a scene seems to work, but it opens the main menu instead of your intended submenu. Here’s a brief rundown of what might happen:

Using SceneManager.LoadSceneAsync(Name): This line of code is designed to load a specific scene asynchronously. However, if not structured properly, it can lead to unintended menus opening, disrupting the user experience.

Outcome

You get the correct functionality if you simply call the method, but it opens the wrong menu — not what you wanted! So, what can you do instead?

The Solution: A Workaround for Scene Management

Instead of altering your entire scene structure, we can employ a straightforward workaround that uses the current scene to manage your menus more effectively. Let’s break it down into practical steps.

Step 1: Create the Submenu in the Current Scene

Instead of trying to load the submenu directly from another scene, first create the submenu (in the current scene) that you want to display. This allows you to bypass the issue of scene loading interfering with GameObject states.

Design the Submenu: Ensure that the submenu is designed and implemented within your current scene.

Placeholders: You can use placeholder GameObjects to keep track of the menu state.

Step 2: Manage GameObject States

Now that you have your submenu in the current scene, you’ll need to manage the activation and deactivation of GameObjects when it’s time to transition:

Deactivate Main Menu: When you activate the submenu, be sure to deactivate the main menu or any other GameObjects that shouldn’t show up simultaneously.

[[See Video to Reveal this Text or Code Snippet]]

Load the Desired Scene When Needed: Once the user is done with the submenu, they can navigate to the main menu of another scene by implementing logic to handle that transition.

[[See Video to Reveal this Text or Code Snippet]]

Summary of the Process

Create your submenu in the current scene to avoid complications with unintended scene loads.

Manage GameObjects effectively: Activate the desired menu and deactivate others as required.

Load the new scene only when necessary, ensuring the user experience remains smooth.

Conclusion

By taking advantage of the current scene to manage menu states and using a structured approach to load your desired scene, your game can achieve a seamless transition without unintended interruptions. This method not only helps in managing GameObject states more efficiently but also enhances the overall usability of your game.

Next time you encounter the challenge of loading scenes in Unity, remember the steps above to keep your menus and GameObjects organized. Happy game developing!