Questions tagged [unity]
Unity is a cross-platform game creation system that focuses on easy art pipeline process. It consists of a game engine and an integrated development environment. The game engine's scripting is built on Mono.
16,744 questions
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Why does the output of GUI.DrawTexture jitter in the SceneView when I scale it?
I am trying to draw an icon using GUI.DrawTexture at a world-space position iconPos to represent a sun icon.
It worked, but when ...
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Applying localScale to elements in a verticalLayoutGroup with a gridLayout subgroup
I have a few elements inside a verticalLayoutGroup. To better visualize which one is selected, I would like to scale all other elements to 75% of their size and keep the current one as it is.
This ...
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How to solve the issue in an HD-2D style Unity game where the upper part of the player’s sprite clips into the 3d wall when standing close to it?
I am making an Octopath Traveler like game.
I want the player to lean against a wall, but because the player’s sprite is angled while the wall is vertical, the player’s feet touch the wall while the ...
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How to program era-switching in an endless runner?
I'm using Unity's built-in 3D render pipeline, not the HD one. My extent of programming knowledge is basically whatever the learn.unity site provides. I decided my first game to make was going to be ...
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Unity HDRP custom pass stencil buffer not working in build mode
I've been attempting to create this stencil/mask buffer using Unity's HDRP C# Custom Pass feature and I've been having trouble getting it to work ONLY in build mode. Here is my code:
In my ...
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Is it worthwhile to use events when there’s only one subscriber?
I'm trying to determine the best architectural approach for handling communication in Unity, specifically when the interaction is strictly one-to-one.
The Core Design Conflict
I have five crucial, ...
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Draw calls within SRP Batch
I noticed after I made a minimap for my 2d strategy game that there was significant lag - only to realize that every single hex is getting its own draw call/batch. I've been messing around for about a ...
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Destroying the parent when all children are destroyed
I have a spell system where a the spell is a self-contained game object handling all the logic. When done, it destroys itself. This works great
Then I added a second game object handling animation, ...
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Is there a "best practice" for making changes to packages
This could be answered from a perspective of Unity dev, or generically for programming - either would be beneficial.
I'm working on a game and am using two packages, More Mountains' TopDownEngine (for ...
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Sign out of Google Play Services through code
In the Unity engine, I am using GPGS as a token to log in via Google sign-in. It works, but now I have another issue:
As of the last update of the SDK 2.1., this method in PGS for Unity is deprecated:
...
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What’s the correct / idiomatic way to pause a game in Unity?
I'm trying to implement a robust pause system in Unity and I'm confused about the correct approach. My first (very simple) implementation in my previous project used a ...
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Animation can't disable gameobject
I'm using a very basic animation to create a transition, which involves deactivating a gameobject on the last keyframe.
Goal:
The ChangeRound animation is about 1 second long. It enables the UI image ...
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How do big open worlds handle Object Pooling?
Object pools are great. They are fun to make, save you a lot of memory and fps.
But as my projects grow in size and complexity it gets harder and harder to work with them. If you only have a couple of ...
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Can't get a Prefab to scale down accordingly inside a Container
I have a prefab with some fixed sizes on itself and its elements:
Then added a Aspect Ratio Fitter and a Preferred Height:
.
When using that prefab from a container with Horizontal Layout Group with ...
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When should an object with a collider have a rigidbody?
I had some questions about Physics / Rigidbody in Unity.
I have a 2D sprite with a collider. The 2D sprite is simply a card that I place on a table with the mouse. I use the collider for raycasting (...
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Why is my rigidbody not moving when I press the buttons? I can't see any reason it shouldn't
The "Car" in question is a plane. The question is pretty self explanatory.
Here's the Car in the Hierarchy:
Here's the car in the inspector:
And here's the PlayerMovement script:
...
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Can PNG format be used for alpha channel-packing for URP shader in Unity engine?
Note: I intend to use only the Inspector window to use all textures, not Shader Graph or Nodes or any custom scripts. Also I might use some technical terms incorrectly by mistake, as I'm not much ...
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Drawing textures to a RenderTexture + rotating in 90° intervals
For context: I am currently working on a BepInEx Plugin for the Unity-based game Hollow Knight: Silksong. The goal is to be able to replace the base game sprites with custom ones. The game uses Sprite ...
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Rendering Sprite from tightly packed atlas onto RenderTexture
I'm currently working on a Unity BepInEx Plugin that should allow users to customize certain textures in the game. As part of this, I need to extract sprites from a sprite atlas into individual ...
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Is there a way in Unity to detect which gameobjects are making it take longer to enter/exit play mode?
I have a scene with quite a few gameobjects in it and for the first time since using Unity, when I enter/exit play mode (or even close and reopen the scene) it takes about a minute to complete this. ...
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How would I make a "slideshow" cutscene?
I'm making a 2D game using Unity and I want to implement cutscenes that change over at certain lines.
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Can't Get Unity New Input System To Work
For context I am very much a beginner.
I have been trying to get the player to move using Unity's new Input System following this tutorial. It's only a year old and others in the comments seemed to ...
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How is 2.5D achieved with 3D Objects in a 2D scene?
I would like to make a 2d top down scene with 3d Objects. I could make a 3D scene and just tilt the camera 45 degrees on X and that would give me basically the same thing(I think). But I started with ...
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Halftoning Multipass HDRP Unity
I am pretty new to rendering, and I wanted to add a black and white halftone effect. I wrote the two shaders and created the materials (pass 0 to create mask and pass 1 to mix it with the scene). They ...
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FPS improves when parents of skinned AI are disabled before play, but not when disabling them during play
I am playing a scene in Unity editor. If I play the whole scene, the FPS is 125.
Next, there are 2 test cases.
Case 1: If I disable some big game objects first, and then play the scene, the FPS is ...
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Is it possible to directly check for source code modification
I'm looking for a better way to actually detect "cheats" by checking if the source code of my game has been modified and if any code has been injected to the original code in C#.
The issue ...
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How to avoid cycles when one character stat can be enhanced by another?
I am creating an ability system in Unity and it is currently able to update base values of stats and keep track of persistent buffs/debuffs while taking operation order into account (Add, Increase, ...
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Terrain vs mesh : which one is better in terms of performance and storage size?
I have heard many conflicting opinions about the pros and cons of using terrain vs mesh in Unity. Some people say that terrain has better performance while others say mesh does. So, I am not sure ...
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How to fix LOD cracks with Marching Cubes?
I'm creating voxel planets using Marching Cubes (MC). To handle nearby (high-resolution) and distant (low-resolution) blocks, I use an Octree data structure.
NOTE: The implementation uses compute ...
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How can I disable the built-in gyro control in Cardboard VR?
When I create a project in Unity, enable Google Cardboard VR support, and build a project on Android, the camera is controlled by a gyroscope, although I did not write any controllers.
Even if I ...
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Transform is not available in SystemBase Script (Unity Entities)
My player is baked entity in subscene while main camera is outside on scene. For some reason system cannot find transform of camera, GameObject was found though.
<...
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Where is UnityFramework.framework located in unity xcode exported Project
I want to use Unity as a library for iOS platform. I exported the build from Unity for iOS. But I am unable to locate UnityFrmework.Framework. Is there any step i am missing?
Unity Docs states that: ...
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Static event not working on scene reload(SceneManager.LoadScene();)
(Maybe good to know, this game is part of a game dev course where we had to make a Vampire Survivors like game)
I thought SceneManager.LoadScene() reloaded EVERYTHING in a scene, like a clean state, ...
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Displaying pixel art at any resolution with subpixel movement
The Goal
I have a game in Unity which utilizes pixel art. I'm not following the standard rules of pixel art, however. I'm ok with sprites having different sized pixels, pixels rotating, and pixels not ...
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How can I implement a fish character with a “chargeable tail” mechanic
I’m trying to replicate the fish physics from Fish Volleyball.
If you want you can try demo of the game or watch video preview
The unique part is that the fish doesn’t jump normally — instead, when it ...
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How to Render Moon Phases from a Texture2D in Unity Using a Script?
I have a Texture2D of the Moon, and I want to render different moon phases so that it visually matches the examples shown here Celestial Programming : Moon Phase Image Rendering, I've tried several ...
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Does SceneManager.LoadAsync(name) load the whole asset or only the prefab?
I have an asset called "Ocean" that contains 100 fish, and one of the prefabs for these fish is called "Dolphin".
My game has 100 scenes, and each scene contains 1 different fish ...
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Change sprites for multiple image in one function
I am trying to make a digital clock (24:00 type), where each number is an individual image, that should change. So, I want to change sprites for multiple images in one piece of code.
But when I ...
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Mipmaps and LOD Behavior in Skybox Shaders
Is it beneficial to use Generate Mipmaps for a texture used in a skybox shader?
I need to use tex2Dlod to fix the edge seams ...
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OnTriggerEnter called without a Rigidbody
I use Unity and the player controller in the game is acting strangely. It has a Character Controller but no Rigidbody. I use CharacterController.Move to make him ...
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Why does this code behave strangely with different camera angles?
Relevant to this issue are two MonoBehaviour scripts: Actor and Player. ...
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Camera is skipping frames after turning a little bit
I'm observing that when I move the camera a little bit it works normally, but if I move more then I'll skip chunks of the screen.
I enabled "press CTRL twice to show cursor" with Powertoys ...
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using Unity URP/lit shader with skinning and DOTS
I'm using:
Unity: 6000.0.51f1
Entities: 1.3.14
Entities Graphics: 1.3.2
URP: 17.0.4
Shader Graph: 17.0.4
I'm fairly new to both DOTS and Shaders, but when trying to use DOTS with URP combined with ...
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URP Maximum Sample Index (16) with Light Cookie Input
I just recently imported a new asset package, all of the materials use the URP lit shader, no custom shaders. However, now I can't build the game because I keep getting the same errors:
...
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Why does dynamic light flicker/get replaced with a square when rotating the camera?
I am facing the same problem over and over again with Dynamic Lights in Unity and don't know where next to look. I am still learning Unity so maybe I'm missing something trivial because it happens in ...
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Color is changing in multiplayer without explicit syncing
In netcode for GameObject, network object script is used to make it networkable which means if the object instantaited it will appear on all clients. Network Transform allow you to sync the transform ...
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Camera Snapping instead of panning
I am trying to make a camera system for a 2D platformer, with three camera modes to begin with:
Follow, normally following the player
Horizontal: Y is set, X follows player
Static: Locked to a certain ...
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How can I dynamically make a distance field shape of the lit part of the moon to use it as a halo in a custom skybox shader?
I created a custom skybox shader featuring a black sky with only the moon and its halo. The moon responds realistically to the scene’s directional light (sunlight), which creates a convincing effect. ...
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UI tween animation completely different on Phone and in Unity Editor
I have this function that spawns an Icon from a world position and animates it to correct UI position. In editor it works fine but in apk on phone it has a wrong starting position. Now as I understand ...
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How do I implement the "collide and slide" algorithm in Unity?
I've recently been attempting (and failing) to create my own character controller for my 3D Unity game for around a week. I hate the Unity rigidbody physics system for making a character controller, ...
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