Questions tagged [prefabs]
The prefabs tag has no usage guidance.
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Is it possible to mark a Unity prefab variant as deprecated?
I'm building a game at the moment and a classic issue has come up, of having a complicated prefab variant in use, which happens to have a fundamental problem in its design and needs to be replaced. ...
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Tree textures and properites don't follow in prefab
I'm bulding a golf course in Unity 5.2.3, and I'm trying to create a birch tree. I have all the textures and all. Just to test things out I created a tree and assigned textures of some conifer tree or ...
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How to get data from a Scriptable Object into a Prefab template
I made a Unity Prefab where about 5 things vary. I then made an invisible GameObject where I use Visual Scripting to hardwire the 5 differing items, in order to create the various GameObjects I need.
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Testing if instantiated prefab is colliding with environment
I'm trying to generate a number of prefabs in a scene where that scene will have procedurally-generated terrain objects. I have tagged each of the terrain objects with ...
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Unity Prefab icons displayed wrong
Occasionally the prefab icons are displayed wrong.
It either displays another icons preview, lets say "Side_Panel_4" displays "Side_Panel_1" icon. Or like the example bellow it ...
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Why do I get "the object you want to instantiate is null" when I can see the prefab reference in the Inspector?
I read the solution in this post but still not able to understand it. I have a script (AdvanceWayPoint) attached to a game object ("Cube", with tag "...
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45
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prefabs not aligned at same horizantal level after instantiating
I have generated a logical grid and trying to place a prefab on top of that grid.
Piece is the base class for all pieces
Pieces[]...
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85
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How can I cache and read fields on non instantiated prefabs?
Let's say I have a very simple 2D square prefab that has a script like this attached to it:
...
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368
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Custom inspector values in prefab mode not save to prefab
I have a prefab with a custom GridModel component which has a custom editor. For some reason whenever I edit a value in Prefab Mode, the value doesn't save in the ...
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How to make random spawn objects in unity 3D
I created an infinte runner game.
I need to make random spawning obstacles ON 3D.
How do I randomly spawn prefabs on the X axis using a C# script?
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How could I put a prefab into a field of a game object using editor API in Unity?
How could I put a prefab into a field of a game object using editor API in Unity?
I have a game object. It has a GameObject field. I can drag and drop a prefab from ...
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If I create a prefab out of an object on scene will my game take more memory in Unity?
If I create a prefab out of an object on scene will my game take more memory in Unity?
I have 30 enemies on my scene. I created a prefab for every one of them. I am going to use each of the created ...
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114
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How to pre-configure a prefab in the editor for multiple similar buttons before instantiating them
Let me explain my problem with my concrete example. I have a button prefab. A button prefab has a lot of configurations: background color, background shape, background image, text, text color, button ...
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144
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Optimal Way to Create Card Templates in Unity 2D
I have a couple questions involving software architecture and best practices in Unity. Although I have some programming knowledge, I am just starting with Unity and C#, and I would like some input ...
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93
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How to make an upgrade a building and replace it with the Level 2 prefab?
I want to to have multiple prefabs like canon level 1 and then level 2.
When the player has enough coins, they can upgrade it to level 2.
I want to make a game similar to Clash of Clans so I will have ...
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833
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How to correctly instantiate prefab in Unity
I made a prefab and drag drop it to the Tile Prefab slot as shown in the picture
In my code
...
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can't instantiate different objects
I'm trying to instantiate different prefabs at once. But couldn't figure out how. I tried to use Random.Range method but didn't worked for me. It instantiates only one of the prefabs. I want it to ...
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How can I make a health bar — a UI element — part of a character prefab?
Description
I want my character prefabs to come with their own health bar, but I can't simply add one as part of the prefab, because it's a UI element and therefore goes into a Canvas.
Potential ...
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200
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Prefab not working when I import maps form Tiled using Tiled2Unity
I have correctly created the map using Tiled with no errors or warnings, then i imported the package from tiled2unity, imported the map then waited few seconds and the prefab from tiled2unity appears ...
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2k
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Unity: how do I get a list of prefab tiles from the TileMap?
I'm building a 2D strategy game where I've decided to use TileMap for spaces which characters can traverse. My tiles need to be prefabs, because they will have a script attached to them to store ...
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378
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Unity: Sprite stretch issue
I have a simple png square 8px x 8px. In Unity I've left the pixels per unit at 100 and added the image to the scene to create a prefab of the item.
I then add four items to the screen like so:
...
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809
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Check if 2 objects with multiple colliders overlap using bounds
I'm writing a script which instantiates buildings in a scene, but in such a way that 2 buildings don't overlap with each other. Every building consists of approx. 10 parts, of which each has a box ...
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NullReferenceException when translating instantiated prefab [duplicate]
I keep getting this error:
NullReferenceException: Object reference not set to an instance of an object
moveBlock.Update () (at Assets/Scripts/moveBlock.cs:27)
whenever I press Play in Game or when ...
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202
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I have 240 prefabs to scatter, what is the best way to achieve this?
I'm creating a huge city for which I've made 240 different building prefabs. Now I need to scatter those prefabs randomly with a height, width and depth and rotation randomness variation.
I thought ...
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476
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Unity hangs when saving prefab asset
For game saving purposes, I'm keeping track of references to ScriptableObjects through a lookup table, so that I can serialize/deserialize using the SO's position in that table. I have a lot of ...
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348
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Using Part of prefab as script parameter
I'm trying add a weapon to Eithan - the third person character. So I want to take his hand, which is part of the prefab Eithan (the weapon location) and use it in the my Player.cs script to ...
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31
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Prefabs scaling change also the original prefab
I want to work with a prefab as local and global variable? something like that.
So my question is how to change a prefab scale without affecting the original prefab.
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150
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Unity 3D platform spawning problems
I'm making an infinite runner game in Unity 3D. I have it so that platforms spawn and move backwards toward the player and they are destroyed once past the player. Over time when the platforms are ...
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133
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Unity: How can I control a Shadergraph effect on multiple enemies with the same prefab?
So I made a simple White Flash -> Dissolve effect with shader graph 2D, it's my 1st time using shaders.
I'm controlling the effect using a float inside the shader, with:
...
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26
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List to hold copies of a prefab for later deletion
I'm working on a game in which obstacles are Instantiated randomly 5 to 20 units ahead of the player.
When they are instantiated, I want to add them to a list so that when there are too many ...
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2
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921
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Unity: I need to edit my prefab but I can't move anything inside it!
I imported a character into Unity and turned him into a prefab. I couldn't get my custom "Look-At" script to work for the eyes, which are children of the prefab I imported. So I opened the prefab and ...
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If I don't use PrefabUtility class, how can I save my changed prefabs and build without exception?
I'm designing a racing game for my graduation project.
I used PrefabUtility.SaveAsPrefabAsset to save my color change on the car prefabs, I finished the codes and it work well in Unity, but when I ...
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How to make collisions occur between objects using the same script?
Well what I’m trying to do is have cars travelling on the road. The cars have a trigger at the front and a hitbox at the back of the cars. What I want to happen is when the trigger hits the hitbox it ...
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Instantiating Prefabs at run time
I'm trying to move my project to Addressables and upload assets, prefabs and screens to an archive on the server.
I'm a new in Unity and this a bit challenging for me.
I've prepared all prefabs for ...
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How to store the configuration of Unity prefab components during map generation?
I managed to have a basic map generation algorhytm, but now it needs some content.
I generate abstract map data, which then will be used to build the map itself.
When I want to generate monsters, ...
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How can I insert a prefab instance programmatically inside the Canvas, in the bottom-left corner of the Canvas?
I am trying to create the Snake game in Unity, based on this video tutorial. I have also viewed this tutorial.
I have created the new project with the 3D template and manually added the Canvas. I ...
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How to translate prefab made of hierarchy of 3d objects
I am trying to translate a prefab of a puzzle piece made of a hierarchy of cubes but it's not working.
I have tried translating the GameObject using its transform and the function Translate, it did ...
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121
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Referencing Tilemap inside Grid Prefab
I have a prefab of a grid which contains 3 different tilemaps:
Main, Foreground, & Background
I want to reference the tilemaps inside a script of the prefab but can't figure out how to do that.....
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197
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Can I add non-trees to terrain.terrainData.treeInstances on Unity 3D?
I need to create a brush in which there will be stones, poles, bushes and other elements of the environment. I bought a Prefab Brush. Whether it is possible to add the objects that I draw on the ...
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