Questions tagged [gameobject]

A game object is any object in a game that the player can see and/or interact with. The player object, power ups, enemies, platforms, walls, weapons (if collision detection is considered) and projectiles are all game objects.

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Creating prefab trows issue:

From past couple of hours i trying to create new prefab out of my environment but it keep trowing error: Error: You are trying to replace or create a Prefab from the instance 'palmtree ...
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80 views

Dealing damage over multiple frames without damaging the same enemy twice

I am using Physics.Overlap to find which enemies are in my damage range. But dealing damage in only one frame is not what I want. Some attacks should be active for ...
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32 views

Spawn Array of GameObjects to Array of Transforms

I have a question regarding spawning an array of GameObjects in Unity. What I want to happen is that when a big enemy dies, it will spawn enemies into their respective Transform positions (i.e., Enemy ...
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91 views

Why is there a gameObject inside a GameObject

In order to manipulate a game object via script in Unity I need to access the gameObject inside the main GameObject. Why is it ...
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47 views

How to Make Different Instances of an Object Have Different Sprites Game Maker

In Game Maker, I am trying to make it so that three instances of an object have three different sprites. Using DnD, what would be the optimal way to do this? If it helps, the three instances are ...
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37 views

Storing transformations in game objects. (GLM, C++)

I'm currently writing a game engine from scratch for learning purposes. I just started implementing transformations. I know how they work in general but I'm not sure how to implement them efficiently ...
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40 views

How do I make a GameObject carry across only 2 specific scenes?

I have a GameObject in my main menu and help scenes that I want to carry across both scenes but be destroyed on all other scenes. I am having multiple issues with it such as it wont destroy on other ...
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43 views

In Unreal Engine 4, how do I get the component's “game object” via C++?

I have an ACharacter instance with a weapons component that inherits from UActorComponentattached to it. I'm currently writing ...
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29 views

Unity3D: Move the parent gameobject relative to the child

So, I have X and Y game objects. I have a vector Z = X - Y which is indicated by the green line. Also, I have a ...
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62 views

How to make extendable Mario warp pipe in Unity?

I want to make a warp pipe from the Mario games in Unity. The key feature of this object will be that I can set the length (height) of its "neck" to any length I require, as long as it is greater than ...
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68 views

My GameObject keeps spawning when it shouldn't

I'm trying to instantiate a new gameObject when the current gameObject gets to a select point. The problem comes when the program gets to the second if() statement. It sets the floorsSpawned to 1 and ...
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47 views

How to reference a GameObject from the Scene Hierarchy in C#?

I am a novice in Unity. I have a Game Object named 'courtsuit'; you can see it in my Scene Hierarchy panel here: I added that object instance to my scene by dragging an OBJ file from my Project ...
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1answer
50 views

How to remove an element from the scene while keeping it in array?

I combined cube meshes to make a big one. I stored the info of every cube in an array within a list of chunk. Now i want to delete the cubes in the scene to only keep the combined result, but without ...
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110 views

Count the number of Vulnerable and Invulnerable crops

I have this code that counts how many GameObjects (crops) in the scene GameObject[] crops; and the code to get the health component of each crops ...
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2answers
97 views

Alternative for using game object/prefabs for level generator

I just finished the Unity Tutorial for creating a simple 2D roguelike Mobile Game. Now I wanted to make my level bigger; finding or creating my own algorithm isn't the problem. My problem is that ...
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11 views

How to switch between 2 game object while having it move at the same position?

I've been trying to make 2 input which change the state of a game object into another by setting one active and another inactive alternatively. But when you're in one state and you try to input the ...
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72 views

How do I make an object destructible?

How do I make one of my objects break into random pieces? I've tried Add-Ons, Blender, and a few other things that I can't remember of the top of my head.
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139 views

Zenject injection from an existing in scene prefab

I am trying to use Zenject to automatically inject a reference to a component on a game object that I have in the scene, but can only seem to make the create new component on new object work. Should I ...
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99 views

How do I program a fan in a platformer game?

Fan physics I have a platformer game and want to have fans in it that blow in a given direction and if the player presses the jump button they can go even further. How do I do this? side note: I ...
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1answer
95 views

(Unity) Values set in Start() will be reset?

This is my GameController GameObject in the Inspector (Ignore Suns and Player). Note that ...
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31 views

how to move array of GameObject at a time in particular direction in Unity?

I just started learning Unity and c#, my objective is to move array of GameObject at a time in particular direction in Unity
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2answers
118 views

Do inventory items have to live in the game world?

I'm trying to create an inventory system. There's a few parts to it: Item (scriptable Object just the data like name etc of the item) ItemDatabase which takes array of Item (scriptable object) and ...
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1answer
25 views

Model turning 2d when it's parented

I'm importing arms from blender for my first person controller but when I make the player the Arms' parent it turns 2d. I have no idea why this is happening so if anyone could help it would be very ...
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1answer
618 views

Looping through children in a foreach loop

I have a gameobject with a bunch of empty gameobjects as children that I want to use as spawn positions. I want to loop through each of these positions and have a certain amount of probability that ...
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1answer
102 views

Resize game object using single drag handle using Unity

Really need your help. I'm trying to create a custom controller for my app to allow users to resize and rotate game objects using a single drag object. I was able to create the code to create the ...
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31 views

GameObject transform localPosition not setting when you use a function to set somewhere else in the code

So z position on some gameObject being generated from a prefab was being set wrong. I create to function to do like a reset transform thing, but when I set the localPosition in the function it does ...
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2answers
84 views

Access a clone of an instantiated object - not all the clones?

I am trying to access the object I instantiate - basically a prefab car instantiates cars (one after one) ..the problem that when try to move one .. they all move together ... what's the best way to ...
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1answer
145 views

Instantiate unity sometimes lags the game some times it doesnt

I have a script that instantiates a object lets say every half a second. THis object is of the type .fbx and has a file size of 53kb, lets call this object A. When ...
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41 views

GameObject.FindWithTag throwing weird errors

I've got 2 first person controller scripts, one that handles functionality for basic movement, the other handling looking around. I also have a "CursorLockManager" script, that handles the cursor ...
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1answer
449 views

“SetSelectedGameobject” only highlights button on second try (Unity 2017.3)

To support the use of a gamepad in the options menu I set SetSelectedGameObject and firstSelectedGameObject (which doesn't seem ...
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137 views

What are the extents of an Axis-Aligned Bounding Box (AABB) in Unity 2D?

In Unity 2D, you can attain values for collider2D.bounds.extents and collider2D.bounds.size. What are the actual "extents" of ...
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1answer
43 views

How do I move many “static relative to each other” objects around?

I'm currently building an Elevator Bank simulator in Unity3d and I'm stuck on how to reduce the amount of objects it's going to generate when it's done. The simulator will consist of one player (for ...
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2answers
125 views

I need to keep music playing but still be able to mute it between games, how?

I have a game built in Unity. The game plays music continuously, which can be muted on button press on the scene. This works fine using the below code: ...
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1answer
23 views

Unable to add button in Unity

I am wanting to add a button to my scene in order to mute/unmute music. I can add the button to my scene, but it's not appearing on the UI. I can't see it anywhere, not on the scene nor the game ...
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1answer
50 views

How do I prevent repeated interactions between two game objects?

I am making a game where a player will jump into another object called land and everytime the player lands or collides with it, a score will be given, now my problems is that my method has a loophole ...
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2answers
57 views

How can I access a method on a child elements script in Unity?

I'm using Unity. I have an empty elements called GameElements which I programmatically add child elements to (players can spawn these objects themselves in-game). ...
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2answers
102 views

After using Unity's Destroy() function, I see the Prefab Clones are now called “New Game Object” is this a problem?

I use a prefab to generate several gameobjects which I then get rid of with the Destroy() function. I noticed the clones, when destroyed are replaced with "New Game Object". Because of the nature of ...
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1answer
1k views

Unity3d - Do I need to destroy gameobject AND script?

From proper leak protection do I need to delete both of these or will getting rid of one take care of both? Currently I am destroying the script AND the gameobject ...
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1answer
49 views

Are constantly growing (in dimensional size) GameObjects a problem?

It's possible the following is fundamental to Unity, and not a problem? I am using an example of a WheelJoint2D/Car from the Ray Wenderlich tutorials. Note from the pic below, the top level game ...
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3answers
52 views

Public value null after assigning it from a different script

Hello I am a beginner in Unity and still currently exploring with scripts. So I ran into a problem. In FetchAndAssign.cs Script ...
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1answer
90 views

How to create a grid of 3d objects without making them actual GameObjects

Very simple question: If I'm going to be generating and placing a lot of 3d objects (in this case cubes), that are not going to be interactive, like no collision, no raycasting intersections etc. ...
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1answer
32 views

How to dynamically construct a reference to a game object by name

I have game objects tagged MenuOption0, MenuOption1, MenuOption2, etc. I want to keep a currentIndex var, which gets incremented each time the user swipes on the controller. That swipe should ...
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1answer
76 views

How to store 3d transformation in a game?

I am curious what is the best strategy to save 3d transformation of a model. Here are the few choices I think about: 4x4 matrix 4x3 matrix(skip the bottom row of a 4*4 matrix) Dual quaternions with ...
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2answers
80 views

What are common methods for organizing game objects?

I'm in the early stages of developing a game in C++. As of currently, I've defined a base GameObject class that is the base class for any interactive item in my map (e.g. enemies, loot, projectiles, ...
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1answer
838 views

How to arrange child objects in a grid

i have a gameobject that have a group of plane meshes that created randomly as child every one of this planes have a "2f" offset in x axis between every plane what i wanna do is i wanna make the ...
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1answer
52 views

How can I determine when colliders of two gameobjects touch one another?

I stop gameobjects from colliding with one another by having box colliders around the gameobjects with dimensions bigger than the gameobjects. It works fine, but I want that when the gameobjects ...
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2answers
34 views

GameObject With Background Covers GameObject Without Background

so I have two sprites, a box and an X animation (I'm making Tic-Tac-Toe). So, in the code, when I click on the box, it instantiates the X animation at the right place. The X animation does not have a ...
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1answer
51 views

Why is my inherited class's transform always null?

I have a class inherited to another class, and I can't get the transform on the inherited class. Here's what i have and trying to do ...
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1answer
64 views

How to make sure that a GameObject which gets a certain tag first, is allowed to do something first?

I have created a trigger zone to make sure that only one gameobject should pass through the trigger zone at once. Other gameobjects approaching the trigger zone are made to stop just outside the ...
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3answers
468 views

Is it possible to have two trigger zones around the same GameObject in unity?

I have created a trigger zone to make sure that only only gameobject passes through it at a time. The moment the gameobject1 entered the trigger zone, it is given a particular tag but I am not how to ...