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.

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7k views

What is the pixels to units property in Unity sprites used for?

I'm starting to learn Unity for 2D development. So, I am importing several sprites into the game, and I couldn't help but notice that there is a "pixels to units" property, by default on 100. I ...
0
votes
1answer
115 views

Terrain (mesh) textures in Unity - blurry?

I've created a 3D mesh in blender which will be used as a terrain in Unity. Additionaly, I created a 900x900 texture which I'd like to apply as material to the mesh. However, unlike with the normal ...
2
votes
1answer
251 views

What is the correct multiplication order for a 2D matrix?

I'm currently trying to create a camera and entity/model matrix for my 2D game similar to that of Unity3D. I've already tried to find answers to this question on stackoverflow/gamedev but i couldn't ...
0
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0answers
18 views

calculating avoidance forces for similar objects unity [duplicate]

I am trying to work on collision avoidance for my troops. Currently all my troops have their target object as the leader who is wandering in physical space. The troops just follow the leader but they ...
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0answers
165 views

Unity Free Inverse Depth Mask?

How would it be possible to create an inverse depth mask? In this case, I refer to a depth mask as a shader attached to a mesh that 'pokes a hole' through the current camera layer to let you see the ...
0
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1answer
246 views

Moving gameobject with animation according to my script Unity3D

I am developing a game with Unity3D with an horizontal list of elements which you can move with arrows. Here you can see an example: I have created animations in order to modify the alpha value of ...
0
votes
1answer
125 views

Move camera from wherever camera is to pinned point

So, I need to switch/ move/ animate camera from point X (not point A,as I don't know where the camera is at that momemnt) to point B (place where you want your camera to move). This is for ...
0
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1answer
125 views

How can I make an object change direction?

I have a moving cube that, when it moves over an arrow, should change its direction to the direction of that arrow. What would I need to do in order to accomplish this?
0
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0answers
284 views

Unity - 2D - Scaling to fit between two objects

The game is a top down 2d shooter and I'm facing trouble in doing this : - I got a player 2D ship - The player fires laser, which is a long thin image with box collider attached. - What I want is that ...
1
vote
1answer
201 views

Pause on scrolling backgrounds

I have a typical parallax backgrounds. They are scrolling by public float Speed=0f; void Update () { renderer.material.mainTextureOffset = new Vector2 (Time.time*Speed,0); } I have a ...
0
votes
1answer
282 views

How to show NGUI menu in the upper of a Game Scene?

I am new to Game Development. I made a menu with NGUI plugin. I have a background image in the behind of this menu. Now, I want to place my Game Scene in place of the background image. I have tried in ...
1
vote
2answers
493 views

Usage of math.Atan2 in a 3D coordinate system with Unity

I have a simple question on usage of math.Atan2 function with Unity in a 3D environment. I found this code on Unity's documentation for Math.Atan2. I changed it a bit to fit my needs. Vector3 ...
1
vote
1answer
108 views

Objects don't instantiate at mouse position

I'm trying to get the player to shoot a projectile at the mouse position, however the projectile is shot in weird directions (http://gfycat.com/BothFluidHoneyeater). Here is relevant part of my ...
0
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2answers
179 views

animation control problem

I have a list of .FBX object.When I drag that .FBX into scene its corresponding inspector Animation component(fig 1) appears but when I drag some other .FBX object into the scene the Animator ...
-3
votes
1answer
160 views

Game Lagging due to too much details [closed]

I'm making a car racing game where you drive around hills. The game has some performance issues. At some point it starts lagging badly. After one day spent on this, I realized that when the car ...
1
vote
1answer
168 views

Wandering motion in Unity

I am trying to come up with a smooth wandering motion for my game-object using Unity. What I currently doing is rotate the object by some random angle calculated every 1.5 second delay. But I am ...
6
votes
1answer
1k views

Unity3D - How to tessellate 2D sprites?

I use dynamic vertex lighting on 2D sprites. On larger sprites the lighting is uglier than on smaller ones. This is because every sprite is just a quad of two triangles. Not enough vertices there for ...
0
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0answers
76 views

Is there a way to use a plugin with the free version of the Unity3D editor on OSX?

I'm making a plugin for Unity3d. On windows you build a .dll and put it in Assets/Plugins. This is only supposed to work with the pro version of unity but you can get it to work with the free version ...
0
votes
1answer
269 views

Why are my target-following objects rotated the wrong way?

I writing a script that would make my players reach a target destination. It looks like this so far: private void MoveTowardsGoal() { if (Vector3.Distance (reachGoalTarget.transform.position, ...
0
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1answer
129 views

Shared Material

I have this simple script, so the user touch one of the cubes all cubes with same material will change color. One of this cubes must have the name of the color on it, only one, so the user touch the ...
1
vote
2answers
303 views

control animation using animator control class

I did a sample existing code to control animation using animation.I dragged and dropped a character into the scene then I added a Animator to it and added the animator controller.Below I have given ...
1
vote
1answer
1k views

Getting a pixel of Sprite at the cursor position in Unity

Summary: I've been trying to figure out a way to use simple box colliders as a nice and efficient "first pass" collider. For the "second pass", I want to check that the area clicked has an alpha value ...
0
votes
1answer
137 views

Gun Bobbing Algorithm Math Explanation

I stumbled across this really neat algorithm which I don't fully understand. It simulates a camera's bobbing effect commonly witnessed in first person shooters while running/walking. I'm mainly unsure ...
1
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2answers
921 views

Is Unity NGUI still that usable after Unity has add support for 2D?

I am tempted to refactor out the existing component which uses NGUI ("Next-Gen UI kit") given that what I needed is only the sprite and texture atlas. Since in the newer versions of Unity those ...
0
votes
1answer
186 views

How to make it two seconds for Time.time?

var targetscript : Diamond; var red : Color; var orange : Color; function Start () { gameObject.camera.backgroundColor = red; } function Update () { if (targetscript.score > 4) { ...
0
votes
1answer
64 views

Align SpriteText position

i have this function which aligns text. static function AlignTxt(obj : GameObject, txtAnchor : SpriteText.Anchor_Pos, txtAlign : SpriteText.Alignment_Type) { ...
12
votes
3answers
32k views

Unity new UI - Dynamically change the functions called by GUI elements

Looking to dynamically change the value in the button OnClick and slider On Value Changed . If I had to guess on how this was done, get a reference to the button/gui element. Next get the Button ...
0
votes
1answer
391 views

Calculating distance travelled

I am working on a road fighter kind of game. The game has its tracks moving to give the effect of car movement. The car accelerates and decelerates as expected with certain keys pressed. But How do I ...
1
vote
2answers
453 views

Unity plane that is normal to Z axis

I want to create a plane that will be normal to the Z axis, but I am having difficulty visualizing what rotation it needs to have. I want to have a top-down view upon the plane such that I can use ...
0
votes
2answers
276 views

How to iterate through the frames of an AnimationClip in editor mode

I'm working on a 2D game, using spritesheets as the basis for four AnimationClips. (Every frame from the spritesheet is a keyframe in the animation.) I'm trying to step through the frames of these ...
2
votes
1answer
122 views

Accessing the command line from in-game?

Is there a way to interact with the command line (Linux/Windows) from in-game using a game engine such as Unity or Unreal? I would like to have the user be able to jump on a console or even just ...
1
vote
1answer
1k views

Unity3D: terrain object's textures flickering on long distances

I'm making RTS project on Unity3D. I created terrain with Unity's standard Terrain tool, and added textures of grass, mood etc. on it. Then, for creating "man-made" objects of terrain (roads, ...
6
votes
1answer
318 views

Unity: Why do my normals flip during an animation?

This problem boggles my mind. I have an animation running on a face object (imported from Blender). At a few points in the animation, the normals switch direction! It causes the mesh to blink. Of ...
3
votes
2answers
4k views

(2D) Detect mouse click on object with no script attached

I'm creating a 2D project which does not have a character. So i created an empty gameobject and attached the script to it. In the script, i have declared other objects which are in the scene like ...
2
votes
1answer
85 views

How can I display Unity games in Flex?

We have tried the following methods to upload sample Unity3D build to a desktop application in Flex: HTML Loader, NavigateToURL, iFrame and resolvePath. But we only see the text content, not the 3D ...
-2
votes
1answer
103 views

Not able to destroy the prefab

In the code, everything is working smoothly, only problem I am facing is that the Destroy(fuelprefabInstance) is not getting Destroyed in OnTriggerEnter Method though the print statements are clearly ...
1
vote
1answer
308 views

Creating charging particles using Shuriken

I've been trying to create a charging effect using the Shuriken Particle system for the longest time, and I've had little to no luck with it. I've tried setting different curves for the Force over ...
1
vote
1answer
1k views

How can I calculate the visible area of my camera in world space and take zoom into account?

I am trying to get the bounds from an orthographic camera in Unity which take into account the current orthographic size (zoom). I thought that I could use the cameraToWorldMatrix to transform the ...
1
vote
2answers
4k views

How can I do something only after an animation has finished?

I'm making this 2D platform based game. Basically what I want is when the player walks into spikes (which have a "deadly" tag") it displays the animation that has the parameter of animate with the ...
0
votes
1answer
1k views

How to calculate FPS and what factors affect FPS?

In this case, FPS means Frames Per Second and that means the number of frames that graphic hardware render in one second. I'm wondering what kind of stuffs could affect FPS? So, for some tests I ...
0
votes
1answer
54 views

Destroying the instance that instantiated the prefab

What I have so far: A fuel that has Fuel script attached to it. The fuel prefab is first instantiated from another script in its Start() method. problem: The Fuel script is such that it results in ...
0
votes
1answer
678 views

The object of type GameObject has been destroyed but you are still trying to access it

I am instantiating the prefabs time to time and I want them to be destroyed with in 2 to seconds as well. But I am getting the error that says: The object of type GameObject has been destroyed but ...
0
votes
1answer
57 views

Creating a prefab

Problem: The prefab script is never executed. What I did: Created a GameObject Created a prefab Dragged GameObject over the prefab Deleted the GameObject from Scene Added the prefab script to ...
0
votes
1answer
94 views

Unity create water issue

I use daylight water in my project but by the default it has not got any waves or light tracing effects. But in some tutorials I see how the user add standard water asset and it has got beautiful ...
3
votes
1answer
111 views

Unity: White line at camera meaning

I'm a new comer to Unity. In Unity, when I click to main camera in Hierarchy view. I see 6 lines: one blue, one red, one green and three white. I know red/green/white lines for (x,y,z) location but I ...
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votes
1answer
116 views

Which programming languages can I use with Unity?

I am fairly familiar with Unity and I know how to work most of the features within it. But I don't know what programing languages to use for my Unity game. I have heard that it might be C#, but I am ...
4
votes
1answer
598 views

Implementing Galaga Style Enemy Behavior in Unity

I've been trying to work on a space shooter with the idea of having enemies behaving like it is shown in this video : https://www.youtube.com/watch?v=3p7u8uCR6yw In the video above, enemies fly from ...
0
votes
2answers
1k views

Unity Physics Material - Character Slides Too Much

I am currently working on a 2D platformer in Unity. I am using a prefab from the AssetStore for my character (The last paragraph contains a link to the prefab). The character has a circle collider for ...
0
votes
1answer
179 views

How do I properly import an fbx 3D model into Unity3D?

I am trying to properly import a 3D model that was made for my game in Unity3D. I was able to import the model, and I put the texture on it, but there are several other files that go unused. I think ...
3
votes
1answer
425 views

Rotating a GUI.Label relatively

Learning Unity for 2D development, I want to create a text label. So far, I have been using GUI.Label to write the text. It is above my sprite: I would like to rotate the label relatively to the ...