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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Problem with NGUI Unity 2D Sprite across devices

I have a problem with NGUI for Unity, using the Unity 2D Sprite objects. First, have this image: And then create an NGUI Unity 2D Sprite object in the scene. Apply this image and you get this: ...
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77 views

State system and animation of derived classes

I'm trying to get some kind of state system for my game objects. I have a base Actor class that is derived by classes like Policeman, Informant or Brawler. Each of those classes describes different ...
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246 views

Unity3D setting blend mode in shader using vertex data

I'm porting a game from iOS / Obj-C / OpenGL ES 2.0 to Unity. I have a procedural mesh script that generates a batch of quads that need to blend together to create a game board. Some of the quads ...
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77 views

Methods to remove horizontal world slices of voxels in a 3D voxel world

I've recently been working on a hobby voxel world recently. I'm currently interested in ideas or solutions which would enable me to basically step up and down the Y-axis 1 horizontal block slice at ...
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225 views

How does Unity input work with touchscreens

I'm trying to make a racing game on android using unity. I want to make a car move forward when I touch an image button like in the picture below. I've already made it work using the keyboard. How ...
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238 views

Loading images using their bytes in Unity

If you import an image into the Unity inspector, the image will be encoded in Unity's own format. Usually the resulting image is much bigger than the original (from 100kb to 1MB). Of course, you can ...
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237 views

How to call a method from another c# script using invoke?

I want to call a method from another script in my script using Invoke(),but unable to run it.How can i achieve this ? Following is my code - void Start () { int randNum; randNum = ...
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78 views

Using a different “max texture size” depending on the device

I am developing an Unity game for a wide range of iOS devices. I noticed that some scenes load pretty fast in the iPad mini 3, but very slow in the iPad mini 1. Of course, that's to be expected as one ...
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118 views

EditorApplication.SaveScene followed by EditorWindow.Close throws InvalidOperationException

I'm making a really basic custom editorwindow that has a textbox for a scene name, creates a scene with that name and closes itself. Trimmed down to the essence it looks like this: public void ...
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413 views

Discard Transparent Pixels in Z-Buffer

I am building a 2D game using sprites. I'd like to use the z-buffer to aid with shading. For that I need Unity to write only opaque pixels to the z-buffer (aka depth buffer). In Unity, sprites are ...
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192 views

Displaying scores in tutorial projects - GUI and UI

I've just started learning to use unity by working through the tutorial projects but in both roll-a-ball and space shooter I've hit dead ends in the text lessons. The lessons tell you to simply add a ...
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53 views

Weird windowed resolution - can't seem to change without changing the name

My game is windowed, and when I set the resolution in the build settings (960x540 - 16:9 - Windows standalone), and build it, it works as intended, but from then on, I can no longer change the ...
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91 views

Set box collider size in meters instead of percents

TL;DR: Can I set the size of a collider in meters instead of fractions of the size of the object it's in? I'm implementing a classic NES game, and my scale is 1 meter = 16 pixels. I have an 8x1x1m ...
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1k views

Explaining Unity Sprite-Default Shader

I would like to know why we would use alpha blending in that shader for just rendering a sprite, which is just a texture ? What is tint color ? Why we multiply the alpha value by the color here ? ...
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197 views

Keeping high scores on Unity web player

I want the player to be able to save his score when she makes it into top 10 of high scores. Upon success, player will be asked for a name to submit. This does not need to be unique per player. I just ...
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866 views

Unity3D sprites vs Mesh Quads - Depth, Blending, Shadows

I'm new to unity but not new to game development. In my OpenGL ES 2.0 (mobile) games I create a vertex array of all my "sprites" and stuff it in a VBO. Then draw them as I need them one at a time, ...
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2k views

Button stays highlighted after being clicked - Unity3D 4.6 GUI

Sometimes, after clicking a button created by unity's new UI Button, the button stays in its highlight state. Note that Button script has Color Tint set as it's Transition property and the ...
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3answers
87 views

Unity2D: Apply gravity to some items, when everything else is gravity-free?

Sorry for the incredibly vague title: Let's say you have an NPC, and when he dies he'll spawn items, coins for example. Instead of just pushing the coins in random directions it would look a lot ...
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260 views

Is there a way to exclude original sprites in spritepacker that's in asset bundle?

I use spritepacker with assetbundle. It's working great. Its memory assumption is about just 8 MB. However, when I looked at the disk space that asset took on android phone, it took about 25MB. Which ...
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105 views

Why does Resources.Load cause a CastException in this case?

I am doing this: string fontName = "freespin_big"; TextAsset xml = Resources.Load<TextAsset>(fontName); Texture2D image = Resources.Load<Texture2D>(fontName); Font font = ...
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66 views

Can I set a texture as the wallpaper of an iOS device?

I have a game in Unity which creates drawings. I need to have a button which sets the drawing as the wallpaper (with permission from the user of course). Is it possible?
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1answer
120 views

Getting any type in Unity Inspector

I am developing a SaveManager system for my games. Basicly what it should do is; 1) Gets the "ANY" user created Serializable class by Drag&Drop to inspector. (save data). 2) Writes that class to ...
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91 views

Changing Light Intensity value

I have this code for creating a light: GameObject lightGameObject = new GameObject ("Light1"); lightGameObject.AddComponent (typeof(Light)); ...
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5k views

How to detect that user has touched UI canvas in Unity 4.6?

In my 2d game I have a HUD with some buttons on it. To make it I am using new UI system, which was presented in Unity 4.6. When user is touching button, I am running method, which was declared in ...
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209 views

How to make sure that all the UI elements were the same size on all screens in new Unity 4.6 UI system

I have made a HUD for my 2d mobile game with the help of the new UI system, that was introduced in Unity 4.6. But when I am trying to play game in Unity editor, the UI elements have normal size, but ...
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426 views

How can I highlight and move to adjacent tiles in an isometric grid?

I trying to create a turn-based strategy game where you move a game object from one tile of a grid to another tile near it. I have created the grid using sprites and game objects but can't sort out ...
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107 views

How to securely retrieve game stats from clients in a p2p game network?

I'm working on a P2P game and I know I should never trust the clients. I my architecture, there is a "Master Server" that stores game room (host) informations. Players can create their own rooms ...
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157 views

How to access an animation properties from the animator?

I'd like to change the property speed of an animation from the animator. For example, I'd like the player to be able to reload faster with upgrades. So I have a basic reload animation on the gun ...
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200 views

Environment collision in a pseudo-3d 2d space

The game is a 2D brawler with depth movement in the vein of Golden Axe, Final Fight, Castle Crashers etc. Characters and environment are all 2d sprites as well. I've had no real issue setting up ...
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211 views

Trouble With Quaternions and orbital camera:

UPDATED: I have been trying to implement a Orbital Camera of sorts in a engine I am currently doing in Unity3D, the issue being I can't seem to do the correct rotation no matter what. This is what it ...
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147 views

How to constrain axis-angle rotation?

I have a problem where I'm performing an axis-angle rotation and am trying to constrain my rotations. Specifically I have a skeleton (model/mesh with rig, transforms are hierarchy parented to pelvis ...
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763 views

Can I break the UI MASK hierarchy in unity 4.6?

I'm using unity 4.6. I saw a couple of UI masks tutorials and saw that there's a certain hierarchy I can't seem to break: -Canvas --- Panel (holds the mask component) --------Image I want to move ...
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110 views

How can I have a Mecanim animation with displacement and physics?

I have 3D wolf models from my animator with displacement (i.e the wolf transforms with animation, not in-place). I have added rigid bodies to the models. I am facing following issues while executing ...
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2answers
368 views

Does Unity load the texture data of all the sprites in a sprite array property?

using UnityEngine; using System.Collections; public class Test : MonoBehaviour { public Sprite[] mySprites; } From the editor, you can put sprites in the array property. I want to put ...
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1answer
1k views

Draw Primitives with Unity 2D

I would like to be able to draw primitives in unity 2d to define my game objects. I have tried the following example: using UnityEngine; using System.Collections; public class ExampleClass : ...
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2answers
293 views

How do I create the visual effect of transitioning between night and day?

I am making an open-world project in Unity 4.5.5 and I want to create a visual effect of transitioning from day to night? The Legend of Zelda: Wind Waker HD has a great example of such a transition. ...
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1answer
122 views

Copying a texture's colors to a new texture to create a new sprite

Let mySprite be some .PNG sprite: Texture2D tex = mySprite.texture; Sprite sprite = Sprite.Create(tex, new Rect(0,0,tex.width,tex.height),new Vector2(0.0f,0.0f),1.0f); The resulting sprite can be ...
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1answer
261 views

How do I implement melee hit boxes for a top-down game?

For a 3D top-down game, how should I handle collision in melee combat? My game has no targeting system, so I can't use a simple distance check between attacker and target. What I am thinking is have ...
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83 views

How to deal with tags in a component

I have a component called "ReflectOffCollision". This component should obviously not need to be aware of specific details about the game such as tags. The problem is, I want to apply this script to an ...
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1answer
893 views

Prefab disables its script when a clone is instantiated

A clone of a cube is spawned when it is destroyed, however the clones disable the script in the editor (example: http://gfycat.com/SnarlingScornfulEgg). Used the exact same script for a different kind ...
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2answers
563 views

How to edit colliders in Unity2D

I can edit colliders by holding down the shift key. But when i add a second collider, the shift key always selects the first one. And there is no "Edit Collider" button in the editor (Win/4.5.4f1). ...
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105 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 ...
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869 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, ...
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264 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 ...
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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 ...
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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 ...
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819 views

Vehicle: Boat accelerating and turning in Unity

I'm trying to make a player-controllable boat in Unity and I'm running into problems with my code. 1) I want to make the boat to accelerate and decelerate steadily instead of simply moving the speed ...
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407 views

Unity Problem with colliding instances of same object

I want to check if object's instance is overlapping with another instance (any spawned object with another spawned object, not necessary the same object). I'm doing this by detecting collisions ...
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93 views

Warp GameObject Size When Entering/Leaving Area

Below I have an image describing the desired functionality I am going for. Let's say you control a square and when you move this square into a given area, any part of your rigidbody/model inside of ...
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2answers
1k views

Unity - Mecanim & Rigidbody on Third Person Controller - Gravity bug?

I'm working on a third person controller which uses physX to interact with the other objects (using the Rigidbody component) and Mecanim to animate the character. All the animations used are baked to ...