Unity is a highly cross-platform engine that focuses on easy art pipeline process and uses Mono as its scripting back end.

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5
votes
2answers
203 views

Road network geometry in Unity: one big mesh or a bunch of smaller meshes?

I'm in the beginning stages of building a road system in Unity. It'll be your basic SimCity style road construction, with building and destroying roads done on the fly at runtime. When doing thing, ...
-2
votes
1answer
173 views

Energy Bar in Unity [closed]

I want to display a debug message when the progress bar is loaded fully and I have a button "refresh", when I click this it should reload the progress bar. Here is the code I have tried: var ...
5
votes
3answers
1k views

How can I build a game in Unity with minimum/no use of the visual editor?

I'd like to write a game completely in C#. In my search for an engine, I found Unity3D, but all the tutorials and documentation are speaking about a visual editor and the Unity IDE in which you click ...
2
votes
1answer
113 views

How can I ensure character weapon is also included in collision detection?

I have two models, my player character and her weapon. Each can be controlled independently (that is, I allow the player to aim the weapon). The object hierarchy is: Character (with ...
0
votes
0answers
132 views

How to pass a custom array of data to a shader

I want to know how to pass an array of data (it will be an encoded map, actually) to the fragment shader so I can query it as an array. AFAIK this is sadly not implemented in unity, so I'm looking ...
1
vote
2answers
552 views

How to make progress bar adapt to various aspect ratios in Unity3d

Can anyone help me with this problem: I want to make a time progress bar in my game. I have two textures: progressBarFrame and progressBar. Currently I'm doing the following: void OnGui() { ...
1
vote
1answer
87 views

Is Physics a prerequisite to learn Unity3D

I have got a basic knowledge about the Unity 3D platform but I coding in Unity has not been that easy for me. For the simple reason I can see is, I cannot understand which function to use for what ...
1
vote
1answer
51 views

Unity, shader, vertexID

I'm writing a shader and I just wanna ask if it's possible to get the ID of the vertex that is currently being manipulated. I read something about gl_vertexID, but I couldn't find out if that is ...
1
vote
1answer
77 views

touch.phase == TouchPhase.Canceled not worked

i m tired to handle and solve issues related to multitouch. i m use maximume 5 touch simultaneously but when two touches are down on two object and i moved my fingures then that both touches fired ...
1
vote
2answers
259 views

How can I keep chase camera behind player when player rotates?

I have implemented a follow camera in Unity 3D. However, if the player object rotates, the camera does not rotate with it. To fix this I used RotateAround as follows: playerRotation = ...
2
votes
2answers
102 views

How do I get rid of this coloured border on my sprite?

I'm working on a 2D game in Unity. My triangle sprites display in-game with a line along one of the transparent sides: Larger view here. You might need to zoom somewhat. It's quite obvious on the ...
0
votes
2answers
82 views

Why does the text of my label objects overlap?

I am having a problem with labels in my GUI: I have looked for solutions online but not found something solid enough to fix this problem. Has anyone ever come across this? Here is my GUI function. ...
0
votes
1answer
178 views

Simultaneously translating and rotating sprite in Unity

I have a 2D object (a PNG file I dragged onto the screen) which is a circle I would like to move left and right when the correct side of the screen is touched and have it rotate in the respective ...
4
votes
1answer
64 views

Can you change Unity's default script template for a single project?

Can you change Unity's default script template for a single project? Here it's explained how to do that globally and it's fine, I wonder if you can do it on a per-project basis. I mean, I'd bet you ...
1
vote
0answers
216 views

Send Message: Object Not Found

I am trying to call a method within a Unity app from an Android activity by using UnityPlayer.UnitySendMessage. I am getting the error "SendMessage: (ObjectName) not found!". I've confirmed the ...
0
votes
0answers
27 views

Is there a way to make Unity 4.3 Sprite packer keep caching even after restart unity?

It's bother me a lot. It has to pack every time I open unity. It took sometimes until it finish. If I drag new image into project and do not specify any packing tag, it still repack. I know there's a ...
-2
votes
1answer
298 views

Identify mouse click unity3d [closed]

I have a 3 fbx models. I want to have each model do something when selected. But I'm not sure how to get them selected. I have managed to drag the 3 models into the scene, but from here on, I am ...
-1
votes
2answers
144 views

How to stop a object with progress bar so it can start instantly in unity [closed]

I have created a gameobject(cube) and written code to move,mean while the processbar get loading.when the processbar is loaded fully then the object should stop moving.Can anybody please help me ...
0
votes
1answer
94 views

Avoidance Steering Behavior acting inappropriately

I've been trying to implement this steering behavior in Unity: Understanding Steering Behaviors: Collision Avoidance However, I'm getting strange results. Here's the code for the script, feel free to ...
0
votes
2answers
135 views

Deal Damage to Player

I have to make a simple "avalanche" game to show I know how to use the physics and creating terrain. But I actually wanted to go a little above and beyond and actually give the player health so there ...
0
votes
0answers
41 views

How to replace reference to an object by content ID in binary serialization?

So here is the thing, the project has lots of logical objects, fed by data objects, data comes from serialization of yaml assets, containing model properties, like how fast a troll walks and such, ...
0
votes
1answer
49 views

How do I get a SphereCollider's global origin in Unity?

I've been following this tutorial: Understanding Steering Behaviors: Collision Avoidance but I'm having trouble implementing one of the functions correctly in Unity, here's the code: private ...
-1
votes
1answer
56 views

If object is bellow another object… do something [closed]

I have 2 objects in scene. When pillar is bellow target, pillar object needs to animate. I get this error: "NullReferenceException: Object reference not set to an instance of an object". var pillar : ...
2
votes
1answer
219 views

How do I listen for an Admob interstitial ad load event?

I can show interstitial AdMob ads with the following code: if (GUI.Button(new Rect(10, 300, 150, 50), "Load Interstitials")) { interstitial.LoadAd(interstitialsRequest); ...
0
votes
1answer
70 views

Blender exported model has reduced quality in Unity when normals applied

I know this topic comes up a lot in forums, however I have spent the last 2 hours googling it and can not find a solution for my specific problem... I have exported this model from Blender, but when ...
0
votes
2answers
176 views

Instantiate prefab randomly but not in already occupied position

I want to generate bubbles randomly on screen. When a bubble is generated in one place then other bubbles should not be generated near its radius 1 area, so they can not collide or trigger with any ...
0
votes
1answer
142 views

How do I detect a destroyed object in Unity?

I have an object in unity which is spawn through a script. Upon detecting that the object has taken substantial damage, objectDestroy is called and the object is removed. However, I would like for a ...
11
votes
1answer
1k views

Does `yield return false;` have special meaning in Unity3d C# scripts?

In Unity, we have some special things for coroutines that are additional to normal C#. for example, we can use yield return WaitForSeconds(5.f); to have a coroutine wait 5 seconds before ...
0
votes
1answer
146 views

Surface creation algorithm using points cloud

I am looking for a realtime algorithm to create a 2D mesh using points. But I am quite confused. It seems that Delaunay triangulation can help me create mesh using point clouds, but Meta-balls seems ...
0
votes
2answers
249 views

Health bar in unity

I have created a button as my health bar and it must decreasing after a specified time.Here is the code I have written.But the problem,this code is working in the form "Its decreasing the button ...
0
votes
3answers
202 views

Ensuring that a randomly generated galaxy wont place stars inside one another?

I'm attempting to build a game with a spiral galaxy design. In doing so I followed a short guide on making the rough layout of the galaxy. My code works, but the "stars" (I'm bad with variable names, ...
1
vote
1answer
120 views

Consistent Space Gravity Simulation

I have done some reading into this subject but haven't been able to come to a conclusion that I'm really satisfied with so far, so here is the situation. I have a game set in space, its top down and ...
0
votes
1answer
477 views

How to enable/ disable GameObject

I have child object with ParticleSystem component. I want to have particles disabled until I press button. I unchecked child object to make it disabled but when I press play it enables ...
0
votes
1answer
40 views

Unity display message upon keypress?

Hi I'm trying to get NGUI's HUDtext to display a set of text message one of which being "Try using WASD to move" and displaying "Well done!" upon input of any of the four keys. Unfortunately I'm not ...
1
vote
1answer
110 views

Detect mouse collision over an object

Suppose there are 4 areas namely A1,A2,A3,A4 and each object is given a number(1,2,3,4). When I drag and drop the object(1) on A1, it should print a message "where the object is being dropped". (no ...
0
votes
2answers
102 views

A*Pathfinding lose target after spawning from script?

I have been using A*Path finding to enable object tracking. It works fine if I have both objects on the scene at the same time. However, if I were to use a script to spawn the seeking object ...
2
votes
1answer
84 views

How can I trigger an event each time the rotation of my rigidbody2D is at a given value?

I would like to trigger an event each time my rigidbody2D is at a particular value. The event should only be triggered once for each given value per complete object revolution. Initial attempts at ...
0
votes
1answer
169 views

Gamemaker vs Unity2d - Speed of Development [closed]

I know coding, so programming is not a problem Money is not a problem at all, I can get both GameMaker Master Collection and Unity Pro I want to make a 2d game. So which one is better for speed of ...
1
vote
2answers
127 views

How to inplement a save-system for a complex nested list of character classs?

This is the situation I'm in: I'm developing a game with C# using unity. In the game I have characters which is either locked or unlocked, and they're pretty much the same. For every character, they ...
0
votes
1answer
46 views

How can I determine where to show a nameplate over a character?

I'm working on a naming system that displays the name of enemies above their heads. The problem is that I have some enemies that are larger or smaller than others. So I'm trying to use a function ...
0
votes
0answers
20 views

How to create a board with evenly spaced pieces in unity? [duplicate]

Creating a board should be easy but I am having a difficult time doing it in unity because of its world coordinates. I need to create a board that will have squares evenly spread out across the ...
1
vote
1answer
91 views

collision in different layer

I have a game object called game object 1 on screen. It holds an image called red . when i drag an image called "animal" on a game object 1 collision happening fine and destroys the "animal" in same ...
3
votes
2answers
226 views

How do I mask graphics in Unity to create a searchlight effect?

I'm trying to make a searchlight-style punchout mask effect in Unity 2D. This is the effect I'm looking for: That animation is made in Fireworks, using a white to black gradient circle masked on ...
1
vote
4answers
101 views

Check which object was activated first

How do I check which object was activated before the other? Let's say that there's door to open. To open the door you need to press firstly the second button and then the first button...but not the ...
0
votes
1answer
68 views

Clipping text in algorithm

I'm looking for an algorithm that can clip a text ( GUI Mesh text ) when it's length is over 20 characters. The problem is I have one background image(textured plane) (orthographic), where I want to ...
1
vote
2answers
182 views

Using A*Pathfinding on terrain created by scripts?

I'm looking to use A* Path-finding as a method of navigating my game terrain. Trouble is, my terrain is built upon play using a script and A* grid does not detect this, therefore marking all nodes as ...
1
vote
1answer
86 views

why am I being unable to access public array of a class inside other class? [closed]

I know this question has been asked before but my case is different(or i could not gather any kind of help from those) I am facing "NullReferenceException: Object reference not set to an instance of ...
1
vote
1answer
90 views

What is the appropriate way to implement wobble/balance mechanics in Unity 3D?

We are trying to implement a minigame where the player character sits on a bouncing ball, and needs to a) hit forward to move forward and b) hit left/right to adjust against the the ball's natural ...
-2
votes
2answers
124 views

AI shooting through walls [closed]

I made a AI shooting script for my new game but the problem is that the AI ignores the walls and shoots through walls. This is my ai script : #pragma strict public var rocketPrefab : Transform; ...
1
vote
1answer
56 views

Move an object up while touch is active

I'm trying to move an object towards the top of the screen while the touch is active. This is my current code. When I am touching the screen, the object I'm trying to move just keeps it's place (and ...