iOS is an operating system for mobile devices created by Apple Inc. It runs on the iPhone, iPad, and iPod touch.

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1answer
264 views

Framerate and game loop on mobile

I'm searching how to manage game framerate on mobiles devices, here is my problem: On a computer with got something like that: void main() { while(game.isRunning()) { ...
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2answers
144 views

What are the pros. and cons. of different representations a custom geometry format for a mobile based engine?

I am trying to create 3D model importer for my mobile based engine. These are what I am considering: Convert .obj file to text based structure like JSON or custom. So, basically, convert .obj ...
5
votes
1answer
121 views

portal cutoff effect

I want a 3D Mesh to come out of a flat portal. Only the part of the mesh that's coming out of the portal should be rendered, so the mesh should be cut off or sliced until it's fully outside the ...
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1answer
115 views

Java 2d game cross-platform compatability

I need to make a few small, simple 2d educational games primarily to help kids improve their reading. Drag & drop/matching words with pictures, spelling out words as well as maybe a scrolling ...
3
votes
2answers
3k views

Where and how to check if game was developed with bought Unity3D licence (not cracked app)?

We hired an external team from Eastern country. They built our mobile game app using Unity3d which we paid a lot of $K. We asked them to only use the software with bought license, not cracked one, and ...
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vote
1answer
189 views

Why isn't this UIButton visible in Xamarin.iOS?

I'm trying to implement buttons into my game. I noticed iOS has the UIButton class, which I tried, but upon drawing it nothing is shown. The asset image is properly loaded, I've checked this. The ...
0
votes
1answer
67 views

Create body on a sprite (box2D)

I'm quite experimented in objective C, but now i'm tried cocos2D and his features. I need to add a body on a spritesheet (if possible on a classic 'UIImageView'), in order to detect collisions after. ...
1
vote
1answer
335 views

iOS: OpenGL ES 2.0 render texture with glScissor performance

I have drawn image with OpenGL and will redraw tile of its texture (non filled area). Which case will work faster? Set glViewport with full texture's rect, draw full texture and use glScissor ...
2
votes
1answer
113 views

How do I make my iOS game free for users who 'like' it on Facebook?

I've seen a game for free on iOS when the user 'likes' a page. Though it appears the promotion was run by Apple, not the developers of the game being given away. How can I make my game free for a ...
8
votes
1answer
275 views

In Box2D, how can I get the compression force on a specific body?

I'm using Box2D. As you can see, there are three dynamic bodies connected to each other (think of it as a table from front view). LEG1 and LEG2 are connected to the static body (it's the ground ...
1
vote
1answer
206 views

How can I rotate a tile map (and all of it's individual tiles) around an arbitrary point? [duplicate]

I have a 3D tile map made up of individual billboards in OpenGL ES. Each tile is a two-triangle mesh with a 3D vector to determine position and another defining rotation. How can I rotate the entire ...
0
votes
1answer
117 views

Gyroscope handset (e.g. mobile phone): Method to control player using Gyroscope

I am using gyroscope data (pitch, rool) to move the player space ship. It works perfectly until you play in a standard position (e.g. sitting down). Once you start using it lying (e.g. in the bed) the ...
2
votes
2answers
193 views

Workaround for Texture2D.GetData

I’m converting a game from XNA to iOS with Monogame. In the code snippet below, smallDeform is a Texture2D on which I call the GetData method. smallDeform = ...
0
votes
1answer
416 views

Anyone know the frames per second that IOS apps run?

Anyone know the frame rate that iphones, ipads, and even android mobiles run?
1
vote
0answers
43 views

GameCenter and multiple user's data on same device

I was wondering. Is there any official guidance from Apple suggesting how to deal with multiple GameCenter users data on the same device? My current plan is to create one file for each user and a ...
1
vote
0answers
304 views

Unity game debugging on Xcode

This question has two parts: 1. How to get meaningful information out of Xcode crash logs? The game runs fine on the editor but when running on an iOS device it crashes and then gives information ...
0
votes
3answers
481 views

Will I have copyright issues making a mobile game based on an anime?

I have been wanting to create a mobile game based on some of my favorite anime. I want to know if using character images and names from those anime (even after giving full copyright credits and ...
1
vote
1answer
154 views

Augmented reality on Mobile platform - iOS

Is there a way that we can control the iOS device camera to an extent what colors it sees, what shapes it sees ? etc I'm speaking about the ability to read information before the image is captured. ...
1
vote
1answer
155 views

Bodies do not stay sticked together by joint in retina display

I'm rehearsing on Box2D revolute joints. Everything's going pretty well except for one thing. For some reason bodies joined together with revolute joints do not stay sticked, they start getting apart ...
1
vote
1answer
144 views

How should I manage persistent score in Game Center leaderboards?

Let's say that I'm developing an iOS RPG where the player gains 1 point per monster kill. The amount of monsters killed is persistent data: it is an endless adventure, and the score keeps on growing. ...
6
votes
1answer
515 views

How do I recruit beta testers?

We're a small company without enough employees to run a large scale beta in house. The app is geo-location based so we're trying to recruits some beta testers from all over that aren't "friends and ...
0
votes
0answers
69 views

Beta testers - where to find them [duplicate]

I would appreciate if you could point out ways of getting Beta testers for a freemium iPad game. Where do we find beta testers?
5
votes
1answer
1k views

How do I set up in-app purchasing in iOS?

I am using Unity and I developing an app for iOS. How do I implement in-app purchases that work world-wide?
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vote
1answer
948 views

3d transformation of game world keeping gameplay 2d - COCOS2D 2.0

Using: COCOS2D + iOS. I want to rotate the game world, may be loading another .tmx file for another dimensions when user want to switch dimension. the effect what I am looking for is something like ...
2
votes
1answer
133 views

iOS Game that Runs Continuously in Background

I'm trying to understand the most logical way of creating an iOS game that runs continuously in the background. For example.. you have tower and enemy waves. The game has endless enemy waves even ...
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2answers
901 views

Coordinate and positioning problem on iOS with cocos2d-x

I'm using cocos2d-x alongside with Marmalade and running some tests and tutorials before starting an actual project with them. So far things are working reasonably well on the windows simulator, ...
2
votes
1answer
309 views

What is the correct and most efficient approach of streaming vertex data?

Usually, I do this in my current OpenGL ES project (for iOS): Initialization: Create two VBO's and one IndexBuffer (since I will use the same indices), same size. Create two VAO's and configure ...
0
votes
1answer
79 views

Game with changing logic

I'm planing to develop a puzzle like mobile game (android/ios) with a different logic for each puzzle. Say, for example one puzzle could be a Rubik's cube and another one a ball maze. Many more new ...
0
votes
1answer
76 views

IOS monogame 17 seconds debug timeout

I'm trying to debug a monogame application using xamarin studio and breakpoint. Is it possible to disable the 17 seconds timeout on the FinishedLaunching function?
1
vote
1answer
318 views

Mobile (bluetooth) connection to wiimote/controller [closed]

Looking to make a game for cross-platform mobile game. (Android, iOS, Win8) Playing with a controller is a pretty important feature. Bluetooth connecting with a Wiimote works, but there are a few ...
3
votes
1answer
449 views

Alpha Blending performance on IOS

I've got few questions without responses about my game development, can you help me? Here is the questions: In my game when a large object appear on the screen, the GPU go to his limits, my ...
4
votes
1answer
2k views

How to make a iOS plugin for Unity3d

I've passed last 2 days reading articles and book for understand how can i make a plugin for iOS in Unity. Basically i need just a demo for understand how it work. For now i've tried to make this ...
0
votes
1answer
281 views

cocos2d collision detection between two ccsprites i am using boundingBox but this method is not working [closed]

I am making a cocos2d side scroller and I am currently putting collision detection in. I have an enemy that shoots at the player. I want to have the bullets disappear when they hit the player. The ...
3
votes
5answers
6k views

Parse/Write JSON with Unity iOS

anybody know a tutorial or maybe can help me to develop a parser/reader for JSON compatible with Unity iOS pro? I've already tried different third part libraries but without luck (i've tried json.net, ...
1
vote
1answer
904 views

Automated Unity iOS command line build on Mac

I am doing the iOS builds for a group of Unity (Unity3d) game developers. After pulling the latest git updates, I start up the Unity editor on my Mac and choose "Build Settings", select the iOS ...
5
votes
1answer
277 views

iOS paralleling of game tasks (Client)

What good practice in paralleling of rendering, main game logic and networking on iPhone/iPad? If I program on Windows I use threading and IOCP, but I am new to iOS. So what patterns, io async ...
2
votes
2answers
363 views

Minimum target iOS version for games

I have noticed lately on the App Store many games have been updated to require a minimum of iOS 4.3 to run thus eliminating support for 2nd gen devices (iPod Touch 2nd gen and iPhone 3G). It is now ...
0
votes
2answers
139 views

Help choosing a collision prediction method?

This takes a little backstory, bear with me. This is also a very general question, and I'm aware that without greater specifics the best answer might be "it depends." So the context is that we're ...
4
votes
0answers
402 views

How to support all iOS device screen sizes / resolutions in my game [duplicate]

I made this game. Right now the game supports all iOS devices except iPhone 5. The definition of each level of the game is kept in a plist. The creation of each level is done through a graphical ...
2
votes
6answers
4k views

Port libgdx application to iOS

I made my game using libgdx which is a cross-platform framework which supports desktop, Android and html5 (using Google Web Toolkit). What could be a possible route to port my game to iOS?
0
votes
1answer
272 views

iOS with cocos2d to MVC or not to MVC?

I am working with cocos2d. All my objects are declared on the CCLayer that I'm using, I have the logic of the game there and all the CCSprites. Should I put the CCSprite for the player and all it's ...
2
votes
0answers
256 views

Displacement Mapping opengl-es [closed]

I need to do an application similar to this Morfo. And I posted a question here where the answer states the solution is "Displacement Mapping" . And I googled this to do it in opengles. I couldnt get ...
1
vote
2answers
151 views

Can I make a flash file I developed to run on Androis / IOS?

I've created a simple game using ActionScript 3.0 and Adobe Flash CS5. Is there any way to run this creation on Android / Apple IOS ? (Even if so, I still have no Idea how to work with "touch" ...
3
votes
4answers
2k views

IOS OpenGl transparency performance issue

I have built a game in Unity that uses OpenGL ES 1.1 for IOS. I have a nice constant frame rate of 30 until i place a semi transparent texture over the top on my entire scene. I expect the drop in ...
1
vote
1answer
108 views

Designing a four-directional movement control

I'm developing an RPG for iOS. Currently, I plan my controls to look like this: So the user can interact with objects, people, etc. by tapping on the right side of the screen, and moves by swiping ...
0
votes
2answers
604 views

Adding gesture recognizer (or dragging) to CCSprite

I'm trying to allow a CCSprite to be dragged across the screen. I've succeeded so far by doing it on a Layer level (from this tutorial). However, this only allows ONE sprite to be dragged at a time as ...
2
votes
3answers
253 views

Let a time counter working when an app is closed?

Can we let a time counter working even if an app is closed? I would like to add a timer so that we have to wait XX seconds/minutes before a building is created in a game. I don't want to use an ...
2
votes
1answer
81 views

Display CCSprites with a delay

I am a beginner in cocos2d and I wanted to display coin CCSprites as soon as it moves off the screen with a 5 second delay. So this is what I wrote in my main gameplay layer to add 7 coins in a row: ...
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votes
1answer
1k views

Difference between Unity Pro licenses?

What is the difference between the various Unity Pro licenses? What does Android or iOS pro give me that Unity Pro doesn't? And what is the point of getting Unity Pro if I only care about mobile ...
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0answers
86 views

License for a Breakout [duplicate]

This may not be an appropriate question for gamedev.stackexchange.com. I'd like to make a basic Breakout game with Unity. I'd also like to sell it on the Mac App Store, iOS App Store, Google's Play ...