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

learn more… | top users | synonyms

3
votes
1answer
1k views

Correct use of VAO's in OpenGL ES2 for iOS?

I'm migrating to OpenGL ES2 for one of my iOS projects, and I'm having trouble to get any geometry to render successfully. Here's where I'm setting up the VAO rendering: void bindVAO(int ...
3
votes
2answers
392 views

Creating new games on Android and/or iPhone

I have a succesfull Facebook poker game that is running very nicely. I was asked if I can port my game to other platforms - mainly mobile devices (phones as well as tablets, would tablets need a ...
3
votes
1answer
369 views

Create a physics body with hole : bullet physics

I am writing an iOS game, using bullet for physics, blender to create models, cocos3d as the game engine. I have a model like this Basically there is a plane, with a hole, and a UVSphere. Both were ...
3
votes
1answer
202 views

Rotate an image and get back to its original position - opengles glkit

I need to rotate an image in opengles GLkit and get it back to its original position in GLkit. rotation += 5; _modelViewMatrix = GLKMatrix4Rotate( _modelViewMatrix, GLKMathDegreesToRadians(5), 1, 0, ...
3
votes
3answers
2k views

In Unity, can I load a local (/Resources folder) website to safari on an ipad

In Unity, can I load a local (/Resources folder) website to safari on an ipad? This works fine on a Mac, opening up a wepage from my Resources folder. string path = ...
3
votes
2answers
2k views

Dynamic libraries are not allowed on iOS but what about this?

I'm currently using LuaJIT and its FFI interface to call C functions from LUA scripts. What FFI does is to look at dynamic libraries' exported symbols and let the developer use it directly form LUA. ...
3
votes
3answers
1k views

MonoGame for iOS - getting started [closed]

I can't find any clear directions on how to get started. I only see a Windows installer for MonoGame but what little documentation I've found seems to say you install it on the Mac and do the work ...
3
votes
2answers
2k views

Cocos2D: Upgrading from OpenGL ES 1.1 to 2.0

I have recently starting upgrading my ios game to the latest Cocos2D (2.0 rc), and I am having some difficulties upgrading my texture generation code to OpenGL 2.0. In the old version I generated ...
3
votes
5answers
767 views

Should iOS games use a Timer?

No matter what frameworks we use -- Core Graphics, Cocos2D, OpenGL ES -- to write games, should a timer be used (for games that has animation even when a user doesn't do any input, such as after ...
3
votes
2answers
348 views

How to move the object(tanker ) on slope image in chipmunk Spacemanager

I have used one polygon shape image (terrain)in my game its just like mountain and now i want to move the tanker on mountain path from one direction to other and then its turn on touching of the ...
3
votes
0answers
1k views

OpenGL ES 2.0 Camera advices and general thoughts for a 2D engine [closed]

I'm working on my first 2D OpenGL engine for iOs 5+ using GLKit (that's to say: OpenGL ES 2.0). While I am on a good path and a lot of things are implemented and nicely working, I'd like to share with ...
2
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 ...
2
votes
3answers
452 views

Is there a grey-area with Copyright infringement?

Currently a student, I'm trying to put together a game for iOS. From everywhere I've read, it seems any game's sound and art are apart of their IP and covered under their Copyright. That being said, ...
2
votes
2answers
1k views

Can I use PBOs for textures in iOS?

As far as I can see, there is no GL_PIXEL_UNPACK_BUFFER. Also, the OpenGL ES 2.0 specification (and as far as I know, no iOS device currently supports OpenGL ES > 2.0) states that glMapBufferOES() can ...
2
votes
5answers
2k views

Skipping glReadPixels and reading iPhone's “VRAM” directly

I'd like to rapidly capture "screenshots" of my OpenGL ES iPhone game and turn them into a video. I've tried the following approach (it works but degrades the game play to an unacceptable level): ...
2
votes
3answers
3k views

How do I render .dae models?

I'm building a game for iOS. I'm quite new to OpenGL but what I want is to take a 3D model I have made in Google SketchUp and use it in my 3d game. The problem is I don't know how to proceed. I have ...
2
votes
4answers
1k views

Cross platform development tool/platform for the modern indie game developer?

I'm a Flash developer, but I think it's time to think of other avenues. Ideally I want to be able to write once but be able to deploy to as many different platforms as possible, so iOS AND ...
2
votes
1answer
394 views

My game is mostly complete, how do I find a publisher?

I've been working for quite a while on a game. I'm mostly done with it. Simply finishing the project, adding banners and just publishing it on google play / appstore probably won't bring in any ...
2
votes
1answer
2k views

Am I allowed to release an app I developed with Xcode on windows?

I want to develop an app for the iOS app store, but don't want to invest in a mac since they start very expensive. So I considered running Xcode via VMware using OSX Lion on my windows 7 computer. ...
2
votes
4answers
3k views

What 2D engine can I use to port my flash game to iOS and Android? [closed]

I would like to port my 2D flash game to Android and iOS. Is there any cross platform engine you could recommend? Corona is the only promising one I have found so far.
2
votes
2answers
651 views

Map file format for Real-time strategy game

I am planing to create a 2D RTS game on iPhone using cocos2d, besides the tile map, any other suggestion for storing the map details for the game? Would be nice if a GUI editor is also provided.
2
votes
3answers
247 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
318 views

Do I need any knowledge of Objective C to port a game to iOS using Unity3D?

I have no experience with Objective-C and I know iOS simply as a user of iphone and ipad devices. Now, I know that Unity3D can port my game to iOS without needing to know Objective C (that's what ...
2
votes
2answers
1k views

Using pixel art on small high resolution screens

I'm making a game and I would like to utilize pixel art as my style. But I faced a problem, modern displays on my target platform (iOS) have extremely high resolution. So if my artist makes me some ...
2
votes
3answers
351 views

Optimizing graphics for an iOS flash game

A friend of mine and myself are working on a flash developed iOS (and later Android) puzzle board game. He's a developer and I'm a designer/developer so (no surprise) we have different points of view. ...
2
votes
1answer
131 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 ...
2
votes
2answers
353 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 ...
2
votes
1answer
1k views

Game Development at iOS, Android and PC with OpenGL ES

I'm beginning iOS apps development, and my aim is to make games to launch on App Store. But I want to know if it's possible to program a game on Xcode with OpenGL ES (C++ game logic), integrate it on ...
2
votes
6answers
3k 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?
2
votes
2answers
3k views

What is the proper use of CADisplayLink, and where do I put game logic?

I have an iOS OpenGL ES 2.0 game and currently have a CADisplayLink with a :render method. In this render method I do all the game's logic updates and drawing. Is this correct? Or should my game ...
2
votes
1answer
8k views

cocos3d versus Unity for simple IOS 3D games?

Wondering if anyone here happens to have experience in doing some simple 3D based games/apps for IOS, using cocos3d & Unity and could give some pointers....questions I have are: GENERAL 1) It ...
2
votes
3answers
710 views

Objective-C or C++ of game engine header file for iOS developers?

We've developed a game engine written in C++. Now we are preparing our game engine for iOS developers. I guess that many game developers use C++ or Objective-C for their game apps. So I think we ...
2
votes
3answers
838 views

How do I make a turn based game for two players who play with different devices on iOS?

I only have experience in physics-based games in cocos2d. I want to develop a turn-based game in Cocoa Touch (iOS). Two players will play this game on different devices which connect via Bluetooth or ...
2
votes
2answers
973 views

OpenGL ES on iOS Books

I was wondering if someone has read both the: iPhone 3D Programming And OpenGL ES 2.0 books and have an opinion if one is better than the other? I'm basically wanting to get into doing 3D ...
2
votes
2answers
192 views

Give people your app for free [closed]

I was wondering how developers can give some people (like family) their paid apps for free? Or even give paid in app purchases for free. I'm not talking about the promo codes, i believe they only last ...
2
votes
2answers
139 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 ...
2
votes
1answer
111 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 ...
2
votes
1answer
204 views

Will changing app name in iOS app store affect/reset app ranking?

I want to change the name of my app but was wondering if that would change/affect/reset the ranking it already has. Anyone know?
2
votes
1answer
368 views

How to create a 2D ocean effect in cocos2dx and box2d for iphone, android, windows phones

Currently my game needs a top ocean view. Can this ocean effect done using box2d? or should I dive into write my own physics (liquid/water simulation). Ideas and suggestions are welcome.
2
votes
1answer
286 views

Displaying animations during loading screens

Games like Karateka (which uses UDK) seem to be able to asynchronously load GL assets as well as display animation. The splash is incredibly short, then presumably their glView shows up. I can think ...
2
votes
1answer
797 views

iOS game integrated with Facebook - Random game

How could I implement a random game for iOS via Facebook. I registered my game with Facebook and done everything so far... Can Facebook do such a thing? EDIT I connected my app to Facebook, I can ...
2
votes
2answers
888 views

Sync clocks on a real time multiplayer game - Is this ok?

I'm developing a multiplayer game through Gamecenter in unity with prime31 plugin. This is how I sync the clocks of the two players (right now there will only be 2 player in one match), and I wanted ...
2
votes
3answers
268 views

How to store and update data table on client side (iOS MMO)

Currently I'm developing an iOS MMO game with cocos2d-x. The game depends on many data tables (Excel file) given by the designers. These tables contain data like how much gold/crystal will be cost ...
2
votes
1answer
736 views

How to use Kobold2D/Cocos2D to create a turn-based iOS 5 Game Center game?

I've searched for information on this, but cannot find it, is this not something you can do yet with Kobold2D/Cocos2D? or are there options I've missed?
2
votes
2answers
739 views

Efficient Bullet Firing Class

I've been struggling with this for a while. I have been trying to create a bullet pool class for a game I have made that doesn't cause a significant fps drop. I have tried creating a bullet pool ...
2
votes
2answers
1k views

Simulating a 3D body with a skeleton in iOS

I would like to make an iOS application that simulates a 3D body with joints and bones, but I am not sure how to do that. The aim of the app is that you can move its arms around and throw it around (x ...
2
votes
1answer
277 views

Are mobile devices a viable platform/market for “User-Generated Content”-based games?

I intend to do a lot of research into this, but I know this community has a knack for delivering hard-to-find gems of knowledge, so I figured I'd ask here first. Preamble (My Situation) I'm ...
2
votes
1answer
239 views

What units does Sprite Kit use for physics?

I'm developing a simple ball game in Sprite Kit. I need to predict the ball's trajectory, so I went back to my physics book for the equations for acceleration, time, speed and space. The problem is ...
2
votes
1answer
344 views

How to outline a 3D object with a cartoon style stroke? [duplicate]

How could I draw (stroke) the outline of a 3D object in a cartoon style with GLKit? I'm referring to something like this: However we can start with a simple line around the object and then try to ...
2
votes
2answers
2k views

Repeat image on a fixed background, Cocos2D?

I'm quite new to Cocos2d, does anyone know how to create a background that would be one fixed screen (no scrolling), with a small image just repeated to the whole size of the screen - depending on ...