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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0answers
992 views

Posting to facebook from unity3d on iOS and android

I've made a game in unity3d for iOS and android. We have our own server to manage high scores and stuff like that. We'd also like to have the possibility post high scores to facebook, and also do ...
-1
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1answer
426 views

in-app purchase in cocosSd-x 3.0

I am working within a team, and we're at the point of finishing our first cocos2d-x c++ application. We want to add in-app purchases. for what, we made a search for this. We found 2 solutions: 1- ...
4
votes
1answer
435 views

Do leaderboard sets (in Game Center) allow 500 unique leaderboards?

The Game Kit Programming Guide for iOS claims: The number of different leaderboards allowed increases to 500 leaderboards per game when leaderboard sets have been enabled...Leaderboard sets ...
5
votes
4answers
184 views

What platform should educational games target? [closed]

Should educational games target the PC or mobile market? My professional development experience has been with the PC, but I'm wondering if mobile (iOS, Android, etc.) has a better market for ...
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 ...
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2answers
706 views

How to find collision detection side between two objects?

I am using box2D and I have two objects, one is bouncy ball and the other one is block. I'd like to find which side of the block is collided with, so I can only make the ball bounce when it hits the ...
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votes
2answers
605 views

OpenGL 2.0 - How to swap buffers for color picking

I'm trying to reproduce color picking on iOS, following the technique described here: http://www.lighthouse3d.com/opengl/picking/index.php3?openglway2, with OpenGL ES 2.0. When the user touches the ...
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4answers
2k views

Include Box2D libraries to a cocos2d project (iOS)

I have a problem including box2D to my cocos2d project. I've tried different ways to do it with no success. This is what I've done: I downloaded Box2D (Box2D_v2.2.1) to my project directory. Dragged ...
2
votes
2answers
237 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 ...
1
vote
1answer
949 views

Spritebuilder and CCScrollView, page indicators not showing up?

I'm using Spritebuilder to make my game, and CCScrollView usually saves me quite a bit of time. I'm trying to implement the scroll view much in the same way as the home screen on an iphone uses the ...
1
vote
2answers
181 views

Submit scores for multiple players to Game Center from one iPhone

I have a quiz game, which i would like to integrate Game Center for. This is a "local" multiplayer game with the possibility to play six players per match. Is it possible to submit scores to the Game ...
2
votes
1answer
782 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 ...
0
votes
1answer
289 views

Cocos2d-x cross platform development

I want to make a game with my friends on iOs, Android, WP operating systems. We decided to use a cocos2d-x and develop the core of the game on C++. What will be the right way of developing so that we ...
0
votes
1answer
175 views

Normal Map Issues

I'm experiencing a very strange result in my very simple normal map implementation on iOS 7 - OpenGL ES 2.0. I'm only using the bare parameters necessary and I'm also skipping on all the tangent and ...
1
vote
1answer
129 views

Why aren't subsequent glDrawArrays showing up?

I am attempting to redraw with the same arrays using glDrawArrays in a GLKView on iOS. When I comment out any two of these calls, the other draw call draws as I expect. My last hunch was that I was ...
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1answer
871 views

How to Integrate Unity with Google Play Game Services for iPhone and Android games

I want to integrate Google Play Game Services for Apple's iOS and for Android. How can I do this efficiently?
2
votes
0answers
320 views

How can I use Cinema 4D models in Android and iOS games? [closed]

How can I convert Cinema 4D animation or models to use in games for Android and iOS SDK?What kind of format is required for developing games for these platforms? If I make a dancing character, do I ...
3
votes
1answer
132 views

Should “games played this week” be computed from a fixed or running time span?

I'd like to create a leaderboard that shows how many games each player has played. This works fine for the "all time" section in Game Center, since I can just submit the total number. But what I ...
0
votes
2answers
64 views

Count number of CCNodes of a certain class on a layer

Pretty simple question. I'm working in Objective C (cocos2d) and I'm trying to count the number of a sprites of a certain class are present on the current layer being displayed. For example, I have a ...
2
votes
1answer
1k 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 ...
1
vote
1answer
98 views

Is it legal to allow users to install replacement game data containing real-world personalities?

I'm thinking of developing a game for iOS which will ship with fake sports personality data. So, for argument sake, let's say fake football player names. On OS X and Windows games like this often ...
0
votes
3answers
115 views

Is permission needed to use a living famous person as a character in a game?

If I wanted to sell an iphone game in which you play as a famous person, would that require permission from the famous person?
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0answers
718 views

Cross-platform ad-hoc local mobile multiplayer

I want to implement ad-hoc cross-platform (iOS, Android, and PC) device discovery for local multiplayer, like this scenario: http://www.youtube.com/watch?v=csXYZf2vGdE Multiple players, each with ...
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vote
3answers
3k views

CCUserDefault, iOS/Android and game updates

My game uses cocos2d-x and will be published on iOS platform first, later on Android. I save a lot of things with CCUserDefault (scores, which level was completed, number of coins taken, etc...). But ...
3
votes
3answers
4k 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 = ...
0
votes
1answer
195 views

Particle effect in sprite

I want to create a particle effect when my player sprite collide with my star sprite. How can I add a particleSystem in the sprite and not in a image? Also, I wish if it could wait for the animation ...
0
votes
1answer
110 views

Box2d stopping the movement of an object

I am in the process of making a game and I need an object to move only when the buttons are pressed. I have a method that begins the movement, and so far I am ending the movement of an object by ...
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0answers
79 views

Prismatic Joint causes a crash-Box2D(cocos2d)

tried to set up a prismatic joint, but I get this error upon run time: Assertion failed: (IsLocked() == false), function CreateBody, file ...
1
vote
0answers
98 views

How can i stack up tiles for Connect4 objective C? [closed]

I am trying to learn Objective C and iOS programming. And I'm trying to build a Connect Four. So Far i got this. I've been looking around and asking around but I haven't got the answer to my ...
-4
votes
1answer
115 views

How can I develop a game for iOS? [closed]

I have a Mac arriving in the next few weeks, and plan to program a 2d game. I know a little bit of Java but nothing about Objective C. I've heard about cocos2d -- it seems good but I don't know ...
1
vote
1answer
573 views

Viewport Pixels trouble - Intel XDK

I'm creating a game in Intel XDK, and using their API to get the viewport width and height. These are coming back at 1122 pixels and 746 pixels, respectively. When adding my text at 150 pixels down ...
1
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0answers
279 views

iOS OpenGLES - Multithread Game loop - Render and Update

I am trying to implementing multi-threaded game loop in iOS. (Actaully, two thread - Render and Update) This is my structure. Update Loop Has logic and at the end of loop, save update state. ...
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0answers
61 views

Building a guided tracing scene

I'm trying to figure out an approach to creating a cocos2d scene that would help kiddos learn to draw letters of the alphabet. Right now I am just using Apple’s PaintView demo code and applying an ...
6
votes
1answer
327 views

overlapping 3d particles not blending nicely when at the same z

I'm working on a 3d particle emitter. It's going pretty good but I'm still having a problem with triangle sorting. As you can see in the photos, there are some particles that are not blending ...
1
vote
2answers
284 views

Adding an angle variance to a 3d vector

I am converting a particle emitter from 2d to 3d. In the 2d system the original coder used a random angle variance and added it to the angle. So it would be something like: thisAngle = emitterAngle ...
1
vote
2answers
203 views

matrix to rotate a vector to a known arbitrary axis

Let's say I have a vector V (v.x,v.y,v.z) which is normalized and points somewhere in 3d space. And that I have another vector Z of (0,0,1). Knowing only these two things I'm looking for a ...
1
vote
1answer
2k views

How does Apple use App Store image banners?

I am about to publish my very first iOS game and was reading the Apple iTunes Connect guide (pages 237 till page 240). I understand that they require a PSD file of dimension 3200x600 pixels. I also ...
0
votes
1answer
74 views

iOS UDK Kismet Compare Vectors?

I have created a control scheme identical to the UDK Jazz Jackrabbit tutorial. Everything works as it should except I would like the Left Stick to control the character rotation when the Right Stick ...
1
vote
1answer
257 views

How to build an iPad game without an Apple device?

I am an experienced PC/mobile app developer trying to build an iPad app but I don't have access to a physical device. I have a PC and an Android phone (whatever good that is!) The app is essentially ...
2
votes
1answer
2k views

How to move an UIView along a curved CGPath according to user dragging the view

I'm trying to build a interface that the user can move his finger around the screen an a list of images moves along a path. The idea is that the images center nevers leaves de path. Most of the ...
1
vote
2answers
743 views

Multiplayer game sdk for ios and android [closed]

I am working on a multiplayer game supporting Android and IOS. For IOS Game-Center seems promising. But its IOS only. OpenFeint could be a option, but now GREE has stopped supporting it. Is there ...
0
votes
1answer
573 views

Tower defense endless levels logic sprite kit [closed]

I am making a tower defense game for iOS using Sprite Kit. I would like for my game to support an endless number of levels, like in Bloons TD 5. What approach should I take to implement this?
0
votes
1answer
109 views

Fast Forward Drawing using ACEdrawingView

i am using this : https://github.com/acerbetti/ACEDrawingView i want to implemented one Functionality in which i want Fast drawing by clicking on a Button. i am drawing points on screen. i have ...
0
votes
0answers
500 views

OpenGL error 0x0506 in -[CCSprite draw] 530 to run project on ios divice in cocos2d?

I am running my cocos2d program on simulator. It works fine but when I run it on device, it throws error OpenGL error 0x0506 in -[CCSprite draw] 530. In my program I want to push one scene to another ...
0
votes
1answer
193 views

How set and count Angle of sprite (turret) object in portrait mode in cocos2d?

I am new in cocos2d.I follow Raywenderlich tutorial series. I wish to set turrets in below of the screen in portrait mode.when user touch that location fire bullet and turret fire position at the ...
-1
votes
1answer
621 views

Level Editor for iOS Games [closed]

What would be the best way to design "Angry Birds" - levels. I wanna develop my own Angry Birds but I don't know how I should design the levels. Is there any good tool/level editor for that? The app ...
2
votes
1answer
481 views

How can I load a large tile map with cocos2d?

I am try to design a cocos2d game with a big world. The world's tile map is very big, maybe 20 iPad screen sizes worth of tiles. I want to know how to load this using a CCTMXTiledMap? If I directly ...
0
votes
1answer
340 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()) { ...
2
votes
2answers
204 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
134 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 ...