The iPhone smartphone designed by Apple Inc. The first iPhone was introduced on January 9, 2007. The iPhone runs on the iOS platform and can download and install applications from the iTunes app store.

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1answer
433 views

How can I avoid false positives with “blow” input?

I’m working on a game which uses blow functionality to move an object in the game screen. This screen also has background music in it. The problem is that the microphone is detecting the BGM as blow ...
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2answers
761 views

8-bit Game: To pre-scale images, or post scale my Cocos2d scene. Which is the better approach?

I'm wanting to develop a game with an 8-bit feel. Since this game is mostly for my personal enjoyment, I've set a requirement that I want my game to have an 8-Bit feel to it that is most similar the ...
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2answers
302 views

How can I make a rectangle to an irregular shape?

I used masking for breaking an image into the below pattern. Now that it's broken into different pieces I need to make a rectangle of each piece. I need to drag the broken pieces and adjust to the ...
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2answers
422 views

Connect 4 Iphone game

I'm new to game development and development in general, I want to make a Connect 4 game. I have made a few simple game tutorials and I decided I wanted to make my own game now. I figured a connect 4 ...
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1answer
915 views

How can I take advantage of the iPhone 4's higher resolution screen?

I've recently tested an OpenGL ES based 2D game on the iPhone 4. I've done almost all of the development and testing so far on my 3G device. The game works fine (except for a few multitasking ...
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1answer
439 views

Cocos2d: Using single timer/scheduler for multiple sprites

want to know if is it possible to use single timer or scheduler method for multiple sprites ? Like I am now working on a game and there could be any number of sprites and i want to perform some ...
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1answer
2k views

Cocos2D - How to move sprite on the X axis, using the accelerometer

I'm trying to make a vertical shooter, using Cocos2D and a few tutorials. Unfortunately, most tutorials only show how to make an horizontal shooter. Still, I tried to adapt the code from a horizontal ...
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2answers
841 views

RTS game engine for iOS/iPhone

Anyone know any free or non-free RTS engine that can be used for iOS game development?
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3answers
176 views

Story for an iPhone Game from a book?

I'm making a story-intensive game (RPG) for the iPhone and want to distribute it over the AppStore. But AppStore Apps have the potential to be distributed internationally, so I need kind of legal ...
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2answers
277 views

Games for Facebook, iPhone, Web

if I want to build a game for web, facebook, and iphone, do I need to build 3 completely different versions? I know there is a new company that is "build once, launch anywhere," but I'm asking about ...
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1answer
223 views

Trouble with touch events on iPhone

I'm making a simple 2D game for iPhone. Think of the game as a ball on the screen that goes up while the user is touching the screen and falls down when the user stops touching the screen. The ball ...
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2answers
1k views

How to connect two Iphone/ipod/ipads for gameplay over local wifi network?

I would like to add the option to play against another person over my wifi network in my pong game. How do I make this happen? Also, I would like to know how to be able to have 4 players at the same ...
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1answer
576 views

How make a laser path prediction line like a “slingshot cowboy” game?

How so I make a laser path prediction line like a “slingshot cowboy” game in cocos2d or box2d and select the target like "slingshot cowboy" game.
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1answer
350 views

Ogre3D particle effect causing error on iPhone

1) First I have added the Particle Folder from the Ogre SDK (contains Smoke.particle). 2) Added the Smoke.material And smoke.png and smokecolors.ong. 3) After this I added the Plugin = ...
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1answer
266 views

Is there an AIR native extension to use GameCenter APIs for turn-based games?

I'm planning a turn based game using the iOS 5 GameCenter (GameKit) turn-based functions. Ideally I would program the game with AIR (I'm a Flash dev), but so far I can't seem to find any already ...
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3answers
2k views

Detecting End of Animation

So I am making a death animation for a game. enemy1 is a UIImageView, and what I'm doing is when an integer is less than or equal to zero, it calls this deathAnimation which only happens once. What I ...
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1answer
589 views

Free Royalty-free music repository? [duplicate]

Possible Duplicate: Where can I find free music for my game? I am developing an iPhone game and is sourcing for some in-game background music. It's a puzzle game and so music for meditation ...
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2answers
1k views

Looking for the reference tutorials for the joints in the Box2D for iphone

I can't find the tutorials of joints class in the Box2D for iPhone. I am unable to run a Testbed for iPhone Box2D. (void)ccTouchesBegan:(NSSet *)touches withEvent:(UIEvent *)event { if ...
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2answers
1k views

install unity package in to iphone?

HI All, what is the steps of to install the unity package in to iphone and create a build (app file )that my client can also able to install in his iphone . Thanks, balraj.
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1answer
449 views

OpenGL ES screen to world coordinate

I am currently attempting to convert my screen coordinates to world coordinates, to be able to interact with objects. I am using glm and unProject to try and achieve this, so far this is my code: ...
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1answer
116 views

TiledMaps and real objects

I'm creating a simple game for the iPhone using Cocos2d. I'm having a hard time understanding how add real objects to a tiled map. I know that you can add an object-layer to the tiled map and set the ...
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2answers
241 views

Crash due to removal of Elements like CCSprite from NSMutableArray

So, here's how it goes. I am currently working on Cocos2d game, which consists of many Obstacles. One obstacle gets added on the screen at an interval of 10 seconds like this. ObstacleSprite* ...
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1answer
79 views

Issues with background coordinate configuration in objective c with runAction?

In my game I want to have two backgrounds going one after the other creating a continuous loop moving to the left. However, right now one goes, and the other does not follow it. Here's what I ...
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2answers
288 views

Costs for developing an Iphone physics game?

I recently made a game demo inspired by a wooden board game where you drop the ball trying to make a score, is fully playable so take a look (Works best on firefox): ...
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1answer
303 views

How do I identify a collision with a specific body?

How can I identify when the ground body collides with another b2Body? I can use b2ContactListener to be notified of collision events, but how do I tell which bodies collided?
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1answer
497 views

Corona SDK: Animation takes a long time to play after “prepare” step

First off, I'm using the current publicly available build, version 2011.704 I'm building a platformer, and have a character that runs along and jumps when the screen is tapped. While jumping, the ...
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1answer
247 views

Changing location after CommitAnimations

I'm using the following code to move a UIImageView: shootImg.image = [UIImage imageNamed:@"Projectile Left 1.png"]; [UIView beginAnimations:nil context:nil]; shootImg.center = ...
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1answer
231 views

Sound Delay With AVAudio Player

I'm using the following code in my viewDidLoad to load a sound: NSURL * url = [NSURL fileURLWithPath: [NSString stringWithFormat:@"%@/Moto - Hit Sound.mp3", [[NSBundle mainBundle] ...
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2answers
1k views

How do I repeatedly move an image by 1 pixel?

I have a method that is moving a UIImageView called shootImg across the screen: -(IBAction)shoot{ if (appDelegate.shootInt > 0) { if (direction == 1) { shootImg.center = ...
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1answer
571 views

What's the difference with how Box2D and Farseer behave in terms of collisions?

I've ported my engine to iOS and have been using the C++ version of Box2D. Everything runs fine except on collisions, it seems Box2D and Farseer handle collisions somewhat differently. Anyone know ...
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1answer
592 views

Dynamic bodies with Parallax Scrolling

I have an object that has a dynamic body. Currently, I'm setting it's position to follow the sprite when the parallax layer move. After a certain event, the object suppose to fall to the ground. ...
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1answer
219 views

Can OpenGL ES help in this game?

I am learning OpenGL ES and I have setup the environment. I believe the best way to learn things is to grab a dummy project and start working on it. So what I plan to do is... Now I want this ...
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1answer
119 views

velocity question from book iPhone

I am reading an iphone game dev book and I have a question about velocity. mainly it is this line playerVelocity = ccp(playerVelocity.x * dec + acceleration.x * sens, 0); Why do you mutiple the ...
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1answer
248 views

Mouse joint isn't restricting the ball from going to the other part of the screen

I'm developing a application in cocos2d using the Box2D framework, but unfortunately I am having issues. I'm not able to restrict the orange ball in the half screen area, taking the image below as ...
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2answers
432 views

OpenGL ES multiple indices

I need suggestions for the best method of acheiving what I am trying to do: -Using either OpenGL ES 1.x or 2.x I need to pass a bunch of vertices to the GPU. Each one has 3 attributes: Position, ...
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1answer
481 views

OpenGL ES indices optimization

I am using OpenGL ES 1.x/2.x I have 2 attributes to be passed to the GPU(one is colors, one is vertices, one color per vertex). I use indices. Both attributes will use the same indices array This ...
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2answers
620 views

What are the minimum requirements for UDK on iOS?

Infinity Blade asks for 3GS or better devices, which I'm told is because it uses OpenGL ES 2. Will every game made with the iOS version of the UDK only work with 3GS devices and up?
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1answer
316 views

Ipad - actionsheet not showing all buttons in landscape mode when keyboard is present

I am developing an Ipad application. It supports both landscape and portrait mode. The app has keyboard.It also shows an action sheet with 4 buttons when required. In portrait mode it works perfectly. ...
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1answer
1k views

CATiledLayer drawing delay

I am developing an iphone app. It has following page structure, 1.List of game levels in a UITableView 2.Game page I use "UIViewAnimationTransitionFlipFromRight" between pages Game page has 3 ...
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1answer
195 views

Drawing flaming letters in 3D with OpenGL ES 2.0

I am a bit confused about how to achieve this. What I want is to "draw with flames". I have achieved this with textures successfully, but now my concern is about doing this with particles to achieve ...
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1answer
176 views

How can I set a system's emission rate using Particle Designer 2.0?

In cocos2d-iphone (2.1), CCParticleSystem has a property called emissionRate. Is there any way to set it using Particle Designer 2.0? I've tried all the various settings but there doesn't seem to be ...
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1answer
535 views

What should I use for the event name when logging metrics with Flurry?

I'm working on a multiplayer game and I want to use Flurry to record game events. In the game you can build, grow and train troops. In Flurry you can log an event (optionally with parameters). It ...
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0answers
83 views

iSGL3D Occlusion Culling

I was testing a cool 3D Scene Graph Library called iSGL3D. Since I found some functions called alpha culling for displaying partly hidden objects (making the ones in front transparent). I was ...
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0answers
202 views

Detect Sprites, they are in Shape or Not which random draw in Cocos2d

I have searched a lot on web and found some of help ful links as exact my question. Link 1 Link 2 But still i am not success to achieve this, i have done some of code lines, as like draw line by ...
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0answers
112 views

The technology behind 22can's curiosity [closed]

I don't have alot of experience with mobile apps and I definitely don't know much about MMO's but I was wondering what the basic architecture of a game like that would be (understandably some don't ...
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1answer
179 views

Better way to implement iPhone Games targeting iPhone 4, 4S & 5 [closed]

iPhone 5: 4″ at 1146 x 640 resolution retina display iPhone 4, 4S: 3.5″ at 960 x 640 resolution retina display We are developing games targeting iPhone 4, 4S & 5. What graphics ...
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1answer
153 views

Drawing texture does not work anymore with a small amount of triangles

When i draw lines, the vertices are well connected. But when i draw the texture inside the triangles, it only works with i<4 in the for loop, otherwise with i<5 for example, there is a ...
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0answers
254 views

Design pattern for procedural terrain assets [on hold]

I'm developing a procedural terrain class at the moment and am stuck on the correct design pattern. The terrain is 2D and is constructed from a series of (x,y) points. I currently have a method that ...
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0answers
280 views

Cocos2D and iPhone's accelerometer [on hold]

good afternoon! Today I've started to develop a game and I got a trouble. So, first at all I would like to say that I have no experience developing games... So, I've a CCSprite in the layer and I ...
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0answers
134 views

Game Development Resources? [closed]

I want to make an iPhone game and I was wondering if somebody could point me to some resources. Before you rage and close this, I am not looking for just a tutorial on programming, I could just google ...