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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2
votes
3answers
365 views

Is good practice to optimize FPS even when it's above the lower limit to give illusion of movement?

I started over 50 FPS on the iPhone, but now I'm bellow 30 PFS, I've seen most iPhone games clamped to either 60 or 30 FPS, even when 24 or less would give the illusion of movement. I've concidered ...
0
votes
1answer
166 views

Server costs and back loading for mobile devices

A company approached me to design an MMO for the mobile platform and I have the perfect idea for them. My question is how much would a server for a FTP game that has both a PVE element and PVP cost? ...
3
votes
3answers
477 views

Android / IPhone / Desktop C++ Game Template

I was wondering if anyone has come across any articles detailing how to set up a basic game in C++ for use in Android / IPhone / Desktop applications. My thoughts just now are that I would like to ...
3
votes
3answers
4k views

Getting isometric grid coordinates from standard X,Y coordinates

I'm currently trying to add sprites to an isometric Tiled TMX map using Objects in cocos2d. The problem is the X and Y metadata from TMX object are in standard 2d format (pixels x, pixels y), instead ...
1
vote
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* ...
4
votes
2answers
537 views

What technologies are used to develop games for tablets and iPhones?

What technologies are used to develop games for tablets and iPhones? Would Flash be commonly used? Is HTML5 capable of animation and interactivity, or would a game file simply be placed within HTML5 ...
1
vote
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 ...
5
votes
2answers
202 views

Guitar hero clone and music

I am an indie game developer and I am doing a game similar to guitar hero. I am using tracks composed by musicians and I contacted them to sing a licensing contract. As is my first indie project I ...
6
votes
4answers
2k views

iPhone 3d Model format: .h file, .obj, or some other?

I'm beginning to write an iPhone game using OpenGL-ES and I've come across a problem with deciding what format my 3D models should be in. I've read (link escapes me at the moment) that some ...
1
vote
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 ...
5
votes
3answers
1k views

How to protect Lua scripts in IOS game?

I'm developing an iOS game and was considering putting level info and monster info in a Lua script for ease of use. However, since I'm using Game Center for multiplayer I'm concerned users will ...
-1
votes
3answers
2k views

Unity3D or UDK or OPENGL from scratch? [closed]

I am just very confused which I should choose in terms of high end game development. The application that I am designing is pretty simple, requires some 3D, and some effects. I am looking at a game ...
0
votes
3answers
609 views

Rotating Sprite around Y-Axis (2D)

I'm going to be creating a game soon, and part of it involves spinning sprites. The sprites will be spinning around the Y-Axis (imagine a spinning plate on top of a stick, where the stick stands up ...
10
votes
5answers
4k views

Developing for iOS on Linux

I am looking for an engine or library to develop a game for iOS on Linux. High level, low level, GUI, no GUI, does not matter too much. I am really looking for anything. I'm not actually talking ...
0
votes
1answer
141 views

Make game for iPhone only [closed]

From the beginning of development on my game I was hoping to release it as a universal app, but the gameplay simply doesn't work as well on the iPad. Also, it was designed to work on the iPhone ...
0
votes
0answers
313 views

Cocos2d Tiled Dynamic Object Layer

I'm trying to develop a cocos2d tiled based game using a sort of 'dynamic' object layer. What I want to do is after the tiled map is loaded, the user can drag something into the map and that will ...
11
votes
2answers
584 views

$0.99 or Free with Virtual goods - Revenue Model for mobile games

I'm trying to decide between a paid game and a free to play game. Is there research on the pros and cons of each one. I would really appreciate some concrete data on this and not just opinions. This ...
3
votes
4answers
1k views

iPhone Game framework on top of cocos2d?

I am using cocos2d to develop iPhone game, however, it is just an 2D engine and developer is too flexible to use them - i.e. codes tends to be unmanageable. Are there any more high level framework ...
2
votes
2answers
1k views

Best practice for image compression

Which is the best format or best technique to compress images without loss of quality for iPhone/iPad games?
1
vote
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 ...
0
votes
3answers
614 views

If I were to start an Android or iPhone app or game, what program should I use? [closed]

I don't really know a lot about programming and the only things I do is using codes with Gamemaker, but I have read that it is too basic and it can't be used with iPhone or Android. Is there anything ...
0
votes
1answer
150 views

Lighting get darker when texture is aplied

Im using OpenGL ES 1.1 for iPhone. I'm attempting to implement a skybox in my 3d world and started out by following one of Jeff Lamarches tutorials on creating textures. Heres the tutorial: ...
2
votes
1answer
318 views

Wheel rotation, to change velocity of vehicle

I update the velocity of my vehicle like so: [v setVelocity: ((2 * 3.14 * 100 * (wheel.getRotationValue / 360) / 30)) * gameSpeed]; // update on 60 fps this gets velocity on all frames divide by 60 ...
4
votes
1answer
775 views

Updating games for iOS 6 and new iPhone/iPod Touch

Say I have a game that runs full-screen on iPhone 4S and older devices. The balance of the game is just right for the 480 x 320 screen and associated aspect ratio. Now I want to update my game to run ...
1
vote
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.
5
votes
1answer
692 views

iOS Game Center - Quit turn-based games for previous version of app

I have a game on the iOS App Store that uses Game Center for turn-based multiplayer (GKTurnBasedMatch). I recently updated the app with a new game mode and I had to change the network protocol for ...
3
votes
1answer
2k 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 ...
2
votes
2answers
4k views

How to check battery usage of an iPhone/Android app?

I think the title says Enough. For example Unity can generate you a report how much CPU/GPU power it's using or how fast it's going to drain device battery, but what about the applications developed ...
1
vote
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 = ...
1
vote
2answers
488 views

How to achieve graphics like those in Spy Mouse

I'm really interested in making a new application for iPhone, and I have some experience in objective-c. My main problem is the visual part. I want to have graphics like in Spy Mouse. Could this be ...
1
vote
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 ...
4
votes
1answer
530 views

Organize a game set

I'm developing a endless running game and I'm not really sure on how to make the set. The first approach was to make a BIG set like 10240x3072 pixels so that we have a nice portion of set. After ...
0
votes
2answers
202 views

Looking for feedback on design pattern for simple 2D environment

I'm working in iOS. I am trying to make a very simple 2D environment where there are some basic shapes you can drag around with your finger. These shapes should interact in various ways when dropped ...
6
votes
9answers
19k views

What platform is best for Android and iPhone development? [closed]

I've been developing non-mobile apps for linux; mainly stuff like interpreters, compilers, database engines and business apps. I've been told that if I wanted to learn how to develop iPhone/iPad ...
0
votes
2answers
1k views

Constant rotation of a revolute joint in box2d

I would like to have a line with one end attached to a location and have it rotate constantly (with the same speed) with a maximum of 45 to -45 degrees (i.e. I would like to have it swing like a rope ...
4
votes
2answers
315 views

Aggro with Images

I have three UIImageViews. enemy1, enemy1AggroBox and mainSprite. What I want to do is when mainSprite and enemy1AggroBox interect, I want enemy1 to start moving towards mainSprite. Basically ...
-2
votes
1answer
375 views

iPhone game - saving player state data

I am developing my first app for iPhone, using C++ and some Objective C code to interface with ios sdk api. My app is obviously a game. I was wondering where to save the state of the player (in my ...
1
vote
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): ...
-1
votes
1answer
267 views

Tools need to for low poly model, texture making & lighting in unity3d (iOS) [closed]

I am new to unity3d, i want to create a 3d game i have a team of 3d designers and programmers. My question which software should we use for modelling, texture making and advanced lighting for mobile ...
3
votes
2answers
580 views

Creating 2D waveform for Cocos2d game

I'd like to have a Waveform in my iPhone game that I am developing using Cocos2d v2.0. That's the ideal wave I'd like to achieve. A simpler wave which I would still be happy with is this one. ...
2
votes
1answer
5k views

Accelerometer to move player left and right

Please take a look on my code and help me to find problem. I used this tutorial: COCOS2D_ACCELEROMETER_MOVEMENT This works only sometime….some time not move..How can I resolve this problem? Here is ...
-1
votes
1answer
2k views

How change the size of sprite in cocos2d?

I want to change the scale of sprite like a paper in 'Paper Toss' game. 'Paper Toss' is the game is available on the App store. I want to make a sprite like a paper and change the scale of sprite ...
2
votes
3answers
3k views

How do I create this underwater effect with Cocos2D?

http://vimeo.com/2461697 Hi everyone, I'm trying to create an effect like this, the underwater effect (water distortion). I've looked around and I've seen references to "water caustics" but I'm not ...
1
vote
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?
3
votes
1answer
688 views

How do you get textures out of a png file

I have 1 png of many different textures. I want to use these textures in my iphone game using cocos2d. I found the program "Zwoptex" where you can combine many textures to one png and create a plist ...
2
votes
1answer
187 views

Game speed cubic growth

Is it possible, using delta in my update method to increase a game speed variable exponentially on cubic growth (the blue line below) My maths isn't great so I'm not sure how the formula would be ...
1
vote
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 ...
0
votes
3answers
437 views

Is it legal to use the name of an existing game?

I'm planning on creating an iPhone game titled "Guess Who!". I know there is already a board game with the same title (linked here) so I'm wondering it is legal for me to use this title for my game. ...
1
vote
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 ...
4
votes
2answers
354 views

What term is used to refer to iPhone and Android games?

What do you call games developed for Android or iPhone to differentiate them from games developed for other platforms?