Objective-C is a general-purpose, high-level, object-oriented programming language. It's mainly used for game development on Apple iOS and Mac OS devices, however it's not limitied to this platforms.

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Make a layer over an image and adjust its co-ordinates by touch

I need to make a layer over an image and adjust the layer to fit to image and get its co-ordinates of the layer. I need to adjust the layer by touch and pinch. The sample image is as below. I need ...
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177 views

DPad style movement for AI without using A*

What is the easiest way to implement DPad style movement (No diagonal) for AI without using and A* algorithm? I thought about having the enemy catch up to the player in the Y axis first then the X ...
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1answer
212 views

Copies of GameScene created when called additional times

UPDATE: It no longer crashes after removing [self removeAllChildrenWithCleanup:YES]; from onExit. The artifacts still remain though. UPDATE 2: Found my problems. See my answer below. I have a game ...
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1answer
327 views

How can I simulate light using mask images on the iPad? [duplicate]

Possible Duplicate: Can I achieve a torchlight effect (lighter area around a light source) in a 2D game? I want to have a picture as a background, say this: Then I would like to apply a ...
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2answers
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OpenGL ES Framebuffer creation problem

I'm having some problems porting my D3D code to OpenGL ES. I have a Graphics Device class that encapsulates all rendering commands. The code below is in an ObjC++ file. The problem code is the called ...
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1answer
675 views

Help: -[GameScene spiderBelowScreen]: unrecognized selector sent to instance 0x257f50

I am currently doing the tutorials in the book: "learn iPhone and iPad cocos2d Game Development" by Steffen Itterheim and have been running into problems with the code for the DoodleDrop tutorial, ...
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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 ...
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1answer
231 views

CGPointMake in Respect to other UIImageViews

I have a UIImageView called hitBox, and another image called mainSprite. So what I want to do is when an IBAction is pressed, it will move hitBox to above mainSprite. I don't know if this is syntax ...
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2answers
415 views

Good open source iOS games? [closed]

I would like to see how things are done in modern iOS games, I am especially interested in Cocos2D games. I need a game that will compile (warnings are ok) and since most of the project I have seen ...
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3answers
987 views

Objective-C or javascript+html5+canvas? [closed]

I'm really interested in starting to study some language with the idea of develop games for ipad and iphone. My main concern is that as soon as is possible to develop games with javascrit and html5 ...
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1answer
2k views

To move the object (sprite) in all direction with constant speed in touch direction and to follow the touch path

I am developing this game in cocos2d. I want to move a object(airplane) in all direction with constant speed and it should move and flip in the direction of touch point and it should follow path make ...
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1answer
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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 ...