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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cocos2d collision detection between two ccsprites i am using boundingBox but this method is not working
I am making a cocos2d side scroller and I am currently putting collision detection in. I have an enemy that shoots at the player. I want to have the bullets disappear when they hit the player. The ...
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Designing a four-directional movement control
I'm developing an RPG for iOS. Currently, I plan my controls to look like this:
So the user can interact with objects, people, etc. by tapping on the right side of the screen, and moves by swiping ...
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Cocos2d how to correctly preload a spritesheet before the scene start?
I'm working on a game with Objective-C and Cocos2d, the game has a huge number of images, and obviously as I add images on the spritesheet (well yes I'm using spritesheets) the loading time get ...
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How do I make an equipped item affect the equipper?
I'm making a small text-based adventure in Objective-C. I have a Player class with four properties which represent the player's attributes (strength, agility, stamina, and intelligence). I also have a ...
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Image Texture Tracing Algorithm - Cocos2D Box2D
Context: I am working on a 2D Destructible Terrain engine for Cocos2D with Box2D. All images, when a level loads, have their border's traced and cached for the purposes of forming Box2D b2EdgeShape ...
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How can I implement a “Nyan Cat” rainbow?
I'm currently making a game similar to this Nyan Cat flash game, although I'm using cocos2d. I'm having a hard time trying to make the rainbow effect:
Currently, every update call I add a piece of ...
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2D Destructible Terrain with Box2D / Cocos2D -> Image Tracing
Bear with me as this will be a rather lengthy post. For the last month I have been working on an open source Cocos2D, Box2D Destructible Terrain Engine. I have some questions regarding its ...
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Determining explosion radius damage - Circle to Rectangle 2D
One of the Cocos2D games I am working on has circular explosion effects. These explosion effects need to deal a percentage of their set maximum damage to all game characters (represented by ...
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Objective-C Moving UIView along a curved path
I'm not sure if I am approaching this the correct way. In my app, when a user touches the screen I capture the point and create an arc from a fixed point to that touch point. I then want to move a ...
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203 views
Mixing Objective-C and C++: Game Loop Parts
I'm trying to write all of my game in C++ except for drawing and game loop timing. Those parts are going to be in Objective-C for iOS.
Right now, I have ViewController handling the update cycle, but ...
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Cocos2d sprite's parent not reflecting true scale value
I am encountering issues with determining a CCSprite's parent node's scale value.
In my game I have a class that extends CCLayer and scales itself based on game triggers. Certain child sprites of ...
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Best way to determine surface normal for a group of pixels?
One of my current endeavors is creating a 2D destructible terrain engine for iOS Cocos2D (See https://github.com/crebstar/PWNDestructibleTerrain ). It is in an infant stages no doubt, but I have made ...
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NSNotificationCenter or array of delegates to broadcast information?
I'm writing a buff class that will have a delegate to the caster and an array of delegates that call the affected objects (can be tiles or sprites).
After some research on how to create an ...
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Objective C Collision Detection Problem
Ok, so I'm having a problem with setting up AABB Collision detection. I understand how to implement this and everything, and I know this method works, because, with few (functional) changes, I'm ...
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How to store NPC movement data?
In my 2D tile-based game, I have NPCs that move around on a fixed path. I am putting the information about the NPCs in a .plist file that is loaded on startup. The thing is, I'm not sure how to format ...
