cocos2d-x is a cross plaform port of cocos2d-iphone using C++. It supports iOS, Mac, Android, Samsung Bada, BlackBerry Tablet OS, Windows and Linux. It has built-in bindings for Lua and Javascript.

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2answers
586 views

CCMoveBy values on update()

This is my problem: I have a scheduled update, here I track the movements of my objects (sprites), I move them with CCMoveBy, and I need to constantly update the zOrder. For setting the zOrder I've ...
3
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1answer
1k views

Pixel Perfect Collision Detection in Cocos2dx

I am trying to port the pixel perfect collision detection in Cocos2d-x the original version was made for Cocos2D and can be found here: ...
3
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1answer
635 views

How to implement throw curve with virtual height in a 2D side-view game

I am working on a 2d side-view soccer game that looks like this image: But now I stuck on how to implement parabola pass ball. I have found many questions corresponding to my problem: Calculating ...
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1answer
372 views

How to get position of CCSprite added to CCParallaxNode?

I have a CCparallaxNodeExtras that scrolls infinite (following the space game tutorial). I added as a child a CCSprite made of other CCSprite, like this: _backgroundNode = ...
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1answer
181 views

How do you align the edges of sprites?

If you have SpriteA and SpriteB. SpriteB is a child of SpriteA. Does anyone have a mechanism to come up with the left, right, top, side of a boundingbox() of SpriteA? What I'd like to do is align ...
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2answers
1k views

What is the differencen between ccTouchesEnded and ccTouchEnded

I'm learning cocos2d-x. Following the tutorial I found that ccTouchesEnded works perfectly in linux (and windows) but when I replace by ccTouchEnded the event isn't detected anymore. What are ...
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0answers
191 views

How do I find the rotation point given a touch anchor, new position and new rotation?

I've got an Cocos2d layer which anchorPoint, position and rotation (according to http://www.qcmat.com/understanding-anchorpoint-in-cocos2d/) vary when the pinch zoom gestures. Everything works fine. ...
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1answer
4k views

How to switch sprite animations in cocos2d-x?

I have a "GameCharacter" class where I have a sprite for my main character in the game, I loaded the frames and animations correctly. I can switch between animations with single touches or swiping ...
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4answers
7k views

Cocos2d-x Finding if a CCPoint is inside a sprite rect

I'm afraid that I'm missing something. This is what I've done: I've made a scene using layers (Gimp), then I've exported the layers with the image size, that way I thought would be more easy to add ...
0
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1answer
2k views

How to set multiple animations in cocos2d-x

I'm currently starting with cocos2d-x to build games for blackberry/android/iOS. I have the png and plist for the animations of a character created with texturepacker. I load them with ...
0
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1answer
318 views

How to Initilize CCPoint Array from String?

I've got string like this: {{0,168},{20,20}}, here indicates two points. I want to get them out to initialize my CCPoint. Do you guys know how to convert this?
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1answer
460 views

Is it a good idea to use box2d to control sprite movement in a 2D game?

I'm trying to use Box2D to control sprite movement.Some burning issues are these: 1.When I trying to move the sprite on a slope or a lean barrier. The sprite will move off the slope which is not what ...
2
votes
1answer
527 views

Not able to change the background of the scene in cocos2dx android

I have started Game Development using Cocos2d-x. And started with HelloWorld sample game. I am able to run this sample game. But when I try to change the Background Color, I am getting error in ...
0
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1answer
276 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 ...
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2answers
1k views

Coordinate and positioning problem on iOS with cocos2d-x

I'm using cocos2d-x alongside with Marmalade and running some tests and tutorials before starting an actual project with them. So far things are working reasonably well on the windows simulator, ...
0
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3answers
730 views

Changing the rendering resolution while maintaining the design layout

I would like to increase the FPS of my project. Currently I would like to try reducing the resolution at which the scenes are rendered. Let's say I never want to draw more than 1280*720. What ever ...
0
votes
2answers
3k views

cocos2dx - Custom Fragment Shader and CCRenderTexture

I have a CCRenderTexture that is filled with a sprite when the scene is loaded, as follows, canvas = CCRenderTexture::create(this->getContentSize().width, this->getContentSize().height); ...
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2answers
336 views

Multi Resolution graphic for ios 4 and ios 5 [duplicate]

I have used cocos2d-x to develop a game for iPhone 4, iPhone 4s, iPhone 5 with different screen sizes (3.5 inch and 4 inch) First, my resource are designed for iPhone 4 and iPhone 4s with 3.5 inch ...
0
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1answer
1k views

Can't Build Cocos2Dx emscripten project [closed]

I need to port a Cocos2D-x project to Web (JS+HTML5). I'm trying to compile cocos2D-x samples using the emscripten project for cocos2d-x, and I've followed this tutorial ...
4
votes
1answer
5k views

why is Lua so important ( frequently used ) in game development [duplicate]

I have written some small games for fun myself, but never used Lua myself. I have seen people discussing Lua's use in games everywhere. The question is: What benefit can I get from using Lua in game ...
0
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1answer
1k views

cocos2d-x - object creation and management in game design

How do others keep track of everything going on in their games? I am working on a new game and I am quickly realizing everything that I need to keep track of. Example: Maybe a layerManager that ...
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2answers
566 views

how to re-use a sprite in cocos2d-x

some times it takes time to create the sprite structures in the scene, I might need to setup structures inside this sprite to meet requirement, thus I would hope to reuse such structures with the game ...
0
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1answer
240 views

does cocos2d cache texture automatically

I know if we want the textures cached we can use the sharedtexture manager to cache them, but since this is on mobile platform , why don't cocos2d-x just do this for all texture loads ? when creating ...
4
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2answers
2k views

How to achieve smooth movement with a fixed timestep

Previously in the update method of my game I was using a variable time step which provided very smooth movement of a player sprite except when the frame rate would drop, even slightly. At that point I ...
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1answer
744 views

cocos2d-x export plist from images in windows free tool to use [closed]

as i learn to use cocos2d-x in the part on which i need to animate sprite images all the tutorials shows how to use something that called plist file that maps the coordinates of the images clips . ...
3
votes
3answers
3k views

How to use facebook sdk on a cocos2dx-project

I'm doing a game cocos2d-x, when user gets a high score, I want them to touch on the Facebook icon and share the high score on their Facebook account timeline. tutorials on facebook.developer.com ...
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0answers
575 views

cocos2d-xna CCScale9Sprite usage [closed]

I'm trying to get a CCControlButton to render on my game. Using a basic CCScale9Sprite as the button's background works using the following: var myScale9Sprite = ...
-1
votes
1answer
348 views

are most 2D games tille based? [closed]

So I'm beginning the planing phase for a 2D game that I hope to deploy for iPhone, Android, and maybe windows phone, and I am writing it in Cocos2DX and I'm looking around for map editors that I could ...
0
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1answer
937 views

CCSequence with two CCAction

I have two CCActions : CCAction *a; CCAction *b; so how to use CCSequence with two CCActions Thanks
1
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1answer
627 views

Rotate Box Sprite With Circle Body

I want to rotate my rectangular sprite with circle body. The problem is the body doest not attached to the centre of the sprite. This was the default behaviour of the body and sprite. But I want that ...
1
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0answers
150 views

Masking a CCLayer

I have a CCLayer (itemLayer) that has a bunch of CCMenuItemImage (itemButton) objects in it placed vertically in a column. These itemButton objects go way past the bounds of the screen and the ...
1
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1answer
369 views

Debug Render In Cocos2d Android

I want to implement debug render for cocos2d android.So I can view how bodies are created. Right now I use gdx.jar file for box2d and load that jar file following way. static { ...
2
votes
0answers
457 views

Can I use a shader with 2 different textures in Cocos2D (x)?

We are evaluating a variety of different graphic engines for use in our game and we want to be able to use 2 different textures for many of our sprite maps. One sprite map would be the standard RGBA ...
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votes
1answer
982 views

How to read key value pair in cocos2dx from txt file?

I this is the first time I am developing for BB10 OS using cocos2dx. I need to read key value pair in Cocos2Dx. eg: Skill= 5 Power= Awesome The target is Blackberry 10OS and using QNX ...
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1answer
3k views

cocos2d-x v2.1 CCSpeed, CCRepeatForever, and CCAnimation jerky at high speed

I worked to port Tim Roadley's cocos2d-iphone example from (Box2D Driven Cocos2D Animation) to cocos2d-x to learn cocos2d-x for a project. It is all relatively simple to do, but I am suffering from ...
2
votes
1answer
357 views

Handle Multiple Scene

For my game, now I adopt the strategy to create multiple scene. For this I have to ask two question please provide your view for my and other members for improvement. I have created single ...
0
votes
1answer
179 views

Camera Calculation

For my game I don't able to decide what camera resolution I have to use ? Normally I use 1024x600 landscape resolution of camera for my game and create single graphics for my game. But I found that ...
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votes
2answers
1k views

Cocos2D-X on Steam and iOS App Store [closed]

With Cocos2D-X can I really submit my games to Steam and iOS App Store? It's commercial quality? Do you have some samples of games built on Cocos2D-X that is on sales in Steam? Thanks.
0
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1answer
446 views

Get Text dimmensions on CCTextFieldTTF

Hi I want to know the width of the text inside the CCTextFieldTTF but I can't find a way to do it, I want this width so I can move a CCLabelTTF in that position so it can be like a cursor for the ...
3
votes
1answer
821 views

Getting the height of Keyboard on Android

Hi I need to know the height of my keyboard so I can move up some textfield I have in my app. I'm using cocos2D-X but the app don't recognize the keyboardWillShow method. Thanks
1
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 ...
1
vote
0answers
284 views

How do I use Objective-C libraries in Cocos2d-x?

We've created several libraries in Objective-C in the past, and now we're moving to the Cocos2d-x game engine. We can't figure out how to reference and use those libraries (we've also tried compiling ...
1
vote
1answer
883 views

Why doesn't MoveBy work in this example?

I'd like to run an action on a sprite using the MoveBy action. After lots of attempts, I can't achieve the goal... I have issues with the MoveBy in 2 different projects, so maybe I'm missing something ...
0
votes
2answers
1k views

Integrating SQLite to Cocos2d-x at Xcode

I have downloaded SQLite C/C++ interface to work with Cocos2d-x. Created a database by Firefox SQLite plugin. Then tried the following code // sqlite implementation sqlite3 *db; ...
12
votes
5answers
1k views

tunnel effect cocos2d

I am looking to create a similar tunnel effect in COCOS2D (iOS). Could anyone suggest any pointers? ref Video 1 ref Video 2 Till now I have tried with several ring shape sprites with decreasing ...
2
votes
1answer
676 views

Spriting Animation Method

http://www.kickstarter.com/projects/539087245/spriter At 3:00 they discuss that there is a method used to separate the parts of character into individual sprites and move them saving production time ...
3
votes
0answers
2k views

Deep Cloning C++ class that inherits CCNode in Cocos2dx [closed]

I'm stuck with something in Cocos2dx ... When i copy my class that inherits CCNode, i get a shallow copy of my class but the base type seem to still point to the original node address. We dont seem ...
3
votes
1answer
4k views

Sprite Animation using cocos2dx 2.0.2

I am trying to implement sprite animation using coco2dx. I have tried several demos, but all of them are same. While I tried, getting violation error in my code. ...
1
vote
2answers
557 views

How to swallow touches on CCMenu while sliding?

I'm creating a sliding menu for my game something like angry birds level selection but I'm having problem with buttons. If I accidentally touch any of the buttons while swiping the level starts to ...
1
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1answer
2k views

Android Cocos2DX using C++ in Eclipse Helios Windows XP

I have used Eclipse Helios 3.6.1 for Java development. I wanted to start C++ development in the same IDE so I installed Autotools Support For CDT, C/C++ Development Tools, C/C++ Library API ...