cocos2d is a free open-source framework for building 2D games, demos, and other graphical/interactive applications.

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1answer
15 views

Android cocos2d getting a sprite to continuously move to a dynamic position

I tried using the MoveTo method in cocos2d to get a sprite to continuously follow my player sprite: CCMoveTo actionMove = CCMoveTo.action(actualDuration, player.getPosition()); CCSequence actions = ...
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0answers
12 views

How to get sprites react to touches in cocos2d-android

i have 1 gun when tap on any area on the screen bullets fires out, but according to my requirement there are 3 guns(sprites) when touched on any of the sprites bullets must fire up, when googled i ...
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2answers
85 views

Can CCAnimations be paused?

I am new to cocos2d. I am using CCAnimation. It's working fine, except I want to pause the animation occasionally. How do I do this? Here's what I'm doing so far: [mySprite ...
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0answers
12 views

Android cocos2d getting collision detection to work only on some frames of animation

I have an animated bomb sprite in my game and use CGRect for collision detection: for (CCSprite bomb : _bombs) { CGRect bombRect = CGRect.make(bomb.getPosition().x - (scaleFactor * ...
-2
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0answers
23 views

How to increase the score when two sprites intersect in cocos2d android

I have a sprite(image) when it collide with another score should be increament by 10, related code is given in the update method, but instead of this it increases randomly. here's my code. public ...
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0answers
14 views

Auditioning audio in real-time on iOS game

I've heard of fmod which is an audio engine came with fmod studio to adjust sounds in real-time while testing a game. But fmod requires a huge license fee so I'm looking for free alternative to fmod ...
-1
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0answers
23 views

Applying the vector of a swipe movement to a box2d object

Hi I'm trying to achieve game functionality where the player can place their finger on an object then swipe in a certain direction and apply the speed and velocity of the swipe to the object they have ...
0
votes
1answer
25 views

Android cocos2d removing a sprite after animation

I have an object going across the screen with an animation using the following code: CCSpriteFrameCache.sharedSpriteFrameCache().addSpriteFrames("ninjastar.plist"); CCSpriteSheet projectileSheet = ...
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3answers
893 views

Moving camera in large view

In my cocos2d app I was wondering how to make a CCSprite move on the screen but have the screen focused on the CCSprite, so when the sprite moves the view moves with the CCSprite. Is there a tutorial ...
1
vote
1answer
177 views

Need a bounding box for CCSprite that includes all children/subchildren

I have a CCSprite that has CCSprite children, and those CCSprite children have CCSprite children. The contentSize property doesn't seem to include all children/subchildren, and seems to only work for ...
-2
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0answers
38 views

Help implementing Jigsaw puzzle in cocos2d [closed]

I want to make a jigsaw puzzle where I can make several puzzles layouts and apply different images to them. Can anyone suggest the best way to do this? Should I make transparent cutouts of the puzzle ...
0
votes
1answer
363 views

Store and create game objects at positions along terrain

I have a circular character that rolls down terrain like that shown in the picture below. The terrain is created from an array holding 1000 points. The ground is drawn one screen width infront and ...
0
votes
1answer
46 views

Exporting spritesheet for Cocos2d

I would like to know how people usually save the animations in order to load them easily in Cocos2d with as few hard-code as possible. E.G. The solution I thought of is to have one plist file ...
2
votes
1answer
66 views

Snapping of irregular images in iphone puzzle app

I am working on puzzle app in which i need to snap irregular shapes as they come in contact of one another as i am new to game development so i dont have any idea how to achieve this functionality in ...
-1
votes
0answers
21 views

Implementation of jigsaw puzzle app of non-regular shapes in iphone [duplicate]

I am new in iphone development. Its my first app. Can anyone help me how should i implement jigsaw puzzle app of non regular shapes in iphone. Any help would be greatly appreciated.
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0answers
18 views

FlipX Sprite By Checking Position

I have bird flying. My bird is flying but i want it to fly right and left using flipX. I want when my bird fly right it should flipx=No and when it goes left my should flipX=Yes. simple like duck ...
3
votes
1answer
2k views

Rendering shadow sprites in cocos2d-x

I am writing a 2D game with cocos2d-x. I want to put a "shadow" sprite on a background sprite using the equation: MAX(0, Cd * 1 - Cs * S) where Cd is the destination color (that is, a background ...
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0answers
22 views

Best strategy to group multiple CCPhysicsSprite into a single game character. [Cocos2d + Chipmunk]

It is my first game using Cocos2D with Chipmunk and I have a bit of a novice question. I am using the CCPhysicsSprite to create different parts of a character. I would like to be able to group these ...
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0answers
69 views

creating arcball in cocos 3d [closed]

I am trying to make arc ball sample in cocos 3d , the code seems to be ok, but the rotation of ball is not as expected it seems that i've done something stupid, but i can't figure it out. please check ...
0
votes
1answer
93 views

using lua in kobold2d to control parameters

Is there a tutorial on using LUA in Kobold2d? I want to know if its possible to use it to control the game behavior (like max speed decrease of timer, and bonus points) by uploading a new script to ...
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0answers
36 views

Catching an object from sky in Cocos2d and Box2d world

My world has a gravity of -9.8 and there are KDynamicBodyType bodies falling from the sky. At the bottom there is a PhysicsSprite with KinematicBodyType. I want the PhysicsSprite to be able to catch ...
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0answers
38 views

Texture / CCSprite Loading and Unloading

Here I want to know how textures are loaded and unloaded in the game by cocos2d/cocos2d-x? Basically I am a developer of AndEngine and started working with cocos2d-x. In AndEngine, we have ...
5
votes
1answer
186 views

How to flip card by a corner?

After searching "flip card" in google and our stackexchange site, there is no result and I have no ideas about how to flip a card by a corner. I am developing a ios card game with cocos2d, in this ...
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0answers
47 views

Cocos2d/Box2d Component based entity system

Recently I've read somewhere that it is not a good idea to inherit from CCSprite class when making your game objects. In my CBES each Game Object has : -PhysicsComponent(responsible for updating ...
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0answers
40 views

How to select a show and select weapon on touch a bubble that changes continuously weapons! [closed]

hello i need to select a weapon from a floating bubble that changes weapon inside in it ! Bubble must show 2 weapons changing randomly until user taps to gain the weapon (This lets user gain any bonus ...
1
vote
1answer
84 views

Can I switch scenes by swipe gesture or drag?

Can I switch scenes by swipe gesture or drag? In my game, there are three main scenes, each of them has several layers which have some UI elements, these elements have some tap gesture. I already ...
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0answers
73 views

Cocos2d-xna memory management for WP8

I recently upgraded to VS2012 and try my in dev game out on the new WP8 emulators but was dismayed to find out the emulator now crashes and throws an out of memory exception during my sprite loading ...
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0answers
36 views

Image is displaying in inverse order cocos2d

I am drawing image in cocos2d using opengl call but image is displaying inverse order, i faced same problem previously that time i used to change value of CC_TEXTURE_NPOT_SUPPORT to 1 from 0 in ...
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votes
0answers
78 views

cocos2d-xna CCScale9Sprite usage

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 = ...
0
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0answers
26 views

How to implement enemies similar to Monster shooter game in cocos2d? [duplicate]

We are recently creating game with cocos2d API. This game is similar to Monster shooter game for iOS and android. Following is the link to above game : http://game-lion.net/monstershooter/ In this ...
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0answers
45 views

Shooter enemies spawning without editor on iOS

I have found this question with some very brilliant answers. I really like the "distance from bottom of the screen" spawning approach and the fact that the enemies flow can be easily visualized on an ...
-1
votes
2answers
130 views

Semi Transparent Background in Scene [closed]

In my game I want to create game over scene which is semi transparent so game scene become partially visible. Game over scene contain several button that are not transparent but I need only ...
0
votes
1answer
157 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 ...
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vote
2answers
258 views

Repeat image on a fixed background, Cocos2D?

I'm quite new to Cocos2d, does anyone know how to create a background that would be one fixed screen (no scrolling), with a small image just repeated to the whole size of the screen - depending on ...
0
votes
0answers
120 views

Bike Race Concept [closed]

I am right now developing this type of game. https://itunes.apple.com/us/app/bike-race-free-by-top-free/id510461758?mt=8 I need help for following questions. I have some solutions for this but I need ...
2
votes
4answers
477 views

Changing background images frequently within a specific time range with Cocos2D

I am working on a game development project for Android. We use the Cocos2d framework. I have to design a page which contains two background images, I need to switch these images repeatedly within ...
0
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0answers
71 views

cocos2d - exclude GUI layer transformation

I have a game layer that should be pannable and pinchable and a GUI layer as an overlay that's excluded from the transformations. I added the pinch and pan gesture recognizer to the view and set the ...
1
vote
1answer
133 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 { ...
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0answers
166 views

Cocos2d Vertical Doodle-Jump Like Scrolling [duplicate]

Good afternoon, For the past few days I've been making a game very similar to DoodleJump in the sense that it involves a main character, things to jump on, certain powerups and some monsters. I've ...
1
vote
1answer
94 views

Preserving Cocos2D context between UIKit screens

My app is designed to use Cocos2D in the "main game screen" but the rest of the screens are in UIKit. While I feel that this isn't ideal, I really don't have time to port the rest of the screens into ...
0
votes
0answers
50 views

Problem with the multiple polygon collision

I have created the heart body used the physics editor and it gave me the 3 polygons.I have multiple heart bodies that are spawing. When it collide with car body my application hang after some ...
1
vote
0answers
164 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 ...
0
votes
1answer
284 views

3d transformation of game world keeping gameplay 2d - COCOS2D 2.0

Using: COCOS2D + iOS. I want to rotate the game world, may be loading another .tmx file for another dimensions when user want to switch dimension. the effect what I am looking for is something like ...
0
votes
0answers
31 views

Check duplicates in the removeList in box2d iphone

sometimes a collision is called twice in that case i need to be check duplicates from the removeList. because of this my application is getting crash or hang. How can i check duplicates in the ...
-1
votes
1answer
141 views

Parallax With Box2d iphone

I am creating the simple game. In that game car will move and obstacles will come in the car way we will have to save that car from that obstacles. What I have done. I have created the car with the ...
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vote
2answers
289 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 ...
0
votes
0answers
290 views

How to move a sprite on a slope in chipmunk Spacemanager [duplicate]

Possible Duplicate: How to move the object(tanker ) on slope image in chipmunk Spacemanager I have used one polygon shape image (terrain) in my game. It's just like a mountain, and now I ...
0
votes
1answer
384 views

How to create Elastic rope / Rubber band in box2d?

I am trying to create the rubber band type or elastic rope. i ant to do something like bellow link. http://heyalda.com/smash-turtle/ Thanks,
1
vote
1answer
88 views

Blending transition in cocos2d

In my cocos2d-iphone game, I have 2 backgrounds (CCnodes), each containing a quite complex hierarchy of sprites. I would like to make a smooth transition between them: initially, only the first ...
0
votes
1answer
170 views

Remove HUD from Child Scene

For my game, I create game scene for which I set HUD to it. First my game scene use BoundCamera, so I use hud to set score text, dollar text and setting button. Now on game scene when I touch on ...

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