cocos2d is a free open-source framework for building 2D games, demos, and other graphical/interactive applications.
0
votes
1answer
215 views
Touching a CGRect
In my cocos2d app I am trying to determine when a CCSprite is touched
Here is what I have:
-(BOOL)ccTouchBegan:(UITouch *)touch withEvent:(UIEvent *)event{
NSMutableArray *targetsToDelete = ...
0
votes
2answers
127 views
Falling images that can be pressed
In my cocos2d app I am trying to make images fall from the top of the screen and detect when they are pressed. I am having a hard time. Can anyone help me achieve this? Thanks.
2
votes
1answer
146 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 ...
0
votes
0answers
808 views
Cocos2d Box2d how to shoot an object inside the screen [closed]
I have the code below :
- (id) initWithGame:(mainGame*)game {
if ((self = [super init])) {
isTouchEnabled_ = YES;
self.game = game;
CGSize size = [[CCDirector ...
0
votes
0answers
223 views
Carousel level selector
In my cocos2d game I need the user to select a menu so I was hoping that they could use a carousel (like the one in ski on neon or sonic racing for the iPad). I realized that there is nothing for this ...
1
vote
1answer
249 views
Adjust sprite bounds of the visible part of texture
Is there any way to adjust the boundaries of the visible part of the sprite? To make it easier to understand: I have a texture, such as shown at figure 1. Then I break it into pieces and fill the ...
4
votes
1answer
353 views
Cocos2d: Tongue effect like in Munch Time
I'm wanting to do a tongue effect for my character like the one in Munch Time( shown in pic ). The player does some action and his tongue attaches to the nearest platform.
I'm thinking this is ...
0
votes
0answers
175 views
How to attach an object to a rotating circle?
I am trying to make an object get attached on a collision point to a circle that is rotating, but the player needs to get attached with a constant point on the player. For example the player is moving ...
1
vote
2answers
490 views
Using two joysticks in Cocos2D
Here is what I am trying to do: With the left joystick the player can steer the figure and with the right joystick it can attack.
Problem is that the left joystick seems to get all the input, the ...
3
votes
1answer
311 views
Smoothing rotation
I've spent the last three days trying to work out how to rotate a sprite smoothly depending on the velocity.x value of the sprite. I'm using this:
float Proportion = 9.5;
float maxDiff = 200;
float ...
0
votes
1answer
181 views
Rotation based on x coordinate and x velocity?
-(void) accelerometer:(UIAccelerometer *)accelerometer didAccelerate:(UIAcceleration *)acceleration
{
float deceleration = 0.3f, sensitivity = 8.0f, maxVelocity = 150;
// adjust velocity based on ...
0
votes
2answers
855 views
Top down water view, cocos2d
Has anyone successfully created a top down view of a stream/river? I need to also work out how to make it look like a boat is cutting through the water.
0
votes
1answer
472 views
Cocos2D: Change animation based on joystick direction
I'm trying to get my figure to look in the right directions, based on the input of the joystick. So if I tilt left it looks left and the left animation is used, if I used right, it looks right and ...
2
votes
1answer
290 views
Image 1 becomes image 2 with sliding effect from left to right?
I would like to show a second image appearing while a "door" is closing on my character. I've got my character in the middle of the screen and a door coming from the left. When the door passes my ...
-1
votes
1answer
132 views
Make a CCSprite come up from bottom of the screen in intervals
I have a cocos2d iOS app. I have a CCSprite that I need to come up from the bottom of the screen every few seconds (like 2 or 3 seconds). How would I do this?
0
votes
0answers
32 views
Cocos2d copied actions not responding?
I am running an animation on 2 sprites like so:
-(void) startFootballAnimation {
CCAnimation* footballAnim = [CCAnimation animationWithFrame:@"Football" frameCount:60 delay:0.005f];
spiral = ...
0
votes
1answer
705 views
Shaders in Cocos2d 2.0
I'm thinking of using cocos2d 2.0 for my next project and am wanting to know if it's possible to have a shader that renders to a texture and that texture be input into another shader?
I have a few ...
2
votes
2answers
2k views
Cocos2d rotating sprite while moving with CCBezierBy
I've done my moving actions which consists of sequences of CCBezierBy. However I would like the sprite to rotate by following the direction of the movement (like an airplane). How sould I do this with ...
1
vote
1answer
319 views
Cocos2d particle system
I have a fire particle emitter in my project and I have it following a football. My goal is to make the football look like it is on fire but the problem is when I add it to the screen it can only be ...
6
votes
1answer
452 views
Puzzle game: clipping of non-convex polygons on the figures
I have an original figure in the SVG file. I need to break it randomly on parts, an example of which is specified below:
I have an idea, to use for partitioning Voronoi diagram (Fortune's algorithm). ...
1
vote
1answer
1k views
Best way to create a level editor in java
I am creating an iPhone game using cocos2d + box2d that needs a lot of levels. My friends and I are creating the game and most of them have no programming experience and end up with nothing to do. I ...
1
vote
2answers
1k views
Problem using ccTouchesEnded/ccTouchesBegan to move sprite in cocos2d-x?
I'm using ccTouchesBegan/ccTouchesEnded to move sprite from one point to another but I'm having problem, if i give two or more consecutive inputs one by one while sprite is moving(runAction is being ...
-4
votes
1answer
352 views
“Null Pointer Exception” Animating sprite in cocos2d android [closed]
I am converting this monkey jump game tutorial in android. I have done til monkey sliding right to left and left to right but I am stuck in the part of monkey walking animation. I have tried but ...
1
vote
2answers
440 views
CCSpriteFrameCache: Frame '%s' not found
I have just started using the Cocos2D library for Android. I am trying to make a walking bear animation.
For that I am using a CCSpriteFrameCache, but I'm getting a "frame not found" error in the ...
1
vote
0answers
179 views
Cocos2D and iPhone's accelerometer
good afternoon!
Today I've started to develop a game and I got a trouble. So, first at all I would like to say that I have no experience developing games...
So, I've a CCSprite in the layer and I ...
1
vote
2answers
3k views
Create an infinite scroll using CCParallaxNode in Cocos2D-X
I'm trying to create an infinite scroll using two images in a CCParallaxNode, making one move to the end of the scroll when it gets off the screen. I have tried several implementations but none has ...
1
vote
3answers
406 views
How to expose game data in the game without a singelton?
I'm quite new to cocos2d and games programming, and am currently I am writing a game that is currently in Prototype stage. Everything is going okay, but I've realized a potentially big problem and I ...
0
votes
1answer
376 views
How do I manage the visibility of enemy spawn locations in a long scrolling shooter?
How do I handle the situation of an enemy spawn place being visible on a screen in a scrolling shooter?
The tutorials I have seen are about setting all the enemies on a whole map only. But it is not ...
-1
votes
1answer
144 views
How to integrate ad mob ads in cocos2d android portal?
Could anybody tell me how to integrate ad mob ads in my cocos2d android app.
1
vote
1answer
432 views
How can I place a ProgressBar in Android using Cocos 2d?
I want to place a horizontal progress bar in my Android application and I want to change its progress color. I used the following code, but the progress bar is not being displayed.
CCProgressTimer ...
1
vote
2answers
2k views
How to make game sessions like “with friends” games?
I want to make a game like "words with friends" or "chess with friends" or "Draw Something" or any of the other online multiplayer type games that are based around friends having game sessions with ...
-1
votes
1answer
210 views
Need ideas on how to give my levels structure
I am making an iOS game for a project at school. It is going to be a tiny bit like Fruit Ninja, as in it will have different things on the screen, and when you hit them, they die, and you get points. ...
0
votes
2answers
651 views
Cocos2d: Adding a CCSequence to a CCArray
I have a problem with an action performed by a sprite. I have one CCSequence in a CCArray and I have an scheduled method (is called every 5 seconds) that make the sprite run the action. The action is ...
2
votes
2answers
518 views
Importing a windows project into android using cocos2d-x
What I am trying to do today is to import a full project to Android, but no tutorials are available for that that I have seen. My approach was to create a new android project, copy all the classes and ...
5
votes
2answers
2k views
How to make animated buttons in a menu with Cocos2d?
How do I make animated menus with cocos2d, I just want to animate the buttons and not the entire scene. Effects I look for is flipping buttons (like the back of the button is the next menu), buttons ...
2
votes
0answers
563 views
Opening URL in browser using C++ with cocos2d-x in iOS [closed]
I'm banging my brain against the wonderful lib xport that is cocos2d-x from the original cocos2d iOS library.
What I want to ask is how to open a web link in the safari browser? I don' know how to ...
0
votes
0answers
271 views
Which game engine is more worthwhile for mobile game development [closed]
I have been thinking of starting to learn mobile game development. I recently learned that there are three popular game engines available for android:
AndEngine
cocos2d-android
libGdx
you guys ...
2
votes
2answers
254 views
How to move the object(tanker ) on slope image in chipmunk Spacemanager
I have used one polygon shape image (terrain)in my game its just like mountain and now i want to move the tanker on mountain path from one direction to other and then its turn on touching of the ...
5
votes
1answer
1k views
Creating an isometric map with hexagonal tiles for iPad
I'm new to game development, so I need a little help.
I have to write down a little game which has a floor with hexagonal tiles but it must be seen in a isometric view like The Sims.
Ignoring the ...
5
votes
1answer
1k views
(Why) Should I choose Unity 3 or Cocos2d (or something third) for my app? [closed]
My colleague and me made an HTML 5 iPad game ( http://braille.gandzo.com/ ) and we would like to upgrade it, and our framweork is not enoguh, for what we want. Some of the things we would change are: ...
2
votes
3answers
5k views
What are the pros and cons of GameSalad versus Cocos2D?
I am currently using the Cocos2D framework for creating my game but I just happened to come across GameSalad and was amazed by this video.
GameSalad claims to allow you to create games without ...
0
votes
1answer
534 views
glBlendFunc transparency in cocos2d?
GL_ONE, GL_ONE
This makes the flamingoes transparent on:
http://www.andersriggelsen.dk/glblendfunc.php
but not in cocos2d using:
sprite.blendFunc = (ccBlendFunc){GL_ONE, GL_ONE}
How can I achieve ...
0
votes
1answer
465 views
How do I perform a slice effect like Fruit Ninja?
I want to do slice effect like in Fruit Ninja. Is there any class in Cocos2D like CCBlade? How can I use the CCBlade in Cocos2D on Android?
2
votes
1answer
444 views
Z-order for cocos2d top-down game with sprite batching
I'm trying to understand how to create z-order system like you can see in http://www.realmofthemadgod.com/
Character is above the tree when he is in front of it and vice versa.
Also, I'm planning to ...
1
vote
1answer
298 views
How can I create a curved line composed of images?
I have 50 little images. All are connected each other, as in a line, sort of like a cord. I want to move one of the node images and have the rest follow along like a cord, so they become a curve.
1
vote
2answers
471 views
Cocos2D: TileMap performance question
I´ve got a question regarding TileMaps. Each level in my game is going to be determined by the length of the tile map. I would like to create a map that will be about 5 mins (in length) long. I want ...
0
votes
1answer
599 views
Cocos2d: how to add anchor points to CCSpriteBatchNode
I am doing some tests with animations in Cocos2D using sprite-sheets. The animation works ok except that the anchor-point is in the center. I need to put it in the bottom. With the code below i am not ...
1
vote
1answer
995 views
How to create a splash (loading) screen in cocos2d for Android?
How to create a splash (loading) screen in cocos2d for Android?
I need a loading screen that shows my app name and after that the next scene will show automatically.
Thanks
0
votes
1answer
301 views
Determining the X, Y co-ordinates in sprite sheets
I am new to Android COCOS2D and developing a simple game to start with. I am developing a game for kids in which the kids shall spell out the names of the fruits they select. I have developed the ...
0
votes
1answer
2k views
How do I animate a spritesheet in cocos2d Android
I'm trying to animate a sprite in a spritesheet, the goal is to make the character walk from left to right. I subclassed CCSprite: CharacterSprite.
this is my code:
...
