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Questions tagged [ccspritebatchnode]

38 questions
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Understanding CCBatchNode in Cocos2d

I heard using CCBatchNode is way better for performances in Cocos2d. I have troubles understanding how it works. I have several subclasses of CCSprite that represent the objects in my game. So far I initialise them with the spriteWithFile: method. I…
rmonjo
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understanding sprite sheet memory consumption

I would like to know how each of the marked lines of code affect memory consumption. Given that my sprite sheet takes say 4MB in memory. CCSpriteBatchNode *spritesBgNode; // Line 1 spritesBgNode = [CCSpriteBatchNode…
NSCodeman
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Add Animation to existing CCSprite by Tag Value

I have created Animation for a character..need help to add this animation to existing character by its tag value.. As far I check on net..all are creating new CCSprite to make this animate..but i need it to add this animation to existing…
Grey Code
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Why is Cocos2D update only firing when adding sprite to parent's CCSpriteBatchNode from child

I don't understand why the following is happening and I hope someones here can explain it. I have a GameLayer (CCLayer) Class and a Food (CCNode) Class. In the Gamelayer Class I create a bunch of food Objects that have a sprite as a property. And I…
Ruben O
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Cocos2d Spritesheet not loading (spriteWithSpriteFrameName)

I am a noob in cocos2d and learning as I develop. I read in cocos2d docs, and also from Ray Wenderlich tutorials, I tried to create spritesheet, but so far has been unable to load ANY of my sprites from the spritesheet I created. Sprites are showing…
GeneCode
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How to display bounding box for sprites that are added to a CCSpriteBatchNode?

I have some sprites that I've added to a CCSpriteBatchNode. Everything shows up fine. Now I want to see their bounding boxes. I've tried going into ccConfig and turning on CC_SPRITE_DEBUG_DRAW but all I get are white squares for everything: the…
iosdev69
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CCSpriteBatchNode applying Shader?

I'm applying a shader to my BatchNode with cocos2d 2.0. I updated the ccV3F_C4B_T2F struct to hold a new uniform, so it now looks like this: typedef struct _ccV3F_C4B_T2F { ccVertex3F vertices; ccColor4B colors; …
BigRed
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Cocos2d-x: How to optimize memory from 100 same sprites?

My task is to draw one sprite 100 times in frame. For example I need to draw a row made of one sprite "sprite.png". I do it like this: CCSprite *spriteArr[ 100 ]; for ( unsigned int i = 0; i < 100; i++ ) { spriteArr[ i ] = new…
JavaRunner
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Clip a CCSprite added to CCSpriteBatchNode

I'm clipping my sprite with this code: //At my CCSprite subclass m. -(void)visit { CGPoint worldOrg = [self convertToWorldSpace:ccp(0, 0)]; CGPoint dest = [self convertToWorldSpace:ccp(self.contentSize.width, self.contentSize.height)]; CGPoint dims…
Juan Ramirez
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ccSpriteBatchNode child bounding box transformation

I'm using cocos2d 1.0.1. I've created a CCSpriteBatchNode, it includes a CCSprite (let's name it parentLayer) which includes some X number of childs(CCSprites). The problem is - when I rotate parentLayer all sprites (childs) correctly displayed,…
user1807754
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How do I load a CCSpriteBatchNode from the documents directory?

I have a file in the documents directory that I verify does exist before I call this method: CCSpriteBatchNode *batchNode = [[CCSpriteBatchNode alloc] initWithFile:filePath capacity:9]; The error reported is: -[CCFileUtils…
TigerCoding
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where exactly spritebatching and using spritesheet technique differs in draw calls and gpu processing?

I used to create games in cocos 2d engine and to optimise the draw calls,I use texture packer tool to make sprite sheets and using that i optimised draw calls,but later I saw approach called sprite batching.But in terms of draw calls both sprite…
Ajay Kumar
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How to bind alpha texture to SpriteBatchNode?

Can someone tell me how to bind alpha texture to SpriteBatchNode. I have shader that use both textures alpha and origin. I extended Sprite and bind alpha texture to it and it works fine. But i don't understand how to bind texture to SpriteBatchNode…
Sufelfay
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adding a normal CCSprite to CCSpriteBatchNode crashes

I am getting this exception in logs *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'CCSprite is not using the same texture id' What I am trying to do is adding a normal "myfile.png" file to a…
jeet.chanchawat
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How to resize the the animating sprite in cocos2d-x

I want to change the size of a Sprite which is animating. How can I do this ? I tried to change its size by using setScale property but it is not working here. where I am doing wrong ? CCArray* frames =…
Ahmad dar
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