欧阳天涵的专栏

emitterMode = gravity sourcePositiongravityradialAccel,radialAccelVarspeed,speedVartangentialAccel,tangentialAccelVaremitterMode = radiusstartRadius,startRadiusVar, endRadius,

Cocos2d:使用 CCCamera 做滚动效果 （Four Ways of Scrolling with Cocos2D）

http://stackoverflow.com/questions/14084255/box2d-concave-bodySolIn your case vertices are oriented clockwise, while b2Polygon requirement is counterclockwise. It leads to calculation of neg

Variable length of non-POD element type 'b2Vec2'！！怎么会报出这个错误呢？真有点儿搞不懂了，刚进入ios开发的时候用的是一个朋友的mac笔记本他的系统是雪豹的，在雪豹的XCode下面我记得是一点儿问题都没有的，警告也就是某某变量声明过后未被使用蛋疼了，再看代码，操了，标准的c、c++写法啊...在栈上定义一个b2Vec

Adding Boxes to the Box2D World Listing 12–4.Adding a New Dynamic Body with a Sprite-(void) addNewSpriteAt:(CGPoint)pos{CCSpriteBatchNode* batch = (CCSpriteBatchNode*) [self getChild

Listing 12–2.Initializing the Box2D Worldb2Vec2 gravity = b2Vec2(0.0f, -10.0f);bool allowBodiesToSleep = true;world = new b2World(gravity, allowBodiesToSleep); -(void) dealloc{

Enabling the Player to Move Behind Tiles +(id) player{ return [[[self alloc] initWithFile:@"ninja.png"] autorelease];}-(void) updateVertexZ:(CGPoint)tilePos tileMap:(CCTMXTiledM

Cocos2d has issues with properly displaying game characters and other sprites behind partially occluding tiles in tile maps, unless you apply the following steps：1、 select the Ground layer a

global identifiers (GIDs) for tiles, which are unique integer numbers assigned to each tile used in a tilemap，starting with 1. A GID of 0 represents an empty tile. Withthe tileGIDAtmethod of the

#import "ParticleEffectSelfMade.h"@implementation ParticleEffectSelfMade-(id) init{ return [self initWithTotalParticles:250];}-(id) initWithTotalParticles:(int)numParticles{ if ((self = [s

TheNSStringFromClassmethod is very helpful in this example for printing out the name of the class without having to enter dozens of matching strings. It’s one of the coolruntime features of the

http://bbs.9ria.com/thread-107720-1-1.htmlhttp://cloud.yanwen.org/2012/01/950.html