关于cocos2d-x3.0和2.0之间的区别

区别1. 去CC

<code class="hljs  has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;">2.0 CCSprite CCCallFunc CCNode .. 3.0 Sprite      CallFunc      Node ..</code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; background-color: rgb(238, 238, 238); top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right;"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li></ul>

区别2.cc***结构体改变

<code class="hljs scss has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;">2<span class="hljs-class" style="box-sizing: border-box;">.0</span>       <span class="hljs-function" style="box-sizing: border-box;">ccp(x,y)</span>        <span class="hljs-function" style="box-sizing: border-box;">ccpAdd(p1,p2)</span>ccpSubccpMult<span class="hljs-function" style="box-sizing: border-box;">ccpLength(p)</span><span class="hljs-function" style="box-sizing: border-box;">ccpDot(p1,p2)</span>;<span class="hljs-function" style="box-sizing: border-box;">ccc3()</span><span class="hljs-function" style="box-sizing: border-box;">ccc4()</span>ccWHITECCPointZeroCCSizeZero3<span class="hljs-class" style="box-sizing: border-box;">.0</span><span class="hljs-function" style="box-sizing: border-box;">Point(x,y)</span>p1+p2;p1-p2p1*p2<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">p</span><span class="hljs-class" style="box-sizing: border-box;">.getLength</span>()p1<span class="hljs-class" style="box-sizing: border-box;">.dot</span>(p2)<span class="hljs-function" style="box-sizing: border-box;">Color3B()</span><span class="hljs-function" style="box-sizing: border-box;">Color4B()</span>Color3B<span class="hljs-value" style="box-sizing: border-box;">::WHITEPoint::ZEROSize:ZERO</span></code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; background-color: rgb(238, 238, 238); top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right;"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li><li style="box-sizing: border-box; padding: 0px 5px;">16</li><li style="box-sizing: border-box; padding: 0px 5px;">17</li><li style="box-sizing: border-box; padding: 0px 5px;">18</li><li style="box-sizing: border-box; padding: 0px 5px;">19</li><li style="box-sizing: border-box; padding: 0px 5px;">20</li><li style="box-sizing: border-box; padding: 0px 5px;">21</li><li style="box-sizing: border-box; padding: 0px 5px;">22</li><li style="box-sizing: border-box; padding: 0px 5px;">23</li><li style="box-sizing: border-box; padding: 0px 5px;">24</li><li style="box-sizing: border-box; padding: 0px 5px;">25</li><li style="box-sizing: border-box; padding: 0px 5px;">26</li></ul>

区别3.shared***改变(单例机制使用语法)

<code class="hljs lasso has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;"><span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2.0</span>CCSize winSize <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> CCDirector<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::sharedDirector</span>()<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>getWinSize();SpriteFrameCache<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::sharedSpriteFrameCache</span>()AnimationCache<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::sharedAnimationCache</span>()NotificationCenter<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::sharedNotificationCenter</span>()…<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">3.0</span>Size size <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> Director<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::getInstance</span>()<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>getWinSize();SpriteFrameCache<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::getInstance</span>()AnimationCache<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::getInstance</span>()NotificationCenter<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::getInstance</span>()…</code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; background-color: rgb(238, 238, 238); top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right;"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li></ul>

区别4.POD类别

<code class="hljs  has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;">2.0CCPoint CCSizeCCRect3.0Vec2SizeRect</code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; background-color: rgb(238, 238, 238); top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right;"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li></ul>

区别5.点触事件

<code class="hljs lasso has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;">auto dispatcher <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> Director<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::getInstance</span>()<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>getEventDispatcher();auto touchListener <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> EventListenerTouchOneByOne<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::create</span>();touchListener<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>onTouchBegan <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> CC_CALLBACK_2(FBMainScene<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::onTouchBegan</span>,this);touchListener<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>onTouchMoved <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> CC_CALLBACK_2(FBMainScene<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::onTouchMoved</span>,this);touchListener<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>onTouchEnded <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> CC_CALLBACK_2(FBMainScene<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::onTouchEnded</span>, this);dispatcher<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>addEventListenerWithSceneGraphPriority(touchListener, this);bool FBMainScene<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::onTouchBegan</span>(Touch <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">*</span>touch,Event <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">*</span>pEvent){    CCLOG(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"onTouchBegan"</span>);    Point point <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> this<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>convertToWorldSpace(this<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>convertTouchToNodeSpace(touch));    <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">return</span> <span class="hljs-literal" style="color: rgb(0, 102, 102); box-sizing: border-box;">true</span>;}<span class="hljs-literal" style="color: rgb(0, 102, 102); box-sizing: border-box;">void</span> FBMainScene<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::onTouchMoved</span>(Touch <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">*</span>touch,Event <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">*</span>pEvent){    CCLOG(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"onTouchMoved"</span>);}<span class="hljs-literal" style="color: rgb(0, 102, 102); box-sizing: border-box;">void</span> FBMainScene<span class="hljs-tag" style="color: rgb(0, 102, 102); box-sizing: border-box;">::onTouchEnded</span>(Touch <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">*</span>touch,Event <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">*</span>pEvent){    CCLOG(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"onTouchEnded"</span>);}<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">//获得触点的方法也发生了改变：</span>Point point <span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">=</span> this<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>convertToWorldSpace(this<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>convertTouchToNodeSpace(touch));<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">//dispatcher控制方法：</span>dispatcher<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>addEventListener…dispatcher<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>removeEventListener(listener);dispatcher<span class="hljs-subst" style="color: rgb(0, 0, 0); box-sizing: border-box;">-></span>removeAllListeners();</code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; background-color: rgb(238, 238, 238); top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right;"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; padding: 0px 5px;">11</li><li style="box-sizing: border-box; padding: 0px 5px;">12</li><li style="box-sizing: border-box; padding: 0px 5px;">13</li><li style="box-sizing: border-box; padding: 0px 5px;">14</li><li style="box-sizing: border-box; padding: 0px 5px;">15</li><li style="box-sizing: border-box; padding: 0px 5px;">16</li><li style="box-sizing: border-box; padding: 0px 5px;">17</li><li style="box-sizing: border-box; padding: 0px 5px;">18</li><li style="box-sizing: border-box; padding: 0px 5px;">19</li><li style="box-sizing: border-box; padding: 0px 5px;">20</li><li style="box-sizing: border-box; padding: 0px 5px;">21</li><li style="box-sizing: border-box; padding: 0px 5px;">22</li><li style="box-sizing: border-box; padding: 0px 5px;">23</li><li style="box-sizing: border-box; padding: 0px 5px;">24</li><li style="box-sizing: border-box; padding: 0px 5px;">25</li><li style="box-sizing: border-box; padding: 0px 5px;">26</li><li style="box-sizing: border-box; padding: 0px 5px;">27</li><li style="box-sizing: border-box; padding: 0px 5px;">28</li></ul>

区别6.回调函数 
CC_CALLBACK_0 CC_CALLBACK_1 CC_CALLBACK_2 CC_CALLBACK_3回调函数，分别携带不同的参数，方便

<code class="hljs cs has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;"><span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2.0</span>CCMenuItemFont *item = CCMenuItemFont::create(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"返回上个场景"</span>, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">this</span>, menu_selector(GameScene::backScene));<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">3.0</span>MenuItemFont *item = MenuItemLabel::create(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"返回上个场景"</span>, CC_CALLBACK_1(GameScene::backScene, <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">this</span>));<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">// new callbacks based on C++11</span><span class="hljs-preprocessor" style="color: rgb(68, 68, 68); box-sizing: border-box;">#<span class="hljs-keyword" style="box-sizing: border-box;">define</span> CC_CALLBACK_0(__selector__,__target__, ) std::bind(&__selector__,__target__, ##__VA_ARGS__)</span><span class="hljs-preprocessor" style="color: rgb(68, 68, 68); box-sizing: border-box;">#<span class="hljs-keyword" style="box-sizing: border-box;">define</span> CC_CALLBACK_1(__selector__,__target__, ) std::bind(&__selector__,__target__, std::placeholders::_1, ##__VA_ARGS__)</span><span class="hljs-preprocessor" style="color: rgb(68, 68, 68); box-sizing: border-box;">#<span class="hljs-keyword" style="box-sizing: border-box;">define</span> CC_CALLBACK_2(__selector__,__target__, ) std::bind(&__selector__,__target__, std::placeholders::_1, std::placeholders::_2, ##__VA_ARGS__)</span><span class="hljs-preprocessor" style="color: rgb(68, 68, 68); box-sizing: border-box;">#<span class="hljs-keyword" style="box-sizing: border-box;">define</span> CC_CALLBACK_3(__selector__,__target__, ) std::bind(&__selector__,__target__, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3 ##__VA_ARGS__)</span></code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; background-color: rgb(238, 238, 238); top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right;"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li></ul>

区别7.CallFunc使用(使用”Function”对象)

<code class="hljs autohotkey has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;"><span class="hljs-label" style="box-sizing: border-box;">CallFunc::</span>create([&](){<span class="hljs-label" style="box-sizing: border-box;">        Sprite *sprite = Sprite::</span>create(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"s"</span>)<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">;</span>        this->addChild(sprite)<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">;</span>})<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">;</span></code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; background-color: rgb(238, 238, 238); top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right;"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li></ul>

区别8.使用clone代替copy

<code class="hljs rust has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;"><span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2.0</span>CCMoveBy *action = (CCMoveBy*) <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">move</span>-><span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">copy</span>();action->autorelease();<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">3.0</span>action = <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">move</span>->clone();不需要autorelease，在clone已经实现。</code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; background-color: rgb(238, 238, 238); top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right;"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li></ul>

区别9.Physics Integration 物理引擎 
暂无使用，box2d 在 3.0中可以延续使用 
在3.0的Physics中需要定义 PhysicsWorld, PhysicsBody, PhysicsShape, PhysicsJoint 等，于box2d相仿，使用前需要定义CC_USE_PHYSICS

区别10.容器

<code class="hljs ruby has-numbering" style="display: block; padding: 0px; background-color: transparent; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-top-left-radius: 0px; border-top-right-radius: 0px; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; word-wrap: normal; background-position: initial initial; background-repeat: initial initial;"><span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2.0</span><span class="hljs-constant" style="box-sizing: border-box;">CCArray</span><span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">3.0</span><span class="hljs-symbol" style="color: rgb(0, 102, 102); box-sizing: border-box;">cocos2d:</span><span class="hljs-symbol" style="color: rgb(0, 102, 102); box-sizing: border-box;">:Vector<t></span><span class="hljs-symbol" style="color: rgb(0, 102, 102); box-sizing: border-box;">cocos2d:</span><span class="hljs-symbol" style="color: rgb(0, 102, 102); box-sizing: border-box;">:Map<k</span>,v><span class="hljs-symbol" style="color: rgb(0, 102, 102); box-sizing: border-box;">cocos2d:</span><span class="hljs-symbol" style="color: rgb(0, 102, 102); box-sizing: border-box;">:Value</k</span>,v><<span class="hljs-regexp" style="color: rgb(0, 136, 0); box-sizing: border-box;">/t></span></code>