CCTransitionScene* createTransition(int nIndex, float t, CCScene* s)

{

    // fix bug #486, without setDepthTest(false), FlipX,Y will flickers

    CCDirector::sharedDirector()->setDepthTest(false);

    switch(nIndex)

    {

    case : return CCTransitionJumpZoom::create(t, s);

    case : return CCTransitionProgressRadialCCW::create(t, s);

    case : return CCTransitionProgressRadialCW::create(t, s);

    case : return CCTransitionProgressHorizontal::create(t, s);

    case : return CCTransitionProgressVertical::create(t, s);

    case : return CCTransitionProgressInOut::create(t, s);

    case : return CCTransitionProgressOutIn::create(t, s);

    case : return CCTransitionCrossFade::create(t,s);

    case : return PageTransitionForward::create(t, s);

    case : return PageTransitionBackward::create(t, s);

    case : return CCTransitionFadeTR::create(t, s);

    case : return CCTransitionFadeBL::create(t, s);

    case : return CCTransitionFadeUp::create(t, s);

    case : return CCTransitionFadeDown::create(t, s);

    case : return CCTransitionTurnOffTiles::create(t, s);

    case : return CCTransitionSplitRows::create(t, s);

    case : return CCTransitionSplitCols::create(t, s);

    case : return CCTransitionFade::create(t, s);

    case : return FadeWhiteTransition::create(t, s);

    case : return FlipXLeftOver::create(t, s);

    case : return FlipXRightOver::create(t, s);

    case : return FlipYUpOver::create(t, s);

    case : return FlipYDownOver::create(t, s);

    case : return FlipAngularLeftOver::create(t, s);

    case : return FlipAngularRightOver::create(t, s);

    case : return ZoomFlipXLeftOver::create(t, s);

    case : return ZoomFlipXRightOver::create(t, s);

    case : return ZoomFlipYUpOver::create(t, s);

    case : return ZoomFlipYDownOver::create(t, s);

    case : return ZoomFlipAngularLeftOver::create(t, s);

    case : return ZoomFlipAngularRightOver::create(t, s);

    case : return CCTransitionShrinkGrow::create(t, s);

    case : return CCTransitionRotoZoom::create(t, s);

    case : return CCTransitionMoveInL::create(t, s);

    case : return CCTransitionMoveInR::create(t, s);

    case : return CCTransitionMoveInT::create(t, s);

    case : return CCTransitionMoveInB::create(t, s);

    case : return CCTransitionSlideInL::create(t, s);

    case : return CCTransitionSlideInR::create(t, s);

    case : return CCTransitionSlideInT::create(t, s);

    case : return CCTransitionSlideInB::create(t, s);

    default: break;

    }

    return NULL;

}          

//调用

void TestLayer1::restartCallback(CCObject* pSender)

{

//TransitionsTestScene是CCScene的子类

    CCScene* s = new TransitionsTestScene();

    CCLayer* pLayer = new TestLayer2();

    s->addChild(pLayer);

//这里是使用

    CCScene* pScene = createTransition(s_nSceneIdx, TRANSITION_DURATION, s);

    s->release();

    pLayer->release();

    if (pScene)

    {

        CCDirector::sharedDirector()->replaceScene(pScene);

    }

}