SOLVED
I added below code in AppDelegate.cpp
**CCDirector::sharedDirector~~>setProjection;*
I am poor at English. please understand me.
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I made a layer and some sprites added on that layer.
And layer is scaled then some sprites blinked.
My code is under.
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layerZoom = CCLayer::create;
layerZoom~~>setAnchorPoint);
layerZoom~~>setPosition);
this~~>addChild;
CCSprite**spriteBack = CCSprite::create(“entrance/entrance_bg.png”); // 1024*768
spriteBack~~>setAnchorPoint);
spriteBack~~>setPosition(ccp(0, g~~>winSize.height));
layerZoom~~>addChild(spriteBack);
CCSprite spriteSign = CCSprite::create;
spriteSign~~>setPosition);
layerZoom~~>addChild;
CCSpritespriteChar = CCSprite::create(“entrance/char.png”);
spriteChar~~>setPosition);
layerZoom~~>addChild(spriteChar);
CCDelayTime delay1 = CCDelayTime::create;
CCScaleToscale1 = CCScaleTo::create(1.0f, 1.5f);
layerZoom->runAction(CCSequence::create(delay1, scale1, NULL));
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spriteBack is no problem.
But spriteSign and spriteChar blinked.
Test Devices
iPad2, iPhone5 : fail
Optimus G : no problem