cocos2d-x 讲节点渲染成图片

概述bool WorldWindow::saveSpriteImg(const std::string& fileName) {     bool flag = false;     Size wsize = Director::getInstance()->getWinSize();     CCRenderTexture *texture = CCRenderTexture::create(wsi

bool WorlDWindow::saveSpriteimg(const std::string& filename)

{

bool flag = false;

Size wsize = Director::getInstance()->getWinSize();

CCRenderTexture *texture = CCRenderTexture::create(wsize.wIDth,wsize.height,Texture2D::PixelFormat::RGBA8888,GL_DEPTH24_STENCIL8);

texture->setposition(ccp(0,0));

texture->ignoreAnchorPointForposition(true);

texture->setAnchorPoint(CCPointZero);

texture->beginWithClear(0.0f,0.0f,0.0f);

@H_301_170@ // -- start 需要渲染的节点/Users/topgame1602/Desktop/saveSpriteimg.Js

Node *n = _uiMainNode->getNodeByname("UI");

n->visit();

@H_301_170@ // -- end

texture->end();

@H_301_170@ // 当前渲染的节点

texture->savetofile("aa1.png",kCCImageFormatPNG,true,[=](RenderTexture* t,const std::string& s){

cclog("%s",s.c_str());

});

return flag;

}

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