Cocos2d-x3.0 RenderTexture(一) 保存(2)

< d; ++i) { float difx = end.x - start.x; float dify = end.y - start.y; float delta = (float) i / distance; _brushs.at(i)->setPosition(Point(start.x + (difx * delta), start.y + (dify * delta))); _brushs.at(i)->setRotation(rand() % 360); float r = (float) (rand() % 50 / 50.0f) + 0.25f; _brushs.at(i)->setScale(r); _brushs.at(i)->setColor(Color3B(rand() % 127 + 128, 255, 255)); _brushs.at(i)->visit(); } } _target->end(); } void LayoutTest::saveImage(cocos2d::Ref *sender) { static int counter = 0; char png[20]; sprintf(png, "image-%d.png",counter); char jpg[20]; sprintf(jpg, "image-%d.jpg",counter); _target->saveToFile(png, Image::Format::PNG); _target->saveToFile(jpg, Image::Format::JPG); //向本地写入 std::string fileName = FileUtils::getInstance()->getWritablePath() + jpg; auto action1 = DelayTime::create(1); auto func = [&,fileName]() { auto sprite = Sprite::create(fileName); layout->addChild(sprite); sprite->setScale(0.3f); sprite->setPosition(Point(40, 40)); sprite->setRotation(counter * 3); }; runAction(Sequence::create(action1,CallFunc::create(func), NULL)); counter++; } void LayoutTest::clearImage(cocos2d::Ref *sender) { _target->clear(CCRANDOM_0_1(), CCRANDOM_0_1(), CCRANDOM_0_1(), CCRANDOM_0_1()); }