大家好,
刚学android,做个小程序需要用到cocos2dx的引擎,在极客学院上学flappy bird的课程,现在问题是不管是自己写的代码还是直接下载的代码,编译后在屏幕上都看不见图像,只有黑色的背景,代码如下
void FlappyBird::addBird() { bird = B2Sprite::create("bird.png"); CCSize size = bird->getContentSize(); b2BodyDef bodyDef; bodyDef.type = b2_dynamicBody; bodyDef.position = b2Vec2(screenSize.width/2/RATIO, 9); //bodyDef.position = b2Vec2(0.0f, 5.0f); b2Body *birdBody = world->CreateBody(&bodyDef); b2PolygonShape birdShape; birdShape.SetAsBox(size.width/2/RATIO, size.height/2/RATIO); b2FixtureDef birdFixtureDef; birdFixtureDef.shape = &birdShape; birdBody->CreateFixture(&birdFixtureDef); bird->setPTMRatio(RATIO); bird->setB2Body(birdBody); addChild(bird); }
屏幕大小设置为480*320,RATIO=48,将b2vec2改称(0.0f,5.0f)也不对,大家知道哪里错了吗?