C++ setContactTestBitmask函数代码示例

bool Bullet::init(int iType)
{
	if (!Sprite::init())
	{
		return false;
	}
	if (iType == BulletType::Bullet_Player_main)
	{
		this->initWithFile("bullet/pet_bullet.png");
		this->setTag(ObjectType::TYPE_PLAYER_BULLET);
		auto body = PhysicsBody::createCircle(5.0f);
		body->setCategoryBitmask(Gategorybitmask::GATEGORYBITMASK_PLAYER);
		body->setContactTestBitmask(0xFFFFFFFF);
		body->setCollisionBitmask(Collisionbitmask::COLLISIONBITMASK_PLAYER_BULLET);
		this->setPhysicsBody(body);
		body->setVelocity(Vec2(0, 500));
	}
	else if (iType == BulletType::Bullet_Player_second)
	{
		this->initWithFile("bullet/assisent1_01.png");
		this->setTag(ObjectType::TYPE_PLAYER_BULLET);
		auto body = PhysicsBody::createCircle(5.0f);
		body->setCategoryBitmask(Gategorybitmask::GATEGORYBITMASK_PLAYER);
		body->setContactTestBitmask(0xFFFFFFFF);
		body->setCollisionBitmask(Collisionbitmask::COLLISIONBITMASK_PLAYER_BULLET);
		this->setPhysicsBody(body);
		body->setVelocity(Vec2(0, 1000));
	}
	return true;
}

// on "init" you need to initialize your instance
bool GameScene::init()
{
	//////////////////////////////
	// 1. super init first
	if (!Layer::init())
	{
		return false;
	}

	Size visibleSize = Director::getInstance()->getVisibleSize();
	Vec2 origin = Director::getInstance()->getVisibleOrigin();

	//set background
	auto backgroundSprite = Sprite::create("Background.jpg");
	backgroundSprite->setPosition(Point(visibleSize.width / 2 + origin.x, visibleSize.height / 2 + origin.y));

	//set food
	food = Sprite::create("Food.png");
	srand(time(NULL));
	auto random = rand() % 370 + 30;
	auto random2 = rand() % 270 + 30;
	food->setPosition(Point(random, random2));
	auto foodBody = PhysicsBody::createCircle(food->getContentSize().width / 2);
	foodBody->setCollisionBitmask(FOOD_COLLISION_BITMASK);
	foodBody->setContactTestBitmask(true);
	food->setPhysicsBody(foodBody);

	//set snake particle
	snake = Sprite::create("snake.png");
	snake->setPosition(this->getBoundingBox().getMidX(), this->getBoundingBox().getMidY());
	auto snakeBody = PhysicsBody::createCircle(snake->getContentSize().width / 2);
	snakeBody->setCollisionBitmask(SNAKE_COLLISION_BITMASK);
	snakeBody->setContactTestBitmask(true);
	snake->setPhysicsBody(snakeBody);
	snakeParts.push_back(snake);
	snakeParts.front()->setPosition(100, 100);

	selectSched = schedule_selector(GameScene::update);

	//create the sprites
	this->addChild(backgroundSprite, 0);
	this->addChild(food, 1);
	this->addChild(snakeParts.front(), 2);

	auto eventListener = EventListenerKeyboard::create();
	eventListener->onKeyPressed = CC_CALLBACK_2(GameScene::updateDirection, this);
	this->getEventDispatcher()->addEventListenerWithSceneGraphPriority(eventListener, this);

	auto contactListener = EventListenerPhysicsContact::create();
	contactListener->onContactBegin = CC_CALLBACK_1(GameScene::onContactBegin, this);
	this->getEventDispatcher()->addEventListenerWithSceneGraphPriority(contactListener, this);

	this->schedule(selectSched, 0.1);
	
	return true;
}

void PassGateComponent::onEnter()
{
	Component::onEnter();

	float centerPosition = nextPosY();

	_mainNode = Node::create();
	_mainNode->setPosition(Point(_visibleSize.width / 2, centerPosition));
	this->getOwner()->addChild(_mainNode, 1);

	// center point in the gate for the score updating (check the collision)
	Node* gateCenterNode = Node::create();
	auto gateCenterBody = PhysicsBody::createBox(Size(0, GATE_HEIGHT));
	gateCenterBody->setCollisionBitmask(PASSGATE_CENTER_ID);
	gateCenterBody->setDynamic(false);
	gateCenterBody->setContactTestBitmask(true);
	_mainNode->setPhysicsBody(gateCenterBody);

	// area inside the gate
	Node* gateNode = Node::create();
	auto gateBody = PhysicsBody::createEdgeBox(Size(GATE_WIDTH, GATE_HEIGHT));
	gateBody->setCollisionBitmask(PASSGATE_AREA_ID);
	gateBody->setDynamic(false);
	gateBody->setContactTestBitmask(true);
	gateNode->setPhysicsBody(gateBody);
	_mainNode->addChild(gateNode);

	// height of top 'wall'
	float height1 = _visibleSize.height - SCORE_LAYOUT_BORDER_SIZE * 2 - SCORE_TEXT_SIZE-GATE_HEIGHT;

	// draw graphics of the top 'wall'
	Sprite* topNode = Sprite::create("wall2.png", Rect(Vec2(0, centerPosition), Size(GATE_WIDTH, height1)));
	topNode->setPosition(Point(0, topNode->getBoundingBox().getMaxY()+GATE_HEIGHT/2));
	auto topBody = PhysicsBody::createEdgeBox(topNode->getContentSize());
	topBody->setCollisionBitmask(OBSTACLE_ID);
	topBody->setDynamic(false);
	topBody->setContactTestBitmask(true);
	topNode->setPhysicsBody(topBody);
	_mainNode->addChild(topNode);

	// draw graphics of the bottom 'wall'
	Sprite* bottomNode = Sprite::create("wall2.png", Rect(Vec2(0, centerPosition), Size(GATE_WIDTH, height1)));
	bottomNode->setPosition(Point(0, -(bottomNode->getBoundingBox().getMaxY() + GATE_HEIGHT / 2)));
	auto bottomBody = PhysicsBody::createEdgeBox(bottomNode->getContentSize());
	bottomBody->setCollisionBitmask(OBSTACLE_ID);
	bottomBody->setDynamic(false);
	bottomBody->setContactTestBitmask(true);
	bottomNode->setPhysicsBody(bottomBody);
	_mainNode->addChild(bottomNode);

	//
	auto collisionListener = EventListenerPhysicsContact::create();
	collisionListener->onContactSeparate = CC_CALLBACK_1(PassGateComponent::onContactSeparate, this);
	Director::getInstance()->getEventDispatcher()->addEventListenerWithSceneGraphPriority(collisionListener, gateNode);
}

void GameLayer::createPips() {
	for (int i = 0; i < 2; i++) {
		auto pipeUp = Sprite::createWithSpriteFrame(
			AtlasLoader::getInstance()->getSpriteFrameByName("pipe_up"));
		auto pipeDown = Sprite::createWithSpriteFrame(
			AtlasLoader::getInstance()->getSpriteFrameByName("pipe_down"));

		pipeUp->setPosition(Vec2(0, -(PIPE_HEIGHT + PIPE_DISTANCE) / 2));
		pipeDown->setPosition(Vec2(0, (PIPE_HEIGHT + PIPE_DISTANCE) / 2));

		//创建物理属性
		auto pipeUpBody = PhysicsBody::createBox(pipeUp->getContentSize(), PHYSICSSHAPE_MATERIAL_DEFAULT, Vec2::ZERO);
		//设置为静态刚体
		pipeUpBody->setDynamic(false);
		pipeUpBody->getShape(0)->setRestitution(0.0f);
		//设置刚体密度
		pipeUpBody->getShape(0)->setDensity(1.0f);
		pipeUpBody->setCategoryBitmask(OBST_MASK);
		pipeUpBody->setCollisionBitmask(BIRD_MASK | OBST_MASK);
		pipeUpBody->setContactTestBitmask(BIRD_MASK | OBST_MASK);
		pipeUp->setPhysicsBody(pipeUpBody);

		auto pipeDownBody = PhysicsBody::createBox(pipeDown->getContentSize(), PHYSICSSHAPE_MATERIAL_DEFAULT, Vec2::ZERO);
		//设置为静态刚体
		pipeDownBody->setDynamic(false);
		pipeDownBody->getShape(0)->setRestitution(0.0f);
		pipeDownBody->getShape(0)->setDensity(1.0f);
		//设置碰撞掩码
		pipeDownBody->setCategoryBitmask(OBST_MASK);
		pipeDownBody->setCollisionBitmask(BIRD_MASK | OBST_MASK);
		pipeDownBody->setContactTestBitmask(BIRD_MASK | OBST_MASK);

		pipeDown->setPhysicsBody(pipeDownBody);

		auto singlePipe = Node::create();
		singlePipe->addChild(pipeUp);
		singlePipe->addChild(pipeDown);

		if (i == 0) {
			singlePipe->setPosition(Vec2(SCREEN_WIDTH * 2 + PIPE_WIDHT / 2, 250));
		} else {
			singlePipe->setPosition(Vec2(SCREEN_WIDTH * 2.5f + PIPE_WIDHT, this->getRandomHeight()));
		}

		singlePipe->setTag(PIPE_NEW);

		this->addChild(singlePipe);
		this->pipes.pushBack(singlePipe);
	}

}

bool HelloWorld::onTouchBegan(Touch* pTouch, Event* pEvent)
{
    Size visibleSize = Director::getInstance()->getVisibleSize();
    
    Point touchLocation = pTouch->getLocationInView();
    touchLocation = Director::getInstance()->convertToGL(touchLocation);
    Sprite* projectileExmaple = Sprite::create("projectile-hd.png");
    j+=1;
    auto OneBody = PhysicsBody::createBox(projectileExmaple->getContentSize());
    OneBody->applyImpulse(Vect(100,500));
    OneBody->setContactTestBitmask(0x04);
    projectileExmaple->setPhysicsBody(OneBody);
    
    projectileExmaple->setPosition(visibleSize.width/8,visibleSize.height/2);
    projectile.push_back(projectileExmaple);
    this->addChild(projectile.back(),j);
    Point offset    = ccpSub(touchLocation, _player->getPosition());
    float   ratio     = offset.y/offset.x;
    int     targetX   = _player->getContentSize().width/2 + visibleSize.width;
    int     targetY   = (targetX*ratio) + _player->getPosition().y;
    Vec2 targetPosition = Vec2(targetX,targetY);

    MoveTo* Move = MoveTo::create(2, targetPosition);
    projectile.back()->runAction(Move);
    return true;
}

MayBay * MayBay::Create(){
    MayBay * obj = new MayBay();
    auto SpFrameCache = SpriteFrameCache::getInstance();
    SpFrameCache->addSpriteFramesWithFile("plane/plane.plist");
    if(!obj->initWithSpriteFrame(SpFrameCache->getSpriteFrameByName("planeRed1.png"))){
        CCLOG("Cant not create maybay");
    }
    else{
        Vector<SpriteFrame*> vecFrm(3);
        char str[50]={0};
        for(int i=1; i<=3 ;i++){
            sprintf(str,"planeRed%d.png",i);
            auto spFrm = SpFrameCache->getSpriteFrameByName(str);
            vecFrm.pushBack(spFrm);
            
        }
        auto animation = Animation::createWithSpriteFrames(vecFrm,0.1f);
        auto ani= Animate::create(animation);
        obj->runAction(RepeatForever::create(ani));
    }
    auto physic = PhysicsBody::createBox(Size(Vec2(obj->getContentSize().width-10,obj->getContentSize().height-10)),PhysicsMaterial(1,0,1));
    physic->setCollisionBitmask(0x001);
    physic->setCategoryBitmask(0x001);
    physic->setContactTestBitmask(true);
    physic->setTag(10);
    obj->setPhysicsBody(physic);
    obj->getPhysicsBody()->setGravityEnable(false);
    obj->setFly();
    return obj;
}

void BreakoutMainScene::createBall()
{
    // Create Ball
    cocos2d::log("Create Ball");
    // Tao qua bong va thiet lap khung vat ly cho no
    ball = Sprite::create("breakout_img/breakout_ball.png");
    ball->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
    ball->setPosition(Vec2(WINSIZE.width/2 , WINSIZE.height/2 + 50));

    auto ballBody = PhysicsBody::createCircle(ball->getContentSize().width/2 , PHYSICSBODY_MATERIAL_DEFAULT);
    ballBody->getShape(0)->setDensity(1.0f); // trong luc
    ballBody->getShape(0)->setFriction(0.0f);
    ballBody->getShape(0)->setRestitution(1.0f);
    ballBody->setDynamic(true);
    ballBody->setContactTestBitmask(0x00000001);

    ballBody->setGravityEnable(false); // Khong set gia toc


    // Tao 1 luc tac dong
    Vect force = Vect(900000.0f, -900000.0f);
    ballBody->applyImpulse(force);

    ball->setPhysicsBody(ballBody);

    ball->setTag(Tag::T_Ball);
    this->addChild(ball);
}

void PlayerComponent::onEnter()
{
	Component::onEnter();

	_movements = new Movements(_startPosition);

	// draw player graphic
	_player = Sprite::create("circle.png");
	_player->setPosition(_movements->getPoint());
	_player->setScale(.5f);
	this->getOwner()->addChild(_player);

	// set the draw nodes
	_drawPointNode = DrawNode::create();
	_player->addChild(_drawPointNode, -1);

	_drawLineNode = DrawNode::create();
	_player->addChild(_drawLineNode, -2);

	// set collision mask
	auto body = PhysicsBody::createCircle(_player->getContentSize().height / 2);
	body->setCollisionBitmask(PLAYER_ID);
	body->setContactTestBitmask(true);
	_player->setPhysicsBody(body);

	//
	auto touchListener = EventListenerTouchOneByOne::create();
	touchListener->onTouchBegan = CC_CALLBACK_2(PlayerComponent::onTouchBegan, this);
	touchListener->onTouchEnded = CC_CALLBACK_2(PlayerComponent::onTouchEnded, this);
	Director::getInstance()->getEventDispatcher()->addEventListenerWithSceneGraphPriority(touchListener, _player);

	auto collisionListener = EventListenerPhysicsContact::create();
	collisionListener->onContactBegin = CC_CALLBACK_1(PlayerComponent::onContactBegin, this);
	Director::getInstance()->getEventDispatcher()->addEventListenerWithSceneGraphPriority(collisionListener, _player);
}

void GameLayer::createPips() {
    // Create the pips
    for (int i = 0; i < PIP_COUNT; i++) {
        Size visibleSize = Director::getInstance()->getVisibleSize();
        Sprite *pipUp = Sprite::createWithSpriteFrame(AtlasLoader::getInstance()->getSpriteFrameByName("pipe_up"));
        Sprite *pipDown = Sprite::createWithSpriteFrame(AtlasLoader::getInstance()->getSpriteFrameByName("pipe_down"));
        Node *singlePip = Node::create();
        
        // bind to pair
        pipDown->setPosition(0, PIP_HEIGHT + PIP_DISTANCE);
		singlePip->addChild(pipDown, 0, DOWN_PIP);
        singlePip->addChild(pipUp, 0, UP_PIP);
        singlePip->setPosition(visibleSize.width + i*PIP_INTERVAL + WAIT_DISTANCE, this->getRandomHeight());
		auto body = PhysicsBody::create();
		auto shapeBoxDown = PhysicsShapeBox::create(pipDown->getContentSize(),PHYSICSSHAPE_MATERIAL_DEFAULT, Point(0, PIP_HEIGHT + PIP_DISTANCE));
		body->addShape(shapeBoxDown);
		body->addShape(PhysicsShapeBox::create(pipUp->getContentSize()));
		body->setDynamic(false);
		
		//ÉèÖÃÅöײ
		body->setCategoryBitmask(ColliderTypePip);  
		body->setCollisionBitmask(ColliderTypeBird);  
		body->setContactTestBitmask(ColliderTypeBird);  
		
		singlePip->setPhysicsBody(body);
        singlePip->setTag(PIP_NEW);
        
        this->addChild(singlePip);
        this->pips.push_back(singlePip);
    }
}

bool RoleSupplyDoubleGun::init() {
	bool bRet = false;
	do {
		CC_BREAK_IF(!Sprite::initWithSpriteFrameName("ufo1.png"));

		// set physical body
		auto body = PhysicsBody::createBox(getContentSize());
		body->setGroup(PHYSICAL_BODY_SUPPLY_GROUP);
		body->setCategoryBitmask(PHYSICAL_BODY_SUPPLY_BITMASK_CATEGORY);
		body->setContactTestBitmask(PHYSICAL_BODY_SUPPLY_BITMASK_CONTACT_TEST);
		body->setCollisionBitmask(PHYSICAL_BODY_SUPPLY_BITMASK_COLLISION);
		setPhysicsBody(body);

		// set position
		auto bigBoomSize = getContentSize();
		auto winSize = Director::getInstance()->getWinSize();
		int minX = bigBoomSize.width/2;
		int maxX = winSize.width-bigBoomSize.width/2;
		int rangeX = maxX-minX;
		int actualX = (rand()%rangeX)+minX;
		setPosition(Point(actualX, winSize.height+bigBoomSize.height/2));

		// run action
		auto move1 = MoveBy::create(0.5, Point(0, -150));
		auto move2 = MoveBy::create(0.3, Point(0, 100));
		auto move3 = MoveBy::create(1.0, Point(0, 0-winSize.height-bigBoomSize.height/2));
		auto actionDone = RemoveSelf::create(true);
		auto sequence = Sequence::create(move1, move2, move3, actionDone, nullptr);
		runAction(sequence);

		bRet = true;
	} while (0);

	return bRet;
}

void GameScreen::spawnAsteroid(float dt)
{
    Size visibleSize = Director::getInstance()->getVisibleSize();
    Point origin = Director::getInstance()->getVisibleOrigin();

    int asteroidIndex = (arc4random() % 3) + 1;
    __String* asteroidString = __String::createWithFormat("GameScreen/Asteroid_%i.png", asteroidIndex);

    Sprite* tempAsteroid = Sprite::create(asteroidString->getCString());

    int xRandomPosition = (arc4random() % (int)(visibleSize.width - (tempAsteroid->getContentSize().width / 2))) + (tempAsteroid->getContentSize().width / 2);

    tempAsteroid->setPosition(
        Point(xRandomPosition + origin.x,
              -tempAsteroid->getContentSize().height + origin.y));

    asteroids.push_back(tempAsteroid);

    auto body = PhysicsBody::createCircle(asteroids[asteroids.size() - 1]->getContentSize().width / 2);
    body->setContactTestBitmask(true);
    body->setDynamic(true);
    asteroids[asteroids.size() - 1]->setPhysicsBody(body);
    
    this->addChild(asteroids[asteroids.size() - 1], -1);
}

void Paddle::createPhysicsBody() {
  auto bodySize = getContentSize();

  auto width2 = bodySize.width / 2;
  auto width4 = width2 / 2;
  auto width8 = width4 / 2;
  auto height2 = bodySize.height / 2;
  auto height4 = height2 / 2;
  auto height8 = height4 / 2;

  // Create this oval shape so that, when the ball bounces closer to the edges,
  // its direction changes slightly.
  std::array<Point, 12> bodyPoints = {
    Point(width4,           height2),
    Point(width2 - width8,  height2 - height8),
    Point(width2,           height8),
    Point(width2,           -height8),
    Point(width2 - width8,  -height2 + height8),
    Point(width4,           -height2),
    Point(-width4,          -height2),
    Point(-width2 + width8, -height2 + height8),
    Point(-width2,          -height8),
    Point(-width2,          height8),
    Point(-width2 + width8, height2 - height8),
    Point(-width4,          height2)
  };

  auto body = PhysicsBody::createPolygon(bodyPoints.data(), bodyPoints.size(), MATERIAL);
  body->setDynamic(false);
  body->setContactTestBitmask(BITMASK_CONTACT_TEST);

  setPhysicsBody(body);
}

BossBullet * BossBullet::createBossBullet3()
{
	BossBullet * bossBullet3 = new BossBullet();
	if (bossBullet3 && bossBullet3->initWithFile("GameScreen/ss_boss1_attack3.png", Rect(0, 0, 36, 36)))
	{
		//Create and run animation
		Vector<SpriteFrame*> animFrames(5);
		char str[100] = { 0 };
		for (int i = 0; i < 5; i++)
		{
			sprintf(str, "GameScreen/ss_boss1_attack3.png");
			auto frame = SpriteFrame::create(str, Rect(36 * i, 0, 36, 36)); //we assume that the sprites' dimentions are 30x30 rectangles.
			animFrames.pushBack(frame);
		}
		auto animation = CCAnimation::createWithSpriteFrames(animFrames, 0.15f, 100000);
		auto animate = CCAnimate::create(animation);
		//make body for collisions
		cocos2d::Size size(36, 36);
		auto bossBulletBody = PhysicsBody::createBox(size);
		bossBulletBody->setCollisionBitmask(0x000006);
		bossBulletBody->setContactTestBitmask(true);
		bossBullet3->setPhysicsBody(bossBulletBody);
		bossBulletBody->setTag(60);
		bossBullet3->runAction(animate);
		bossBullet3->initBullet();
		bossBullet3->setTag(60);
		return bossBullet3;
	}

	CC_SAFE_DELETE(bossBullet3);
	return NULL;
}

void Coin3::spawnCoin3(cocos2d::Layer * layer)
{
    auto coin=Sprite::create("Candy (3).png");
    const float SCALE_TO_DEVICE = Director::getInstance()->getVisibleSize().width / DES_RES_X;
    coin->setScale(SCALE_TO_DEVICE * 2);
    //coin->setScale(2, 2);
    auto ran=CCRANDOM_0_1();
    auto posi_x=origin.x+coin->getContentSize().width* SCALE_TO_DEVICE/2+ran*(visibleSize.width-coin->getContentSize().width* SCALE_TO_DEVICE);
    auto posi_y=origin.y+visibleSize.height;
    
    auto body=PhysicsBody::createBox(coin->getContentSize()*2* SCALE_TO_DEVICE);
    
    body->setDynamic(false);
    body->setCollisionBitmask(COIN3_COLLISION_BITMASK);
    body->setContactTestBitmask(COIN3_CONTACT_BITMASK);
    coin->setPhysicsBody(body);
    
    coin->setPosition(Point(posi_x,posi_y));
    layer->addChild(coin,7);
    auto move_dis=visibleSize.height+coin->getContentSize().height* SCALE_TO_DEVICE+50;
    auto move_duration=COIN3_SPEED*move_dis;
    auto coin_move=MoveBy::create(move_duration,Point(0,-move_dis));
    coin->runAction(Sequence::create(coin_move,RemoveSelf::create(true),nullptr));
    
}

Bird::Bird(cocos2d::Layer *layer){
	visibleSize = Director::getInstance()->getVisibleSize();
	origin = Director::getInstance()->getVisibleOrigin();

	flappyBird = Sprite::create("Will.png");
	flappyBird->setPosition(Point(visibleSize.width / 2 + origin.x, visibleSize.height / 2 + origin.y));

	willLocationX = flappyBird->getPositionX();
	willLocationY = flappyBird->getPositionY();

	auto flappyBody = PhysicsBody::createBox(Size(flappyBird->getContentSize().width, flappyBird->getContentSize().height), PhysicsMaterial(0, 1, 0));
	flappyBody->setGravityEnable(false);
	flappyBird->setPhysicsBody(flappyBody);

	layer -> addChild(flappyBird, 100);

	flappyBody->setCollisionBitmask(BIRD_COLLISION_BITMASK);
	flappyBody->setContactTestBitmask(true);
	flappyBody->setMass(1);

	//isFalling = true;

	flappyBird->getPhysicsBody()->setVelocityLimit(300);
	
}