BillBoardTest类 参考

#include <BillBoardTest.h>

类 BillBoardTest 继承关系图:

BillBoardTest 的协作图:

Public 成员函数
virtual	~BillBoardTest ()
	CREATE_FUNC (BillBoardTest)
	BillBoardTest ()
virtual std::string	title () const override
virtual std::string	subtitle () const override
virtual void	update (float dt) override
void	addNewBillBoardWithCoords (cocos2d::Vec3 p)
void	addNewAniBillBoardWithCoords (cocos2d::Vec3 p)
void	rotateCameraCallback (cocos2d::Ref *sender, float value)
void	onTouchesMoved (const std::vector< cocos2d::Touch * > &touches, cocos2d::Event *event)
void	menuCallback_orientedPoint (cocos2d::Ref *sender)
void	menuCallback_orientedPlane (cocos2d::Ref *sender)
Public 成员函数 继承自 TestCase
	TestCase ()
	~TestCase ()
virtual Type	getTestType () const
virtual float	getDuration () const
virtual std::string	getExpectedOutput () const
virtual std::string	getActualOutput () const
virtual void	restartTestCallback (cocos2d::Ref *sender)
virtual void	nextTestCallback (cocos2d::Ref *sender)
virtual void	priorTestCallback (cocos2d::Ref *sender)
virtual void	onBackCallback (cocos2d::Ref *sender)
void	setTestSuite (TestSuite *testSuite)
TestSuite *	getTestSuite () const
float	getRunTime () const
void	setTestCaseName (const std::string &name)
std::string	getTestCaseName () const
const cocos2d::Label *	getSubtitleLable () const
const cocos2d::MenuItemImage *	getRestartTestItem () const
virtual void	onEnter () override

Protected 属性
cocos2d::Camera *	_camera
cocos2d::Layer *	_layerBillBoard
std::vector< cocos2d::BillBoard * >	_billboards
Protected 属性 继承自 TestCase
cocos2d::MenuItemImage *	_priorTestItem
cocos2d::MenuItemImage *	_restartTestItem
cocos2d::MenuItemImage *	_nextTestItem
cocos2d::Label *	_titleLabel
cocos2d::Label *	_subtitleLabel

额外继承的成员函数
Public 类型 继承自 TestCase
enum class	Type { ROBUSTNESS , UNIT , GRAPHICAL_STATIC , MANUAL }
Public 属性 继承自 TestCase
CC_CONSTRUCTOR_ACCESS	__pad0__: virtual bool init() override

详细描述

在文件 BillBoardTest.h 第 49 行定义.

构造及析构函数说明

~BillBoardTest()

BillBoardTest::~BillBoardTest ( )

virtual

在文件 BillBoardTest.cpp 第 221 行定义.

{
    if (_camera)
    {
        _camera = nullptr;
    }
}

引用了 _camera.

BillBoardTest()

BillBoardTest::BillBoardTest

(

)

在文件 BillBoardTest.cpp 第 113 行定义.

:  _camera(nullptr)
{
    //Create touch listener
    auto listener = EventListenerTouchAllAtOnce::create();
    listener->onTouchesMoved = CC_CALLBACK_2(BillBoardTest::onTouchesMoved, this);
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
    
    auto layer3D=Layer::create();
    addChild(layer3D,0);
    _layerBillBoard = layer3D;
    auto s = Director::getInstance()->getWinSize();
    if (_camera == nullptr)
    {
        _camera=Camera::createPerspective(60, (float)s.width/s.height, 1, 500);
        _camera->setCameraFlag(CameraFlag::USER1);
        _layerBillBoard->addChild(_camera);
    }
 
    //Create rotating billboards
    std::string imgs[3] = {"Images/Icon.png", "Images/r2.png"};
    for (unsigned int i = 0; i < 4; ++i)
    {
        Layer *layer = Layer::create();
        auto billboard = BillBoard::create(imgs[(unsigned int)(CCRANDOM_0_1() * 1 + 0.5f)]);
        billboard->setScale(0.5f);
        billboard->setPosition3D(Vec3(0.0f, 0.0f,  CCRANDOM_MINUS1_1() * 150.0f));
        billboard->setOpacity(static_cast<uint8_t>(CCRANDOM_0_1() * 128 + 128));
        _billboards.push_back(billboard);
        layer->addChild(billboard);
        _layerBillBoard->addChild(layer);
        layer->runAction( RepeatForever::create( RotateBy::create( CCRANDOM_0_1() * 10, Vec3(0.0f, 45.0f, 0.0f) ) ) );
    }
 
    {
        auto billboard = BillBoard::create("Images/Icon.png");
        billboard->setScale(0.2f);
        billboard->setPosition3D(Vec3(0.0f, 30.0f, 0.0f));
 
        auto billboard2 = BillBoard::create("Images/r2.png");
        billboard2->setPosition3D(Vec3(0.0f, 0.0f, 100.0f));
        billboard->addChild(billboard2);
        _billboards.push_back(billboard);
        _billboards.push_back(billboard2);
 
        auto sprite3d = Sprite3D::create("Sprite3DTest/orc.c3t");
        sprite3d->setScale(2.0f);
        sprite3d->addChild(billboard);
        sprite3d->runAction( RepeatForever::create( RotateBy::create( 10.0f, Vec3(0.0f, 360.0f, 0.0f) ) ) );
        _layerBillBoard->addChild(sprite3d);
    }
 
    addNewBillBoardWithCoords(Vec3(20.0f,5.0f,0.0f));
    addNewBillBoardWithCoords(Vec3(60.0f,5.0f,0.0f));
    addNewBillBoardWithCoords(Vec3(100.0f,5.0f,0.0f));
    addNewBillBoardWithCoords(Vec3(140.0f,5.0f,0.0f));
    addNewBillBoardWithCoords(Vec3(180.0f,5.0f,0.0f));
    
    addNewAniBillBoardWithCoords(Vec3(-20.0f,0.0f,0.0f));
    addNewAniBillBoardWithCoords(Vec3(-60.0f,0.0f,0.0f));
    addNewAniBillBoardWithCoords(Vec3(-100.0f,0.0f,0.0f));
    addNewAniBillBoardWithCoords(Vec3(-140.0f,0.0f,0.0f));
    addNewAniBillBoardWithCoords(Vec3(-180.0f,0.0f,0.0f));
    
    _camera->setPosition3D(Vec3(0.0f, 100.0f, 230.0f));
    _camera->lookAt(Vec3(0,0,0), Vec3(0.0f,1.0f,0.0f));
 
    TTFConfig ttfConfig("fonts/arial.ttf", 16);
    auto label1 = Label::createWithTTF(ttfConfig,"rotate+");
    auto menuItem1 = MenuItemLabel::create(label1, CC_CALLBACK_1(BillBoardTest::rotateCameraCallback,this,10));
    auto label2 = Label::createWithTTF(ttfConfig,"rotate-");
    auto menuItem2 = MenuItemLabel::create(label2, CC_CALLBACK_1(BillBoardTest::rotateCameraCallback,this,-10));
    auto menu = Menu::create(menuItem1, menuItem2, nullptr);
    menu->setPosition(Vec2::ZERO);
    menuItem1->setPosition( Vec2( s.width-80, VisibleRect::top().y-160) );
    menuItem2->setPosition( Vec2( s.width-80, VisibleRect::top().y-190) );
    addChild(menu, 0);
    _layerBillBoard->setCameraMask(2);
    
    label1 = Label::createWithTTF(ttfConfig,"Point Oriented");
    menuItem1 = MenuItemLabel::create(label1,CC_CALLBACK_1(BillBoardTest::menuCallback_orientedPoint,this) );
    label2 = Label::createWithTTF(ttfConfig,"Plane Oriented");
    menuItem2 = MenuItemLabel::create(label2,CC_CALLBACK_1(BillBoardTest::menuCallback_orientedPlane,this) );
    menuItem1->setPosition( Vec2( s.width-80, VisibleRect::top().y-100) );
    menuItem2->setPosition( Vec2( s.width-80, VisibleRect::top().y-130) );
    
    menu = Menu::create(menuItem1, menuItem2, nullptr);
    menu->setPosition(Vec2(0,0));
    this->addChild(menu, 10);
    menuCallback_orientedPoint(nullptr);
    
    schedule(CC_SCHEDULE_SELECTOR(BillBoardTest::update));
}

引用了 _billboards, _camera, _layerBillBoard, addNewAniBillBoardWithCoords(), addNewBillBoardWithCoords(), menuCallback_orientedPlane(), menuCallback_orientedPoint(), onTouchesMoved(), rotateCameraCallback(), VisibleRect::top() , 以及 update().

函数调用图:

成员函数说明

addNewAniBillBoardWithCoords()

void BillBoardTest::addNewAniBillBoardWithCoords

(

cocos2d::Vec3

p

)

在文件 BillBoardTest.cpp 第 250 行定义.

{
    for (unsigned int i = 0; i < 10; ++i)
    {
        auto billboardAni = BillBoard::create("Images/grossini.png");
        billboardAni->setScale(0.5f);
        billboardAni->setPosition3D(Vec3(p.x, p.y,  -150.0f + 30 * i));
        _layerBillBoard->addChild(billboardAni);
 
        auto animation = Animation::create();
        for( int i=1;i<15;i++)
        {
            char szName1[100] = {0};
            sprintf(szName1, "Images/grossini_dance_%02d.png", i);
            animation->addSpriteFrameWithFile(szName1);
        }
        // should last 2.8 seconds. And there are 14 frames.
        animation->setDelayPerUnit(2.8f / 14.0f);
        animation->setRestoreOriginalFrame(true);
 
        auto action = Animate::create(animation);
        billboardAni->runAction(RepeatForever::create(action));
        billboardAni->setOpacity(static_cast<uint8_t>(CCRANDOM_0_1() * 128 + 128));
        _billboards.push_back(billboardAni);
    }
}

引用了 _billboards , 以及 _layerBillBoard.

被这些函数引用 BillBoardTest().

这是这个函数的调用关系图:

addNewBillBoardWithCoords()

void BillBoardTest::addNewBillBoardWithCoords

(

cocos2d::Vec3

p

)

在文件 BillBoardTest.cpp 第 236 行定义.

{
    std::string imgs[3] = {"Images/Icon.png", "Images/r2.png"};
    for (unsigned int i = 0; i < 10; ++i)
    {
        auto billboard = BillBoard::create(imgs[(unsigned int)(CCRANDOM_0_1() * 1 + 0.5f)]);
        billboard->setScale(0.5f);
        billboard->setPosition3D(Vec3(p.x, p.y, -150.0f + 30 * i));
        billboard->setOpacity(static_cast<uint8_t>(CCRANDOM_0_1() * 128 + 128));
        
        _layerBillBoard->addChild(billboard);
        _billboards.push_back(billboard);
    }
}

引用了 _billboards , 以及 _layerBillBoard.

被这些函数引用 BillBoardTest().

这是这个函数的调用关系图:

CREATE_FUNC()

BillBoardTest::CREATE_FUNC

(

BillBoardTest

)

menuCallback_orientedPlane()

void BillBoardTest::menuCallback_orientedPlane

(

cocos2d::Ref *

sender

)

在文件 BillBoardTest.cpp 第 214 行定义.

{
    for (auto& billboard : _billboards) {
        billboard->setMode(BillBoard::Mode::VIEW_PLANE_ORIENTED);
    }
}

引用了 _billboards.

被这些函数引用 BillBoardTest().

这是这个函数的调用关系图:

menuCallback_orientedPoint()

void BillBoardTest::menuCallback_orientedPoint

(

cocos2d::Ref *

sender

)

在文件 BillBoardTest.cpp 第 207 行定义.

{
    for (auto& billboard : _billboards) {
        billboard->setMode(BillBoard::Mode::VIEW_POINT_ORIENTED);
    }
}

引用了 _billboards.

被这些函数引用 BillBoardTest().

这是这个函数的调用关系图:

onTouchesMoved()

void BillBoardTest::onTouchesMoved	(	const std::vector< cocos2d::Touch * > &	touches,
		cocos2d::Event *	event
	)

在文件 BillBoardTest.cpp 第 280 行定义.

{
    if(touches.size()==1)
    {
        auto touch = touches[0];
        auto location = touch->getLocation();
        auto PreviousLocation = touch->getPreviousLocation();
        Point newPos = PreviousLocation - location;
 
        Vec3 cameraDir;
        Vec3 cameraRightDir;
        _camera->getNodeToWorldTransform().getForwardVector(&cameraDir);
        cameraDir.normalize();
        cameraDir.y=0;
        _camera->getNodeToWorldTransform().getRightVector(&cameraRightDir);
        cameraRightDir.normalize();
        cameraRightDir.y=0;
        Vec3 cameraPos=  _camera->getPosition3D();
        cameraPos+=cameraDir*newPos.y*0.5;
        cameraPos+=cameraRightDir*newPos.x*0.5;
        _camera->setPosition3D(cameraPos);      
    }
}

引用了 _camera.

被这些函数引用 BillBoardTest().

这是这个函数的调用关系图:

rotateCameraCallback()

void BillBoardTest::rotateCameraCallback	(	cocos2d::Ref *	sender,
		float	value
	)

在文件 BillBoardTest.cpp 第 304 行定义.

{
    Vec3  rotation3D= _camera->getRotation3D();
    rotation3D.y+= value;
    _camera->setRotation3D(rotation3D);
}

引用了 _camera.

被这些函数引用 BillBoardTest().

这是这个函数的调用关系图:

subtitle()

std::string BillBoardTest::subtitle ( ) const

overridevirtual

重载 TestCase .

在文件 BillBoardTest.cpp 第 232 行定义.

{
    return "";
}

title()

std::string BillBoardTest::title ( ) const

overridevirtual

重载 TestCase .

在文件 BillBoardTest.cpp 第 228 行定义.

{
    return "BillBoard Test";
}

update()

void BillBoardTest::update ( float  dt )

overridevirtual

在文件 BillBoardTest.cpp 第 276 行定义.

{
}

被这些函数引用 BillBoardTest().

这是这个函数的调用关系图:

类成员变量说明

_billboards

std::vector<cocos2d::BillBoard*> BillBoardTest::_billboards

protected

在文件 BillBoardTest.h 第 70 行定义.

被这些函数引用 addNewAniBillBoardWithCoords(), addNewBillBoardWithCoords(), BillBoardTest(), menuCallback_orientedPlane() , 以及 menuCallback_orientedPoint().

_camera

cocos2d::Camera* BillBoardTest::_camera

protected

在文件 BillBoardTest.h 第 67 行定义.

被这些函数引用 BillBoardTest(), onTouchesMoved(), rotateCameraCallback() , 以及 ~BillBoardTest().

_layerBillBoard

cocos2d::Layer* BillBoardTest::_layerBillBoard

protected

在文件 BillBoardTest.h 第 68 行定义.

被这些函数引用 addNewAniBillBoardWithCoords(), addNewBillBoardWithCoords() , 以及 BillBoardTest().

---

该类的文档由以下文件生成:

• /Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/BillBoardTest/BillBoardTest.h
• /Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/BillBoardTest/BillBoardTest.cpp