#include <Camera3DTest.h>

类 Camera3DTestDemo 继承关系图:

Camera3DTestDemo 的协作图:

Public 成员函数
	CREATE_FUNC (Camera3DTestDemo)

	Camera3DTestDemo ()

virtual	~Camera3DTestDemo ()

virtual void	onEnter () override

virtual void	onExit () override

virtual std::string	title () const override

void	addNewSpriteWithCoords (cocos2d::Vec3 p, std::string fileName, bool playAnimation=false, float scale=1.0f, bool bindCamera=false)

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

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

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

void	scaleCameraCallback (cocos2d::Ref *sender, float value)

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

void	SwitchViewCallback (cocos2d::Ref *sender, CameraType cameraType)

void	updateCamera (float fDelta)

void	move3D (float elapsedTime)

void	updateState (float elapsedTime)

bool	isState (unsigned int state, unsigned int bit) const

void	reachEndCallBack ()

bool	onTouchesCommon (cocos2d::Touch touch, cocos2d::Event event, bool *touchProperty)

bool	onTouchesZoomOut (cocos2d::Touch touch, cocos2d::Event event)

void	onTouchesZoomOutEnd (cocos2d::Touch touch, cocos2d::Event event)

bool	onTouchesZoomIn (cocos2d::Touch touch, cocos2d::Event event)

void	onTouchesZoomInEnd (cocos2d::Touch touch, cocos2d::Event event)

bool	onTouchesRotateLeft (cocos2d::Touch touch, cocos2d::Event event)

void	onTouchesRotateLeftEnd (cocos2d::Touch touch, cocos2d::Event event)

bool	onTouchesRotateRight (cocos2d::Touch touch, cocos2d::Event event)

void	onTouchesRotateRightEnd (cocos2d::Touch touch, cocos2d::Event event)

Public 成员函数继承自 TestCase
	TestCase ()

	~TestCase ()

virtual std::string	subtitle () const

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

Protected 属性
std::string	_title

cocos2d::Layer *	_layer3D

cocos2d::Sprite3D *	_sprite3D

cocos2d::Vec3	_targetPos

CameraType	_cameraType

cocos2d::MenuItem *	_incRot

cocos2d::MenuItem *	_decRot

unsigned int	_curState

cocos2d::Camera *	_camera

cocos2d::MoveTo *	_moveAction

bool	_bZoomOut

bool	_bZoomIn

bool	_bRotateLeft

bool	_bRotateRight

cocos2d::Label *	_RotateRightlabel

cocos2d::Label *	_RotateLeftlabel

cocos2d::Label *	_ZoomInlabel

cocos2d::Label *	_ZoomOutlabel

Protected 属性继承自 CameraBaseTest
cocos2d::BillBoard *	bill1

cocos2d::BillBoard *	bill2

cocos2d::Label *	l1

cocos2d::Label *	l2

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 Camera3DTest.h 第 101 行定义.

构造及析构函数说明

◆ Camera3DTestDemo()

Camera3DTestDemo::Camera3DTestDemo ( )

在文件 Camera3DTest.cpp 第 187 行定义.

: _cameraType(CameraType::Free)
, _incRot(nullptr)
, _decRot(nullptr)
, _camera(nullptr)
, _bZoomOut(false)
, _bZoomIn(false)
, _bRotateLeft(false)
, _bRotateRight(false)
{
}

引用了 Free.

◆ ~Camera3DTestDemo()

Camera3DTestDemo::~Camera3DTestDemo ( )

virtual

在文件 Camera3DTest.cpp 第 198 行定义.

199{

200}

成员函数说明

◆ addNewSpriteWithCoords()

void Camera3DTestDemo::addNewSpriteWithCoords	(	cocos2d::Vec3	p,
		std::string	fileName,
		bool	playAnimation = `false`,
		float	scale = `1.0f`,
		bool	bindCamera = `false`
	)

在文件 Camera3DTest.cpp 第 390 行定义.

{
    auto sprite = Sprite3D::create(fileName);
    _layer3D->addChild(sprite);
    float globalZOrder=sprite->getGlobalZOrder();
    sprite->setPosition3D( Vec3( p.x, p.y,p.z) );
    sprite->setGlobalZOrder(globalZOrder);
    if(playAnimation)
    {
        auto animation = Animation3D::create(fileName,"Take 001");
        if (animation)
        {
            auto animate = Animate3D::create(animation);
            sprite->runAction(RepeatForever::create(animate));
        }
    }
    if(bindCamera)
    {
        _sprite3D=sprite;
    }
    sprite->setScale(scale);  
}

引用了 _layer3D , 以及 _sprite3D.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ CREATE_FUNC()

Camera3DTestDemo::CREATE_FUNC ( Camera3DTestDemo )

◆ isState()

bool Camera3DTestDemo::isState	(	unsigned int	state,
		unsigned int	bit
	)		const

在文件 Camera3DTest.cpp 第 668 行定义.

{
    return (state & bit) == bit;
}

被这些函数引用 updateCamera().

这是这个函数的调用关系图:

◆ move3D()

void Camera3DTestDemo::move3D ( float elapsedTime )

在文件 Camera3DTest.cpp 第 444 行定义.

{
    if(_sprite3D)
    {
        Vec3 curPos=  _sprite3D->getPosition3D();
        Vec3 newFaceDir = _targetPos - curPos;
        newFaceDir.y = 0.0f;
        newFaceDir.normalize();
        Vec3 offset = newFaceDir * 25.0f * elapsedTime;
        curPos+=offset;
        _sprite3D->setPosition3D(curPos);
        if(_cameraType==CameraType::ThirdPerson)
        {
            Vec3 cameraPos= _camera->getPosition3D();
            cameraPos.x+=offset.x;
            cameraPos.z+=offset.z;
            _camera->setPosition3D(cameraPos);
        }
    }
}

引用了 _camera, _cameraType, _sprite3D, _targetPos , 以及 ThirdPerson.

被这些函数引用 updateCamera().

这是这个函数的调用关系图:

◆ onEnter()

void Camera3DTestDemo::onEnter ( )

overridevirtual

重载 TestCase .

在文件 Camera3DTest.cpp 第 268 行定义.

{
    CameraBaseTest::onEnter();
    _sprite3D=nullptr;
    auto s = Director::getInstance()->getWinSize();
    auto listener = EventListenerTouchAllAtOnce::create();
    listener->onTouchesBegan = CC_CALLBACK_2(Camera3DTestDemo::onTouchesBegan, this);
    listener->onTouchesMoved = CC_CALLBACK_2(Camera3DTestDemo::onTouchesMoved, this);
    listener->onTouchesEnded = CC_CALLBACK_2(Camera3DTestDemo::onTouchesEnded, this);
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
    auto layer3D=Layer::create();
    addChild(layer3D,0);
    _layer3D=layer3D;
    _curState=State_None;
    addNewSpriteWithCoords( Vec3(0,0,0),"Sprite3DTest/girl.c3b",true,0.2f,true);
    TTFConfig ttfConfig("fonts/arial.ttf", 20);
    
    auto containerForLabel1 = Node::create();
    _ZoomOutlabel = Label::createWithTTF(ttfConfig,"zoom out");
    _ZoomOutlabel->setPosition(s.width-50, VisibleRect::top().y-20);
    containerForLabel1->addChild(_ZoomOutlabel);
    addChild(containerForLabel1, 10);
    
    auto listener1 = EventListenerTouchOneByOne::create();
    listener1->setSwallowTouches(true);
    
    listener1->onTouchBegan = CC_CALLBACK_2(Camera3DTestDemo::onTouchesZoomOut, this);
    listener1->onTouchEnded = CC_CALLBACK_2(Camera3DTestDemo::onTouchesZoomOutEnd, this);
    
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener1, _ZoomOutlabel);
    
    auto containerForLabel2 = Node::create();
    _ZoomInlabel = Label::createWithTTF(ttfConfig,"zoom in");
    _ZoomInlabel->setPosition(s.width-50, VisibleRect::top().y-70);
    containerForLabel2->addChild(_ZoomInlabel);
    addChild(containerForLabel2, 10);
    
    auto listener2 = EventListenerTouchOneByOne::create();
    listener2->setSwallowTouches(true);
    
    listener2->onTouchBegan = CC_CALLBACK_2(Camera3DTestDemo::onTouchesZoomIn, this);
    listener2->onTouchEnded = CC_CALLBACK_2(Camera3DTestDemo::onTouchesZoomInEnd, this);
    
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener2, _ZoomInlabel);
    
    auto containerForLabel3 = Node::create();
    _RotateLeftlabel = Label::createWithTTF(ttfConfig,"rotate left");
    _RotateLeftlabel->setPosition(s.width-50, VisibleRect::top().y-120);
    containerForLabel3->addChild(_RotateLeftlabel);
    addChild(containerForLabel3, 10);
    
    auto listener3 = EventListenerTouchOneByOne::create();
    listener3->setSwallowTouches(true);
    
    listener3->onTouchBegan = CC_CALLBACK_2(Camera3DTestDemo::onTouchesRotateLeft, this);
    listener3->onTouchEnded = CC_CALLBACK_2(Camera3DTestDemo::onTouchesRotateLeftEnd, this);
    
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener3, _RotateLeftlabel);
    
    auto containerForLabel4 = Node::create();
    _RotateRightlabel = Label::createWithTTF(ttfConfig,"rotate right");
    _RotateRightlabel->setPosition(s.width-50, VisibleRect::top().y-170);
    containerForLabel4->addChild(_RotateRightlabel);
    addChild(containerForLabel4, 10);
    
    auto listener4 = EventListenerTouchOneByOne::create();
    listener4->setSwallowTouches(true);
    
    listener4->onTouchBegan = CC_CALLBACK_2(Camera3DTestDemo::onTouchesRotateRight, this);
    listener4->onTouchEnded = CC_CALLBACK_2(Camera3DTestDemo::onTouchesRotateRightEnd, this);
    
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener4, _RotateRightlabel);
    
    auto label1 = Label::createWithTTF(ttfConfig,"free ");
    auto menuItem1 = MenuItemLabel::create(label1, CC_CALLBACK_1(Camera3DTestDemo::SwitchViewCallback,this,CameraType::Free));
    auto label2 = Label::createWithTTF(ttfConfig,"third person");
    auto menuItem2 = MenuItemLabel::create(label2, CC_CALLBACK_1(Camera3DTestDemo::SwitchViewCallback,this,CameraType::ThirdPerson));
    auto label3 = Label::createWithTTF(ttfConfig,"first person");
    auto menuItem3 = MenuItemLabel::create(label3, CC_CALLBACK_1(Camera3DTestDemo::SwitchViewCallback,this,CameraType::FirstPerson));
    auto menu = Menu::create(menuItem1, menuItem2, menuItem3, nullptr);
    
    menu->setPosition(Vec2::ZERO);
    
    menuItem1->setPosition(VisibleRect::left().x+100, VisibleRect::top().y-50);
    menuItem2->setPosition(VisibleRect::left().x+100, VisibleRect::top().y -100);
    menuItem3->setPosition(VisibleRect::left().x+100, VisibleRect::top().y -150);
    addChild(menu, 0);
    schedule(CC_SCHEDULE_SELECTOR(Camera3DTestDemo::updateCamera), 0.0f);
    if (_camera == nullptr)
    {
        _camera=Camera::createPerspective(60, (float)s.width/s.height, 1, 1000);
        _camera->setCameraFlag(CameraFlag::USER1);
        _layer3D->addChild(_camera);
    }
    SwitchViewCallback(this,CameraType::ThirdPerson);
    DrawNode3D* line =DrawNode3D::create();
    //draw x
    for( int j =-20; j<=20 ;j++)
    {
        line->drawLine(Vec3(-100.0f, 0.0f, 5.0f*j),Vec3(100.0f,0.0f,5.0f*j),Color4F(1,0,0,1));
    }
    //draw z
    for( int j =-20; j<=20 ;j++)
    {
        line->drawLine(Vec3(5.0f*j, 0.0f, -100.0f),Vec3(5.0f*j,0.0f,100.0f),Color4F(0,0,1,1));
    }
    //draw y
    line->drawLine(Vec3(0.0f, -50.0f, 0.0f),Vec3(0,0,0),Color4F(0,0.5,0,1));
    line->drawLine(Vec3(0, 0, 0),Vec3(0,50.0f,0),Color4F(0,1,0,1));
    _layer3D->addChild(line);
 
    _layer3D->setCameraMask(2);
}

引用了 _camera, _curState, _layer3D, _RotateLeftlabel, _RotateRightlabel, _sprite3D, _ZoomInlabel, _ZoomOutlabel, addNewSpriteWithCoords(), DrawNode3D::create(), DrawNode3D::drawLine(), FirstPerson, Free, VisibleRect::left(), TestCase::onEnter(), onTouchesBegan(), onTouchesEnded(), onTouchesMoved(), onTouchesRotateLeft(), onTouchesRotateLeftEnd(), onTouchesRotateRight(), onTouchesRotateRightEnd(), onTouchesZoomIn(), onTouchesZoomInEnd(), onTouchesZoomOut(), onTouchesZoomOutEnd(), State_None, SwitchViewCallback(), ThirdPerson, VisibleRect::top() , 以及 updateCamera().

函数调用图:

◆ onExit()

void Camera3DTestDemo::onExit ( )

overridevirtual

在文件 Camera3DTest.cpp 第 381 行定义.

{
    CameraBaseTest::onExit();
    if (_camera)
    {
        _camera = nullptr;
    }
}

引用了 _camera.

◆ onTouchesBegan()

void Camera3DTestDemo::onTouchesBegan	(	const std::vector< cocos2d::Touch * > &	touches,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 412 行定义.

413{

414}

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ onTouchesCommon()

bool Camera3DTestDemo::onTouchesCommon	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event,
		bool *	touchProperty
	)

在文件 Camera3DTest.cpp 第 653 行定义.

{
    auto target = static_cast<Label*>(event->getCurrentTarget());
    
    Vec2 locationInNode = target->convertToNodeSpace(touch->getLocation());
    Size s = target->getContentSize();
    Rect rect = Rect(0, 0, s.width, s.height);
    
    if (rect.containsPoint(locationInNode))
    {
        *touchProperty = true;
        return true;
    }
    return false;
}

被这些函数引用 onTouchesRotateLeft(), onTouchesRotateRight(), onTouchesZoomIn() , 以及 onTouchesZoomOut().

这是这个函数的调用关系图:

◆ onTouchesEnded()

void Camera3DTestDemo::onTouchesEnded	(	const std::vector< cocos2d::Touch * > &	touches,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 494 行定义.

{
    for ( auto &item: touches )
    {
        auto touch = item;
        auto location = touch->getLocationInView();
        if(_camera)
        {
            if(_sprite3D && _cameraType==CameraType::ThirdPerson && _bZoomOut == false && _bZoomIn == false && _bRotateLeft == false && _bRotateRight == false)
            {
                Vec3 nearP(location.x, location.y, -1.0f), farP(location.x, location.y, 1.0f);
                
                auto size = Director::getInstance()->getWinSize();
                nearP = _camera->unproject(nearP);
                farP = _camera->unproject(farP);
                Vec3 dir(farP - nearP);
                float dist=0.0f;
                float ndd = Vec3::dot(Vec3(0,1,0),dir);
                if(ndd == 0)
                    dist=0.0f;
                float ndo = Vec3::dot(Vec3(0,1,0),nearP);
                dist= (0 - ndo) / ndd;
                Vec3 p =   nearP + dist *  dir;
                
                if( p.x > 100)
                    p.x = 100;
                if( p.x < -100)
                    p.x = -100;
                if( p.z > 100)
                    p.z = 100;
                if( p.z < -100)
                    p.z = -100;
                
                _targetPos=p;
            }
        }
    }
}

引用了 _bRotateLeft, _bRotateRight, _bZoomIn, _bZoomOut, _camera, _cameraType, _sprite3D, _targetPos , 以及 ThirdPerson.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ onTouchesMoved()

void Camera3DTestDemo::onTouchesMoved	(	const std::vector< cocos2d::Touch * > &	touches,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 415 行定义.

{
    if(touches.size()==1)
    {
        auto touch = touches[0];
        auto location = touch->getLocation();
        Point newPos = touch->getPreviousLocation()-location;
        if(_cameraType==CameraType::Free || _cameraType==CameraType::FirstPerson)
        {
            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*0.1f;
            cameraPos+=cameraRightDir*newPos.x*0.1f;
            _camera->setPosition3D(cameraPos);
            if(_sprite3D &&  _cameraType==CameraType::FirstPerson)
            {
                _sprite3D->setPosition3D(Vec3(_camera->getPositionX(),0,_camera->getPositionZ()));
                _targetPos=_sprite3D->getPosition3D();
            }
        }
    }
}

引用了 _camera, _cameraType, _sprite3D, _targetPos, FirstPerson , 以及 Free.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ onTouchesRotateLeft()

bool Camera3DTestDemo::onTouchesRotateLeft	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 688 行定义.

{
    return Camera3DTestDemo::onTouchesCommon(touch, event, &_bRotateLeft);
}

引用了 _bRotateLeft , 以及 onTouchesCommon().

被这些函数引用 onEnter().

函数调用图:

这是这个函数的调用关系图:

◆ onTouchesRotateLeftEnd()

void Camera3DTestDemo::onTouchesRotateLeftEnd	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 692 行定义.

{
    _bRotateLeft = false;
}

引用了 _bRotateLeft.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ onTouchesRotateRight()

bool Camera3DTestDemo::onTouchesRotateRight	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 696 行定义.

{
    return Camera3DTestDemo::onTouchesCommon(touch, event, &_bRotateRight);
}

引用了 _bRotateRight , 以及 onTouchesCommon().

被这些函数引用 onEnter().

函数调用图:

这是这个函数的调用关系图:

◆ onTouchesRotateRightEnd()

void Camera3DTestDemo::onTouchesRotateRightEnd	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 700 行定义.

{
    _bRotateRight = false;
}

引用了 _bRotateRight.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ onTouchesZoomIn()

bool Camera3DTestDemo::onTouchesZoomIn	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 680 行定义.

{
    return Camera3DTestDemo::onTouchesCommon(touch, event, &_bZoomIn);
}

引用了 _bZoomIn , 以及 onTouchesCommon().

被这些函数引用 onEnter().

函数调用图:

这是这个函数的调用关系图:

◆ onTouchesZoomInEnd()

void Camera3DTestDemo::onTouchesZoomInEnd	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 684 行定义.

{
    _bZoomIn = false;
}

引用了 _bZoomIn.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ onTouchesZoomOut()

bool Camera3DTestDemo::onTouchesZoomOut	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 672 行定义.

{
    return Camera3DTestDemo::onTouchesCommon(touch, event, &_bZoomOut);
}

引用了 _bZoomOut , 以及 onTouchesCommon().

被这些函数引用 onEnter().

函数调用图:

这是这个函数的调用关系图:

◆ onTouchesZoomOutEnd()

void Camera3DTestDemo::onTouchesZoomOutEnd	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Camera3DTest.cpp 第 676 行定义.

{
    _bZoomOut = false;
}

引用了 _bZoomOut.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ reachEndCallBack()

void Camera3DTestDemo::reachEndCallBack ( )

在文件 Camera3DTest.cpp 第 201 行定义.

202{

203}

◆ rotateCameraCallback()

void Camera3DTestDemo::rotateCameraCallback	(	cocos2d::Ref *	sender,
		float	value
	)

在文件 Camera3DTest.cpp 第 218 行定义.

{
    if(_cameraType==CameraType::Free || _cameraType==CameraType::FirstPerson)
    {
        Vec3  rotation3D= _camera->getRotation3D();
        rotation3D.y+= value;
        _camera->setRotation3D(rotation3D);
    }
}

引用了 _camera, _cameraType, FirstPerson , 以及 Free.

◆ scaleCameraCallback()

void Camera3DTestDemo::scaleCameraCallback	(	cocos2d::Ref *	sender,
		float	value
	)

在文件 Camera3DTest.cpp 第 209 行定义.

{
    if(_camera&& _cameraType!=CameraType::FirstPerson)
    {
        Vec3 cameraPos=  _camera->getPosition3D();
        cameraPos+= cameraPos.getNormalized()*value;
        _camera->setPosition3D(cameraPos);
    }
}

引用了 _camera, _cameraType , 以及 FirstPerson.

◆ SwitchViewCallback()

void Camera3DTestDemo::SwitchViewCallback	(	cocos2d::Ref *	sender,
		CameraType	cameraType
	)

在文件 Camera3DTest.cpp 第 227 行定义.

{
    if(_cameraType==cameraType)
    {
        return ;
    }
    _cameraType = cameraType;
    if(_cameraType==CameraType::Free)
    {
        _camera->setPosition3D(Vec3(0, 130, 130) + _sprite3D->getPosition3D());
        _camera->lookAt(_sprite3D->getPosition3D());
        
        _RotateRightlabel->setColor(Color3B::WHITE);
        _RotateLeftlabel->setColor(Color3B::WHITE);
        _ZoomInlabel->setColor(Color3B::WHITE);
        _ZoomOutlabel->setColor(Color3B::WHITE);
    }
    else if(_cameraType==CameraType::FirstPerson)
    {
        Vec3 newFaceDir;
        _sprite3D->getWorldToNodeTransform().getForwardVector(&newFaceDir);
        newFaceDir.normalize();
        _camera->setPosition3D(Vec3(0,35,0) + _sprite3D->getPosition3D());
        _camera->lookAt(_sprite3D->getPosition3D() + newFaceDir*50);
        
        _RotateRightlabel->setColor(Color3B::WHITE);
        _RotateLeftlabel->setColor(Color3B::WHITE);
        _ZoomInlabel->setColor(Color3B::GRAY);
        _ZoomOutlabel->setColor(Color3B::GRAY);
    }
    else if(_cameraType==CameraType::ThirdPerson)
    {
        _camera->setPosition3D(Vec3(0, 130, 130) + _sprite3D->getPosition3D());
        _camera->lookAt(_sprite3D->getPosition3D());
        
        _RotateRightlabel->setColor(Color3B::GRAY);
        _RotateLeftlabel->setColor(Color3B::GRAY);
        _ZoomInlabel->setColor(Color3B::WHITE);
        _ZoomOutlabel->setColor(Color3B::WHITE);
    }
}

引用了 _camera, _cameraType, _RotateLeftlabel, _RotateRightlabel, _sprite3D, _ZoomInlabel, _ZoomOutlabel, FirstPerson, Free , 以及 ThirdPerson.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

◆ title()

std::string Camera3DTestDemo::title ( ) const

overridevirtual

重载 TestCase .

在文件 Camera3DTest.cpp 第 204 行定义.

{
    return "Testing Camera";
}

◆ updateCamera()

void Camera3DTestDemo::updateCamera ( float fDelta )

在文件 Camera3DTest.cpp 第 535 行定义.

{
    if(_sprite3D)
    {
        if( _cameraType==CameraType::ThirdPerson)
        {
            updateState(fDelta);
            if(isState(_curState,State_Move))
            {
                move3D(fDelta);
                if(isState(_curState,State_Rotate))
                {
                    Vec3 curPos = _sprite3D->getPosition3D();
                    
                    Vec3 newFaceDir = _targetPos - curPos;
                    newFaceDir.y = 0;
                    newFaceDir.normalize();
                    Vec3 up;
                    _sprite3D->getNodeToWorldTransform().getUpVector(&up);
                    up.normalize();
                    Vec3 right;
                    Vec3::cross(-newFaceDir,up,&right);
                    right.normalize();
                    Vec3 pos = Vec3(0,0,0);
                    Mat4 mat;
                    mat.m[0] = right.x;
                    mat.m[1] = right.y;
                    mat.m[2] = right.z;
                    mat.m[3] = 0.0f;
                    
                    mat.m[4] = up.x;
                    mat.m[5] = up.y;
                    mat.m[6] = up.z;
                    mat.m[7] = 0.0f;
                    
                    mat.m[8]  = newFaceDir.x;
                    mat.m[9]  = newFaceDir.y;
                    mat.m[10] = newFaceDir.z;
                    mat.m[11] = 0.0f;
                    
                    mat.m[12] = pos.x;
                    mat.m[13] = pos.y;
                    mat.m[14] = pos.z;
                    mat.m[15] = 1.0f;
                    _sprite3D->setAdditionalTransform(&mat);
                }
            }
        }
        if(_bZoomOut == true)
        {
            if(_camera)
            {
                if(_cameraType == CameraType::ThirdPerson)
                {
                    Vec3 lookDir = _camera->getPosition3D() - _sprite3D->getPosition3D();
                    Vec3 cameraPos = _camera->getPosition3D();
                    if(lookDir.length() <= 300)
                    {
                        cameraPos += lookDir.getNormalized();
                        _camera->setPosition3D(cameraPos);
                    }
                }
                else if(_cameraType == CameraType::Free)
                {
                    Vec3 cameraPos = _camera->getPosition3D();
                    if(cameraPos.length() <= 300)
                    {
                        cameraPos += cameraPos.getNormalized();
                        _camera->setPosition3D(cameraPos);
                    }
                }
            }
        }
        if(_bZoomIn == true)
        {
            if(_camera)
            {
                if(_cameraType == CameraType::ThirdPerson)
                {
                    Vec3 lookDir = _camera->getPosition3D() - _sprite3D->getPosition3D();
                    Vec3 cameraPos = _camera->getPosition3D();
                    if(lookDir.length() >= 50)
                    {
                        cameraPos -= lookDir.getNormalized();
                        _camera->setPosition3D(cameraPos);
                    }
                }
                else if(_cameraType == CameraType::Free)
                {
                    Vec3 cameraPos = _camera->getPosition3D();
                    if(cameraPos.length() >= 50)
                    {
                        cameraPos -= cameraPos.getNormalized();
                        _camera->setPosition3D(cameraPos);
                    }
                }
            }
        }
        if(_bRotateLeft == true)
        {
            if(_cameraType==CameraType::Free || _cameraType==CameraType::FirstPerson)
            {
                Vec3  rotation3D= _camera->getRotation3D();
                rotation3D.y+= 1;
                _camera->setRotation3D(rotation3D);
            }
        }
        if(_bRotateRight == true)
        {
            if(_cameraType==CameraType::Free || _cameraType==CameraType::FirstPerson)
            {
                Vec3  rotation3D= _camera->getRotation3D();
                rotation3D.y-= 1;
                _camera->setRotation3D(rotation3D);
            }
        }
    }
}

引用了 _bRotateLeft, _bRotateRight, _bZoomIn, _bZoomOut, _camera, _cameraType, _curState, _sprite3D, _targetPos, FirstPerson, Free, isState(), move3D(), State_Move, State_Rotate, ThirdPerson , 以及 updateState().

被这些函数引用 onEnter().

函数调用图:

这是这个函数的调用关系图:

◆ updateState()

void Camera3DTestDemo::updateState ( float elapsedTime )

在文件 Camera3DTest.cpp 第 464 行定义.

{
    if(_sprite3D)
    {
        Vec3 curPos=  _sprite3D->getPosition3D();
        Vec3 curFaceDir;
        _sprite3D->getNodeToWorldTransform().getForwardVector(&curFaceDir);
        curFaceDir=-curFaceDir;
        curFaceDir.normalize();
        Vec3 newFaceDir = _targetPos - curPos;
        newFaceDir.y = 0.0f;
        newFaceDir.normalize();
        float cosAngle = std::fabs(Vec3::dot(curFaceDir,newFaceDir) - 1.0f);
        float dist = curPos.distanceSquared(_targetPos);
        if(dist<=4.0f)
        {
            if(cosAngle<=0.01f)
                _curState = State_Idle;
            else
                _curState = State_Rotate;
        }
        else
        {
            if(cosAngle>0.01f)
                _curState = State_Rotate | State_Move;
            else
                _curState = State_Move;
        }
    }
}

引用了 _curState, _sprite3D, _targetPos, State_Idle, State_Move , 以及 State_Rotate.

被这些函数引用 updateCamera().

这是这个函数的调用关系图:

类成员变量说明

◆ _bRotateLeft

bool Camera3DTestDemo::_bRotateLeft

protected

在文件 Camera3DTest.h 第 150 行定义.

被这些函数引用 onTouchesEnded(), onTouchesRotateLeft(), onTouchesRotateLeftEnd() , 以及 updateCamera().

◆ _bRotateRight

bool Camera3DTestDemo::_bRotateRight

protected

在文件 Camera3DTest.h 第 151 行定义.

被这些函数引用 onTouchesEnded(), onTouchesRotateRight(), onTouchesRotateRightEnd() , 以及 updateCamera().

◆ _bZoomIn

bool Camera3DTestDemo::_bZoomIn

protected

在文件 Camera3DTest.h 第 149 行定义.

被这些函数引用 onTouchesEnded(), onTouchesZoomIn(), onTouchesZoomInEnd() , 以及 updateCamera().

◆ _bZoomOut

bool Camera3DTestDemo::_bZoomOut

protected

在文件 Camera3DTest.h 第 148 行定义.

被这些函数引用 onTouchesEnded(), onTouchesZoomOut(), onTouchesZoomOutEnd() , 以及 updateCamera().

◆ _camera

cocos2d::Camera* Camera3DTestDemo::_camera

protected

在文件 Camera3DTest.h 第 146 行定义.

被这些函数引用 move3D(), onEnter(), onExit(), onTouchesEnded(), onTouchesMoved(), rotateCameraCallback(), scaleCameraCallback(), SwitchViewCallback() , 以及 updateCamera().

◆ _cameraType

CameraType Camera3DTestDemo::_cameraType

protected

在文件 Camera3DTest.h 第 142 行定义.

被这些函数引用 move3D(), onTouchesEnded(), onTouchesMoved(), rotateCameraCallback(), scaleCameraCallback(), SwitchViewCallback() , 以及 updateCamera().

◆ _curState

unsigned int Camera3DTestDemo::_curState

protected

在文件 Camera3DTest.h 第 145 行定义.

被这些函数引用 onEnter(), updateCamera() , 以及 updateState().

◆ _decRot

cocos2d::MenuItem* Camera3DTestDemo::_decRot

protected

在文件 Camera3DTest.h 第 144 行定义.

◆ _incRot

cocos2d::MenuItem* Camera3DTestDemo::_incRot

protected

在文件 Camera3DTest.h 第 143 行定义.

◆ _layer3D

cocos2d::Layer* Camera3DTestDemo::_layer3D

protected

在文件 Camera3DTest.h 第 139 行定义.

被这些函数引用 addNewSpriteWithCoords() , 以及 onEnter().

◆ _moveAction

cocos2d::MoveTo* Camera3DTestDemo::_moveAction

protected

在文件 Camera3DTest.h 第 147 行定义.

◆ _RotateLeftlabel

cocos2d::Label* Camera3DTestDemo::_RotateLeftlabel

protected

在文件 Camera3DTest.h 第 153 行定义.

被这些函数引用 onEnter() , 以及 SwitchViewCallback().

◆ _RotateRightlabel

cocos2d::Label* Camera3DTestDemo::_RotateRightlabel

protected

在文件 Camera3DTest.h 第 152 行定义.

被这些函数引用 onEnter() , 以及 SwitchViewCallback().

◆ _sprite3D

cocos2d::Sprite3D* Camera3DTestDemo::_sprite3D

protected

在文件 Camera3DTest.h 第 140 行定义.

被这些函数引用 addNewSpriteWithCoords(), move3D(), onEnter(), onTouchesEnded(), onTouchesMoved(), SwitchViewCallback(), updateCamera() , 以及 updateState().

◆ _targetPos

cocos2d::Vec3 Camera3DTestDemo::_targetPos

protected

在文件 Camera3DTest.h 第 141 行定义.

被这些函数引用 move3D(), onTouchesEnded(), onTouchesMoved(), updateCamera() , 以及 updateState().

◆ _title

std::string Camera3DTestDemo::_title

protected

在文件 Camera3DTest.h 第 138 行定义.

◆ _ZoomInlabel

cocos2d::Label* Camera3DTestDemo::_ZoomInlabel

protected

在文件 Camera3DTest.h 第 154 行定义.

被这些函数引用 onEnter() , 以及 SwitchViewCallback().

◆ _ZoomOutlabel

cocos2d::Label* Camera3DTestDemo::_ZoomOutlabel

protected

在文件 Camera3DTest.h 第 155 行定义.

被这些函数引用 onEnter() , 以及 SwitchViewCallback().

该类的文档由以下文件生成:

/Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/Camera3DTest/Camera3DTest.h
/Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/Camera3DTest/Camera3DTest.cpp

Public 成员函数

Protected 属性

额外继承的成员函数

详细描述

构造及析构函数说明

◆ Camera3DTestDemo()

◆ ~Camera3DTestDemo()

成员函数说明

◆ addNewSpriteWithCoords()

◆ CREATE_FUNC()

◆ isState()

◆ move3D()

◆ onEnter()

◆ onExit()

◆ onTouchesBegan()

◆ onTouchesCommon()

◆ onTouchesEnded()

◆ onTouchesMoved()

◆ onTouchesRotateLeft()

◆ onTouchesRotateLeftEnd()

◆ onTouchesRotateRight()

◆ onTouchesRotateRightEnd()

◆ onTouchesZoomIn()

◆ onTouchesZoomInEnd()

◆ onTouchesZoomOut()

◆ onTouchesZoomOutEnd()

◆ reachEndCallBack()

◆ rotateCameraCallback()

◆ scaleCameraCallback()

◆ SwitchViewCallback()

◆ title()

◆ updateCamera()

◆ updateState()

类成员变量说明

◆ _bRotateLeft

◆ _bRotateRight

◆ _bZoomIn

◆ _bZoomOut

◆ _camera

◆ _cameraType

◆ _curState

◆ _decRot

◆ _incRot

◆ _layer3D

◆ _moveAction

◆ _RotateLeftlabel

◆ _RotateRightlabel

◆ _sprite3D

◆ _targetPos

◆ _title

◆ _ZoomInlabel

◆ _ZoomOutlabel