#include <Sprite3DTest.h>

类 Sprite3DFakeShadowTest 继承关系图:

Sprite3DFakeShadowTest 的协作图:

Public 类型
enum	State { State_None = 0 , State_Idle = 0x01 , State_Move = 0x02 , State_Rotate = 0x04 }

Public 类型继承自 TestCase
enum class	Type { ROBUSTNESS , UNIT , GRAPHICAL_STATIC , MANUAL }

Public 成员函数
	CREATE_FUNC (Sprite3DFakeShadowTest)

	Sprite3DFakeShadowTest ()

virtual	~Sprite3DFakeShadowTest ()

virtual std::string	title () const override

virtual std::string	subtitle () const override

void	Move (cocos2d::Ref *sender, int value)

void	updateCamera (float fDelta)

void	move3D (float elapsedTime)

void	updateState (float elapsedTime)

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

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)

Public 成员函数继承自 Sprite3DTestDemo
virtual	~Sprite3DTestDemo ()

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

Private 属性
cocos2d::Camera *	_camera

cocos2d::Vec3	_targetPos

unsigned int	_curState

cocos2d::Sprite3D *	_plane

cocos2d::Sprite3D *	_orc

cocos2d::backend::ProgramState *	_state = nullptr

cocos2d::EventListenerCustom *	_backToForegroundListener

额外继承的成员函数
Public 属性继承自 TestCase
CC_CONSTRUCTOR_ACCESS	__pad0__: virtual bool init() override

Protected 属性继承自 TestCase
cocos2d::MenuItemImage *	_priorTestItem

cocos2d::MenuItemImage *	_restartTestItem

cocos2d::MenuItemImage *	_nextTestItem

cocos2d::Label *	_titleLabel

cocos2d::Label *	_subtitleLabel

详细描述

在文件 Sprite3DTest.h 第 103 行定义.

成员枚举类型说明

◆ State

enum Sprite3DFakeShadowTest::State

枚举值
State_None
State_Idle
State_Move
State_Rotate

在文件 Sprite3DTest.h 第 106 行定义.

    {
        State_None = 0,
        State_Idle = 0x01,
        State_Move = 0x02,
        State_Rotate = 0x04
    };

构造及析构函数说明

◆ Sprite3DFakeShadowTest()

Sprite3DFakeShadowTest::Sprite3DFakeShadowTest ( )

在文件 Sprite3DTest.cpp 第 323 行定义.

{
    Size visibleSize = Director::getInstance()->getVisibleSize();
 
    auto listener = EventListenerTouchAllAtOnce::create();
    listener->onTouchesBegan = CC_CALLBACK_2(Sprite3DFakeShadowTest::onTouchesBegan, this);
    listener->onTouchesMoved = CC_CALLBACK_2(Sprite3DFakeShadowTest::onTouchesMoved, this);
    listener->onTouchesEnded = CC_CALLBACK_2(Sprite3DFakeShadowTest::onTouchesEnded, this);
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
 
    auto layer = Layer::create();
    addChild(layer, 0);
    //create Camera
    _camera = Camera::createPerspective(60, visibleSize.width / visibleSize.height, 0.1f, 200);
    _camera->setCameraFlag(CameraFlag::USER1);
    _camera->setPosition3D(Vec3(0.0f, 20.0f, 25.0f));
    _camera->setRotation3D(Vec3(-60.0f, 0.0f, 0.0f));
 
    //create a plane
    _plane = Sprite3D::create("Sprite3DTest/plane.c3t");
    _plane->setRotation3D(Vec3(90.0f, 0.0f, 0.0f));
 
 
    auto mat = Sprite3DMaterial::createWithFilename("Sprite3DTest/FakeShadow.material");
    _state = mat->getTechniqueByIndex(0)->getPassByIndex(0)->getProgramState();
    _plane->setMaterial(mat);
 
 
    auto location = _state->getUniformLocation("u_model_matrix");
    auto transform = _plane->getNodeToWorldTransform();
    _state->setUniform(location, transform.m, sizeof(transform.m));
 
    layer->addChild(_plane);
 
    //create the orc
    _orc = Sprite3D::create("Sprite3DTest/orc.c3b");
    _orc->setScale(0.2f);
    _orc->setRotation3D(Vec3(0.0f, 180.0f, 0.0f));
    _orc->setPosition3D(Vec3(0.0f, 0.0f, 10.0f));
    _targetPos = _orc->getPosition3D();
    location = _state->getUniformLocation("u_target_pos");
    _state->setUniform(location, &_targetPos, sizeof(_targetPos));
    layer->addChild(_orc);
    layer->addChild(_camera);
    layer->setCameraMask(2);
 
    schedule(CC_SCHEDULE_SELECTOR(Sprite3DFakeShadowTest::updateCamera), 0.0f);
 
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
    _backToForegroundListener = EventListenerCustom::create(EVENT_COME_TO_FOREGROUND,
        [this](EventCustom*)
    {
        auto mat = Sprite3DMaterial::createWithFilename("Sprite3DTest/FakeShadow.material");
        _state = mat->getTechniqueByIndex(0)->getPassByIndex(0)->getProgramState();
        _plane->setMaterial(mat);
        backend::UniformLocation loc = _state->getUniformLocation("u_model_matrix");
        auto trans = _plane->getNodeToWorldTransform();
        _state->setUniform(loc, &trans, sizeof(trans));
        loc = _state->getUniformLocation("u_target_pos");
        auto pos = _orc->getPosition3D();
        _state->setUniform(loc, &pos, sizeof(pos));
    }
    );
    Director::getInstance()->getEventDispatcher()->addEventListenerWithFixedPriority(_backToForegroundListener, -1);
#endif
}

引用了 _backToForegroundListener, _camera, _orc, _plane, _state, _targetPos, onTouchesBegan(), onTouchesEnded(), onTouchesMoved() , 以及 updateCamera().

函数调用图:

◆ ~Sprite3DFakeShadowTest()

Sprite3DFakeShadowTest::~Sprite3DFakeShadowTest ( )

virtual

在文件 Sprite3DTest.cpp 第 390 行定义.

{
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
    Director::getInstance()->getEventDispatcher()->removeEventListener(_backToForegroundListener);
#endif
}

引用了 _backToForegroundListener.

成员函数说明

◆ CREATE_FUNC()

Sprite3DFakeShadowTest::CREATE_FUNC ( Sprite3DFakeShadowTest )

◆ isState()

bool Sprite3DFakeShadowTest::isState	(	unsigned int	state,
		unsigned int	bit
	)		const

在文件 Sprite3DTest.cpp 第 504 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:

◆ Move()

void Sprite3DFakeShadowTest::Move	(	cocos2d::Ref *	sender,
		int	value
	)

在文件 Sprite3DTest.cpp 第 407 行定义.

{
    _orc->setPositionX(_orc->getPositionX() + value);
 
}

引用了 _orc.

◆ move3D()

void Sprite3DFakeShadowTest::move3D ( float elapsedTime )

在文件 Sprite3DTest.cpp 第 459 行定义.

{
    Vec3 curPos = _orc->getPosition3D();
    Vec3 newFaceDir = _targetPos - curPos;
    newFaceDir.y = 0.0f;
    newFaceDir.normalize();
    Vec3 offset = newFaceDir * 25.0f * elapsedTime;
    curPos += offset;
    _orc->setPosition3D(curPos);
    offset.x = offset.x;
    offset.z = offset.z;
    //pass the newest orc position
    auto location = _state->getUniformLocation("u_target_pos");
    auto position = _orc->getPosition3D();
    _state->setUniform(location, &position, sizeof(position));
}

引用了 _orc, _state , 以及 _targetPos.

被这些函数引用 updateCamera().

这是这个函数的调用关系图:

◆ onTouchesBegan()

void Sprite3DFakeShadowTest::onTouchesBegan	(	const std::vector< cocos2d::Touch * > &	touches,
		cocos2d::Event *	event
	)

在文件 Sprite3DTest.cpp 第 509 行定义.

{
 
}

被这些函数引用 Sprite3DFakeShadowTest().

这是这个函数的调用关系图:

◆ onTouchesEnded()

void Sprite3DFakeShadowTest::onTouchesEnded	(	const std::vector< cocos2d::Touch * > &	touches,
		cocos2d::Event *	event
	)

在文件 Sprite3DTest.cpp 第 518 行定义.

{
    for (auto &item : touches)
    {
        auto touch = item;
        auto location = touch->getLocationInView();
        if (_camera)
        {
            if (_orc)
            {
                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 _camera, _orc , 以及 _targetPos.

被这些函数引用 Sprite3DFakeShadowTest().

这是这个函数的调用关系图:

◆ onTouchesMoved()

void Sprite3DFakeShadowTest::onTouchesMoved	(	const std::vector< cocos2d::Touch * > &	touches,
		cocos2d::Event *	event
	)

在文件 Sprite3DTest.cpp 第 514 行定义.

515{

516}

被这些函数引用 Sprite3DFakeShadowTest().

这是这个函数的调用关系图:

◆ subtitle()

std::string Sprite3DFakeShadowTest::subtitle ( ) const

overridevirtual

重载 TestCase .

在文件 Sprite3DTest.cpp 第 402 行定义.

{
    return "touch the screen to move around";
}

◆ title()

std::string Sprite3DFakeShadowTest::title ( ) const

overridevirtual

重载 Sprite3DTestDemo .

在文件 Sprite3DTest.cpp 第 397 行定义.

{
    return "fake shadow effect";
}

◆ updateCamera()

void Sprite3DFakeShadowTest::updateCamera ( float fDelta )

在文件 Sprite3DTest.cpp 第 413 行定义.

{
    updateState(fDelta);
    if (isState(_curState, State_Move))
    {
        move3D(fDelta);
        if (isState(_curState, State_Rotate))
        {
            Vec3 curPos = _orc->getPosition3D();
 
            Vec3 newFaceDir = _targetPos - curPos;
            newFaceDir.y = 0;
            newFaceDir.normalize();
            Vec3 up;
            _orc->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;
            _orc->setAdditionalTransform(&mat);
        }
    }
}

引用了 _curState, _orc, _targetPos, isState(), move3D(), State_Move, State_Rotate , 以及 updateState().

被这些函数引用 Sprite3DFakeShadowTest().

函数调用图:

这是这个函数的调用关系图:

◆ updateState()

void Sprite3DFakeShadowTest::updateState ( float elapsedTime )

在文件 Sprite3DTest.cpp 第 476 行定义.

{
    Vec3 curPos = _orc->getPosition3D();
    Vec3 curFaceDir;
    _orc->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, _orc, _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

◆ _backToForegroundListener

cocos2d::EventListenerCustom* Sprite3DFakeShadowTest::_backToForegroundListener

private

在文件 Sprite3DTest.h 第 135 行定义.

被这些函数引用 Sprite3DFakeShadowTest() , 以及 ~Sprite3DFakeShadowTest().

◆ _camera

cocos2d::Camera* Sprite3DFakeShadowTest::_camera

private

在文件 Sprite3DTest.h 第 127 行定义.

被这些函数引用 onTouchesEnded() , 以及 Sprite3DFakeShadowTest().

◆ _curState

unsigned int Sprite3DFakeShadowTest::_curState

private

在文件 Sprite3DTest.h 第 129 行定义.

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

◆ _orc

cocos2d::Sprite3D* Sprite3DFakeShadowTest::_orc

private

在文件 Sprite3DTest.h 第 131 行定义.

被这些函数引用 Move(), move3D(), onTouchesEnded(), Sprite3DFakeShadowTest(), updateCamera() , 以及 updateState().

◆ _plane

cocos2d::Sprite3D* Sprite3DFakeShadowTest::_plane

private

在文件 Sprite3DTest.h 第 130 行定义.

被这些函数引用 Sprite3DFakeShadowTest().

◆ _state

cocos2d::backend::ProgramState* Sprite3DFakeShadowTest::_state = nullptr

private

在文件 Sprite3DTest.h 第 132 行定义.

被这些函数引用 move3D() , 以及 Sprite3DFakeShadowTest().

◆ _targetPos

cocos2d::Vec3 Sprite3DFakeShadowTest::_targetPos

private

在文件 Sprite3DTest.h 第 128 行定义.

被这些函数引用 move3D(), onTouchesEnded(), Sprite3DFakeShadowTest(), updateCamera() , 以及 updateState().

该类的文档由以下文件生成:

/Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/Sprite3DTest/Sprite3DTest.h
/Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/Sprite3DTest/Sprite3DTest.cpp

Public 类型

Public 成员函数

Private 属性

额外继承的成员函数

详细描述

成员枚举类型说明

◆ State

构造及析构函数说明

◆ Sprite3DFakeShadowTest()

◆ ~Sprite3DFakeShadowTest()

成员函数说明

◆ CREATE_FUNC()

◆ isState()

◆ Move()

◆ move3D()

◆ onTouchesBegan()

◆ onTouchesEnded()

◆ onTouchesMoved()

◆ subtitle()

◆ title()

◆ updateCamera()

◆ updateState()

类成员变量说明

◆ _backToForegroundListener

◆ _camera

◆ _curState

◆ _orc

◆ _plane

◆ _state

◆ _targetPos