TerrainWalkThru类 参考

#include <TerrainTest.h>

类 TerrainWalkThru 继承关系图:

TerrainWalkThru 的协作图:

Public 成员函数
	CREATE_FUNC (TerrainWalkThru)
	TerrainWalkThru ()
virtual std::string	title () const override
virtual std::string	subtitle () const override
void	onTouchesBegan (const std::vector< cocos2d::Touch * > &touches, cocos2d::Event *event)
void	onTouchesEnd (const std::vector< cocos2d::Touch * > &touches, cocos2d::Event *event)
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::Terrain *	_terrain
Player *	_player
Protected 属性 继承自 TerrainTestDemo
std::string	_title
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 TerrainTest.h 第 84 行定义.

构造及析构函数说明

TerrainWalkThru()

TerrainWalkThru::TerrainWalkThru

(

)

在文件 TerrainTest.cpp 第 113 行定义.

{
    auto listener = EventListenerTouchAllAtOnce::create();
    listener->onTouchesBegan = CC_CALLBACK_2(TerrainWalkThru::onTouchesBegan, this);
    listener->onTouchesEnded = CC_CALLBACK_2(TerrainWalkThru::onTouchesEnd, this);
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
 
    Size visibleSize = Director::getInstance()->getVisibleSize();
 
    //use custom camera
    _camera = Camera::createPerspective(60,visibleSize.width/visibleSize.height,0.1f,200);
    _camera->setCameraFlag(CameraFlag::USER1);
    addChild(_camera);
 
    Terrain::DetailMap r("TerrainTest/dirt.jpg"),g("TerrainTest/Grass2.jpg",10),b("TerrainTest/road.jpg"),a("TerrainTest/GreenSkin.jpg",20);
 
    Terrain::TerrainData data("TerrainTest/heightmap16.jpg","TerrainTest/alphamap.png",r,g,b,a,Size(32,32),40.0f,2);
    _terrain = Terrain::create(data,Terrain::CrackFixedType::SKIRT);
    _terrain->setMaxDetailMapAmount(4);
    _terrain->setCameraMask(2);
    _terrain->setDrawWire(false);
 
    _terrain->setSkirtHeightRatio(3);
    _terrain->setLODDistance(64,128,192);
    _player = Player::create("Sprite3DTest/girl.c3b",_camera,_terrain);
    _player->setCameraMask(2);
    _player->setScale(0.08f);
    _player->setPositionY(_terrain->getHeight(_player->getPositionX(),_player->getPositionZ())+PLAYER_HEIGHT);
 
    // add Particle3D for test blend
    auto rootps = PUParticleSystem3D::create("Particle3D/scripts/mp_torch.pu");
    rootps->setCameraMask((unsigned short)CameraFlag::USER1);
    rootps->setScale(30.0f);
    rootps->startParticleSystem();
    _player->addChild(rootps);
    
    // add BillBoard for test blend
    auto billboard = BillBoard::create("Images/btn-play-normal.png");
    billboard->setPosition3D(Vec3(0,180,0));
    billboard->setCameraMask((unsigned short)CameraFlag::USER1);
    _player->addChild(billboard);
 
    auto animation = Animation3D::create("Sprite3DTest/girl.c3b","Take 001");
    if (animation)
    {
        auto animate = Animate3D::create(animation);
        _player->runAction(RepeatForever::create(animate));
    }
 
    _camera->setPosition3D(_player->getPosition3D()+camera_offset);
    _camera->setRotation3D(Vec3(-45,0,0));
 
    addChild(_player);
    addChild(_terrain);
}

引用了 _camera, _player, _terrain, camera_offset(), Player::create(), onTouchesBegan(), onTouchesEnd() , 以及 PLAYER_HEIGHT.

函数调用图:

成员函数说明

CREATE_FUNC()

TerrainWalkThru::CREATE_FUNC

(

TerrainWalkThru

)

onTouchesBegan()

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

在文件 TerrainTest.cpp 第 170 行定义.

{
}

被这些函数引用 TerrainWalkThru().

这是这个函数的调用关系图:

onTouchesEnd()

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

在文件 TerrainTest.cpp 第 174 行定义.

{
    auto touch = touches[0];
    auto location = touch->getLocationInView();
    if(_camera)
    {
        if(_player)
        {
            Vec3 nearP(location.x, location.y, 0.0f), farP(location.x, location.y, 1.0f);
 
            auto size = Director::getInstance()->getWinSize();
            _camera->unproject(size, &nearP, &nearP);
            _camera->unproject(size, &farP, &farP);
            Vec3 dir = farP - nearP;
            dir.normalize();
            Vec3 collisionPoint(-999,-999,-999);
            bool isInTerrain = _terrain->getIntersectionPoint(Ray(nearP, dir), collisionPoint);
            if (!isInTerrain) 
            {
            _player->idle();
            return;
            }
            dir = collisionPoint - _player->getPosition3D();
            dir.y = 0;
            dir.normalize();
            _player->_headingAngle =  -1*acos(dir.dot(Vec3(0,0,-1)));
            dir.cross(dir,Vec3(0,0,-1),&_player->_headingAxis);
            _player->_targetPos=collisionPoint;
            _player->forward();
        }
    }
}

引用了 _camera, Player::_headingAngle, Player::_headingAxis, _player, Player::_targetPos, _terrain, Player::forward() , 以及 Player::idle().

被这些函数引用 TerrainWalkThru().

函数调用图:

这是这个函数的调用关系图:

subtitle()

std::string TerrainWalkThru::subtitle ( ) const

overridevirtual

重载 TestCase .

在文件 TerrainTest.cpp 第 108 行定义.

{
    return "touch to move";
}

title()

std::string TerrainWalkThru::title ( ) const

overridevirtual

重载 TestCase .

在文件 TerrainTest.cpp 第 103 行定义.

{
    return "Player walk around in terrain";
}

类成员变量说明

_camera

cocos2d::Camera* TerrainWalkThru::_camera

protected

在文件 TerrainTest.h 第 94 行定义.

被这些函数引用 onTouchesEnd() , 以及 TerrainWalkThru().

_player

Player* TerrainWalkThru::_player

protected

在文件 TerrainTest.h 第 96 行定义.

被这些函数引用 onTouchesEnd() , 以及 TerrainWalkThru().

_terrain

cocos2d::Terrain* TerrainWalkThru::_terrain

protected

在文件 TerrainTest.h 第 95 行定义.

被这些函数引用 onTouchesEnd() , 以及 TerrainWalkThru().

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该类的文档由以下文件生成:

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