Player类 参考

#include <TerrainTest.h>

类 Player 继承关系图:

Player 的协作图:

Public 成员函数
virtual bool	isDone () const
virtual void	update (float dt)
void	turnLeft ()
void	turnRight ()
void	forward ()
void	backward ()
void	idle ()
void	updateState ()

静态 Public 成员函数
static Player *	create (const char *file, cocos2d::Camera *cam, cocos2d::Terrain *terrain)

Public 属性
cocos2d::Vec3	_targetPos
float	_headingAngle
cocos2d::Vec3	_headingAxis

Private 属性
cocos2d::Terrain *	_terrain
cocos2d::Camera *	_cam
int	_playerState

详细描述

在文件 TerrainTest.h 第 61 行定义.

成员函数说明

backward()

void Player::backward

(

)

在文件 TerrainTest.cpp 第 301 行定义.

{
    _playerState = PLAYER_STATE_BACKWARD;
}

引用了 _playerState , 以及 PLAYER_STATE_BACKWARD.

create()

Player * Player::create ( const char *  file, cocos2d::Camera *  cam, cocos2d::Terrain *  terrain  )

static

在文件 TerrainTest.cpp 第 327 行定义.

{
    //
    auto sprite = new (std::nothrow) Player();
    if (sprite && sprite->initWithFile(file))
    {
        sprite->_headingAngle = 0;
        sprite->_playerState = PLAYER_STATE_IDLE;
        sprite->_cam = cam;
        sprite->_terrain = terrain;
        sprite->autorelease();
        sprite->scheduleUpdate();
        return sprite;
    }
    CC_SAFE_DELETE(sprite);
    return nullptr;
}

引用了 _headingAngle , 以及 PLAYER_STATE_IDLE.

被这些函数引用 Scene3DTestScene::createWorld3D() , 以及 TerrainWalkThru::TerrainWalkThru().

这是这个函数的调用关系图:

forward()

void Player::forward

(

)

在文件 TerrainTest.cpp 第 296 行定义.

{
    _playerState = PLAYER_STATE_FORWARD;
}

引用了 _playerState , 以及 PLAYER_STATE_FORWARD.

被这些函数引用 Scene3DTestScene::onTouchEnd() , 以及 TerrainWalkThru::onTouchesEnd().

这是这个函数的调用关系图:

idle()

void Player::idle

(

)

在文件 TerrainTest.cpp 第 290 行定义.

{
    _playerState = PLAYER_STATE_IDLE;
}

引用了 _playerState , 以及 PLAYER_STATE_IDLE.

被这些函数引用 Scene3DTestScene::onTouchEnd() , 以及 TerrainWalkThru::onTouchesEnd().

这是这个函数的调用关系图:

isDone()

bool Player::isDone ( ) const

virtual

在文件 TerrainTest.cpp 第 208 行定义.

{
    return false;
}

turnLeft()

void Player::turnLeft

(

)

在文件 TerrainTest.cpp 第 280 行定义.

{
    _playerState = PLAYER_STATE_LEFT;
}

引用了 _playerState , 以及 PLAYER_STATE_LEFT.

turnRight()

void Player::turnRight

(

)

在文件 TerrainTest.cpp 第 285 行定义.

{
    _playerState = PLAYER_STATE_RIGHT;
}

引用了 _playerState , 以及 PLAYER_STATE_RIGHT.

update()

void Player::update ( float  dt )

virtual

在文件 TerrainTest.cpp 第 214 行定义.

{
    auto player = (Sprite3D *)this;
    switch (_playerState)
    {
    case PLAYER_STATE_IDLE:
        break;
    case PLAYER_STATE_FORWARD:
        {
            Vec3 curPos=  player->getPosition3D();
            Vec3 newFaceDir = _targetPos - curPos;
            newFaceDir.y = 0.0f;
            newFaceDir.normalize();
            Vec3 offset = newFaceDir * 25.0f * dt;
            curPos+=offset;
            player->setPosition3D(curPos);
        }
        break;
    case PLAYER_STATE_BACKWARD:
        {
            Vec3 forward_vec;
            player->getNodeToWorldTransform().getForwardVector(&forward_vec);
            forward_vec.normalize();
            player->setPosition3D(player->getPosition3D()-forward_vec*15*dt);
        }
        break;
    case PLAYER_STATE_LEFT:
        {
            player->setRotation3D(player->getRotation3D()+Vec3(0,25*dt,0));
        }
        break;
    case PLAYER_STATE_RIGHT:
        {
            player->setRotation3D(player->getRotation3D()+Vec3(0,-25*dt,0));
        }
        break;
    default:
        break;
    }
    // transform player position to world coord
    auto playerPos = player->getPosition3D();
    auto playerModelMat = player->getParent()->getNodeToWorldTransform();
    playerModelMat.transformPoint(&playerPos);
    Vec3 Normal;
    float player_h = _terrain->getHeight(playerPos.x, playerPos.z,&Normal);
    if (Normal.isZero())//check the player whether is out of the terrain
    {
        player_h = playerPos.y;
    }
    else
    {
        player_h += PLAYER_HEIGHT;
    }
    player->setPositionY(player_h);
    Quaternion q2;
    q2.createFromAxisAngle(Vec3(0,1,0),(float)-M_PI,&q2);
 
    Quaternion headingQ;
    headingQ.createFromAxisAngle(_headingAxis,_headingAngle,&headingQ);
    player->setRotationQuat(headingQ*q2);
    auto vec_offset =Vec4(camera_offset.x,camera_offset.y,camera_offset.z,1);
    vec_offset = player->getNodeToWorldTransform()*vec_offset;
     _cam->setPosition3D(player->getPosition3D() + camera_offset);
    updateState();
}

引用了 _cam, _headingAngle, _headingAxis, _playerState, _targetPos, _terrain, camera_offset(), PLAYER_HEIGHT, PLAYER_STATE_BACKWARD, PLAYER_STATE_FORWARD, PLAYER_STATE_IDLE, PLAYER_STATE_LEFT, PLAYER_STATE_RIGHT , 以及 updateState().

函数调用图:

updateState()

void Player::updateState

(

)

在文件 TerrainTest.cpp 第 306 行定义.

{
    auto player = (Sprite3D * )this;
    switch (_playerState)
    {
    case PLAYER_STATE_FORWARD:
        {
            Vec2 player_pos =Vec2(player->getPositionX(),player->getPositionZ());
            Vec2 targetPos = Vec2(_targetPos.x,_targetPos.z);
            auto dist = player_pos.distance(targetPos);
            if(dist<1)
            {
                _playerState = PLAYER_STATE_IDLE;
            }
        }
        break;
    default:
        break;
    }
}

引用了 _playerState, _targetPos, PLAYER_STATE_FORWARD , 以及 PLAYER_STATE_IDLE.

被这些函数引用 update().

这是这个函数的调用关系图:

类成员变量说明

_cam

cocos2d::Camera* Player::_cam

private

在文件 TerrainTest.h 第 79 行定义.

被这些函数引用 update().

_headingAngle

float Player::_headingAngle

在文件 TerrainTest.h 第 75 行定义.

被这些函数引用 create(), Scene3DTestScene::onTouchEnd(), TerrainWalkThru::onTouchesEnd() , 以及 update().

_headingAxis

cocos2d::Vec3 Player::_headingAxis

在文件 TerrainTest.h 第 76 行定义.

被这些函数引用 Scene3DTestScene::onTouchEnd(), TerrainWalkThru::onTouchesEnd() , 以及 update().

_playerState

int Player::_playerState

private

在文件 TerrainTest.h 第 80 行定义.

被这些函数引用 backward(), forward(), idle(), turnLeft(), turnRight(), update() , 以及 updateState().

_targetPos

cocos2d::Vec3 Player::_targetPos

在文件 TerrainTest.h 第 73 行定义.

被这些函数引用 Scene3DTestScene::onTouchEnd(), TerrainWalkThru::onTouchesEnd(), update() , 以及 updateState().

_terrain

cocos2d::Terrain* Player::_terrain

private

在文件 TerrainTest.h 第 78 行定义.

被这些函数引用 update().

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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