天空盒和相机01

.h文件：

#ifndef __HELLOWORLD_SCENE_H__#define __HELLOWORLD_SCENE_H__#include "cocos2d.h"class HelloWorld : public cocos2d::Layer{public:    static cocos2d::Scene* createScene();    virtual bool init();void onTouchesMoved(const std::vector<cocos2d::Touch*>& touches, cocos2d::Event* event);    // a selector callback    void menuCloseCallback(cocos2d::Ref* pSender);protected:cocos2d::Camera*  _camera;cocos2d::Terrain* _terrain;    // implement the "static create()" method manually    CREATE_FUNC(HelloWorld);};#endif // __HELLOWORLD_SCENE_H__

.cpp文件：

#include "HelloWorldScene.h"USING_NS_CC;Scene* HelloWorld::createScene(){    // 'scene' is an autorelease object    auto scene = Scene::create();        // 'layer' is an autorelease object    auto layer = HelloWorld::create();    // add layer as a child to scene    scene->addChild(layer);    // return the scene    return scene;}// on "init" you need to initialize your instancebool HelloWorld::init(){    //////////////////////////////    // 1. super init first    if ( !Layer::init() )    {        return false;    }        Size visibleSize = Director::getInstance()->getVisibleSize();    Vec2 origin = Director::getInstance()->getVisibleOrigin();    /////////////////////////////    // 2. add a menu item with "X" image, which is clicked to quit the program    //    you may modify it.    // add a "close" icon to exit the progress. it's an autorelease object    auto closeItem = MenuItemImage::create(                                           "CloseNormal.png",                                           "CloseSelected.png",                                           CC_CALLBACK_1(HelloWorld::menuCloseCallback, this));    closeItem->setPosition(Vec2(origin.x + visibleSize.width - closeItem->getContentSize().width/2 ,                                origin.y + closeItem->getContentSize().height/2));    // create menu, it's an autorelease object    auto menu = Menu::create(closeItem, NULL);    menu->setPosition(Vec2::ZERO);    this->addChild(menu, 1);    /////////////////////////////    // 3. add your codes below...    // add a label shows "Hello World"    // create and initialize a label        auto label = Label::createWithTTF("Hello World", "fonts/Marker Felt.ttf", 24);        // position the label on the center of the screen    label->setPosition(Vec2(origin.x + visibleSize.width/2,                            origin.y + visibleSize.height - label->getContentSize().height));    // add the label as a child to this layer    this->addChild(label, 1);    // add "HelloWorld" splash screen"   // auto sprite = Sprite::create("HelloWorld.png");    // position the sprite on the center of the screen   // sprite->setPosition(Vec2(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));    // add the sprite as a child to this layer   // this->addChild(sprite, 0);//Size visibleSize = Director::getInstance()->getVisibleSize();//use custom camera_camera = Camera::createPerspective(60, visibleSize.width / visibleSize.height, 0.1f, 800);_camera->setCameraFlag(CameraFlag::USER1);_camera->setPosition3D(Vec3(-1, 1.6f, 4));addChild(_camera);Terrain::DetailMap r("TerrainTest/dirt.jpg"), g("TerrainTest/Grass2.jpg"), b("TerrainTest/GreenSkin.jpg"), a("TerrainTest/road.jpg");//TerrainTest/GreenSkin.jpgTerrain::TerrainData data("TerrainTest/heightmap16.jpg", "TerrainTest/alphamap.png", r, g, b, a);_terrain = Terrain::create(data, Terrain::CrackFixedType::SKIRT);_terrain->setLODDistance(3.2f, 6.4f, 9.6f);_terrain->setMaxDetailMapAmount(4);addChild(_terrain);_terrain->setCameraMask(2);_terrain->setDrawWire(false);_terrain->setLightMap("TerrainTest/Lightmap.png");auto listener = EventListenerTouchAllAtOnce::create();listener->onTouchesMoved = CC_CALLBACK_2(HelloWorld::onTouchesMoved, this);_eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);    return true;}void HelloWorld::onTouchesMoved(const std::vector<cocos2d::Touch*>& touches, cocos2d::Event* event){float delta = Director::getInstance()->getDeltaTime();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*delta;cameraPos += cameraRightDir*newPos.x*0.5*delta;_camera->setPosition3D(cameraPos);}void HelloWorld::menuCloseCallback(Ref* pSender){    Director::getInstance()->end();#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)    exit(0);#endif}

效果：