cocos2d-x V3.0 调用重力加速器 Acceleration

标签：cocos2d-x   acceleration   

#include "cocos2d.h"

class GameScene : public cocos2d::Layer
{
public:
    static cocos2d::Scene* createScene();


    virtual bool init();   
    //重写的父类的方法，用来处理重力加速器方法     
    void onAcceleration(cocos2d::Acceleration* acc, cocos2d::Event* event);
    CREATE_FUNC(GameScene);
};

//重写重力加速器方法
void GameScene::onAcceleration(Acceleration* acc, Event* event){
auto director = Director::getInstance();
if(img == NULL){
return;
}


auto imgSize = img->getContentSize();
auto imgPosition = img->getPosition();
auto imgX = img->getPositionX();
auto imgY = img->getPositionY();


imgX += acc->x * gravityValue;
//imgY += acc->y * gravityValue;
//auto imgTemp = director->convertToUI(imgPosition);
 
//imgTemp.x += acc->x * gravityValue;
//imgTemp.y -= acc->y * gravityValue;
//auto imgNext = director->convertToGL(imgTemp);


FIX_POS(imgX, (origin.x + imgSize.width/2), (origin.x + visibleSize.width - imgSize.width/2));
FIX_POS(imgY, (origin.y + + imgSize.height/2), (origin.y + visibleSize.height - imgSize.height/2));
img->setPosition(Point(imgX, imgY));


log("onAcceleration: acc->x: %f, acc->y: %f, acc->z: %f, imgX: %f, imgY: %f", 
acc->x, acc->y, acc->z, imgX, imgY);
}

cocos2d-x V3.0 调用重力加速器 Acceleration,布布扣,bubuko.com

cocos2d-x V3.0 调用重力加速器 Acceleration

标签：cocos2d-x   acceleration   

原文地址：http://blog.csdn.net/lzan13/article/details/32714775