#include?
#include?
#include?
#include?“copenni.cpp“??//要包含cpp文件，不能直接包含類
#include?

using?namespace?std;

class?CKinectReader:?public?Qobject
{
public:
????//構造函數用構造函數中的變量給類的私有成員賦值
????CKinectReader（COpenNI?&openni?QGraphicsScene?&scene）?:?openni（openni）?scene（scene）?{
????????test?=?0.0;
????}
????~CKinectReader（）?{
????????scene.removeItem（image_item）;
????????scene.removeItem（depth_item）;
????????delete?[]?p_depth_argb;
????}
????bool?Start（int?interval?=?33）?{
????????openni.Start（）;//因為在調用CKinectReader這個類的之前會初始化好的所以這里直接調用Start了
????????image_item?=?scene.addPixmap（QPixmap（））;
????????image_item->setZValue（1）;
????????depth_item?=?scene.addPixmap（QPixmap（））;
????????depth_item->setZValue（2）;
????????openni.UpdateData（）;
????????p_depth_argb?=?new?uchar[4*openni.depth_metadata.XRes（）*openni.depth_metadata.YRes（）];
????????startTimer（interval）;//這里是繼承Qobject類，因此可以調用該函數
????????return?true;
????}
????float?test?;
private:
????COpenNI?&openni;????//定義引用同時沒有初始化因為在構造函數的時候用冒號來初始化
????QGraphicsScene?&scene;
????QGraphicsPixmapItem?*image_item;
????QGraphicsPixmapItem?*depth_item;
????uchar?*p_depth_argb;

private:
????void?timerEvent（QTimerEvent?*）?{

????????openni.UpdateData（）;
????????//這里使用const，是因為右邊的函數返回的值就是const類型的
????????const?XnDepthPixel?*p_depth_pixpel?=?openni.depth_metadata.Data（）;
????????unsigned?int?size?=?openni.depth_metadata.XRes（）*openni.depth_metadata.YRes（）;

????????//找深度最大值點
????????XnDepthPixel?max_depth?=?*p_depth_pixpel;
????????for（unsigned?int?i?=?1;?i?????????????if（p_depth_pixpel[i]?>?max_depth?）
????????????????max_depth?=?p_depth_pixpel[i];
????????test?=?max_depth;

????????//將深度圖像格式歸一化到0~255
????????int?idx?=?0;
????????for（unsigned?int?i?=?1;?i?????????????//一定要使用1.0f相乘，轉換成float類型，否則該工程的結果會有錯誤因為這個要么是0，要么是1，0的概率要大很多
????????????float?fscale?=?1.0f*（*p_depth_pixpel）/max_depth;
????????????if（（*p_depth_pixpel）?!=?0）?{
????????????????p_depth_argb[idx++]?=?255*（1-fscale）;????//藍色分量
????????????????p_depth_argb[idx++]?=?0;?//綠色分量
????????????????p_depth_argb[idx++]?=?255*fscale;???//紅色分量，越遠越紅
????????????????p_depth_argb[idx++]?=?255*（1-fscale）;?//距離越近，越不透明
????????????}
????????????else?{
????????????????p_depth_argb[idx++]?=?0;
????????????????p_depth_argb[idx++]?=?0;
????????????????p_depth_argb[idx++]?=?0;
????????????????p_depth_argb[idx++]?=?255;
????????????}
????????????++p_depth_pixpel;//此處的++p_depth_pixpel和p_depth_pixpel++是一樣的
????????}
????????//往item中設置圖像色彩數據
????????image_item->setPixmap（QPixmap::fromImage（
??????????????????????????????QImage（openni.image_metadata.Data（）?openni.image_metadata.XRes（）?openni.image_metadata.YRes（）
??????????????????????????????QImage::Format_RGB888）））;
????????//往item中設置深度數據
????????depth_item->setPixmap（QPixmap::fromImage（
??????????????????????????????QImage（p_depth_argb?openni.depth_metadata.XRes（）?openni.depth_meta

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????326178??2012-09-29?09:47??Kinect+OpenNI學習筆記之3（獲取kinect的數據并在Qt中顯示的類的設計）.pdf

?????文件???????3325??2012-09-29?09:21??copenni\ckinectreader.cpp

?????文件???????2132??2012-09-29?09:01??copenni\copenni.cpp

?????文件????????274??2012-09-28?14:39??copenni\copenni.pro

?????文件??????17538??2012-09-29?09:49??copenni\copenni.pro.user

?????文件?????142455??2012-09-29?09:21??copenni\debug\ckinectreader.obj

?????文件??????49664??2012-09-29?09:21??copenni\debug\copenni.exe

?????文件?????576700??2012-09-29?09:21??copenni\debug\copenni.ilk

?????文件????????638??2012-09-29?09:21??copenni\debug\copenni.intermediate.manifest

?????文件?????142307??2012-09-29?09:21??copenni\debug\copenni.obj

?????文件????2477056??2012-09-29?09:21??copenni\debug\copenni.pdb

?????文件???????2030??2012-09-28?14:38??copenni\debug\copnni.obj

?????文件?????230439??2012-09-29?09:21??copenni\debug\main.obj

?????文件????????533??2012-09-29?08:53??copenni\main.cpp

?????文件???????7083??2012-09-28?15:10??copenni\Makefile

?????文件???????6015??2012-09-28?15:10??copenni\Makefile.Debug

?????文件???????6023??2012-09-28?15:10??copenni\Makefile.Release

?????文件????1970176??2012-09-29?09:21??copenni\vc100.pdb

?????目錄??????????0??2012-09-29?09:49??copenni\debug

?????目錄??????????0??2012-09-29?09:49??copenni\release

?????目錄??????????0??2012-09-29?09:49??copenni

-----------?---------??----------?-----??----

??????????????5960566????????????????????21