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Original address: opencv for iOS Study Notes (9)-rendering ar scenario 2 with OpenGL The operation procedure of drawframe is: 1. Clear the scenario. 2. Start the normal projection to draw the background. 3. Draw the last image obtained from the camera in the viewport. 4. Set Perspective Projection based on internal camera parameters. 5. Move the coordinate system of each detected mark to the three-dimensional position of the mark (apply the 4x4 tran

[Common Java class libraries] _ date operation class (date, calendar AR) Notes Objectives of this chapter: Understanding how to use the date classYou can use the calendar class to obtain the complete date: The date class is a commonly used class, but its operation date format does not meet the individual's needs. If you want to further obtain the time you need, you can use the calendar class. 3.1, date classThe date class is defined in the Java. util

Virtual reality and augmented reality (spectacles or helmets) status and future-introductionhttp://blog.csdn.net/yanzhanyi/article/details/41982033Google VR | Google Developershttps://developers.google.com/vr/Https://developers.google.com/vr/android/https://developers.google.com/vr/android/get-startedGooglevr-githubhttps://github.com/googlevr/Vr-android-samples/treasure-huntHttps://developers.google.com/vr/android/samples/treasure-huntUnity-game Enginehttps://unity3d.com/cn/What Unreal Engine 4

')); } }//P ($_post); $this->render (' Add ',Array(' Categorymodel '=$categoryModel)); }/** * Edit column * * Public function actionedit($cid){ $categoryModel= Category::model ();$categoryInfo=$categoryModel-GT;FINDBYPK ($cid);//P ($_post); if(isset($_post[' Category '])){$categoryInfo->attributes =$_post[' Category '];if($categoryInfo->save ()) {$this->redirect (Array(' index ')); } }$this->render (' edit ',Array(' Categorymodel '=$categoryInfo)); }/** *

, this is another solutionFigure 6 The image recognition coefficient is all 5 stars, the picture has been optimized to become clear, angularOther additional identification chart making instructions:1. Avoid uneven distribution of picture recognition points (Figure 7)2. Avoid identifying the elements in the graph are very round (Figure 8)3. Avoid very regular pattern graphics (Fig. 9)All right, here's how the Qualcomm identification map is handled.Cross-platform

chapter is a separate story.The node. JS single thread resembles an event loop that enters a while (true) until no event observer exits, and each asynchronous event generates an event watcher that invokes the callback function if an event occurs.The above is the basic model of the Node event loop, also known as non-blocking IO or event-driven IO, webserver has been accepting requests without waiting for any read-write operations, Eventemitter binding events on and listening for events (event).I

First set build settings select Android after clicking on player settingsproduct name set install android program name bundle Identifier Set APK package minimum API level Configure APK support minimum Android system version first export requires configuration keystroeapk signature is useful for two main 1. Some different permissions can be obtained by using a special key signature. 2. apk If you use a key signature, a file signed by another key will not be installed or overwritten with the old v

Yii ar Additions and deletions to check operation Test record

Can I use AR to make nested queries in Yii?

When running Vuforia's sample Android app, reported the following error, find a half-day to find a solution:"Vuforia App key is missing. Please get a valid key, by logging to your account at developer.vuforia.com and creating a new project "Vuforia 4.0 above requires a license key. To register an account on the official website, you can get a License key by completing the steps under Develop->license Manager.Copy and paste the Vuforia.setinitparameter (mactivity,mvuforiaflags) in the Initvuforia

This paper illustrates the common functions of the CI Framework AR database operation. Share to everyone for your reference, specific as follows: 1, the inquiry table record $this->db->select (); Select the field of the query $this->db->select_max (); $this->db->select_min (); $this->db->select_avg (); $this->db->select_sum (); $this->db->from (); Select Table Name $this->db->join (); $this->db->get (); The results of the query are $this

This article is mainly attributed to the great Gods of the AR Academy.Original Link: original linkI'm here to make a supplement.Implementation function: Scan to the recognition graph display model while playing the corresponding sound, remove the identification chart pause playback, and then recognition from the last place to start playback. Basic Flow:(1) Right-click on the blank of the hierarchy panel and select Create empty to make the null compone

Flexfield. Territory Flexfield Owner Oracle Receivables Flexfield Code ct# Table Name Ra_territories Number of Columns 20 Width of Columns 25 Dynamic Inserts Possible No Unique ID Column territory_id Structure Column None Table 1-4. (Page 1 of 1) See Also Territories Def

($where,$_fields ); } Public functionInsert$data,$opt ){ return $this->db->w ()->selectdb ($this->getdbname ())->selectcollection ($this->getcolname ())->insert ($data,$opt ); } Public functionUpdate$where,$data,$opt=Array() ){ $ret=$this->db->w ()->selectdb ($this->getdbname ())->selectcollection ($this->getcolname ())->update ($where,$data,$opt ); return $ret; }}?>mongoar.phpPHP/** * @author jiangzaixing*/classMongomodelextendsmongoar{ Public $PK= ' _id '; Privat

ASP. NET Aries JSAPI documentation Description: AR. Utility, jsapiar. utilityAR. Utility document 1: method: Name Description QueryString Function (key)* Simulate a. NET Request object StringFormat Function (str, args)* Simulate the String. Format function of. NET. The call method is String. Format ("a = {0}", 'A ') Guid Number of random guids generated Cookie object Name Description

, X_msg_count = X_msg_count, X_msg_data = X_msg_data, p_cash_receipt_id = p_cash_receipt_id, P_pay_from_customer = P_pay_from_customer, P_comm Ents =Gt p_comments, p_payment_trxn_extension_id = P_payment_trxn_exten sion_id, x_status = X_status, p_customer_bank_account_id = p

Use the API to convert unknown AR receipts into unverified status DECLARE p_api_version NUMBER; required VARCHAR2 (200); p_commit VARCHAR2 (200); Limit NUMBER; x_return_status VARCHAR2 (200); x_msg_count NUMBER; x_msg_data VARCHAR2 (200); Limit NUMBER; p_comments VARCHAR2 (200); Comment NUMBER; x_status VARCHAR2 (200); p_customer_bank_account_id NUMBER; p_count NUMBER; BEGIN -- percent (1110,506 83, 222); -- p_api_version: = 1.0; p_init_msg_list: = lo

AR routing SynthesisSys inter g 0/0/0ip add 60.6.202.7 24 quit vlan 10 vlan 20 vlan 30 quit inter vlan 10 ip add 192.168.1.1 24 inter vlan 20ip add 192.168.2.1 24 inter vlan 30ip add 192.168.3.1 24 quit inter e 0/0 /0 port link-type accessport default vlan 30 quitinter e 0/0/1 port link-type accessport default vlan 30 quitinter e 0/0/2 port link-type accessport default vlan 30 quitinter e 0/0/ 3 port link-type accessport default vlan 30 quitinter e 0/

A time ago is responsible for mobile phone camera products, in the product planning to find a cool application: casually go, the user volume is probably more than 5 million bar, in fact, is an AR augmented reality real-time navigation software, suitable for road fetish walk to find the destination within 1 km, these destinations corresponding to the POI points in lbs, There are marks on both the German and Baidu maps. Later, the boss let me and this c

From the official download of the latest demo run you can see the features provided by Vuforia.: Https://developer.vuforia.com/downloads/samplesThe official studio project, if you use Eclipse, Daoteng is simple, note the dynamic link library.After running the interface is as follows:The imagetarget indicates that the teapot is displayed on the specified screen, with chips (fragments) and stones (gravel heap) in the demo screen.When Iamgetarget is turned on, the lens is aligned with the target im