how to use arcore

://developers.google.com/ar/discover/concepts -Environmental awareness (planar detection) Not quite understand the principle, picked some original text.Arkit: "... can track and place objects on smaller feature points as ..."“... Use hit-testing methods ("The Arhittestresult class") to find real-world surfaces corresponding to a point in the camera Image ... ""Can use hit-test results or detected planes to

ensure that virtual objects can be accurately placed, and then let you see placed on these surfaces AR objects. Ray prediction: Arcore Depending on the light intensity of the environment, developers can light virtual objects in a way that matches their surroundings. In addition, a recent experiment has found that virtual shadows in real-world lighting adjustment function is also the case, so that the appearance of AR objects more realistic. compariso

ARCore has brought augmented reality to millions of Android phones, and many developers have started experimenting with their software tools development kits (SDK) and Unity, Unreal, and more. At present, Google Daydream Labs has conducted a number of related experiments to study the unique ways in which people explore the world, different forms of navigation, and new ways for people to socialize and entertain with related applications. Next, let's lo

The Arcore provides a method for emitting a ray from screen coordinates based on screen coordinates, viewport size, and view, Project Matrix, which is used for 3D pickup.1 classRay {2 3 Public Finalvector3f origin;//Ray Beginnings4 Public Finalvector3f direction;//Ray Direction5 6 PublicRay (vector3f origin, vector3f direction) {7 This. Origin =origin;8 This. Direction =direction;9 }Ten One //calculate Ray--3d

The algorithm realization of pose class transform point in Arcore is divided into two steps, namely translation and rotation.1. Rotation vector: Calculates the rotated vector by four-dollar numberList of parameters: Q for four Yuan,V is a float array of length 4 that represents the vector to be rotated,Offsetin represents the starting index of the first coordinate value,Out represents the result vector,The offsetout represents the starting index of th

The last one said we had a preliminary business analysis and got the user, business use case and business scenario model. These three outcomes form the basic requirements framework and delineate the scope of the business. A baseline should be made at this time. Of course, the first baseline contains very thick content, and there is more work to be done to achieve the full requirements. This article is about the detailed requirements process and outpu

perform large data processing in a single pass. The framework is designed to: a MapReduce cluster can be extended to thousands of nodes in a fault-tolerant manner. However, the MapReduce programming model has its own limitations. Its single input, two-stage data flows in strict, and the level is too low. For example, you would have to write custom code even for the most common operations. As a result, many programmers feel that the MapReduce framework is uncomfortable to

Label:Vi/vim Use advanced: Use GDB debugging in Vim – use Vimgdb The help entry for the commands used in this section: In the original design of Unix system, there is a very important idea: each program only to achieve a single function, through the pipeline and other ways to connect multiple programs, so that they work together to achieve more powerful function

Directory Baidu Library solution (I)-Overall Thinking Baidu Library solution (2) -- use Jacob to call MS Office to convert the document to PDF Baidu Library solution (3) -- use JCom to call MS Office or Acrobat API to convert the document to PDF Similar to Baidu Library solution (4) -- use JODConverter to call OpenOffice.org to convert the document to PDF Baidu L

Analysis on axios's inability to use Vue. use (), axiosvue. use Preface I have encountered some problems in using axios recently. I feel it is necessary to share with you the basic knowledge about axios. For details, refer to this article: how to get started with axios, I won't talk much about it below. Let's take a look at the detailed introduction. Problem I be

The STS and Virgo environments have been configured above, and the Virgo server can be successfully run. Next we will use STS to build several projects. We simulate an example of registration. In our actual case, data is sometimes written to the database, written to a file, or written to the memory, which is convenient for different operations. This example may not completely explain the problem, but it is enough to explain how to build a project th

Next we will create a web project. For simplicity, We will directly use the template in Virgo to create a new project. The control layer uses spring MVC 3.Create a WEB Project Open STS and create a project. Select sprinng template project. Figure: Create a spring template project Select spring MVC Project Figure: Template Selection Enter the project name and package name. Figure: Enter the project name and package name Click Finish. You m

BackgroundThe encyclopedia says that Testlink is a web-based test case management system, where the main function is the creation, management, and execution of test cases, and also provides some simple statistical functions. Other information can be referred to their official website http://www.testlink.org/ .The project that the landlord is in, the demand, the measurement, the test and so on are all used is the Gitlab one issue adds the label management, the

Microsoft announced in the autumn of 2014 that it plans to increase support for Docker containers in Windows Server 2016. The statement further underscores Microsoft's growing concern about Linux and Open-source tools. In the next few months,. NET Core opened the source code, Microsoft and Red Hat formed an alliance, and announced plans to migrate SQL Server to Linux. The Windows Community's support for containers is in the offing, so let's explore the use