Well, it's an old one.AlgorithmA lot of people will know how to do it right away. That's right. The simplest and most boring algorithm.
Starting from a certain point P, a ray R is connected in the opposite direction of the light direction, along the process of this ray moving forward,
If the height of a point A on the Ray R is lower than the height H of the terrain of the corresponding point, it means that the point P is blocked by the
Exploration from the 3D digital earth release platform -- Introduction to several open source software
Http://www.3snews.net/html/71/22271-21962.html
First write the idea:
If you want to make a simple terrain roaming, you may want to develop components directly in WW or in the form of a widget.
The greatest expectations are:
1. Support for Google's sketchup, fast and Intelligent 3D Modeling
2. Do a good job in the design mode. It is best t
Index cache and vertex CacheIndex cache and vertex cache resources are frequently used in the example engine and are useful as independent resources. For most of the data in our engine, it is our basic requirement to retain them when traditional models do not provide indexes and vertex caches and then overwrite the entire model at some point. Indexing and vertex caching are especially useful for dynamic data. When using devices to rely on resources, they must be processed with caution. Using the
Here I briefly describe the modeling design process for the assault vehicle:
Image of the 3d modeling design of the police All Terrain assault vehicle
As a result of a lot of car assembly, this article can not explain the design process, I will choose a representative of the artillery for example, to demonstrate the use of 3D rapid modeling techniques.
The first step is to create the matrix and, according to the data given in the drawin
MSDN on May 12, 2011, the latest release of the Simplified Chinese version of the Windows 7 Ultimate flagship SP1 DVD image installation package, divided into 32-bit and 64-bit two versions. The latest release codes are: 677486 (32-bit), 677408 (64-bit).If your computer does not meet the minimum configuration requirements above, we recommend that you update your computer configuration.Windows 7 Ultimate SP1
PHP implements dynamic bar chart ultimate version and php bar chart ultimate version. PHP implements dynamic bar chart ultimate version. php bar chart ultimate version This article analyzes the ultimate version of PHP's dynamic bar chart. Share it with you for your reference
Node. js static file server ultimate version, node. js static ultimate version
First, I would like to thank github for providing the source code on github. Compared with last night's static file server, it is a little more complex and can learn a lot of new things.
The Code contains a fs. stat function and the pipe function of the ReadStream object. The stat function is used to obtain file information. The
The ultimate explanation of ssh password-less login and the ultimate explanation of ssh password-less Login
Directory:/root/. ssh
The configuration involves four shells.
1. One operation per machine
Ssh-keygen-t rsa
Generate an ssh key. The generated file is as follows:
Id_rsa
Id_rsa.pub
. Pub is the public key, and No. pub is the private key.
2. One operation per machine
Cp id_rsa.pub authorized_keys
A
How to write better SQL queries: Ultimate Guide-Part 2: Ultimate SQL query
In the previous article, we learned how to execute SQL queries and what to note when writing SQL query statements.
Next, I will learn more about query methods and query optimization.
Queries based on collection and Program Methods
The implicit fact in the reverse model is that there is a difference between the set and program method
The ultimate solution for JSP Chinese garbled problem, and the ultimate solution for jsp
Reprinted from: http://www.cnblogs.com/beijiguangyong/
Http://www.cnblogs.com/beijiguangyong/archive/2012/03/31/2437124.html
Before introducing the methods, we should first understand the specific problems. The JSP Chinese Garbled text discussed in this blog has the following aspects: page garbled, parameter garbled, fo
PHP dynamic bar chart ultimate version, php bar chart ultimate version
This article provides an example of PHP's ultimate version for implementing dynamic bar charts. Share it with you for your reference. The specific analysis is as follows:
I have already written about the principle of making only dynamic column charts. Because there was a new demand yesterday a
Discuz: Ultimate Way to change the super administrator password; discuz: Ultimate
The ultimate way for discuz to change the super administrator password is to modify the database by yourself:
1. Locate the pre_ucenter_members table and obtain the salt field value.
2. $ pw = '123456abc'; // set a new password
3. md5 (md5 ($ pw). $ salt) // calculate the encryp
The ultimate solution to the no-network router (Transaction Thread blocking), the ultimate transaction
In order to solve the problem of No-network router timeout last time, the focus of the problem was shifted to HttpClient and HttpUrLConnection. What are the ReadTimeout and connectionTimeOut settings, and the so-called HttpParameters, which finally ended in failure. I also searched for a lot of similar thi
If we compare the complexity of software (Development) to an elephant, then each of us may be blind and deaf people who are touching the image, build an image in your mind. This metaphor tells us indirectly that "ultimate technology" is not a static content, it covers the methods and beliefs that each person has summarized based on his own experience to successfully respond to difficulties on a high-quality and efficient way of working.
Recently, I s
deeply thought-"There are many technologies, and some technologies will be outdated. What technologies do you refer ?" To some extent, this question can be understood as: What is "ultimate technology?
When writing this article, I always think I have written similar articles before. I checked that two years ago, I did say, "What should I learn from software development?" I wrote a blog post for the question. However, in the past two years, I have gain
to streamline it! Later, the folder will be simplified and released again !) As for the method mentioned in some posts: "deleting keeps data \ sceneobjs in the common folder. 1_23.tga, 201737.tga, 201738.tga, 201739.tga, 201749.tga, and build. cache files are also retained ." I tested this method, but the game's task items disappeared! Not suitable !)Task game tasks (retained, do not delete !)Terrain game terrain
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