[CPP] View plain copy/*user:lixiujie * date:20101207 *desc:unix (Linux) non-blocking socket communication Epoll model, multiplexing, TCP server-side, sends response information to the client. *file:tcp_server_epoll.c *system:ubuntu64bit * gcctcp_server_epoll.c-otcp_server_epoll *tcp_server_epoll7878 * epoll Function Introduction Epoll is an improved poll of the Linux kernel to handle large batches of handles and is an enhanced version of the select
I. GrammarBox-shadow:inset x-offset y-offset Blur-radius Sperad-radius ColorBos-shadow: Projection mode x-axis offset y-axis offset shadow blur radius Shadow expansion radius shadow colorPS: You can use one or more projections, if you use multiple projections must be separated by commas ",".Two. Take the valueThe Box-
Document directory
(1). projection, no displacement, 10 PX shadow size, no expansion, color # 06c
(2). Add 20 PX extension to the above
(3). Inner Shadow, no displacement, 10 PX size, no extension, color # 06c
(4). Multi-shadow effect
(5). Sequence of multiple shadow attributes
1. browser compatibility of the bo
To make this kind of loading, we can use only one label and then use Box-shadow to make a loading diagram.
First, you need a label:And then the CSS:
$fontSize: 30px;
$radius: 2em;
.Loading {
font-size: $fontSize;
Width:1em;
Height:1em;
border-radius:50%;
margin:100px Auto;
box-shadow:0 -2em Rgba (255, 0, 0, 1), 1.414em-1.414em Rgba (255, 0, 0, 0.875), 2EM 0 rgba (255, 0, 0, 0.75), 1.414em 1.414 Em Rgba (2
previous: "CSS3 squad--attack on the Border-radius"The last article took Border-radius to the stage and walked a show, today we turn the character to go on. The next group of Shadow in the peristalsis, well, today came to power is a shadow attribute. There are two properties about shadow: Box-shadow and Text-
The previous article in the "CSS3 getting started tutorial series" describes in detailBorder-radiusUsage. Let's take a look at this article.CSS3To achieve the specific usage of the text-shadow attribute of the rounded corner effect. In the past, shadow effects were generally made into images and can be directly used with CSS3.Text-shadowProperties to implement shadow
Last Updated: 10/09/2008
Shadowing is a key component for convincing, solid-looking rendering. whether hard or soft, physically correct or perceptually satisfying, NVIDIA has been at the forefront of real-time shadowing technology. this page collects some of the shadow-related presentations and White Papers created in recent years by NVIDIA developers.
Hard shadows | Soft Shadows | ambient occlusion | raytracingHard shadows
Fast, practical, and
Recently I have been finishing some of my learning about CSS3. Now I have sorted out how to use the CSS3 selector, CSS3 rounded corner, and CSS3 element shadow attributes. Today, we will sort out the text shadow-text-shadow in CSS3. Hope to help you.
Before CSS3 was launched, the methods for processing text shadows were basically images. Until the emergence of CS
TutorialShadow map 1Original: http://ogldev.atspace.co.uk/www/tutorial23/tutorial23.htmlCSDN full Edition column: http://blog.csdn.net/column/details/13062.htmlbackgroundShadows are closely connected with light, just as you need it to cast shadows. There are many techniques to generate shadows, and in the next two chapters we will learn a basic and simple technique-shadow mapping.When it comes to rasterization and shading, you might ask if this pixel
Text-shadow is to add a shadow effect to the text, Box-shadow to add a perimeter shadow effect to the element block. With the popularization of HTML5 and CSS3, the use of this special effect is becoming more and more common.
The basic syntax is {box-shadow:[inset] x-offset y
I am a beginner in 3D. I am not a technical encyclopedia. I just want to talk about what I want to say on my blog. I will briefly talk about the shadow generation technology at the fastest speed. Currently, there are generally three types of technologies: planar shadow, shadow ing, and shadow volume. The former is simi
Shadow volumes generation algorithm classification: OpenGL 811 people reading comments (0) Collection reporting algorithm bufferlist test blendshader is a 3D beginner :) not a technical encyclopedia, I will talk about the shadow generation technology at the fastest speed here. Currently, three types of technologies are generally used: planar shadow,
This article will focus on two mainstream shadow production technologies on mobile platforms. It will also briefly introduce the relatively advanced dynamic shadow generation methods on the two mobile platforms.
Currently, the mainstream unity3.x does not support dynamic shadow generation on mobile platforms. Currently, the most popular and cost-effective method
Original post address: http://ogldev.atspace.co.uk/www/tutorial23/tutorial23.html
When light is projected onto an object, a shadow is generated on an object such as the ground or wall. In computer graphics, there are many technologies that can produce shadows. In this tutorial, we will learn the most common shadow mapping technology.
The problem of shadow in Ope
PS Layer style has always been a powerful weapon to add special effects, such as projection, stroke and so on, they will not destroy the original information of the layer, it is very useful. With the right knowledge and experience, you can almost complete any special effects, in order to achieve these results, you need to understand what each function is, and some of the settings are how to control the changes in effects. Hopefully after reading this series of tutorials, you can unlock the seals
Java (Socket programming basics), socket programming BasicsI,Two main problems in Network Programming
One is how to accurately locate one or more hosts on the network, and the other is how to transmit data reliably and efficiently after finding the hosts.
In TCP/IP, the IP layer is mainly responsible for locating network hosts and routing data transmission. The IP address can uniquely identify a host on the
I found that this Shadow technology has almost no detailed explanation in the Chinese version.
Variance shadow maps
William DonnellyAndrew lauritzen
WaterlooUniversity, computer science, graphics lab
Winger_wTranslation
Limited level. Incorrect description. Welcome to point it out.
QQ: 379404629
Figure1: Comparison of different kinds of filters. Upper: normalShadow Map, UsePCF. Below:
Comments: Use the image as the background-image. The added style browser can render the image. I will introduce how to use box-shadow, border-radius and transition create different image styles (Corner shadow gradient) and other effects
In css3, box-shadow and border-radius are used directly on the image, and the browser cannot render well. However, if the image
The game often uses the text stroke and shadow, when cocos2dx does not provide us, the following is my reference: Click to open the Link (http://blog.csdn.net/song_hui_xiang/article/details/17375279) made a, basically the same, don't like it, don't spray it! The Code is as follows:
Idea: Multiple CCLabelTTF overlapping.
Header file
//// CLabel. h // XXX // Created by user on 14-3-4. /// # ifndef _ XXX _ CLabel __# define _ XXX _ CLabel __# include
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