FIELD OF THE DISCLOSURE The subject matter of the present disclosure relates to a framework for handling graphics animation and compositing operations for a graphical user interface of a computer system application. BACKGROUND OF THE DISCLOSURE Mac O…

GPU Accelerated Compositing in Chrome Tom Wiltzius, Vangelis Kokkevis & the Chrome Graphics team updated May 2014 This code is changing due to Slimming Paint and thus there may be large changes in the future. Note also that some class names may have…

Introduction This article introduces Entity Framework to absolute beginners. The article is meant for developers who are primarily using ADO.NET to write their data access layers.  Many experienced developers will find this article very basic but sin…

framework名称 framework说明 framework文档 Accelerate.framework 包含加速数学和DSP函数 http://developer.apple.com/iphone/library/documentation/Accelerate/Reference/AccelerateFWRef/index.html#/apple_ref/doc/uid/TP40009465 AddressBook.framework 访问用户联系人数据库的函数 http://dev…

看U3D文档,心得:对于3D场景,使用分层次的距离裁剪,小物件分到一个层,稍远时就被裁掉,大物体分到一个层,距离很远时才裁掉,甚至不载.中物体介于二者之间. 文档如下: Good performance is critical to the success of many games. Below are some simple guidelines for maximizing the speed of your game’s rendering. Locate high graphics i…

原文:View Programming Guide for iOS View and Window Architecture Views and windows present your application’s user interface and handle the interactions with that interface. UIKit and other system frameworks provide a number of views that you can use a…

View and Window Architecture 视图和窗口架构 Views and windows present your application’s user interface and handle the interactions with that interface. UIKit and other system frameworks provide a number of views that you can use as-is with little or no mod…

1 Canvas教程 <canvas>是一个新的用于通过脚本(通常是JavaScript)绘图的HTML元素.例如,他可以用于绘图.制作图片的组合或者简单的动画(当然并不那么简单).It can for instance be used to draw graphs, make photo compositions or do simple (and not so simple) animations. 1.1 基本用法 Basic usage <canvas>元素 Let's s…

原文:http://noark9.github.io/2013/12/28/cocoa-drawing-guide-study-part-1/ 简介 cocoa drawing由AppKit提供并且也兼容其他的模式:Quartz,OpenGL,Core Image,Core Video,Quartz Composer,PDF Kit,QuickTime 基于Quartz,所以AppKit提供了Quartz相关的功能 基于path的绘图 创建,加载,显示图片 布局和显示文本 创建,显示PDF 半透…

Views Because view objects are the main way your application interacts with the user, they have many responsibilities. Here are just a few: 通过view对象是与用户交互的主要方式,它们有很多责任,下面是其中一些: Layout and subview management   布局 A view defines its own default resizin…