viewport

参见：Viewport

英语

viewport (2) of a window

词源

源自 view +‎ port。

发音

• 国际音标^(帮助): /ˈvjuːpɔː(ɹ)t/

• 音频（英国）：

  (档案)

• 韵部：-uːpɔː(ɹ)t
• 断字：view‧port

名词

viewport (复数 viewports)

1. 观察窗

   acrylic plastic viewports in pressure vessels for human occupancy

   （请为本使用例添加中文翻译）

2. (计算机图形学) 视角，视口

   Dragging the scroll-bar changes which part of the picture is visible within the viewport.

   拖动滚动条可以改变视口内图片的可见部分。

动词

viewport (第三人称单数简单现在时 viewports，现在分词 viewporting，一般过去时及过去分词 viewported)

1. (及物，计算机图形学) 调整（图像或区域）以与视角适配
   • 1979, Tutorial: Computer Graphics，第 80 页:

     Some general ideas on clipping, viewporting, and windowing can be found in Rogers and Adams.

     （请为本引文添加中文翻译）

   • 1980, MTS, the Michigan Terminal System, 第 17 卷，第 42 页:

     Viewporting is an operation that takes the portion of the picture that has been mapped into the square region delimited by -1,+1,-1,+1 and further maps it into a rectangular subregion of the screen (a viewport).

     （请为本引文添加中文翻译）

   • 2012, Scott Preston, Learn HTML5 and JavaScript for iOS:

     The main thing I want you to take away from this chapter is knowing where to start and creating a very simple viewported web site using nothing more than an extra <meta> tag and simple HTML.

     （请为本引文添加中文翻译）