V2EX isometric projection

Isometric Projection

定义 Definition

等轴测投影:一种常见的轴测投影(平行投影)方法,把三维物体投到二维平面上,同时让三个相互垂直的轴在图上以相同的缩短比例呈现,通常三轴之间夹角在图面上约为 120°。常用于工程制图、建筑表达与游戏/像素风视觉中。(也可泛指“等距视角”的表现方式。)

发音 Pronunciation (IPA)

/asmtrk prdkn/

例句 Examples

Isometric projection is useful for showing a 3D object on a 2D page.
等轴测投影有助于在二维页面上展示三维物体。

The manual includes an isometric projection of the assembly so technicians can identify parts without hidden-line confusion.
手册提供了装配体的等轴测投影图,方便技术人员识别零件,避免被隐藏线干扰。

词源 Etymology

isometric 来自希腊语词根 iso-(“相同”)+ -metric(“测量、度量”),字面意思是“等度量的”。projection 源自拉丁语 proicere(向前投掷、投射),在绘图/几何语境中指“把空间中的点投到平面上”的方法。合起来即“按等度量规则进行的投影表示”。

相关词 Related Words

文学与著作 Literary Works

  • Technical Drawing with Engineering Graphics(Giesecke 等):在轴测图章节中系统讨论 isometric projection 的画法与应用。
  • Engineering Drawing and Design(Madsen & Madsen):以实例展示装配图与等轴测投影的表达规范。
  • Engineering Drawing and Graphic Technology(Jensen 等):讲解等轴测投影与其他平行投影的区别与制图步骤。
  • Computer Graphics: Principles and Practice:在投影与视图变换相关内容中提到等轴测/轴测投影在图形学中的使用场景。
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