From FreeCAD Documentation
0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z (Top)
- OCC
- Acronym for Open CASCADE. Prior to being open sourced, it used to be named CAS.CADE (abbreviated from Computer Aided Software for Computer Aided Design and Engineering).
- OCE
- Open CASCADE Community Edition. It provides patches, improvements and experiments contributed by users over the official Open CASCADE library. FreeCAD is known to work on either OCC or OCE.
- OCCT
- Open CASCADE Technology. See OCC.
- Open CASCADE
- The geometric modeling kernel (software library) underlying FreeCAD. Also called OCC or OCCT (for Open CASCADE Technology). See also OCE.
- OpenSCAD
- 1. Name of a script-only based CAD program.
- 2. A workbench in FreeCAD. The OpenSCAD workbench provides an interface for import/export of *.scad and *.csg models, as well as a some utility tools.
- Origin (원점)
- 좌표계의 중심입니다. 모든 것은 여기서부터 양 또는 음의 방향으로 나갑니다. 지구를 '원점'으로 보는 우리의 우주관도 마찬가지입니다.
- Orthographic
- See Orthographic projection and Multiview orthographic projection.