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OpenCASCADE Community Edition (OCE): a community driven fork of the Open CASCADE library.

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The documentation for the `gp::XOY()` reads: > Identifies a coordinate system where its origin is Origin, and its "main Direction" and "X Direction" coordinates Z = 1.0, X = Y...

I'm compiling opencascade oce on macOS 10.15.6 with clang-7 under Nix. clang-7 uses the "gnu++14" language standard for C++ by default, if nothing else is specified. I couldn't find that...

I built oce-0.18.1 on MacOsX 10.14.6 without any problem. I installed into a user defines directory using ``` -DOCE_INSTALL_PREFIX=~/.local ``` When I want to load it into an executable, the...

these functions are glibc extensions and not available in all libc implementations

Personal I'm interested in a STEP 242 and IFC4 converting tool. See Mokup as an example with example data. ![grafik](https://user-images.githubusercontent.com/7795891/89912370-c4e2fc00-dbf2-11ea-8d39-d987f5f840ff.png)

Is there a good way to write a file converter using OCE? Are there any existing examples to work from? I would like to convert from STEP to X3D format....

I get the error `xlocale.h not found` when building occt 7.2 from sources. Installed dependencies: - glu 9.0.1 - freeglut 3.2.1 - tcl 8.6.10 - tk 8.6.10

Hi, I have a problem with the Boolean difference of two surfaces. Indeed, when I substract a surface (composed of a Bspline as border : surfacea1.brep in attach files) and...

Here are the patches we are currently using to get OCE to compile on OpenBSD. Thanks.

![image](https://user-images.githubusercontent.com/26535277/68945706-f35eb280-07eb-11ea-889f-f1e7445dfffe.png) As show in the pic. I use the `HLRBRep_Algo` to generate the projection of the spring. Does anybody know why the projection is not correct.