# \#brep

**URL:** https://forum.techsoft3d.com/tag/brep/36.md

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## [Need help to use A3DSurfBlend01, A3DSurfBlend02 and A3DSurfBlend03](https://forum.techsoft3d.com/t/need-help-to-use-a3dsurfblend01-a3dsurfblend02-and-a3dsurfblend03/2304)

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**Author:** [@gjnam](https://forum.techsoft3d.com/u/gjnam)\
**Replies:** 1\
**Last updated:** [July 10, 2023, 11:58pm UTC](https://forum.techsoft3d.com/t/need-help-to-use-a3dsurfblend01-a3dsurfblend02-and-a3dsurfblend03/2304 "2023-07-10T23:58:06Z")

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I wanna make complex brep models using A3D surfaces. I’m trying to use blend surface type(A3DSurfBlend01, A3DSurfBlend02 and A3DSurfBlend03), but It is difficult to use them because references(samples, documents etc) is…

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## [List of physical properties retrieved by HOOPS Exchange](https://forum.techsoft3d.com/t/list-of-physical-properties-retrieved-by-hoops-exchange/1466)

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**Author:** [@gabriel.peragine](https://forum.techsoft3d.com/u/gabriel.peragine)\
**Replies:** 3\
**Last updated:** [June 12, 2023, 4:20pm UTC](https://forum.techsoft3d.com/t/list-of-physical-properties-retrieved-by-hoops-exchange/1466 "2023-06-12T16:20:49Z")

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Depending on the input CAD format read, the HOOPS Exchange API is able to retrieve or re-compute several attributes concerning the “physical properties” (like the mass or volume) of a model. As its name suggests, the A3…

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## [How to import BREP to Parasolid, ACIS or OpenCascade](https://forum.techsoft3d.com/t/how-to-import-brep-to-parasolid-acis-or-opencascade/1503)

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**Author:** [@gabriel.peragine](https://forum.techsoft3d.com/u/gabriel.peragine)\
**Replies:** 0\
**Last updated:** [May 9, 2022, 4:00am UTC](https://forum.techsoft3d.com/t/how-to-import-brep-to-parasolid-acis-or-opencascade/1503 "2022-05-09T04:00:00Z")

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Introduction This is a very common use case, and HOOPS Exchange includes several tools that help with this. It’s also covered in our documentation and so a lot of what is written below is simple referencing into the HOOP…

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## [FAQ: What are the AdaptAndReplace/CopyAndAdapt parameters used by the ProjectPointCloudManager?](https://forum.techsoft3d.com/t/faq-what-are-the-adaptandreplace-copyandadapt-parameters-used-by-the-projectpointcloudmanager/1464)

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**Author:** [@gabriel.peragine](https://forum.techsoft3d.com/u/gabriel.peragine)\
**Replies:** 0\
**Last updated:** [March 15, 2022, 4:00am UTC](https://forum.techsoft3d.com/t/faq-what-are-the-adaptandreplace-copyandadapt-parameters-used-by-the-projectpointcloudmanager/1464 "2022-03-15T04:00:00Z")

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During its creation, the A3DProjectPointCloudManager performs some NURBS conversion of every RepresentationItem present in the input model. The same result can be reproduced by calling the AdaptAndReplace or CopyAndAdap…

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## [FAQ: Why is the A3DCrvBase\* for this A3DTopoEdge null?](https://forum.techsoft3d.com/t/faq-why-is-the-a3dcrvbase-for-this-a3dtopoedge-null/1463)

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**Author:** [@gabriel.peragine](https://forum.techsoft3d.com/u/gabriel.peragine)\
**Replies:** 0\
**Last updated:** [December 13, 2021, 5:00am UTC](https://forum.techsoft3d.com/t/faq-why-is-the-a3dcrvbase-for-this-a3dtopoedge-null/1463 "2021-12-13T05:00:00Z")

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Introduction As a developer using HOOPS Exchange, you would like to evaluate the exact positions and directions along the edges of a B-Rep model. While attempting to do this, you encounter A3DTopoEdge objects that have a…

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## [How-to: Compute points on edge](https://forum.techsoft3d.com/t/how-to-compute-points-on-edge/1447)

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**Author:** [@gabriel.peragine](https://forum.techsoft3d.com/u/gabriel.peragine)\
**Replies:** 0\
**Last updated:** [November 22, 2020, 5:00am UTC](https://forum.techsoft3d.com/t/how-to-compute-points-on-edge/1447 "2020-11-22T05:00:00Z")

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Compute points on a edge using A3DCrvEvaluate A3DSDKAdvancedTools.h — HOOPS Exchange 2023 documentation A3DTopoEdgeData sData; A3D\_INITIALIZE\_DATA(A3DTopoEdgeData, sData); A3DTopoEdgeGet(pEdge, &sData); const A3DCrvBa…

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## [How-to: Get edge length](https://forum.techsoft3d.com/t/how-to-get-edge-length/1446)

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**Author:** [@gabriel.peragine](https://forum.techsoft3d.com/u/gabriel.peragine)\
**Replies:** 0\
**Last updated:** [November 18, 2020, 5:00am UTC](https://forum.techsoft3d.com/t/how-to-get-edge-length/1446 "2020-11-18T05:00:00Z")

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Get length of a edge using A3DCurveLength which computes the length of a curve with interval of edge A3DSDKAdvancedTools.h — HOOPS Exchange 2023 documentation A3DTopoEdgeData sData; A3D\_INITIALIZE\_DATA(A3DTopoEdgeData,…