# \#dtv **URL:** https://forums.buildingsmart.org/tag/dtv/32.md [Latest](https://forums.buildingsmart.org/latest.md) · [Categories](https://forums.buildingsmart.org/categories.md) · [Tags](https://forums.buildingsmart.org/tags.md) --- ## [IFC4 Design Transfer View experiences?](https://forums.buildingsmart.org/t/ifc4-design-transfer-view-experiences/4362)
**Author:** [@curcur](https://forums.buildingsmart.org/u/curcur)\ **Replies:** 11\ **Last updated:** [August 25, 2022, 11:48am UTC](https://forums.buildingsmart.org/t/ifc4-design-transfer-view-experiences/4362 "2022-08-25T11:48:19Z")
It’s been almost three years since the IFC Design Transfer View was introduced, and, going by definition alone, it seemed super promising as a vehicle to allow for cross-software editing collaborations. However, it seems… --- ## [Precision value and two checks](https://forums.buildingsmart.org/t/precision-value-and-two-checks/1096)
**Author:** [@lassi.liflander](https://forums.buildingsmart.org/u/lassi.liflander)\ **Replies:** 3\ **Last updated:** [June 25, 2021, 1:52am UTC](https://forums.buildingsmart.org/t/precision-value-and-two-checks/1096 "2021-06-25T01:52:16Z")
“Value of the model precision for geometric models. It is a double value (REAL), typically in 1E-5 to 1E-8 range, that indicates the tolerance under which two given points are still assumed to be identical. The value can… --- ## [How to make the workflow seamlesly support material and grade values](https://forums.buildingsmart.org/t/how-to-make-the-workflow-seamlesly-support-material-and-grade-values/1091)
**Author:** [@lassi.liflander](https://forums.buildingsmart.org/u/lassi.liflander)\ **Replies:** 1\ **Last updated:** [June 17, 2021, 11:37pm UTC](https://forums.buildingsmart.org/t/how-to-make-the-workflow-seamlesly-support-material-and-grade-values/1091 "2021-06-17T23:37:19Z")
In the Design transfer view there is a need is to convert the IFC model into native objects. In structural model the material and the grade are mandatory and important information. How to standardize these in a way it al… --- ## [IFC & Data/Information](https://forums.buildingsmart.org/t/ifc-data-information/1930)
**Author:** [@ReD\_CoDE](https://forums.buildingsmart.org/u/ReD_CoDE)\ **Replies:** 0\ **Last updated:** [October 21, 2019, 11:27am UTC](https://forums.buildingsmart.org/t/ifc-data-information/1930 "2019-10-21T11:27:57Z")
Hi all, I clearly understand the logic behind the UserDefined to give enough freedom to the end-user (Convergence = Standardization & Divergence = Non-standardization) However, I think it’s the time to improve Psets, Q… --- ## [MaterialPass (Material Passport)](https://forums.buildingsmart.org/t/materialpass-material-passport/1901)
**Author:** [@ReD\_CoDE](https://forums.buildingsmart.org/u/ReD_CoDE)\ **Replies:** 0\ **Last updated:** [October 9, 2019, 3:38pm UTC](https://forums.buildingsmart.org/t/materialpass-material-passport/1901 "2019-10-09T15:38:15Z")
These days I’m thinking of IFC-based Material Passport through PBR materials plus simulation technologies/methodologies called MaterialPass (MaterialPass.org) ------------------------------------------------------------… --- ## [Any tools can view and measure ifc4 includes geometry type is IFCADVANCEDBREP](https://forums.buildingsmart.org/t/any-tools-can-view-and-measure-ifc4-includes-geometry-type-is-ifcadvancedbrep/1765)
**Author:** [@Rosalind](https://forums.buildingsmart.org/u/Rosalind)\ **Replies:** 12\ **Last updated:** [October 1, 2019, 5:45am UTC](https://forums.buildingsmart.org/t/any-tools-can-view-and-measure-ifc4-includes-geometry-type-is-ifcadvancedbrep/1765 "2019-10-01T05:45:42Z")
Hi All, I want to find a tool can view and measure IFC4 geometry, and use the tools (FZKViewer, IFCViewer, IFC++, Solibri, DDS-CAD, BIM Vision, etc.) to open a sample file which includes geometry type IFCADVANCEDBREP, t… --- ## [IFC implementers questionnaire](https://forums.buildingsmart.org/t/ifc-implementers-questionnaire/1797)
**Author:** [@berlotti](https://forums.buildingsmart.org/u/berlotti)\ **Replies:** 8\ **Last updated:** [September 25, 2019, 10:51am UTC](https://forums.buildingsmart.org/t/ifc-implementers-questionnaire/1797 "2019-09-25T10:51:47Z")
Hi all, There have been many discussions about IFC and its future. Currently buildingSMART International is coordinating a collaborative strategy for the future of IFC. A vital part of this, is the expertise, experien… --- ## [The non-permanent GUIDs](https://forums.buildingsmart.org/t/the-non-permanent-guids/1059)
**Author:** [@lassi.liflander](https://forums.buildingsmart.org/u/lassi.liflander)\ **Replies:** 4\ **Last updated:** [May 31, 2019, 9:11am UTC](https://forums.buildingsmart.org/t/the-non-permanent-guids/1059 "2019-05-31T09:11:50Z")
At the moment the non-permanent GUIDs are “faked” to look like the permanent GUIDs, but there should not be any real need to do. This is only causing problems to regression testing , to diffs, etc. Therefore I’m propos… --- ## [Where advanced Breps belong to in view-wise](https://forums.buildingsmart.org/t/where-advanced-breps-belong-to-in-view-wise/1060)
**Author:** [@lassi.liflander](https://forums.buildingsmart.org/u/lassi.liflander)\ **Replies:** 6\ **Last updated:** [February 25, 2019, 7:57am UTC](https://forums.buildingsmart.org/t/where-advanced-breps-belong-to-in-view-wise/1060 "2019-02-25T07:57:32Z")
The main purpose of the Design transfer view is to transfer data as clever way as possible (usually using parameters). The advanced brep provides means to transfer more smooth geometry. These goals are contradicting. My… --- ## [IfcSurfaceCurveSweptAreaSolid examples and documentation issues](https://forums.buildingsmart.org/t/ifcsurfacecurvesweptareasolid-examples-and-documentation-issues/742)
**Author:** [@igor.sokolov](https://forums.buildingsmart.org/u/igor.sokolov)\ **Replies:** 3\ **Last updated:** [December 7, 2018, 10:07am UTC](https://forums.buildingsmart.org/t/ifcsurfacecurvesweptareasolid-examples-and-documentation-issues/742 "2018-12-07T10:07:52Z")
959899\_test.4bsp.ifc (23.6 KB) 959899\_test.4poly.ifc (29.2 KB) 959899\_test.2x3.ifc (38.6 KB) 959899\_test.2x3brep.ifc (298.3 KB) Attached some examples using IfcSurfaceCurveSweptAreaSolid. I am looking for responses …