# \#vector

**URL:** https://forum.dynamobim.com/tag/vector/56.md

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## [Vector.AngleAboutAxis returns wrong value for 45 and 225 degree values](https://forum.dynamobim.com/t/vector-angleaboutaxis-returns-wrong-value-for-45-and-225-degree-values/107941)

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**Author:** [@sstefanovicXYV7V](https://forum.dynamobim.com/u/sstefanovicXYV7V)\
**Replies:** 3\
**Last updated:** [February 13, 2025, 8:44am UTC](https://forum.dynamobim.com/t/vector-angleaboutaxis-returns-wrong-value-for-45-and-225-degree-values/107941 "2025-02-13T08:44:07Z")

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So I’m building this script to place duct hangers at specific distances and the final step is to use the duct lines as driver of the direction of the hangers themselves. Using this node Vector.AngleAboutAxis I’m getting…

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## [Section View By CoordinateSystem Warning](https://forum.dynamobim.com/t/section-view-by-coordinatesystem-warning/95457)

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**Author:** [@ira.yap](https://forum.dynamobim.com/u/ira.yap)\
**Replies:** 0\
**Last updated:** [November 13, 2023, 2:53pm UTC](https://forum.dynamobim.com/t/section-view-by-coordinatesystem-warning/95457 "2023-11-13T14:53:14Z")

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Hello, I am trying to use the Sectionview.ByCoordinatesSystemMinPointMaxPoint Component but am getting this warning. The CoordinateSystems seem to be orthonormal, however I am not familiar with what MinEnabled and MaxEn…

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## [Relative position of two vectors](https://forum.dynamobim.com/t/relative-position-of-two-vectors/77747)

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**Author:** [@adam.ostroluckyDFFER](https://forum.dynamobim.com/u/adam.ostroluckyDFFER)\
**Replies:** 6\
**Last updated:** [June 20, 2022, 10:44am UTC](https://forum.dynamobim.com/t/relative-position-of-two-vectors/77747 "2022-06-20T10:44:14Z")

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Hello everyone, I am working on tramway forces calculation in Dynamo. I need to find out if vector v2 is on the left or the right side of vector v1 (positive/negative forces). I can get the angle of the vector planes bu…

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## [Vector.Y incorrect value?](https://forum.dynamobim.com/t/vector-y-incorrect-value/68870)

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**Author:** [@Jason\_Parker](https://forum.dynamobim.com/u/Jason_Parker)\
**Replies:** 4\
**Last updated:** [October 5, 2021, 4:50pm UTC](https://forum.dynamobim.com/t/vector-y-incorrect-value/68870 "2021-10-05T16:50:14Z")

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I’m not sure what’s going on here, but why would Vector.Y be reporting -7.x?

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## [Revit - angle walls to true north - reporting in clockwise direction](https://forum.dynamobim.com/t/revit-angle-walls-to-true-north-reporting-in-clockwise-direction/59971)

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**Author:** [@RichTea](https://forum.dynamobim.com/u/RichTea)\
**Replies:** 1\
**Last updated:** [September 3, 2021, 8:23am UTC](https://forum.dynamobim.com/t/revit-angle-walls-to-true-north-reporting-in-clockwise-direction/59971 "2021-09-03T08:23:50Z")

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Hi everyone, Firstly - thank you so much to all who contribute to this forum. I want to develop a Revit script that reports the angle of all walls in relation to true north in a clockwise direction. I have developed t…

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## [Line direction is slightly rotated, Can I make them parallel?](https://forum.dynamobim.com/t/line-direction-is-slightly-rotated-can-i-make-them-parallel/65311)

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**Author:** [@qpqp1065](https://forum.dynamobim.com/u/qpqp1065)\
**Replies:** 3\
**Last updated:** [July 29, 2021, 7:08am UTC](https://forum.dynamobim.com/t/line-direction-is-slightly-rotated-can-i-make-them-parallel/65311 "2021-07-29T07:08:33Z")

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Here’s the wall line in dwg. The problem is the lines, which I thought was supposed to be parallel, is actually not. So, I imported it to revit, and have seen what’s going on Like above, I made a code to rotate …

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## [Is there a way to copy an element by vector without the node from clockwork](https://forum.dynamobim.com/t/is-there-a-way-to-copy-an-element-by-vector-without-the-node-from-clockwork/63025)

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**Author:** [@myrte.lindeman](https://forum.dynamobim.com/u/myrte.lindeman)\
**Replies:** 1\
**Last updated:** [April 19, 2021, 2:45pm UTC](https://forum.dynamobim.com/t/is-there-a-way-to-copy-an-element-by-vector-without-the-node-from-clockwork/63025 "2021-04-19T14:45:29Z")

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the node from clockwork doesn’t work well with lists, so I’m trying to get another solution

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## [Element Tag location - offset point](https://forum.dynamobim.com/t/element-tag-location-offset-point/29801)

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**Author:** [@Cosgrovedt](https://forum.dynamobim.com/u/Cosgrovedt)\
**Replies:** 8\
**Last updated:** [January 22, 2021, 1:07pm UTC](https://forum.dynamobim.com/t/element-tag-location-offset-point/29801 "2021-01-22T13:07:24Z")

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Hi, hope someone can help me with this. Im trying to add a tag on a duct accessory, but with an offset so the tag is in the same place regardless of the elements rotation or size. I’ve got it working so it adds a t…

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## [Moving a Project Base Point inside all linked RVT models and nested link models along the vector X and Y with Dynamo](https://forum.dynamobim.com/t/moving-a-project-base-point-inside-all-linked-rvt-models-and-nested-link-models-along-the-vector-x-and-y-with-dynamo/32755)

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**Author:** [@rafal.lewandowski](https://forum.dynamobim.com/u/rafal.lewandowski)\
**Replies:** 13\
**Last updated:** [March 21, 2020, 1:45am UTC](https://forum.dynamobim.com/t/moving-a-project-base-point-inside-all-linked-rvt-models-and-nested-link-models-along-the-vector-x-and-y-with-dynamo/32755 "2020-03-21T01:45:31Z")

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Hi Everybody! I would like to move Project Base Point inside linked RVT models and nested link models by set values along the vector X and Y. I will be grateful for any ideas!

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## [Vectorfield/Flow package request](https://forum.dynamobim.com/t/vectorfield-flow-package-request/48180)

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**Author:** [@Thorsten.Strathaus](https://forum.dynamobim.com/u/Thorsten.Strathaus)\
**Replies:** 1\
**Last updated:** [March 17, 2020, 8:28pm UTC](https://forum.dynamobim.com/t/vectorfield-flow-package-request/48180 "2020-03-17T20:28:31Z")

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Hi there, I\`m looking for a package or hints, how to solve my “flow” problem. Which is not sanitary… I want to create some flow particles or vectorfield to “move/flow” through a contained space. these two rivers ne…

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## [Beginner: Transform Vector](https://forum.dynamobim.com/t/beginner-transform-vector/38967)

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**Author:** [@hawkinsj925](https://forum.dynamobim.com/u/hawkinsj925)\
**Replies:** 2\
**Last updated:** [July 31, 2019, 6:04pm UTC](https://forum.dynamobim.com/t/beginner-transform-vector/38967 "2019-07-31T18:04:12Z")

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I am a beginner trying to learn dynamo in my spare time. I am trying to create a line that will always be perpendicular to another line within the x,y plane. I am trying to use the Vector.Transform, but I am not sure how…

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## [Get Z vector from a curve - python](https://forum.dynamobim.com/t/get-z-vector-from-a-curve-python/38605)

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**Author:** [@Cosgrovedt](https://forum.dynamobim.com/u/Cosgrovedt)\
**Replies:** 1\
**Last updated:** [July 23, 2019, 2:22pm UTC](https://forum.dynamobim.com/t/get-z-vector-from-a-curve-python/38605 "2019-07-23T14:22:34Z")

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Hi, can anyone help me isolate the Z vector in this python script? This outputs the element curve of in my case a duct. If i can get the Z Vector or Z values of start and end points i should be able to isolate any ver…

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## [Point at specified distance along a curve](https://forum.dynamobim.com/t/point-at-specified-distance-along-a-curve/32153)

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**Author:** [@Cosgrovedt](https://forum.dynamobim.com/u/Cosgrovedt)\
**Replies:** 2\
**Last updated:** [February 15, 2019, 10:36am UTC](https://forum.dynamobim.com/t/point-at-specified-distance-along-a-curve/32153 "2019-02-15T10:36:53Z")

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I can play around with the curve point as parameter input, so 0 will give me the start of the line, 1 the end and 0.5 the midpoint. but Is there a way of getting the point to be a set distance along the curve, regardl…

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## [Filter list of vectors by axis](https://forum.dynamobim.com/t/filter-list-of-vectors-by-axis/31057)

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**Author:** [@eamonn\_d](https://forum.dynamobim.com/u/eamonn_d)\
**Replies:** 6\
**Last updated:** [January 29, 2019, 9:43am UTC](https://forum.dynamobim.com/t/filter-list-of-vectors-by-axis/31057 "2019-01-29T09:43:45Z")

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Hi, My main goal is to mesh a floor geometry in revit and frame it with different sections in the horizontal, vertical and diagonal directions. I would like to filter my list of vectors if they contain a value in the x…

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## [Projecting from interior to the exterior of an enclosed surface](https://forum.dynamobim.com/t/projecting-from-interior-to-the-exterior-of-an-enclosed-surface/21811)

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**Author:** [@Jason.Wheeler](https://forum.dynamobim.com/u/Jason.Wheeler)\
**Replies:** 2\
**Last updated:** [May 10, 2018, 6:56pm UTC](https://forum.dynamobim.com/t/projecting-from-interior-to-the-exterior-of-an-enclosed-surface/21811 "2018-05-10T18:56:06Z")

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Hi All, I have vertical lines that are in the interior of an extruded rectangle and I’m trying to project them onto the extruded rectangle… I have used Curve.Project and Surface.ProjectInputOnto. Using these I have fou…

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## [Rebar.byCurve weird bug (?)](https://forum.dynamobim.com/t/rebar-bycurve-weird-bug/20038)

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**Author:** [@MargaridaMB](https://forum.dynamobim.com/u/MargaridaMB)\
**Replies:** 6\
**Last updated:** [March 23, 2018, 3:32pm UTC](https://forum.dynamobim.com/t/rebar-bycurve-weird-bug/20038 "2018-03-23T15:32:27Z")

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Hello guys, When using Dynamoforrebar’s Rebar.by.curve node I am experiencing a rather interesting bug. Whenever I run the program it gives me back an error in the node mentioned, saying that the host is not valid. Howe…

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## [Tag in clockwise direction: Sort Vector Rotation](https://forum.dynamobim.com/t/tag-in-clockwise-direction-sort-vector-rotation/10860)

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**Author:** [@Tom\_James](https://forum.dynamobim.com/u/Tom_James)\
**Replies:** 7\
**Last updated:** [October 22, 2017, 3:58pm UTC](https://forum.dynamobim.com/t/tag-in-clockwise-direction-sort-vector-rotation/10860 "2017-10-22T15:58:18Z")

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Hi all, My plan is to sort a list of angles created from the “vector.angleaboutaxis” node in a clockwise direction. I assumed that this would start the Y Axis at 0 and it would end at 360 in a clockwise direction. I’m…

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## [Line Direction of closed boundaries](https://forum.dynamobim.com/t/line-direction-of-closed-boundaries/8188)

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**Author:** [@Cesar\_Escalante2](https://forum.dynamobim.com/u/Cesar_Escalante2)\
**Replies:** 2\
**Last updated:** [December 12, 2016, 7:19pm UTC](https://forum.dynamobim.com/t/line-direction-of-closed-boundaries/8188 "2016-12-12T19:19:35Z")

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Given a closed chain of boundary lines in the same plane, each line displaying different vector line directions, is there a way to change all the lines' vector direction so they all read as a chain of vectors in counterc…
