# Isovist Problem

**URL:** <https://forum.dynamobim.com/t/isovist-problem/51991>\
**Category:** Revit\
**Tags:** dynamo\
**Created:** [June 17, 2020, 10:08pm UTC](https://forum.dynamobim.com/t/isovist-problem/51991 "2020-06-17T22:08:56Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![mrkpkimEMSRM](https://avatars.discourse-cdn.com/v4/letter/m/9fc348/32.png) [@mrkpkimEMSRM](https://forum.dynamobim.com/u/mrkpkimEMSRM)\
**Post date:** [June 17, 2020, 10:08pm UTC](https://forum.dynamobim.com/t/isovist-problem/51991/1 "2020-06-17T22:08:56Z")

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Hello I have a script here that I’m trying to do Isovist analysis.  
however encountered a problem at the point where I’m trying to get all the points that the vision rays and obstructions are intersecting.

does anyone know how to solve this?

Thank you in advance!  
[Isovist Question.dyn](https://forum.dynamobim.com/uploads/short-url/60BntSp4KysJo1khrEQE3hIHIK1.dyn) (26.2 KB)

 ![image](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/2/8/286133e0f05ae7deced8df31fe363c1b5155f63d.png)

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<div class="post-metadata">

**Author:** ![jacob.small](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/jacob.small/32/161030_2.png) [@jacob.small](https://forum.dynamobim.com/u/jacob.small)\
**Post date:** [June 19, 2020, 12:51am UTC](https://forum.dynamobim.com/t/isovist-problem/51991/2 "2020-06-19T00:51:21Z")

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This link may help: [RefineryToolkits/README.md at master · DynamoDS/RefineryToolkits · GitHub](https://github.com/DynamoDS/RefineryToolkits/blob/master/src/SpacePlanning/README.md#sample-6---generativetoolkit_isovistfrompointtest)