Discussions

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  Generating a valid loop after splitting up a polygon at the antimeridian

  boulder-pika started Jan 22, 2026 in General

  

  

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  Intersection of polygon borders

  iskandari asked May 3, 2024 in Q&A · Unanswered

  

  

  

  

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  What is the best way to calculate st_contains(linestring/multiLinestring, linestring/multiLinestring) like BigQuery does?

  shinyano asked Aug 20, 2025 in Q&A · Unanswered

  

  

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  Splitting polygonal geometry at a meridian

  tzakharko started Jul 4, 2025 in General

  

  

  

  

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  Maintenance of S2 Golang

  iulian-gm started Mar 11, 2025 in General · Closed

  

  

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  Miter inflation

  dm356 asked Sep 28, 2024 in Q&A · Answered

  

  

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  Query contains edge

  dm356 asked Sep 27, 2024 in Q&A · Answered

  

  

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  Using alpine

  chrislovecnm asked Sep 21, 2024 in Q&A · Unanswered

  

  

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  Inverting a multi-polygon

  dm356 asked Jun 28, 2024 in Q&A · Answered

  

  

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  Query intersection of an edge for loops within loops

  dm356 asked Jun 28, 2024 in Q&A · Closed · Unanswered

  

  

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  I'm so glad to see this project be maintained!

  aliwo started Jan 27, 2024 in General · Closed

  

  

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  Citation for academic work

  ckrapu asked Jan 15, 2024 in Q&A · Unanswered

  

  

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  How to boost::serialize S2PointIndex

  GoroYeh-HRI asked Oct 31, 2023 in Q&A · Unanswered

  

  

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  Display the grid

  ClearlyAwesome asked Sep 4, 2023 in Q&A · Unanswered

  

  

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  Is there any method to calculate the ecef coord of the left-up corner of a specified cell id?

  xztao started Jul 28, 2023 in General

  

  

  

  

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  S2 buffer Calculation memory is not released

  LemonLiTree asked Jul 24, 2023 in Q&A · Unanswered

  

  

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  Some questions about Indexing for Search

  LemonLiTree asked Jul 24, 2023 in Q&A · Unanswered

  

  

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  trouble generating cell ids for MultiPollygons

  kgeographer started Jul 22, 2023 in General

  

  

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  S2BufferOperation calculation results are not as expected

  LemonLiTree asked Jun 28, 2023 in Q&A · Closed · Unanswered

  

  

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  Will constructing S2shapeindex with a large amount of geo data take up a lot of memory?

  LemonLiTree asked Jun 26, 2023 in Q&A · Unanswered

  

  

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  Does multipoint,multiPolyline,multiPolygon support？

  LemonLiTree started Apr 27, 2023 in General

  

  

  

  

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  Is the S2 library based on the WGS-84 coordinate system?

  LemonLiTree asked Apr 13, 2023 in Q&A · Closed · Answered

  

  

  

  

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  Coordinate precision problem

  LemonLiTree asked Apr 13, 2023 in Q&A · Closed · Unanswered

  

  

  

  

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  How to convert between S2geo type value and WKB

  LemonLiTree asked Apr 4, 2023 in Q&A · Unanswered

  

  

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  How to implement the st_angle function

  LemonLiTree asked Mar 29, 2023 in Q&A · Closed · Unanswered

  

  

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