# \#collision-detection

**URL:** https://discourse.julialang.org/tag/collision-detection/1845.md

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## [Broad phase Collision detection: Bitboard approach](https://discourse.julialang.org/t/broad-phase-collision-detection-bitboard-approach/131512)

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**Author:** [@Gesee](https://discourse.julialang.org/u/Gesee)\
**Replies:** 30\
**Last updated:** [August 12, 2025, 12:45pm UTC](https://discourse.julialang.org/t/broad-phase-collision-detection-bitboard-approach/131512 "2025-08-12T12:45:48Z")

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I have recently tried a new approach to detect potential collisions in a 2D space, just for the broad phase (In this phase we just try to quickly reduce the number of potential collision to check) so I have come up with …