Flecs v3.2.6

Highlights

• Realtime strategy game Tempest Rising uses Flecs!
• 20% performance increase for add/remove operations when entity already has the component
• Experimental new web tool and JavaScript API for working with the Flecs REST API
• Improved support and CI testing for MinGW targets

Release notes

This version includes the following bugfixes:

• Fix issue with queries and recycled component ids
• Fix JSON serializer issue where serialize_alerts is enabled but module is not imported
• Fix meta bug where member count was ignored if explicit offset was provided (thanks @ZeroErrors!)
• Fix C++ compiler errors when using ecs_map_t macro API
• Fix assert when serializing entity alerts for alert without message template
• Fix recursive cleanup issue for entities with multiple relationships to parent entity
• Fix C++ component hook registration issue when child type was registered before parent

This version includes the following improvements:

• [c] Fix inconsistencies between column index and type index in table API
• [c] Fix naming inconsistencies in table API
• [cpp] Fix inconsistencies between column index and type index in flecs::table API
• [cpp] Fix naming inconsistencies in flecs::table API
• [cpp] Add component::member overload that takes pointer to member (thanks @ZeroErrors!)
• [cpp] Add const to flecs::string::size and flecs::string::length (thanks @yuyoyuppe!)
• [cpp] Add world::scope(const char*) method (thanks @sasichkamega!)
• [meta] Add support for packed structs (thanks @ZeroErrors!)
• [meta] Remove unused size/alignment from EcsMetaType (thanks @ZeroErrors!)
• [rest] Reduce amount of default enabled parameters for REST query endpoint
• [internals] Simplify table data structures
• [internals] Improve organization and naming of source files
• [doc] Add note to FAQ about why (recycled) entity ids can be large
• [doc] Add Tempest Rising to README
• [doc] Add note on empty entities to cleanup order
• [ci] Add msys/mingw builds to CI
• [ci] Fix orphaned tests

Benchmark results
https://github.com/SanderMertens/ecs_benchmark/tree/e66a97d07528be158c1875b7193612904d203ef7

Breaking changes

• Table API changes (#466 (comment))

Known issues:
#844
#765
#714
#620
#478
#314

New Contributors

• @yuyoyuppe made their first contribution in #1019
• @sasichkamega made their first contribution in #1027

Full Changelog: v3.2.5...v3.2.6