Flecs v4.0.3

Highlights

• None, just a lot of small improvements and bugfixes 🐛

Release notes

This version includes the following bugfixes:

• [cpp] Fix issue with modified<R, T> where first type is a tag
• [cpp] Fix conflicting identifier between flecs and magic_enum library
• [cpp] Fix issue with reparenting module that is in root namespace
• [cpp] Disable incorrect msvc warning on enum reflection code
• [core] Remove FLECS_API in block_allocator.c which was causing linker errors (thanks @Indra-db!)
• [core] Fix crash if component and entity w/component are deleted in same cleanup operation
• [core] Fix linked list corruption in supporting data structure for Union relationships
• [core] Fix issue where union relationships weren't copied from prefab to prefab instance
• [core] Fix bug with component overriding for prefabs with union pairs
• [core] Avoid size integer overflow of command buffer vector during world cleanup (thanks @jpeletier!)
• [queries] Fix issue with queries that match empty tables and iterate individual entities
• [queries] Fix issue with evaluating queries with any wildcards that match multiple tables
• [queries] Fix issue where offset could be applied to NULL address
• [observers] Fix issue with yield_existing observers and not terms
• [observers] Fix issue with getting field in OnSet observer after removing override
• [observers] Fix issue where (OnInstantiate, Override) would not trigger OnSet observers
• [expr] Fix memory leak after failed multiline string assignment
• [json] Fix JSON serialization for auto_override/toggle components
• [json] Fix issue with serializing type info to JSON for sparse components
• [log] Fix issue where ecs_log_set_level returns wrong value
• [stats] Fix issue in flecs::stats module when global MatchEmptyTables flag is set
• [alerts] Fix broken FLECS_NO_ALERTS macro (thanks @pfeodrippe!)

This version includes the following improvements:

• [cpp] Implement iter::targets for easy iteration of relationship targets for a field
• [cpp] Remove redundant call to strcpy in ecs_cpp_get_symbol_name
• [cpp] Enforce correct type when using *_second operations in entity, entity_view and entity_builder
• [queries] Return wildcard table records in ecs_iter_t::trs for any wildcard terms
• [queries] Report errors for invalid usage of cascade and desc modifiers
• [observers] Add yield_existing flags for customizing observer create/delete behavior
• [observers] Trigger events for optional observer terms
• [core] Add ecs_world_get_flags function
• [core] Escape separator characters in entity name when using ecs_get_path
• [core] Add option to escape characters for serialization in entity path
• [core] Implement ecs_table_clear_entities (thanks @gsnook!)
• [meta] Emit OnSet after modifying EcsEnum component (thanks @jpeletier!)
• [json] Fix issue with serializing queries that have large numbers of fields
• [json] Don't serialize base DontInherit components to JSON
• [rest] Include query plan used to populate cache in REST reply
• [http] Automatically test port range when creating HTTP server for multi-application support
• [doc] Add UUID to doc addon
• [docs] Add link to flecs raylib starter kit to documents
• [docs] Add Hyperion to README
• [docs] Add Age of Respair to README
• [docs] Fix incomplete sentence in query manual
• [docs] Fix find/replace errors in query manual
• [docs] Show how to use lookup functions in hierarchy examples
• [docs] Fix disabling typo in entity manual
• [docs] Fix TermAt indexing in C# docs (thanks @deathbeam!)
• [docs] Rename Routine to System in C# docs (thanks @deathbeam)
• [docs] Fix comment typo in prefab example (thanks @Indra-db)
• [docs] Fix broken link in relationship manual
• [docs] Add note to prefab manual on how prefabs are only ignored for entities matched on $this
• [docs] Add missing , in migration guide
• [docs] Fix typo in scopes section of query manual
• [tests] Fix duplicate test case
• [build] Remove unnecessary version attribute from flecs bazel model definition (thanks @reutermj!)
• [ci] macOS CI improvements (thanks @waywardmonkeys!)

Breaking changes

• ecs_get_path_w_sep_buf now has an additional escape argument (#466 (comment))

New Contributors

• @deathbeam made their first contribution in #1395

Full Changelog: v4.0.2...v4.0.3