Sander Mertens/flecs: Release v2.0.4-beta

Name: flecs

Released: 2020-06-25

Release Assets:

This is a pre-release of v2.0. Do not use this release for production code. Bugs are to be expected. The purpose of this release is to help existing users migrate from v1.0 to v2.0.

This is a beta release, indicating that the public API for v2.0 is stable, unless indicated otherwise. Any headers under include/flecs/private are not part of the public API, and may be changed by patch & minor releases. Behavior changes may still occur as bugs are fixed and features are completed.

This release has the following new features:

Add ability to iterate scope with filter
Add ecs_get_child_count function
Allow for creating filtered snapshots & blobs by providing an iterator
Add ecs_set_time_scale function

This release implements the following improvements:

Allow parsing type expressions without asserting on error
Rename query sorting functions to sort_by and group_by
Improve test coverage
Remove inconsistencies in signatures between os API malloc, calloc and alloca
Remove variable masking warnings
Cleanup unused system declarations
Reorganize headers and source files to make it clearer which parts of the code are required, optional and part of the public API
improve file organization
fix cmake build

This release addresses the following issues:

Fix issue that could cause crash in map implementation
Fix issue where OnSet system could trigger on columns that are not owned
Remove references to UT_ macro's from bake.util
Replace TRUE and FALSE with true and false
Fix issue where new_from_path would add CHILDOF | 0 for entity in root

For a list of changes between v1 and v2 see the migration guide

Known issues:

OnSet systems are not invoked for tables created while staged
OnSet systems are not invoked when an overridden component is removed