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Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog (https://keepachangelog.com/en/1.0.0/) and this project adheres to Semantic Versioning (https://semver.org/).

[0.0.9] — 2026-03-03​

Changed​

  • Refactored ActiveCast.luau
  • Merged ActiveBlockcast.luau and ActiveSpherecast.luau with ActiveCast.luau
  • Updated TypeDef, Enums, FastCastVMs
  • Removed FastCast:SafeCall(func, ...)
  • Changed CFrame.new() to CFrame.new(origin) in ActiveCast.luau

Fixed​

  • Spherecast not working
  • Type errors
  • Typo fixes
  • No longer errors now when attempting to index with FastCastEvents with guarding
  • Fix CanPierce logic and unnecessary things
  • Fix unnamed parameters in all callback function types
  • Fix incorrect union types on Caster signal fields (removed RBXScriptSignal, RBXScriptConnection)
  • Fix GetVelocityCast and AddAccelerationCast signatures
  • Fix SphereCastRayInfo @type doc copying BlockCastRayInfo
  • Fix OnCastFireFunction @type unnamed parameters
  • Remove stale RBXScriptSignal references from Caster @type doc
  • Fixed GetAccelerationCast returning velocity instead of acceleration
  • Fixed AddPositionCast, AddVelocityCast, AddAccelerationCast calling nonexistent methods
  • Fixed missing return after cascading cast warn in SimulateCast and Stepped
  • Fixed Destroy referencing RayHit/RayPierced instead of Hit/Pierced
  • Fixed DBG_SEGMENT_SUB_COLOR2 being identical to DBG_SEGMENT_SUB_COLOR
  • Fixed numWorkers assertion from > 1 to >= 1
  • Fixed BulkMoveTo double-connection guard in BindBulkMoveTo

Removed​

  • Removed unused SafeCall, material, and dead code

Improved​

  • Merged ResumeCast into PauseCast(cast, value) for simplicity
  • Added missing SetPositionCast method
  • Updated all doc comments to use vaildcast type consistently
  • Add guarding for SetFastCastEventsModule
  • Cached CastFire from require FastCastEventsModule result in SetFastCastEventsModule
  • Removed unused variables in ActiveCast.luau and BaseCast.luau

[0.0.8] — 2026-02-21​

Added​

  • Spherecast feature — adds sphere-based casting for broader collision detection and hit testing.

Changed​

  • Blockcast visualization no longer stretched by cast length.
  • Cleaned up code and performed minor refactors for readability.
  • Updated documentation comments for clarity.

Fixed​

  • Type errors
  • FastCast2 now uses copy table instead of shared table for .newBehavior()

[0.0.7] - 2026-02-11​

Added​

  • Support for initial UserData on cast behaviors (behavior.UserData).
  • Additional Caster interface methods to mirror ActiveCast/ActiveBlockcast functionality.

Changed​

  • Refactored core architecture into an Entity-Component-System (ECS) structure.
  • Updated FastCast method calls to use object-style syntax (FastCast:method()).
  • Renamed events for clarity:
    • RayHit → Hit
    • CanRayPierce → CanPierce
    • RayPierced → Pierced
  • Improved and corrected type definitions.
  • Updated documentation comments for clarity and accuracy.

Removed​

  • Removed BetterLengthChangedModule.
  • Removed CanRayPierceModule (functionality replaced by FastCastEventsModule).

Fixed​

  • Fixed crash in Caster:Destroy() when indexing nil components.
  • Fixed module loading issues when required in parallel threads.
  • Added safeguards to prevent indexing nil FastCastEventsModule.
  • Added proper initialization checks to prevent premature Caster method usage.

[0.0.6] - 2026-02-08​

Changed​

  • Internal structural improvements and refactoring for stability.
  • Documentation refinements and cleanup.

Fixed​

  • Various minor internal consistency fixes.

[0.0.5] - 2026-01-31​

Added​

  • Introduced FastCast2 testing ground.
  • Added benchmarking tools.
  • Added AWPTestGround for projectile behavior testing.

[0.0.3] - 2026-01-03​

Added​

  • Introduced testing framework components.
  • Added client-server projectile simulation.
  • Added performance testing scenarios.
  • Added unreliable packet networking support.

[0.0.1] - 2025-11-23​

Added​

  • Initial release of FastCast2.
  • Core casting and blockcasting functionality.
  • Basic project structure.
  • Initial Roblox Studio test project.