CHANGELOG.md

Changelog

While we try to keep the Unreleased changes updated, it is often behind and does not include all merged pull requests. To see a list of all changes since the latest release, you may compare current changes on git with previous release tags.

Version 0.4.0 (2020-12-19)

Added

• add bevymark benchmark example
• gltf: support camera and fix hierarchy
• Add tracing spans to schedules, stages, systems
• add example that represents contributors as bevy icons
• Add received character
• Add bevy_dylib to force dynamic linking of bevy
• Added RenderPass::set_scissor_rect
• bevy_log
  • Adds logging functionality as a Plugin.
  • Changes internal logging to work with the new implementation.
• cross-platform main function
• Controllable ambient light color
  • Added a resource to change the current ambient light color for PBR.
• Added more basic color constants
• Add box shape
• Expose an EventId for events
• System Inputs, Outputs, and Chaining
• Expose an EventId for events
• Added set_cursor_position to Window
• Added new Bevy reflection system
  • Replaces the properties system
• Add support for Apple Silicon
• Live reloading of shaders
• Store mouse cursor position in Window
• Add removal_detection example
• Additional vertex attribute value types
• Added WindowFocused event
• Tracing chrome span names
• Allow windows to be maximized
• GLTF: load default material
• can spawn a scene from a ChildBuilder, or directly set its parent when spawning it
• add ability to load .dds, .tga, and .jpeg texture formats
• add ability to provide custom a AssetIo implementation

Changed

• delegate layout reflection to RenderResourceContext
• Fall back to remove components one by one when failing to remove a bundle
• Port hecs derive macro improvements
• Use glyph_brush_layout and add text alignment support
• upgrade glam and hexasphere
• Flexible ECS Params
• Make Timer.tick return &Self
• FileAssetIo includes full path on error
• Removed ECS query APIs that could easily violate safety from the public interface
• Changed Query filter API to be easier to understand
• bevy_render: delegate buffer aligning to render_resource_context
• wasm32: non-spirv shader specialization
• Renamed XComponents to XBundle
• Check for conflicting system resource parameters
• Tweaks to TextureAtlasBuilder.finish()
• do not spend time drawing text with is_visible = false
• Extend the Texture asset type to support 3D data
• Breaking changes to timer API
  • Created getters and setters rather than exposing struct members.
• Removed timer auto-ticking system
  • Added an example of how to tick timers manually.
• When a task scope produces <= 1 task to run, run it on the calling thread immediately
• Breaking changes to Time API
  • Created getters to get Time state and made members private.
  • Modifying Time's values directly is no longer possible outside of bevy.
• Use mailbox instead of fifo for vsync on supported systems
• switch winit size to logical to be dpi independent
• Change bevy_input::Touch API to match similar APIs
• Run parent-update and transform-propagation during the "post-startup" stage (instead of "startup")
• Renderer Optimization Round 1
• ChangeTextureAtlasBuilder into expected Builder conventions
• Optimize Text rendering / SharedBuffers
• hidpi swap chains
• optimize asset gpu data transfer
• naming coherence for cameras
• Schedule v2
• Use shaderc for aarch64-apple-darwin
• update Window's width & height methods to return f32
• Break out Visible component from Draw
  • Users setting Draw::is_visible or Draw::is_transparent should now set Visible::is_visible and Visible::is_transparent
• winit upgraded from version 0.23 to version 0.24
• set is_transparent to true by default for UI bundles

Fixed

• Fixed typos in KeyCode identifiers
• Remove redundant texture copies in TextureCopyNode
• Fix a deadlock that can occur when using scope() on ComputeTaskPool from within a system
• Don't draw text that isn't visible
• Use instant::Instant for WASM compatibility
• Fix pixel format conversion in bevy_gltf
• Fixed duplicated children when spawning a Scene
• Corrected behaviour of the UI depth system
• Allow despawning of hierarchies in threadlocal systems
• Fix RenderResources index slicing
• Run parent-update and transform-propagation during the "post-startup" stage
• Fix collision detection by comparing abs() penetration depth
• deal with rounding issue when creating the swap chain
• only update components for entities in map
• Don't panic when attempting to set shader defs from an asset that hasn't loaded yet

Version 0.3.0 (2020-11-03)

Added

• Touch Input
• iOS XCode Project
• Android Example and use bevy-glsl-to-spirv 0.2.0
• Introduce Mouse capture API
• bevy_input::touch: implement touch input
• D-pad support on MacOS
• Support for Android file system
• app: PluginGroups and DefaultPlugins
  • PluginGroup is a collection of plugins where each plugin can be enabled or disabled.
• Support to get gamepad button/trigger values using Axis<GamepadButton>
• Expose Winit decorations
• Enable changing window settings at runtime
• Expose a pointer of EventLoopProxy to process custom messages
• Add a way to specify padding/ margins between sprites in a TextureAtlas
• Add bevy_ecs::Commands::remove for bundles
• impl Default for TextureFormat
• Expose current_entity in ChildBuilder
• AppBuilder::add_thread_local_resource
• Commands::write_world_boxed takes a pre-boxed world writer to the ECS's command queue
• FrameTimeDiagnosticsPlugin now shows "frame count" in addition to "frame time" and "fps"
• Add hierarchy example
• WgpuPowerOptions for choosing between low power, high performance, and adaptive power
• Derive Debug for more types: #597, #632
• Index buffer specialization
  • Allows the use of U32 indices in Mesh index buffers in addition to the usual U16 indices
  • Switch to u32 indices by default
• More instructions for system dependencies
  • Add systemd-devel for Fedora Linux dependencies
  • Add libudev-dev to Ubuntu dependencies
  • Add Void Linux to linux dependencies file
  • WSL2 instructions
• Suggest -Zrun-dsymutil-no for faster compilation on MacOS

Changed

• ecs: ergonomic query.iter(), remove locks, add QuerySets
  • query.iter() is now a real iterator!
  • QuerySet allows working with conflicting queries and is checked at compile-time.
• Rename query.entity() and query.get()
  • query.get::<Component>(entity) is now query.get_component::<Component>(entity)
  • query.entity(entity) is now query.get(entity)
• Asset system rework and GLTF scene loading
• Introduces WASM implementation of AssetIo
• Move transform data out of Mat4
• Separate gamepad state code from gamepad event code and other customizations
• gamepad: expose raw and filtered gamepad events
• Do not depend on spirv-reflect on wasm32 target
• Move dynamic plugin loading to its own optional crate
• Add field to WindowDescriptor on wasm32 targets to optionally provide an existing canvas element as winit window
• Adjust how ArchetypeAccess tracks mutable & immutable deps
• Use FnOnce in Commands and ChildBuilder where possible
• Runners explicitly call App.initialize()
• sRGB awareness for Color
  • Color is now assumed to be provided in the non-linear sRGB colorspace. Constructors such as Color::rgb and Color::rgba will be converted to linear sRGB.
  • New methods Color::rgb_linear and Color::rgba_linear will accept colors already in linear sRGB (the old behavior)
  • Individual color-components must now be accessed through setters and getters.
• Mesh overhaul with custom vertex attributes
  • Any vertex attribute can now be added over mesh.attributes.insert().
  • See example/shader/mesh_custom_attribute.rs
  • Removed VertexAttribute, Vertex, AsVertexBufferDescriptor.
  • For missing attributes (requested by shader, but not defined by mesh), Bevy will provide a zero-filled fallback buffer.
• Despawning an entity multiple times causes a debug-level log message to be emitted instead of a panic: #649, #651
• Migrated to Rodio 0.12
  • New method of playing audio can be found in the examples.
• Added support for inserting custom initial values for Local<T> system resources #745

Fixed

• Properly update bind group ids when setting dynamic bindings
• Properly exit the app on AppExit event
• Fix FloatOrd hash being different for different NaN values
• Fix Added behavior for QueryOne get
• Update camera_system to fix issue with late camera addition
• Register IndexFormat as a property
• Fix breakout example bug
• Fix PreviousParent lag by merging parent update systems
• Fix bug of connection event of gamepad at startup
• Fix wavy text

Version 0.2.1 (2020-9-20)

Fixed

• Remove UI queue print
• Use async executor 1.3.0

Version 0.2.0 (2020-9-19)

Added

• Task System for Bevy
  • Replaces rayon with a custom designed task system that consists of several "TaskPools".
  • Exports IOTaskPool, ComputePool, and AsyncComputePool in bevy_tasks crate.
• Parallel queries for distributing work over with the ParallelIterator trait.
  • e.g. query.iter().par_iter(batch_size).for_each(/* ... */)
• Added gamepad support using Gilrs
• Implement WASM support for bevy_winit
• Create winit canvas under WebAssembly
• Implement single threaded task scheduler for WebAssembly
• Support for binary glTF (.glb).
• Support for Or in ECS queries.
• Added methods unload() and unload_sync() on SceneSpawner for unloading scenes..
• Custom rodio source for audio.
  • AudioOuput is now able to play anything Decodable.
• Color::hex for creating Color from string hex values.
  • Accepts the forms RGB, RGBA, RRGGBB, and RRGGBBAA.
• Color::rgb_u8 and Color::rgba_u8.
• Added bevy_render::pass::ClearColor to prelude.
• SpriteResizeMode may choose how Sprite resizing should be handled. Automatic by default.
• Added methods on Input<T> for iterator access to keys.
  • get_pressed(), get_just_pressed(), get_just_released()
• Derived Copy for MouseScrollUnit.
• Derived Clone for UI component bundles.
• Some examples of documentation
• Update docs for Updated, Changed and Mutated
• Tips for faster builds on macOS: #312, #314, #433
• Added and documented cargo features
  • Created document docs/cargo_features.md.
  • Added features for x11 and wayland display servers.
  • and added a feature to disable libloading. (helpful for WASM support)
• Added more instructions for Linux dependencies
  • Arch / Manjaro, NixOS, Ubuntu and Solus
• Provide shell.nix for easier compiling with nix-shell
• Add AppBuilder::add_startup_stage_|before/after

Changed

• Transform rewrite
• Use generational entity ids and other optimizations
• Optimize transform systems to only run on changes.
• Send an AssetEvent when modifying using get_id_mut
• Rename Assets::get_id_mut -> Assets::get_with_id_mut
• Support multiline text in DrawableText
• iOS: use shaderc-rs for glsl to spirv compilation
• Changed the default node size to Auto instead of Undefined to match the Stretch implementation.
• Load assets from root path when loading directly
• Add render feature, which makes the entire render pipeline optional.

Fixed

• Properly track added and removed RenderResources in RenderResourcesNode.
  • Fixes issues where entities vanished or changed color when new entities were spawned/despawned.
• Fixed sprite clipping at same depth
  • Transparent sprites should no longer clip.
• Check asset path existence
• Fixed deadlock in hot asset reloading
• Fixed hot asset reloading on Windows
• Allow glTFs to be loaded that don't have uvs and normals
• Fixed archetypes_generation being incorrectly updated for systems
• Remove child from parent when it is despawned
• Initialize App.schedule systems when running the app
• Fix missing asset info path for synchronous loading
• fix font atlas overflow
• do not assume font handle is present in assets

Internal Improvements

• Many improvements to Bevy's CI #325, #349, #357, #373, #423

Version 0.1.3 (2020-8-22)

Version 0.1.2 (2020-8-10)

Version 0.1.1 (2020-8-10)

Version 0.1.0 (2020-8-10)