Blog post: https://flaxengine.com/blog/flax-1-11-released/

Release notes: https://docs.flaxengine.com/manual/release-notes/1_11/index.html

Discussion: https://forum.flaxengine.com/t/flax-engine-update-1-11/2330

Changelog:

• Add new memory profiler
• Add suport for Tracy profiler on Mac
• Add integration with Tracy profiler to plot main memory categories
• Add new Arena Allocator for optimized dynamic memory allocations with a shared lifetime
• Add memory alloc profiling for virtual pages (on Win32)
• Add process memory stats for Apple platforms
• Add version to game settings
• Add variable DDGI probe size in debug view based on cascade
• Add GPU profiling support to Tracy integration
• Add debug tool detection for Nsight Graphics
• Add explicit GPU resource transitions, memory and compute barriers
• Add logging missing instance layer on Vulkan
• Add debug name for PSO catching on D3D12/Vulkan during profiling incl. Development builds
• Add Platform::Yield
• Add PLATFORM_CONSOLE define and fix desktop to be as Windows/UWP, not Win32
• Add support for using custom memory allocator in lambda bind to Function
• Add GPUResourceMapMode.NoWait flag to control buffer data reading
• Add nvapi third party module (NVIDIA driver extensions)
• Add AGS third party module (AMD driver extensions)
• Add nvapi/AGS libs to D3D11 for efficient UAV writes overlaps on NVIDIA/AMD GPUs
• Add automatic periodic Vulkan Pipeline State Cache serialization
• Add red color to Tracy profiler zones that cause CPU waiting to improve profiling
• Add time slicing to Deserialization stage of async scenes loading to avoid hitching
• Add higher level streaming time budget in frame based on idle time
• Add UseLogInRelease to engine config to disable logging in Release builds
• Add new Custom Lit shading model for custom lighting in materials (eg. Cel Shading)
• Add resizing to Custom Code nodes in Materials
• Add improved way of ColorValueBoxes drawing transparent colors
• Add support for building engine without logging
• Add label/button text to string convertion for better debugging
• Add CharacterController.Resize for quick crouching implementation for characters
• Add option to change Character Controller capsule origin to start at feet location
• Add SCOPE_EXIT macro
• Add PositionFormat and TexCoordFormat to model import option for mesh data encoding
• Add GPUDevice.VideoOutputs with a list of attached monitors
• Add stencil buffer usage with object layer information
• Add new scene textures SceneStencil and ObjectLayer to sample Stencil buffer
• Add render layer mask to decals
• Add ReadWriteLock to platform api
• Add support for large 16kb page sizes on Android
• Add Android native crashes caching
• Add new PreIntegratedGF with 80% smaller memory but more accurate data
• Add hot-reload support for material feature template sources on material generation
• Add and use Max Mesh Position Error to Build Settings for automatic mesh vertex positions storage
• Add improved import path UI
• Add LayoutElementsContainer.Image with IBrush for Editor
• Add new UIBrush that uses UIBrushAsset json resource with a brush data
• Add hotkey to quick focus debug console input (Ctrl+~)
• Add highlighting to layers matrix editor to improve UX
• Add node alignment formatting options to Visject
• Add highlight to the Visject socket with context menu and improve button texts
• Add additive (box) and subtractive selection to Visject surfaces (with Ctrl to add or Shift to remove from selection)
• Add shortcuts for View flags and Debug View modes in Editor
• Add shortcuts for windows in Editor
• Add accent colors to Content Finder tool
• Add wrap scrolling items list with arrow keys and simplify scrolling logic
• Add GetOrAddButton utility for MainMenu
• Add GPUTexture.UploadData for changing texture contents via TextureData container
• Add Texture Size node to particles
• Add option for debug shapes drawing for particle emitters
• Add option to show vertices and triangles of collision model in a collider data window
• Add unscaled time to Material Time node
• Add support to move Visject socket connections
• Add skybox rotation feature
• Add model import options auto-restore from model prefab
• Add more color gradiant node stops (count from 8 to 12)
• Add particle data layout debugger tab
• Add editor option for disabled transform gizmo brightness
• Add showing added and removed Actors from Prefab Diff menu
• Add collection item duplication via context menu
• Add Editor option to auto resize Properties List splitter bar based on longest text
• Add custom Editor splash screen image (import texture SplashImage inside project Content folder)
• Add shortcut for editor settings
• Add controls and filter to actor Toolbox search
• Add option to add capsule in add colliders menu
• Add more Editor options for windows and tabs behaviour/logic
• Add new APIs to Animated Model for more control over custom nodes
• Add slider with time position to Audio Source editor
• Add ClipStarted and ClipFinished events to Audio Source
• Add option to create a new projects from within the Editor
• Add support for parsing inheritance with preprocessor blocks inside it
• Add support for Visual Studio 2026 and v145 MSVC toolset
• Add drawing RigidBody center of mass and attached colliders
• Add a info message on Debug Log pause on error
• Add a broken link icon (used in actor scale editor)
• Add a better way of displaying transparent colors in color properties
• Add InvokeOnUpdate to C++ scripting api
• Add more utility methods for Layer Mask api
• Add initial work on nuget package support
• Add shift selection for tree nodes in Editor
• Add VSCode organization for project plugins into own folders
• Add maximum supported .NET SDK version to 10
• Add prefab UI viewport scaling
• Add surface formatting option to straighten node connections
• Add Visual Script editor method override context menu searchable
• Add Visject editor panning with RMB over nodes
• Add options for viewport icons
• Add preventing autosave when using editor context menus
• Add Output Window console to show all commands on spacebar
• Add editor option for build configuration when using cook and run
• Add support for using shadow maps from linked scene rendering (eg. for 1p weapons)
• Add shader header proxy for easy .hlsl files creation within Editor
• Add support for negative Fog Cutoff Distance on fog to draw it in front of the camera Far Plane, no matter the setup.
• Add actor name to prefab diff view
• Add quick toggle to debug window group buttons
• Add Tag editor quick expand with Shift key
• Add ability to unfold folded categories when scrolling with keyboard in dropdown list in Editor
• Add better keyboard navigation to Content Finder and fix right click clearing search
• Add button to quickly jump into Localized String Table that contains it
• Add viewport icons scale relative to the distance and editor control over it
• Add utility for if in play mode that returns true for shipped applications (Engine::IsPlayMode)
• Add auto selecting first item in item list context menu if no selection and the user presses enter
• Add better logging of unsupported .NET version in tools
• Add Import/export warning message boxes
• Add SortOrder to Environment Probe
• Add exception and crashes catching with processing on iOS/macOS
• Optimize asset references to support direct registration to reduce Delegate memory allocations and overhead
• Optimize editor profiler allocations when capturing data
• Optimize actors registration in SceneRendering to track free items
• Optimize async scene loading to run in separate stages with time-slicing
• Optimize physics simulation with higher limit of 8 threads
• Optimize physics transformation updates propagation in async via Job System
• Optimize updating actor rendering entry with better thread locking that support async writes on actor update
• Optimize Actor::DestroyChildren
• Optimize ContainerControl.DisposeChildren
• Optimize CSharp scripting runtime to use arena allocator per-assembly
• Optimize dynamic memory allocations for managed runtime interop collections with a new Arena Allocation
• Optimize ProbesRenderer to use time-slicing for cubemap faces rendering and filtering
• Optimize SpriteRenderer to lazy-init
• Optimize Particles drawing to use a whole RenderContextBatch
• Optimize GPU Particles simulation to perform memory buffer copies/updates before dispatch
• Optimize GPU particles Bitonic sort to use separate buffers for indices and keys to avoid additional buffer copy
• Optimize GPU particles simulation, sorting and drawing with better resource transition barriers
• Optimize GPU particles simulation by scheduling larger sims first to overlap more work
• Optimize compute shader pipeline binding on D3D12 and Vulkan when unchanged
• Optimize sorted particle indices format to 16-bit for small emitters
• Optimize environment probes filtering shader
• Optimize foliage rendering with concurrent arena allocator
• Optimize textures/buffers uploading on Vulkan with page allocator
• Optimize GPU textures and buffers uploads with a batched memory barrier
• Optimize Global SDF dispatches with UAV write overlaps
• Optimize DDGI probes update to overlap both irradiance and distance data dispatches at once
• Optimize Debug Draw performance of splines to use frustum culling
• Optimize Debug Commands name building and support nested classes with name hierarchy
• Optimize Asset::GetPath in cooked build
• Optimize Spline debug rendering far from camera
• Optimize particles drawing to run in async jobs
• Optimize scripting objects spawning on AOT platforms
• Optimize Audio streaming to reduce lock contention
• Optimize Color Grading LUT to be cached if unchanged from the previous frame
• Optimize memory allocations in text rendering related functions
• Optimize debug drawing of terrain shape in Physics Colliders view mode
• Optimize slow Tree expansion/collapsion with large amount of tree nodes
• Optimize decals rendering with depth test
• Optimize memory alloc on Animated Model init
• Optimize memory allocation when reading animated model pose by cloth
• Optimize NavMesh builder when updating a large number of tiles
• Optimize PhysX work dispatcher to be shared by all scenes
• Update Tracy to v0.12
• Update OpenAL to 1.24.3
• Update volk to version 1.4.304
• Update to the latest Nintendo Switch SDK version 20.5
• Update minimum Windows version to 10 (to match .NET 8)
• Update minimum CPU arch requirement on Windows to SSE4.2
• Update minimum macOS version to 13 and iOS to 15
• Update minimum Clang version 14 for Linux
• Refactor material instance to not override all public parameters by default (need explicit set)
• Refactor level actions to support time budget and time slicing
• Refactor Color Grading LUT rendering to have config for 2D/3D mode
• Refactor specular lighting to properly map specular as reflectance in BRDF
• Rename Prefetch to MemoryPrefetch
• Remove ConcurrentSystemLocker and use ReadWriteLock instead for better threading synchronization
• Fix memory leak on sequential mesh buffers update
• Fix missing BoundsScale usage on AnimatedModel
• Fix various margins and spacings between UI elements in Editor to be consistent
• Fix profiler memory propagation (in events hierarchy)
• Fix camera view matrix calculations to use double vector types if Large World enabled
• Fix output log console to remove executed command from history no matter the placement
• Fix output log console to resize width to contain whole item text
• Fix missing sphere bounds update for splines
• Fix support for nesting classes inside other scripting classes
• Fix AutoFocus on ContainerControl to be false by default
• Fix game UI focus loss when hiding focused control to maintain gamepad navigation in Editor
• Fix memory leak on material instances when updating layout of Text Render
• Fix draw calls batching to ignore distance in opaque passes for better draw calls instancing
• Fix reflection probes capture seams on cube face edges due to volumetric fog
• Fix shader asset path in debug name in cooked build
• Fix Asset.WaitForLoaded to yield or sleep thread for proper multithreading on some platforms
• Fix MClass::GetNamespace typo that returned name instead
• Fix .NET version to use selection for consoles with fixed setup
• Fix missing TypeConverter support in AOT build
• Fix AOT libs rebuild when corlib was modified to avoid version mismatch
• Fix game splash screen to wait for texture to be streamed in, not just allocated
• Fix GPUBufferDX11::Map to wait on data to avoid missing data when reading staging buffers
• Fix PSO init to release old data on recreation
• Fix profiler tables to use column headers aligned to center
• Fix Vulkan descriptor sets pooling
• Fix debug command type detection when it's used with argument
• Fix deadloop in HtmlParser when parsing text with incorrect tags
• Fix ManagedDictionary cache to be cleared on hot-reload
• Fix ConcurrentSystemLocker to guard for a single writer at once
• Fix incorrect image buffer usage in Render Output Control
• Fix fullscreen borderless window on macOS
• Fix bug in CustomEditorWindow usage
• Fix scroll bars not updating when dragging items
• Fix GUI input when edit GUI option is false and game is being played
• Fix crammed color grading editor value boxes
• Fix tree nodes drawing in Editor
• Fix trying to add scene to actor group
• Fix atan2 node to use default box value
• Fix deprecated asset saving to skip temporary or virtual assets
• Fix crash on invalid particle data to be a soft check instead
• Fix new asset file creation dialog button if asset can't be created
• Fix newly created skeleton mask to be able to open
• Fix json guid parsing to check for correct hex characters
• Fix timeout calculation in Task::Wait
• Fix loading models with no meshes
• Fix particle emitters to wait for used textures to be loaded and streamed in for proper usage in a graph
• Fix automatic collision importing from mode to remove unused material slots
• Fix transparency-related material options when using material with deferred shading
• Fix animation preview bounds scale
• Fix scene lightmaps removal clearing actors linkage to lightmaps
• Fix missing default value of localized string in editor
• Fix scroll to selected actor in view when emptying out search box
• Fix zoom behavior when zooming in and out in Visject surface editor
• Fix Visject surface select with Control to toggle selection of the node
• Fix node delete button not checking if the user is performing certain actions on the surface
• Fix focusing on custom actors in editor that have missing bounds
• Fix particle emitter editor source code button enable/disable itself
• Fix performing layout after changing selected tab
• Fix scroll to node on selection in Prefab editor
• Fix Content window search to be cleared when selecting asset picker asset
• Fix skipping scene tree scroll to node when play is starting or ending
• Fix panel scroll bars update to be performed once again if controls are gets changed during layout
• Fix prefab diff in Editor on mesh reference
• Fix prefab instance root name to never apply from scene instance
• Fix missing Physics Colliders view if Debug Draw is disabled
• Fix fog to draw Fog Cutoff Distance via a plane, not sphere test
• Fix changing CharacterController center at runtime to maintain actor placement
• Fix duplicating json assets to properly remap object IDs
• Fix issue with toolstrip not updating on scene reload
• Fix terrain collision debug draw flickering when moving camera in Large Worlds
• Fix Terrain shader error when using Position Offset
• Fix vector and quat equality checks to use exact component value
• Fix Android NDK version parsing when using beta build
• Fix BitArray bit indexing
• Fix Array::RemoveAt to move element and avoid data copies
• Fix hot-reload files not getting cleaned up during startup
• Fix infinite loop on rich text box tag parsing with incomplete end of tag
• Fix edge case for anim event on min or max frame when looping
• Fix anim event playback when is reversed
• Fix using material VS to PS node directly within material input
• Fix saving skinned models with blend shapes
• Fix minor artifacts on terrain normals
• Fix sampling textures in decals to use custom mip-level
• Fix shadow bias artifacts on Low shadows quality
• Fix motion vector stability on Large World origin changes
• Fix SSAO artifacts with flat normals look
• Fix Motion Vectors rendering skipping when not needed by SSR
• Fix memory leak on recast objects when building NavMesh tile
• Fix missing/incorrect toolchain exception to log only once
• Fix incorrectly rendered transparency in Physics Colliders view mode
• Fix not attaching updated collision data to rigid body
• Fix CheckBox to display check state when created in game without editor icon atlas
• Fix HashSet::Add returning incorrect value
• Fix reverting prefab object reference in nested prefabs
• Fix duplicate and remove options being clickable on non-resizable collection editors
• Fix editing UI Brush in prefabs
• Fix prefab window to use UI Mode for empty UI Control prefab
• Fix prefab root name and transform being changed when applying local changes of sub-object
• Fix object ids remapping inside nested prefabs
• Fix debug drawing wheeled vehicle in prefab viewport
• Fix incorrect Lambert Diffuse shadowing to use just N dot L for accurate lighting
• Fix model import scale on nodes that could be applied multiple times on the same mesh
• Fix Blend Poses nodes to smoothly blend back when transition goes back
• Fix Content Window navigation bar to expand toolstrip for proper scroll bar display
• Fix Output Window console to resize pupup window
• Fix Editor undo on collection properties that return different object on get
• Fix script fields prefab diff showing and reverting with undo
• Fix warning when cloning actor from prefab that is not a root
• Fix scene object pointer serialization in C++ to use correct serializer
• Fix scaling for TextRender
• Fix rich textbox vertical alignment
• Fix Volumetric Fog flicker on camera cuts
• Fix missing Volumetric Fog affecting transparent materials
• Fix sun shadows when direction is perfectly vertical
• Fix view distance light property from affecting brightness all of the time
• Fix importing emissive, roughness, metalness and wireframe properties of materials with Assimp
• Fix terrain exporting to properly calculate size and sample positions
• Fix particle effect parameter to apply overrides when emitter is changed and when activated in the tree
• Fix particle material compilation error when using position offset
• Fix sky rendering in ortho and oblique projection
• Fix missing root motion copy when using input skeleton pose (eg. IK node)
• Fix loading projects that have similar path to engine folder
• Fix terrain physics error on end play when it's disabled
• Fix changing Rigid Body center of mass offset
• Fix duplicating splines with parents
• Fix font hit test on multi-line text past the line end character
• Fix using enums as Scene Animation Event parameters
• Fix crash when rendering bloom or lens flares in too small viewport
• Fix crash when existing engine while content streaming is active
• Fix crash on invalid GPUBuffer vertex layout in empty buffer
• Fix crash when memory stream reading fails and perform soft error handling
• Fix crash when using material instance that has more parameters that base due to material error
• Fix crash when importing mesh with incorrect triangulation
• Fix crash when importing model as prefab and handle duplicated object names
• Fix crash on stack overflow exception in shader graph recursion to be detected
• Fix crash in GPU Memory profiler if resource went null
• Fix crash on memory access in Vulkan descriptor set data
• Fix crash on particles sorting memory access
• Fix crash when prefab root object failed to deserialize
• Fix crash when unloading texture with leftover streaming task that was idle
• Fix crashes of scripting backend on Android