Major refactor of graphics pipeline keying, shader cache, and resource allocation.
Replaced most Allocator usage with AllocationHandle, modernized logger usage,
and unified pipeline state keys. Updated MeshUtility to use AllocationHandle.FreeList.
Added new shader pipeline architecture docs and improved error handling throughout.
BREAKING CHANGE: Pipeline keying and resource allocation APIs have changed.
Refactored the shader compilation pipeline to introduce modularity, improve performance, and enhance maintainability. Key changes include:
- Added `ShaderCompilationConfig`, `CompilerOptimizeLevel`, and `ShaderStage` enums.
- Replaced `SM` property with `ShaderModel` in shader models.
- Introduced `ShaderLibrary` for in-memory and disk-based shader caching.
- Refactored `DSLShaderCompiler` and `AntlrShaderCompiler` for better hashing and error handling.
- Centralized shader compilation logic in `ShaderCompilerUtility`.
- Removed legacy shader compilation logic from `IShaderCompiler`.
- Updated `RenderGraph`, `ResourceManager`, and `Material` to integrate with the new caching system.
- Improved memory management with `NativeMemoryManager<T>`.
BREAKING CHANGE: Removed legacy shader compilation methods and replaced them with a new caching and compilation system.
Refactored shader compilation and resource management systems:
- Introduced `DXCShaderCompiler` for HLSL compilation and reflection.
- Added `BuildFinalShaderCode` method for robust shader code generation.
- Replaced raw strings with `ShaderEntryPoint` struct for shader paths.
- Updated `RenderContext` and `RenderGraphContext` for new pipeline methods.
- Added thread-safe resource management methods in `ResourceManager`.
- Introduced `DXCShaderReflectionData` for shader reflection handling.
- Removed redundant code and simplified `ShaderPropertiesRegistry`.
BREAKING CHANGE: Updated shader and resource APIs to use new structures and methods.
Refactored shader system to support both graphics and compute shaders.
- Updated ANTLR grammars and parser logic for explicit shader model and compute shader entry points.
- Split shader models and descriptors for graphics and compute.
- Refactored pipeline key generation and D3D12 pipeline library for compute support.
- Updated push constant layouts and HLSL includes for both shader types.
- Improved error handling and test coverage with new example files.
BREAKING CHANGE: Shader model, descriptor, and pipeline APIs have changed. Existing shader and pipeline code must be updated to use the new types and conventions.
Major refactor of render pipeline and shader system:
- Replaced legacy shader properties with source generator and attribute-based HLSL struct generation.
- Introduced ShaderPropertiesRegistry for runtime property layout/code registration.
- Added modular IRenderPipeline, IRenderPipelineSettings, and IRenderPayload interfaces.
- Implemented GhostRenderPipeline and ECS-driven GPUScene management.
- Added experimental DirectX 12 Work Graph support.
- Refactored shader compilation, variant hashing, and caching.
- Updated APIs for consistency and improved codegen for registration.
These changes modernize the rendering infrastructure for advanced features like work graphs and dynamic pipelines.
BREAKING CHANGE: Shader DSL, pipeline, and property APIs have changed. Existing shaders and pipeline integrations must be updated.
Replaces all Misaki.HighPerformance.Mathematics vector, quaternion, and matrix types in Ghost.Ufbx bindings with new native ufbx_vec2, ufbx_vec3, ufbx_vec4, ufbx_quat, and ufbx_matrix structs. Updates all interop code, struct fields, and API signatures accordingly. Adds struct definitions for the new types and provides matrix operations as struct methods. Removes unnecessary math package reference. Also includes minor fixes to system attributes, meshlet LOD logic, and mesh utility.
BREAKING CHANGE: All Ufbx-related APIs now use ufbx_* types instead of Misaki.HighPerformance.Mathematics types. Existing code using the old types will require updates.
Refactored the render pipeline system to introduce per-frame IRenderPayload management.
IRenderPipelineSettings now requires CreatePipeline and CreatePayload methods.
Updated RenderSystem and test pipeline to use the new payload model.
Removed legacy GhostRenderPipeline and test code.
Added RenderPipelineSystemAttribute for pipeline system registration.
Includes minor fixes such as version field type corrections and typo fixes.
BREAKING CHANGE: Render pipeline and payload creation APIs have changed; implementers must update to the new interface methods.
Introduce ICleanupComponent and cleanup archetype logic in ECS. Refactor component versioning to uint. Update IResourceDatabase to use map/unmap pattern. Decouple per-frame render requests from RenderSystem via IRenderPayload. Update render pipeline and extraction system to new API.
BREAKING CHANGE: Entity destruction and render pipeline APIs have changed. IResourceDatabase.MapResource signature is updated; all callers must use map/memcpy/unmap. RenderSystem no longer manages per-frame render requests directly.
Added ICommandSignature and D3D12CommandSignature for indirect command execution in the D3D12 backend, with supporting types. Updated ICommandBuffer and IGraphicsEngine interfaces to support indirect execution and command signature creation. Refactored command buffer pooling in D3D12GraphicsEngine for more flexible reuse. Changed BeginFrame and EndFrame to void and clarified parameter names. Updated resource and frame data structures to use direct buffer indices. Added RenderingUtility for buffer and texture uploads. Removed IRenderOutput interface. Updated RenderSystem render loop and HLSL/C# code to match new buffer usage patterns.
BREAKING CHANGE: ICommandBuffer, IGraphicsEngine, and related APIs have changed signatures and behaviors. Indirect command execution is now supported and required for some advanced features.
Refactor resource pool to use UnsafeQueue/UnsafeList for transient resources, improving memory management and performance.
Add async GPU wait support to ICommandQueue and D3D12.
Refactor render graph barrier system, streamline CompiledBarrier, and remove ResourceBarrier.
RenderGraphCompiler now returns Result<float2, Error> for dynamic resolution scaling.
Replace custom memory pools with Allocator.FreeList for temp allocations.
Add ResourceUploadBatch for async/sync resource uploads.
Fix D3D12 disposal and fence tracking bugs.
Update NuGet dependencies.
Numerous minor cleanups and code improvements.
Refactored frame submission and synchronization logic for more accurate GPU/CPU coordination. Introduced CpuWriteOpen property to enforce correct CPU frame access patterns. Updated ResourceManager to track _submittedFrame and improved event waiting logic. Added debug assertions and enhanced logging for frame start events. Documented known command submission issue in GraphicsTestWindow.
Refactored ResourceManager to introduce a _freePages queue for reusable pages, reducing unnecessary allocations. Added TryRentReusablePage and IsHeapFlagsCompatible helpers to efficiently rent compatible pages. Updated page creation and retirement logic to use the free pool, and ensured all page pools are properly released during cleanup.
Modernizes resource and barrier management for the D3D12 backend. Key changes:
- Simplifies BarrierDesc by removing nullable "before" states; now inferred from resource database.
- Adds IsAliasing flag to BarrierDesc for aliasing transitions.
- Replaces ResourceMemoryType with HeapType in BufferDesc and related APIs.
- Enhances ResourceViewGroup with usage inference methods.
- Adds D3D12 utility helpers for heap/flag conversions and resource description extraction.
- Optimizes command buffer barrier emission, skipping redundant barriers.
- Refactors Material and RenderContext to use new APIs and state tracking.
- Updates ResourceManager pooling to use HeapType and standard Queue.
- Simplifies RenderGraphExecutor barrier logic and aliasing handling.
- Improves RenderSystem frame synchronization and resource retirement.
- Cleans up obsolete code and improves debug output.
BREAKING CHANGE: Updates to resource and barrier APIs require changes to all code interfacing with resource creation, barriers, and memory types.
Major overhaul of GPU resource/heap management:
- Replace resource pooling and upload buffer logic with transient heap/page-based suballocation in ResourceManager.
- Add support for suballocation and heap flags/types, with D3D12 helpers.
- Remove ICommandBuffer.UploadBuffer/UploadTexture; add UpdateSubResources and CopyBuffer, move upload logic to RenderingContext.
- Refactor D3D12ResourceAllocator/Database for suballocation, heap flags, and mapping.
- Standardize on Handle<GPUBuffer> usage.
- Update meshlet/mesh utilities for new allocation handles and memory pools.
- Refactor RenderGraph and docs to use "heap" terminology.
- Use cpuFrame/gpuFrame consistently for frame sync.
- Add s2h.hlsl, s2h_3d.hlsl, s2h_scatter.hlsl shader debug libs.
- Miscellaneous fixes, cleanup, and dependency updates.
BREAKING CHANGE: Resource pooling and upload APIs replaced with new heap/page-based suballocation system. Update all buffer/texture creation and upload code to use new ResourceManager and ICommandBuffer methods.
Refactor meshlet build pipeline for robustness and performance.
Rename DxcShaderCompiler to DXCShaderCompiler. Enhance meshlet
data structures with bounds and LOD info. Add fallback mesh
simplification. Remove obsolete MeshRenderPass. Add
MeshoptBenchmark for meshlet build performance. Update mesh
import utilities for correct handedness. Minor bug fixes and
code cleanups.
Added NoAccess to attachment ops for depth/stencil, updated D3D12 and RenderGraph to handle new ops, and improved axis/handedness conversion in mesh loading. Enabled meshlet color hashing in test shader. Changed default rasterizer winding, added format helpers, and updated camera transform for correct mesh orientation. JobScheduler usage commented out for now.
Add logic to skip generic SRV barriers for resources explicitly handled as color, depth, or random access in raster passes, preventing redundant transitions. Update RGTextureDesc to accept a TextureUsage parameter for more flexible texture descriptor creation.
Refactored native wrappers to use ReadOnlySpan<T> for pointer parameters, improving .NET safety and interop. Enhanced wrapper generator with $TYPE and prefix/suffix-based parameter remapping. Added platform-specific native library loading for meshoptimizer, nvtt, and ufbx. Updated D3D12GraphicsEngineFactory for native DLL resolution and removed redundant logic from UnitTestApp. Changed RenderGraphBuilder's resource extraction API to use QueryTextureExtraction/QueryBufferExtraction with explicit handles and flags. Removed IRenderer and D3D12Renderer, moving RenderContext to RenderPipeline. Improved mesh loading, resource management, and updated test shader conventions. Updated project references, build settings, and added launchSettings.json for tooling.
BREAKING CHANGE: Native wrapper APIs now use ReadOnlySpan<T> instead of pointers. RenderGraphBuilder resource extraction API has changed. IRenderer and D3D12Renderer have been removed.
Refactored Vertex to use float3 position/normal, float2 uv, float4 tangent, and Color128 color, updating all mesh generation and HLSL code accordingly. Added MeshUtility for loading .obj/.fbx meshes with deduplication and normal/tangent computation. Updated GraphicsTestWindow to use the new loader and improved resource management. Fixed D3D12ResourceAllocator resource creation logic, improved camera projection math, and simplified RenderingLayerMask. Updated package references and app display name.
BREAKING CHANGE: Vertex struct layout changed; all mesh code and shaders must use the new format.
Refactored all graphics resource handles to use Handle<GPUTexture> and Handle<GPUBuffer> instead of Handle<Texture> and Handle<GraphicsBuffer>. Updated all APIs, interfaces, and implementations to use the new types, including ICommandBuffer, IResourceAllocator, ISwapChain, IRenderOutput, IRenderGraphBuilder, and related classes. Introduced TempJobAllocator for frame-latency-aware allocations. Updated ResourceHandleExtensions for new conversions. Performed minor code cleanups and removed the empty ClusterLod.cs file.
BREAKING CHANGE: All usages of Handle<Texture> and Handle<GraphicsBuffer> are replaced with Handle<GPUTexture> and Handle<GPUBuffer>. This affects all APIs and resource management code. Callers must update their code to use the new handle types.
Refactored ProjectBrowser to use GridView instead of ItemsView for file display, updated selection logic, and set a minimum grid height. FloatingWindow now manages DockingLayout cleanup on close to prevent resource leaks. Simplified DockDocument and DockGroup instantiations in EngineEditorWindow. Updated GetDirectoryNameConverter to use Path.GetDirectoryName directly. App shutdown now calls EditorApplication.Shutdown(). Added Ghost.Engine reference in ActivationHandler.
- Add DockLength property to DockModule to track star weights
- Add SyncLengths() to DockPanel to capture current Grid weights
- Update DockPanel.UpdateLayoutStructure to use DockLength
- Update DockingLayout.SplitGroup to distribute weights when splitting
Refactored DockGroup to only remove obsolete TabViewItems and restore tab selection more reliably. Updated DockGroup.xaml to enable tab reordering and add-tab button. Switched to CommunityToolkit.WinUI.Controls for GridSplitter and added a style for it. Made DockPanel, DockRegionHighlight, and DockingLayout partial classes. In App.xaml.cs, wrapped initialization in a try-catch to exit on error, and ensured process exit on window close. Improved ProjectBrowser scrollbar behavior and layout settings.
- Throw ArgumentException in DockContainer.ReplaceChild if newChild is already in the container to avoid index shifting bugs.
- Add comment in DockPanel.CheckCleanup explaining the asymmetric root panel collapse behavior.
