v2.17.0

Changes

• Half-precision (f16) type aliases for WGSL shaders by @mvaligursky in #8439
• Gaussian Splatting: Use half-precision for spherical harmonics evaluation on WebGPU by @mvaligursky in #8441
• Add Color Enhance post-processing effect by @mvaligursky in #8443
• Improve scene texture error messages to mention CameraFrame by @mvaligursky in #8446
• Global splat budget for scene-wide GSplat LOD management by @mvaligursky in #8444
• Material.meshInstances change to Set for faster MeshInstance removal by @Maksims in #8451
• GSplat: GPU-driven sorting and frustum culling pipeline on WebGPU by @mvaligursky in #8453
• Replace interval texture binary search with instanced quad rendering for GSplat work buffer copy by @mvaligursky in #8456
• Refactor data texture creation using internal Texture helper by @mvaligursky in #8457
• Add midtones control to Color Enhance post-effect by @mvaligursky in #8458
• Improve MiniStats VRAM reporting and graph grouping by @mvaligursky in #8460
• Only emit written color outputs in WGSL FragmentOutput struct by @slimbuck in #8465
• Expose WebGPU texture format tier capabilities by @mvaligursky in #8459
• Use half-precision (f16) in gsplat WGSL shaders by @slimbuck in #8466
• Skip padding pixels during GSplat sorting and rendering by @mvaligursky in #8471
• Exclude skinned and morphed mesh instances from batching by @mvaligursky in #8477
• Interval-based GPU compaction for GSplat rendering by @mvaligursky in #8476
• Remove double indirection from GSplat rendering by @mvaligursky in #8478
• Improved error reporting when a bind group value is missing by @mvaligursky in #8479
• Compact GSplat work buffer format by @mvaligursky in #8480
• Add BlockAllocator for 1D block memory management by @mvaligursky in #8481
• Extract NumericIds from PickerId for reusable ID generation by @mvaligursky in #8482
• Switch gsplat work buffer from row-aligned to pixel-offset layout by @mvaligursky in #8484
• Use UploadStream for GSplat sort order uploads by @slimbuck in #8487
• Remove STORAGE_ORDER shader define by @slimbuck in #8488
• Cache validated FBO configurations in debug builds by @mvaligursky in #8491
• Per-node block allocation and partial work buffer updates for GSplats by @mvaligursky in #8490
• Skip pcNodeIndex work buffer stream when GPU sorting is active by @mvaligursky in #8492
• Optimize GSplat work buffer rebuilds and block allocator fragmentation by @mvaligursky in #8493
• Add MiniStats stat presets for gsplat stats by @mvaligursky in #8495
• Expose dracoDecode for decoder reuse by @koteelok in #8470
• Add frontFace support to render pipeline by @AlexAPPi in #8448
• Add debug assert for texture upload inside render pass on WebGPU by @mvaligursky in #8504
• FrontFace follow-up: fix double-flip, remove twoSidedLightingNegScaleFactor, add setDrawStates by @mvaligursky in #8503
• Estimate total size for unreported assets in SOG progress tracking by @slimbuck in #8502
• Use half-precision types in bloom downsample/upsample WGSL shaders by @mvaligursky in #8508
• Improve GSplat LOD system with geometric progression, FOV compensation, and budget balancing fixes by @mvaligursky in #8506
• Skip CAS HDR conversions for LDR input and use half-precision in WGSL by @mvaligursky in #8509

Fixes

• Fix chromatic fringing shader undefined behavior with negative values by @mvaligursky in #8438
• GsplatResourceBase.getTexture needs to be public by @mvaligursky in #8442
• Inline WGSL resolveCodebook to fix Firefox naga compatibility by @mvaligursky in #8450
• Refresh texture state when toggling mipmaps by @willeastcott in #8455
• Fix clustered lighting packed decode stability on Samsung WebGL by @mvaligursky in #8461
• Fix annotation hotspot sizing by @slimbuck in #8463
• Fix WebGL readTextureAsync allocating too much memory for outputData by @slimbuck in #8472
• Prevent setLayout from corrupting interval compaction data by @mvaligursky in #8485
• Fix frame-rate dependent camera rotation and zoom in CameraControls by @slimbuck in #8494
• Fix GSplat LOD re-evaluation when params change via frame:ready event by @mvaligursky in #8498
• Fix WebGPU staging buffer error in non-unified GSplat sorter by @mvaligursky in #8499
• Fire GSplatSorter 'updated' event immediately for renderNextFrame support by @mvaligursky in #8500
• Fix MiniStats VRAM subcategories not hiding on collapse by @mvaligursky in #8507

Examples

• Fix flipbook example playback speed by @mvaligursky in #8505

Engine Dependencies

• Update all npm dependencies in #8467
• Update all npm dependencies (major) in #8468
• Update dependency sinon to v21.0.1 in #8469
• Update github artifact actions (major) in #8486

Contributors

• @AlexAPPi
• @koteelok
• @Maksims
• @mvaligursky
• @slimbuck
• @willeastcott

New Contributors

• @koteelok made their first contribution in #8470
• @AlexAPPi made their first contribution in #8448

Full Changelog: v2.16.2...v2.17.0

v2.16.2

Fixes

• Fix GsplatResourceBase.getTexture to be public by @mvaligursky in #8442
• Inline WGSL resolveCodebook to fix Firefox naga compatibility by @mvaligursky in #8450
• Move clustered packed values out of light struct for Samsung WebGL precision/corruption issues by @mvaligursky in #8461
• Only emit written color outputs in WGSL FragmentOutput struct by @slimbuck in #8465
• Fix annotation hotspot sizing by @slimbuck in #8463
• Fix WebGL readTextureAsync allocating too much memory for output data by @slimbuck in #8472
• Exclude skinned and morphed mesh instances from batching by @mvaligursky in #8477

Full Changelog: v2.16.1...v2.16.2

v2.16.1

Fixes

• Fix chromatic fringing shader undefined behavior with negative values by @mvaligursky in #8438

Full Changelog: v2.16.0...v2.16.1

v2.16.0

Changes

• Procedural GSplat Container API by @mvaligursky in #8352
• GSplat Extra Streams and Work Buffer Customization by @mvaligursky in #8383
• GsplatProcessor and extra data streams for gaussian splats by @mvaligursky in #8395
• GSplat Work Buffer Custom Streams Support by @mvaligursky in #8396
• Unify GSplat format shader architecture by @mvaligursky in #8377
• GSplat: Centralize texture management with GSplatStreams class by @mvaligursky in #8379
• Clarify gamma correction docs by @mvaligursky in #8386
• Modernize legacy posteffect scripts to ES6 classes and fix FXAA offset bug by @mvaligursky in #8397
• Update jsdocs of QuadRender by @mvaligursky in #8398
• Add BatchManager.getGroupById method by @mvaligursky in #8399
• Destroy WebGPU texture immediately instead of letting garbage collection do it by @mvaligursky in #8401
• Add numeric literal support to shader preprocessor by @mvaligursky in #8402
• Implement deferred destruction for WebGPU textures by @mvaligursky in #8403
• Add 2D Gaussian Splatting (2DGS) Rendering Support by @slimbuck in #8416
• Improve XrSession script documentation and consistency by @willeastcott in #8417
• feat: add snap vertical movement to XrNavigation script by @willeastcott in #8420
• Unified GSplat Picking Support by @mvaligursky in #8421
• Document ColorLUT texture format in CameraFrame JSDoc by @mvaligursky in #8424
• Remove deprecated gsplatCustomizeVS shader chunk by @mvaligursky in #8422
• Rename GSplatParams.id to enableIds by @mvaligursky in #8423
• Add support for WGSL subgroup_uniformity and subgroup_id language extensions by @mvaligursky in #8426
• GSplatProcessor: Add numSplats uniforms and automatic padding skip by @mvaligursky in #8430

Fixes

• ES2020 compatibility for GSplatSortBinWeights worker injection by @mvaligursky in #8373
• Fix preprocessor numeric literal parsing to avoid incorrect partial matches by @mvaligursky in #8404
• Fix unified gsplat work buffer extra streams for octrees and color-only updates by @mvaligursky in #8405
• Fix WebGL texture.read() for R8/RG8/RGB8 formats and add UNPACK_ALIGNMENT state caching by @mvaligursky in #8406
• Revert "[FIX] Fix ElementComponent 'mousemove' event firing outside element" by @willeastcott in #8413
• [Fix] ClusteredOmniShadows example - avoid debug render texture when destroyed by @mvaligursky in #8433
• Fix material-refraction example to use correct IOR value by @mvaligursky in #8434
• [Fix] GSplatComponent.customAabb to fall back to resource AABB by @mvaligursky in #8435
• Fix WebGPU uniform warnings in RenderPassPicker by @mvaligursky in #8436

Examples

• Flipbook engine example by @mvaligursky in #8384
• GSplat Editor Example and Gsplat Shader / GsplatProcessor API Refactoring by @mvaligursky in #8412
• Exposed the color band width parameter for radial reveal effect by @mvaligursky in #8414
• Add GSplat procedural shape scripts and example, other fixes and imrovements by @mvaligursky in #8415
• Add GsplatMesh script and example for converting meshes to gaussian splats by @mvaligursky in #8419
• Add LOD Instances Gaussian Splat example by @mvaligursky in #8429

Full Changelog: v2.15.3...v2.16.0

v2.15.3

Fixes

• Revert Fix ElementComponent ‘mousemove’ event firing outside element by @willeastcott in #8413

Full Changelog: v2.15.2...v2.15.3

v2.15.2

Fixes

• Fix XrInputSource crash when grip unavailable by @willeastcott in #8389
• Fix controller models in XR movement example by @willeastcott in #8390
• Fix XrInputSource JSDoc errors and redundant code by @willeastcott in #8391
• Fix duplicate XrViews instance and clean up handler in XrManager by @willeastcott in #8392
• Fix WebXR stereo frustum culling by @willeastcott in #8393
• Add XrMenu script and example for WebXR hand/controller menus by @willeastcott in #8407
• Fix account for camera local offset in XrNavigation teleport by @willeastcott in #8409
• Improve XrControllers script robustness and documentation by @willeastcott in #8410
• Correct vertex format mismatch when decoding Draco meshes by @willeastcott in #8394

Full Changelog: v2.15.1...v2.15.2

v2.15.1

Fixes

• [Fix] ES2020 compatibility for GSplatSortBinWeights worker injection by @mvaligursky in #8373

Full Changelog: v2.15.0...v2.15.1

v2.15.0

New Features

• Unified GSplat support for rendering to shadow map + Example by @mvaligursky in #8228
• Updated GsplatShaderEffect script to use simpler material API by @mvaligursky in #8229
• Improved splatBudget behavior to allow both increase and decrease LOD by @mvaligursky in #8230
• Moved the splatBudget API to gsplat component by @mvaligursky in #8231
• Updated Ministats with additional timings by @mvaligursky in #8241
• Workbuffer for gsplat uniform no longer stores covariance, but directly the components by @mvaligursky in #8244
• Removed workaround related to workbuffer storing covariants on android by @mvaligursky in #8245
• Add gsplatModifyVS shader customization chunk for gaussian splats by @mvaligursky in #8246
• Update GitHub Artifact Actions (major) by @renovate[bot] in #8247
• Add simple render pipeline cache for mipmap renderer (WebGPU) by @mvaligursky in #8253
• Add viewport / scissor support to RenderPassShaderQuad by @mvaligursky in #8254
• Adds a GPU-based radix sort implementation using fragment shaders with mipmap-based prefix sums by @mvaligursky in #8255
• Adds support for specifying a custom entry point function name when creating compute shaders by @mvaligursky in #8258
• Increase quad buffer size for ministats to allow more stats to render by @mvaligursky in #8259
• NPM Publish by @kpal81xd in #8261
• Add KHR_materials_emissive_strength export support by @willeastcott in #8268
• Add KHR_materials_specular export support by @willeastcott in #8269
• Add KHR_materials_unlit export support by @willeastcott in #8270
• Add KHR_materials_ior export support by @willeastcott in #8272
• Add KHR_materials_dispersion export support by @willeastcott in #8274
• Defines map can be specified when creating compute shader by @mvaligursky in #8273
• Add KHR_materials_clearcoat export support by @willeastcott in #8275
• Add KHR_materials_transmission export support by @willeastcott in #8277
• Add KHR_materials_volume export support by @willeastcott in #8278
• Add WebGPU compute shader radix sort + changes / fixes to render pass based radix sort by @mvaligursky in #8276
• Add KHR_materials_sheen export support by @willeastcott in #8279
• Add compute pipeline creation caching for WebGPU by @mvaligursky in #8281
• Use Set instead of array for buffer tracking by @mvaligursky in #8283
• Add KHR_materials_iridescence export support by @willeastcott in #8280
• Add KHR_materials_anisotropy export support by @willeastcott in #8284
• Improve docs for get/setFromEulerAngles by @willeastcott in #8289
• Clustered lighting integer arithmetic optimization by @mvaligursky in #8303
• Make Texture.read() a public API by @mvaligursky in #8306
• GPU-based sorting using compute shaders for unified gsplat (optional) on WebGPU by @mvaligursky in #8310
• Clean up camera shader parameter setup by @mvaligursky in #8314
• Add WebGPU texture-format-tier1, texture-format-tier2, and primitive-index features by @mvaligursky in #8316
• Add TextureView for mip level and array layer access in compute shaders by @mvaligursky in #8308
• Optimize texture tracking with Set-based dirty texture management by @mvaligursky in #8309
• Adds a configurable color property to the vignette post-effect by @mvaligursky in #8318
• Add new texture formats: RG32F, RGB9E5, RG8S, RGBA8S, RGB10A2, RGB10A2U by @mvaligursky in #8319
• Added node name to batch insertion/removal assert message by @yaustar in #8322
• Refactor Annotation System with AnnotationManager by @willeastcott in #8323
• Updates the LICENSE copyright year to 2026 by @mvaligursky in #8333
• Allow changing unified property without disabling component by @mvaligursky in #8334
• Add indirect compute dispatch support for WebGPU by @mvaligursky in #8332
• WebGPU now supports omni/spot shadows baking using Lightmapper by @mvaligursky in #8335
• Improve JSDoc for the core layer by @willeastcott in #8358
• Add 'worker' to reserved script names by @mvaligursky in #8368

Fixes

• [FIX] Specify anonymous cross origin for gsplat assets to avoid security issues on iOS by @mvaligursky in #8235
• Fix uninitialized SplatCenter members in GLSL gsplat shader by @mvaligursky in #8237
• Internal cursor file is ignored by git by @mvaligursky in #8242
• [FIX] Fix metalness and roughness handling in UsdzExporter by @willeastcott in #8248
• [FIX] Return correct typed array from texture.read() on WebGPU platform by @mvaligursky in #8251
• [FIX] Notify existing element descendants when a screen is added by @willeastcott in #8252
• [FIX] Fix particle emission rate when looping by @willeastcott in #8263
• [FIX] Convert sRGB colors to linear when writing glTF by @willeastcott in #8267
• Fix SOG SH decompression by @slimbuck in #8271
• ScopeSpace.removeValue not clearing destroyed textures from scope by @mvaligursky in #8282
• [FIX] Fix glTF export for KHR_materials_pbrSpecularGlossiness materials by @willeastcott in #8285
• [FIX] Fix black specular map still showing reflections by @willeastcott in #8287
• [FIX] Fix ElementComponent mousemove event firing outside element by @willeastcott in #8288
• [FIX] Fix ElementComponent not rendering when entity already in hierarchy by @willeastcott in #8290
• Tighten up typing for RigidBodyComponent#type by @willeastcott in #8292
• [FIX] Fix KHR_materials_specular incorrectly affecting metals and diffuse by @willeastcott in #8293
• [FIX] Add Dedicated Isotropic GGX Specular Implementation by @willeastcott in #8299
• [FIX] Enforce WGSL syntax highlighting in all WGSL chunks by @willeastcott in #8300
• [FIX] Fix clustered lighting artifacts caused by UV precision by @willeastcott in #8302
• [FIX] Fix screen space particles when CPU simulation is used by @willeastcott in #8301
• [FIX] Add setter for Script.scriptName for TypeScript compatibility by @willeastcott in #8291
• [FIX] Fix orthographic camera loading from glTF by @willeastcott in #8304
• [FIX] Fix glTF spot light default cone angle by @willeastcott in #8305
• [FIX] Fix glTF spot light luminance calculation by @willeastcott in #8307
• Fix IOR/refractionIndex being ignored in materials by @mvaligursky in #8311
• Rename GSplatComponentSystem#getGSplatMaterial to getMaterial by @mvaligursky in #8339
• Better support blended pickers by @slimbuck in #8340
• WebGPU lightmapper support for shadow casting local lights and omni shadow shader cleanup by @mvaligursky in #8338
• Lazy mesh creation for GSplat resources by @mvaligursky in #8343
• Remove unnecessary polyfills by @willeastcott in #8347
• Modernize build target to ES2020 by @willeastcott in #8348
• annotation.mjs to annotations.mjs by @...

v2.14.4

Fixes

• Fix metalness and roughness handling in UsdzExporter by @willeastcott in #8248
• Return correct typed array from texture.read() on WebGPU platform by @mvaligursky in #8251
• Notify existing element descendants when a screen is added by @willeastcott in #8252
• Convert sRGB colors to linear when writing glTF by @willeastcott in #8267
• Fix SOG SH decompression by @slimbuck in #8271

Full Changelog: v2.14.3...v2.14.4

v2.14.3

Fixes

• Fix uninitialized SplatCenter members in GLSL gsplat shader by @mvaligursky in #8237

Full Changelog: v2.14.2...v2.14.3